US3819213A - Exit device - Google Patents

Exit device Download PDF

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Publication number
US3819213A
US3819213A US00293430A US29343072A US3819213A US 3819213 A US3819213 A US 3819213A US 00293430 A US00293430 A US 00293430A US 29343072 A US29343072 A US 29343072A US 3819213 A US3819213 A US 3819213A
Authority
US
United States
Prior art keywords
slide member
door
latch
movement
vertical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US00293430A
Other languages
English (en)
Inventor
G Vanderburgh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eaton Corp
Yale Security Inc
Original Assignee
Eaton Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eaton Corp filed Critical Eaton Corp
Priority to US00293430A priority Critical patent/US3819213A/en
Priority to CA181,786A priority patent/CA976207A/en
Priority to GB4549873A priority patent/GB1451078A/en
Priority to DE2348998A priority patent/DE2348998C2/de
Priority to IT29538/73A priority patent/IT993494B/it
Application granted granted Critical
Publication of US3819213A publication Critical patent/US3819213A/en
Assigned to YALE SECURITY INC., A CORP. OF DE. reassignment YALE SECURITY INC., A CORP. OF DE. ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: SCOVILL INC.
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use
    • E05B65/10—Locks or fastenings for special use for panic or emergency doors
    • E05B65/1046—Panic bars
    • E05B65/106—Panic bars pivoting
    • E05B65/1066—Panic bars pivoting the pivot axis being substantially parallel to the longitudinal axis of the bar
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use
    • E05B65/10—Locks or fastenings for special use for panic or emergency doors
    • E05B65/1006—Locks or fastenings for special use for panic or emergency doors of the vertical rod type
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use
    • E05B65/10—Locks or fastenings for special use for panic or emergency doors
    • E05B65/1093—Dogging means for holding the actuation means, e.g. the actuating handle
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T292/00—Closure fasteners
    • Y10T292/08—Bolts
    • Y10T292/0801—Multiple
    • Y10T292/0822—Emergency operating means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T70/00—Locks
    • Y10T70/50—Special application
    • Y10T70/5093—For closures
    • Y10T70/5155—Door
    • Y10T70/5159—Emergency exit

Definitions

  • the exit device i l a channel shaped [58] Fleld of Search 292/92, 5, 6, 7, 21; Slide member hi i adapted to be Connected with 70/92 vertical and/or lateral latch assemblies. When a crossbar is depressed, the slide member is moved along a [56] References C'ted vertical path to actuate the associated latch assemblies UNITED STATES PATENTS from an engaged condition to a disengaged condition.
  • the slide member can also be moved y a suitable 1,547,679 7/1925 Peterson 292/5 outsideactuator, such as a thumbpiece or knob.
  • Bolles 292/92 exit device is advantageously provided with a h ldl,708,078 4/1929 Bolles 292/5 X back or cam which is rotated to the slide 2,9l0,858 v l 1/1959 Jackson 70/92 member i a position in which the latch assemblies are giiz disengaged.
  • the exit device may be pro- 3,345.099 10/1967 Paul 292/21 3 deadlatchmg dog wh'ch operated from Primary Examiner-Robert L. Wolfe Attorney, Agent, or FirmTeagno & Toddy a locking position to a release position as the crossbar is depressed.
  • the present invention provides a new and improved exit device having a slide member which is actuated by depressing a panic bar to operate an associated latch arrangement.
  • the slide member is adapted to operate either a vertical latch assembly, a lateral latch assembly, or a combination of these latch assemblies.
  • the lateral latch assembly can be of either the rim or the mortise type.
  • the vertical latch assemblies can be either surface mounted or concealed inside the door.
  • the slide member can be actuated by an outside knob or thumbpiece which may be locked.
  • the exitdevice may advantageously be provided with a holdback or dogging device which is operable to hold the exit device in an actuated condition in which the associated latch assemblies are released to enable the door to be opened by merely pressing against the door or crossbar without depressing the crossbar.
  • a deadlatching dog may be provided to lock the exit device against actuation from the outside and is automatically released by depressing of the crossbar.
  • Another object of this invention is to provide a new and improved exit device as set forth in the next preceding object and wherein the exit device can be utilized with either concealed or surface mounted latch assemblies.
  • Another object of this invention is to provide a new and improved exit device which includes a slide memher which is movable along a vertical path to actuate vertical and lateral latch arrangements upon depressing of a crossbar or other actuator member.
  • FIG. 1 is an illustration of a door having vertical and lateral surface mounted latch assemblies which are operated by an exit mechanism constructed in accordance with the present invention
  • FIG. 2 is a sectional view taken generally along the line 2-2 of FIG. 1, illustrating the exit device and its relationship to an outside actuator assembly;
  • FIG. 3 is a sectional view, taken generally along the line 3-3 of FIG. 2, illustrating the relationship of a lateral latch assembly to a slide member in the exit device;
  • FIG. 4 (see sheet 1 of the drawings) is a fragmentary view, taken generally along the line 44 of FIG. 3, further illustrating the relationship of the lateral latch assembly to the slide member;
  • FIG. 5 is a simplified illustration of the exit device of FIG. 2 is an actuated condition, a holdback or dogging device being shown operated to retain the exit device in the actuated condition;
  • FIG. 6 is a sectional view, generally similar to FIG. 2, illustrating the exit device in association with a pair of concealed vertical latch assemblies mounted within a door;
  • FIG 7 is a sectional view illustrating the exit device in association with a lateral latch assembly of the mortise type.
  • FIG. 8 is a schematic illustration depicting a deadlatch dog in association with the exit device of FIG. 2.
  • FIGS. 1 and 2 the exit device is shown in FIGS. 1 and 2 in association with a combination vertical and lateral latch arrangement 12.
  • the latch arrangement 12 includes a latch assembly 18 (FIG. 1) which is mounted on an upper portion of the door 14 and has a vertical bolt 20 which engages a recess in the door casing 22.
  • a latch assembly 26 is mounted on the bottom portion of the door 14 and includes a vertical bolt 28 which engages a recess in the threshold.
  • a horizontal or lateral latch assembly 32 (see FIGS. 2, 3 and 4) is mounted in association with the exit device 10 and has a horizontal latch bolt 34 which engages a recess in the door casing 22.
  • the exit device 10 When a crossbar 40 (FIG. 1) is depressed, the exit device 10 simultaneously operates the three latch assemblies 18, 26 and 32 to enable the door 14 to be opened under the influence of pressure applied against the crossbar.
  • the crossbar 40 is mounted on a pair of pivotal operating arms 44 and 46.
  • the operating arm 44 When the crossbar 40 is depressed, the operating arm 44 is pivoted in a clockwise direction about a horizontal pin 48 from the position shown in FIG. 2 to the position shown in FIG. 5. This movement of the arm 44 actuates the exit device 10 to simultaneously operate the latch assemblies 3 18, 26 and 32 to their released or disengaged conditions.
  • the exit device 10 includes a slide member 52 which is adapted to be connected with either concealed or surface mounted latch assemblies of the vertical and/or lateral type. To effect actuation of associated latch assemblies, slide member 52 is moved vertically relative to a base 54 by pivotal movement of the operating arm 44 about the pin 48. The slide member 52 is connected with the latch assemblies 18, 26 and 32 so as to eflect simultaneous operation of the latch assemblies to their released conditions in response to movement of the op erating arm.
  • the slide member 52 has a generally channel shaped configuration and is provided with an upper flange 56 having a U-shaped slot 58 (FIG. 4) which receives an upper vertical rod 62 connecting the slide member with the upper latch assembly 18 (FIG. 1).
  • a lower flange 66 on the slide member 52 is provided with a U-shaped slot 68 (FIG. which receives a lower vertical rod 70 connected with the lower latch assembly 26.
  • the latch bolt 34 of the lateral latch assembly 32 (See FIG. 4) is connected with the slide member 52 by a pair of laterally or transversely extending pins 74 and 76 (see FIGS. 3 and 4).
  • a return spring 102 pivots the operating arm 44 in a cointerclockwise direction to release the slide member 52 for downward movement under the influence of gravity or, if desired, suitable biasing springs.
  • this downward movement of the slide member 52 results in the latch assemblies 18, 26 and 32 being returned to their engaged or latched conditions to hold the door 14 in the closed position.
  • the exit device will be used with both right and left hand opening doors.
  • the exit device 10 and lateral latch assembly 32 are mounted on the right hand side of a door, the base 54 and slide member 52 are rotated throuh half a revolution from the position shown in FIGS. 1 and 2 so that the latch bolt 34 will engage the right hand side of the door casing.
  • a cam surface 104 on the slide member 52 (see FIG. 5) will then be positioned upwardly to actuate what will then be the upper pin 76 in the same manner as in which the pin 74 was actuated by the cam surface 92.
  • the two side walls 86 and 88 of the slide member are of the same configuration so that they are both provided with a pair of cam surfaces, similar to the cam surfaces 92 and 104, to actuate either one of two parallel pins 74 and 76 extending from the latch bolt 34.
  • the base 54 includes a pair of parallel side panels 1 l0 and 112 which extend outwardly from a bottom or base panel 114 (see FIGS. 2 and 3).
  • the slide member 52 is disposed between the side panels and 112 (FIG. 4) with the side walls 86 and 88 of the slide member disposed in sliding engagement with parallel guide surfaces formed on the inside of the panels 110 and 112.
  • a bottom wall 116 of the side member 52 is maintained in abutting engagement with the bottom panel 114 of the base 54 by a pair of horizontally extending guide pins 122 and 124 which extend between opposite side walls 110 and 112 of the base 54 (see FIGS. 3 and 5).
  • the base 54 and guide pins 122 and 124 cooperate with the slide member 52 to maintain it in a vertical path as it is moved under the influence of the operating arm 44.
  • a hold down or dogging device is operable from the disengaged position of FIG. 2 to the engaged position of FIG. 5 to hold the operating arm 44 actuated against the influence of the return spring 102.
  • the hold down device 140 includes a cam or dog 144 which is pivotally mounted between the side walls 110 and 112 of the base 54 on a shaft 146.
  • the shaft 146 is provided with a socket 148 into which an Allen wrench is inserted and rotated to effect rotation of the dog 144 from the inactive position of FIG. 2 to the active position of FIG. 5.
  • the operating arm 44 When the dog 144 is in the active position of FIG. 5, the operating arm 44 is held against rotation in a counterclockwise direction under the influence of the biasing spring 102 and the slide member 52 is held upwardly to maintain the latch assemblies 18, 26 and 32 in their disengaged or unlatched conditions.
  • the shaft 146 is rotated in a counterclockwise direction back to the released position of FIG. 2, the operating arm 44 is free to pivot in a counterclockwise direction under the influence of the return spring 102 to thereby enable the latch assemblies 18, 26 and 32 to become engaged.
  • An actuator assembly 152 (see FIG. 2) is provided to operate the latch assemblies 18, 26 and 32 to the disengaged condition from outside of the door 14.
  • the outside actuator assembly 152 includes a thumbpiece 154 which is pivotal about a fixed connection 156 to move a slide 158 downwardly from the position shown in FIG. 2.
  • This downward movement of the slide 158 pivots an actuator lever 162 about a fixed connection 168 to move the slide member 52 in the exit device 10 upwardly.
  • this upward movement of the slide member 52 operates the latch assemblies 18, 26 and 32 to their disengaged conditions in the manner previously explained in connection with the crossbar 40.
  • the thumbpiece 154 is moved about the connection 156.
  • the slide 158 is moved downwardly with the thumbpiece 154 by the interaction between a flange 172 formed on the slide and a lower surface 174 on the thumpiece.
  • a nose portion 178 of the actuator lever 162 is pulled downwardly about the pivot connection 168 to rotate the actuator lever in a counterclockwise direction about the fixed connection 168;
  • An operating end portion 180 of the actuator lever 152 extends into an opening 184 formed in the slide member 52 so that movement of the actuator lever 162 in a counterclockwise direction about the connection 168 raises the slide member 52.
  • the cross pin 84 which extends between the walls 86 and 88 of the slide member 52 moves away from the nose'or operating end portion 80 of the arm 44 while the arm remains in the position shown in FIG. 2 under the influence of the biasing spring 102.
  • a cylinder lock 190 is provided in association with the outside actuator assembly 152 to prevent undesired opening of the door 14.
  • the cylinder lock 190 is operated by suitable key 192 to swing a lever 194 between a locking or latched condition and a released or disengaged condition.
  • the lever ,194 engages the actuator lever 162 and holds it against rotation about the connection 168 so that the thumbpiece 154 cannot be moved to effect disengagement of the latch assemblies 18, 26 and 32.
  • the key 192 is rotated in the cylinder lock 190, the arm 194 is swung to one side of the'actuator lever 162 so that it is free to pivot about the connection 168 under the influence of a thumbpiece 154.
  • the exit device is associated with surface mounted latch assemblies 18, 26 and 32. It is contemplated that under certain circumstances it will be desirable to utilize the exit device 10 in association with concealed latch assemblies mounted on the interior of a door 200 (see'FIG. 6).
  • the exit device 10 is connected with the latch assemblies by upper and lower vertical rods 202 and 204 (FIG. 6) which extendthrough the interior of the door.
  • the upper vertical rod 202 is connected with the slide member 52 by a bracket 208 which extends through a slot 210 in the door.
  • the bracket 208 is connected with the slide 52 by a pin 214 (FIG. 6) which extends through a slot 215 into a hole 216 (FIG. 5) in the bottom of the slide 52..
  • the bracket 208 is raised to move the upper vertical rod 202 upwardly.
  • this movement of the upper vertical rod 202 operates the upper interior latch assembly to the disengaged condition in the manner previously explained in connection with the latch assembly 18 of FIG. 1.
  • the lower vertical rod 204 is also connected with the slide member 52 so that vertical movement of the slide member operates a lower concealed latch assembly
  • the lower vertical rod 204 is provided with an end portion 220 which extends through a slot 222 in the door 200 and the slot 215 in the base 54.
  • the outer end portion of the lower vertical rod 204 is received in a slot 226 in the bottom of the slide member 52 (see FIG. 5). Therefore, when the slide member 52 is raised upwardly by the operating arm 44, the lower vertical rod 204 is raised to actuate a latch assembly concealed in the lower portion of the door in much the same manner as in which the latch assembly 26 is operated.
  • the slide member 52 is provided with an upper slot 230 (see FIG.
  • the exit device 10 is utilized in association with only a vertical. latch arrangement, that is concealed upper andlower latches.
  • the exit assembly 10 is utilized in association with a door 240 having only a lateral latch arrangement 242.
  • the lateral latch arrangement 242 is formed by a mortise type lock 244 disposed within the door 240 and actuated by the exit device 10.
  • a lifter assembly 250 is connected to the slide member 52 and has an arm 252 which engages a retracting slide within the lock 244 to retract the mortise latch bolt in a known manner.
  • the lifter assembly 250 is connected with the slide member 52 by a pair of connector pins 256 and 258 which extend through the slot 226 in the slide member and the slot 215 in the base member 54.
  • the pin 84 and slide member 52 are moved upwardly to raise the lifter assembly 250.
  • Upward movement of the lifterassembly 250 causes the pin 252 to actuate the mortise lock 244 to a released or disengaged condition in which the door 240 can be readily opened.
  • a suitable outside lock could be associated with the mortise lock 244 is desired.
  • the embodiment of the invention illustrated in FIG. 8 is similar to the embodiment shown in FIG. 2 and is associated with a combination vertical and lateral latch arrangement.
  • the embodiment of the invention illustrated in FIG. 8 includes a deadlatching fea ture which is advantageously provided in association with the lateral latch assembly 32.
  • the deadlatching feature includes a latch dog 270 which is automatically moved from the deadlatching or locked position shown in solid lines in FIG. 8 to the released or disengaged position shown in dashed lines in FIG. 8 upon pivoting of the operating arm 44 by inward movement of the crossbar 40.
  • the latch dog 270 When the latch dog 270 is in the locked position, an end portion or nose 274 engages the pin 84 to hold the slide member 52 against vertical movement under the influence of the operating am 44.
  • the latch dog 270 is provided with a stop surface 278 which is engaged by the lower pin 76 extending from the lateral latch assembly 32 to hold the lateral latch assembly in the engaged or locked position.
  • the latch assembly 32 cannot be released.
  • the latch dog 274 When the crossbar 40 is depressed, the latch dog 274 is automatically released. This is accomplished by pivoting the latch dog 270 about a connection 280 to the released position with an arm or trigger bolt 282 as the operating arm 44 and crossbar 40 are depressed. When the latch dog 270 is moved to the released position shown in dashed lines in FIG. 8, the nose portion 274 is disposed outwardly of the cross pin 84 so that the slide member 54 can be raised upwardly. In addition, a slot 286 in the latch dog 250 is aligned with the pin 76 to enable the lateral latch assembly 32 to be operated to the released or disengaged condition in the manner previously explained.
  • the exit device 10 can be used with doors having anyone of a plurality of latch arrangements including the combination vertical and lateral latch arrangement 12 shown in FIGS. l5,-a vertical latch arrangement as shown in FIG. 6, and a lateral latch arrangement as shown in FIG. 7.
  • the exit device 10 can be utilized with either concealed or surface mounted latch assemblies.
  • the exit device 10 is constructed so that it can be used with either right or left hand opening doors.
  • the exit device includes a slider member 52 which is moved along a vertical path by depressing a crossbar 4t) and operating arm 44. Movement of the slide member 52 along the vertical path is guided by spaced apart parallel inner surfaces of walls 110 and 112 of the base 54.
  • the slide member 52 is provided with cam surfaces 92 and 104 which are utilized to effect operation of the lateral latch assembly 32.
  • the slide member 52 is provided wih openings which are connected with upper and lower vertical rods for actuating vertical latch assemblies. In the case of surface mounted verti cal rods, the openings in the flanges 56 and 66 are used. However, when the vertical rods are located within the door, openings are in the bottom wall N6 of the slide member are used.
  • the bottom wall 116 of the slide member 52 is also provided with an opening 18d to enable the slide member to be moved by an outside actuator assembly 152.
  • An exit device for use with a door having any one of a plurality of latch arrangements including a vertical latch arrangement with latch assemblies at the top and bottom portions of a door, a lateral latch arrangement v with a latch assembly at the center portion of a door,
  • said exit device comprising an actuator member movable between an unactuated position and an actuated position, a vertically movable slide member for actuating vertical and lateral latch assemblies upon vertical movement thereof, guide means adapted to be connected with a door for directing movement of said slide member along a vertical path relative to the door, means for effecting vertical movement of said slide member from a first position to a second position in response to movement of said actuator member from the unactuated position to the actuated position, said slide member including first means for effecting actuation of a latch assembly at the top portion of a door upon vertical movement of said slide member from the first position to the second position, second means for effecting actuation of a latch assembly at the bottom portion of a door upon vertical movement of said slide member from the first position to the second position, third means for effecting actuation of a latch assembly at the center portion of a door upon vertical movement of said slide member from the first position to
  • first, second and third means each include means for effecting actuation of a latch assembly disposed within a door and means for effecting actuation of a latch assembly disposed outside of a door.
  • An exit device as set forth in claim 1 further including actuator means adapted to extend at least part way through a door from a side of the door opposite from a side of the door on which said actuator member is disposed for engaging said slide member and effecting movement of said slide member from the first position to the second position.
  • said guide means includes a base adapted to be connected to a vertical surface of a door and first and second side sections connected to said base and defining first and second spaced apart parallel guide surfaces, said slide member having a generally channel shaped configuration with a bottom wall disposed in abutting engagement with said base of said guide means and a pair of spaced apart side walls extending outwardly from said bottom wall and disposed in abutting engagement with said side sections of said guide means, said means for effecting movement of said slide member including connector means extending between said side walls of said slide member, said actuator member having an end portion which is disposed between said side walls of said slide member in abutting engagement with said connector means when said actuator member is in the actuated position.
  • An apparatus for use with a door which is movable between a closed position at least partially blocking an opening in a wall and an open position
  • said apparatus comprising upper latch means adapted to be mounted on an upper portion of the door, lower latch means adapted to be mounted on a lower portion of the door, lateral latch means adapted to be mounted on a center portion of the door, each of said latch means being operable between a disengaged condition and an engaged condition in which each of said latch means is effective to hold the door against movement, and actuator means for effecting simultaneous operation of each of said latch means between the engaged and disengaged conditions
  • said actuator means including a movable slide member, guide means for guiding movement of said slide member along a vertical path, first connector means extending upwardly from said slide member to said upper latch means for effecting operation of said upper latch means between the engaged and disengaged conditions in response to vertical movement of said slide member, second connector mean extending downwardly from said slide member to said lower latch means for effecting operation of said lower latch means in response to vertical movement of saidslide
  • said actuator member includes an inner end portion which lifts said slide member vertically upwardly upon movement of said actuator member from the unactuated position to the actuated position.
  • An apparatus as set forth in claim 6 further including means for operating said deadlatch automatic means from the latching condition to the release condition upon movement of said actuator member from the unactuated position toward the actuated position.
  • An apparatus as set forth in claim 6 further includ ing spring means for urging said actuator member toward the unactuated position and retainer means for holding said actuator member in the actuated position against the urging of said spring means.
  • An exit device for operating vertical latch arrangements at the top and bottom of a door panel and lateral latch arrangements on either side of the door panel to allow the mounting of the exit device on right and left hand opening doors comprising an actuator member movable between an unactuated position and an activated position, a movable slide member movable by said actuator member between a first and a second position to operate the vertical and lateral latch assemblies, guide means for directing the movement of said slide member, said slide member having first means for operating the vertical latch arrangements upon move ment of said slide member from said first to said second position, said slide member having second means for operating the lateral latch arrangements upon movement of said slide member from said first to said second position, said slide member being mounted in one position on one side of the door panel and in an inverted position on the other side of the door panel to thereby operate the lateral latch arrangements on right and left hand opening doors, and cam means rotatable between said actuator member and said slide member to prevent the actuation of said slide member by said actuator member upon a predetermined rotation of said cam means.

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  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Hinges (AREA)
  • Special Wing (AREA)
  • Lock And Its Accessories (AREA)
  • Wing Frames And Configurations (AREA)
US00293430A 1972-09-29 1972-09-29 Exit device Expired - Lifetime US3819213A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
US00293430A US3819213A (en) 1972-09-29 1972-09-29 Exit device
CA181,786A CA976207A (en) 1972-09-29 1973-09-24 Exit device
GB4549873A GB1451078A (en) 1972-09-29 1973-09-28 Device for operating door latches
DE2348998A DE2348998C2 (de) 1972-09-29 1973-09-28 Panikverschluß an Türen
IT29538/73A IT993494B (it) 1972-09-29 1973-09-28 Dispositivo di uscita

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00293430A US3819213A (en) 1972-09-29 1972-09-29 Exit device

Publications (1)

Publication Number Publication Date
US3819213A true US3819213A (en) 1974-06-25

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ID=23129051

Family Applications (1)

Application Number Title Priority Date Filing Date
US00293430A Expired - Lifetime US3819213A (en) 1972-09-29 1972-09-29 Exit device

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Country Link
US (1) US3819213A (it)
CA (1) CA976207A (it)
DE (1) DE2348998C2 (it)
GB (1) GB1451078A (it)
IT (1) IT993494B (it)

Cited By (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4295673A (en) * 1979-10-09 1981-10-20 Emhart Industries, Inc. Vertical rod exit device
US4331354A (en) * 1980-06-16 1982-05-25 Helding Curtis L Door push bar lock-out retainer
US4488378A (en) * 1983-02-28 1984-12-18 Kawneer Company, Inc. Building entrance
US4709950A (en) * 1984-06-21 1987-12-01 American Device Manufacturing Co. Crash bar door locking device
US4819976A (en) * 1987-04-20 1989-04-11 American Device Manufacturing Company Door latch
US4881765A (en) * 1988-02-19 1989-11-21 Yale Security Inc. Exit device having length adjustment means for its concealed vertical rods
US4978151A (en) * 1989-08-17 1990-12-18 Von Duprin, Inc. Latch-operating mechanism for a panic egress device
US5042851A (en) * 1990-07-30 1991-08-27 Yale Security Inc. Exit device having adjustable concealed rods
USD322745S (en) 1989-10-26 1991-12-31 Olsen Terrance J Shroud for a floor-engaging bolt mounted at the bottom of a panic-bar latch equipped door
US5169185A (en) * 1991-01-25 1992-12-08 Republic Industries, Inc. Panic exit device featuring improved bar movement and fail safe dogging
US5340171A (en) * 1992-01-22 1994-08-23 Republic Industries, Inc. Door latch control apparatus with independent actuators
USD350473S (en) 1993-02-16 1994-09-13 Triangle Brass Manufacturing Company Shroud for a floor-engaging bolt mounted at the bottom of a panic-bar latch equipped door
US5381627A (en) * 1993-05-10 1995-01-17 Triangle Brass Manufacturing Company Panic guard
USD368840S (en) 1992-01-17 1996-04-16 Hewi Heinrich Wilke Exit operator
US6000733A (en) * 1997-09-25 1999-12-14 International Door Closers, Inc. Presser bar mechanism
US6120071A (en) * 1999-01-22 2000-09-19 Sargent Manufacturing Company Mortise latch vertical rod exit device
US6174004B1 (en) 1999-01-22 2001-01-16 Sargent Manufacturing Company Mortise latch and exit device with concealed vertical rods
US6282929B1 (en) 2000-02-10 2001-09-04 Sargent Manufacturing Company Multipoint mortise lock
US6409232B1 (en) * 1999-05-12 2002-06-25 Von Duprin, Inc. Exit alarm lock assembly with push pad pivotally interconnected to deadbolt
EP1055790A3 (de) * 1999-05-13 2003-10-01 Talleres De Escoriaza, S.A. Antipaniktürschloss
US20030222461A1 (en) * 2002-03-29 2003-12-04 Savio S.P.A. Anti-panic opening system for doors
ES2217910A1 (es) * 2001-12-07 2004-11-01 Talleres De Escoriaza, S.A. Dispositivo para una cerradura antipanico.
US20050184531A1 (en) * 2004-02-25 2005-08-25 Winson Lin Presser bar device for exit door
US8123260B2 (en) * 2009-03-13 2012-02-28 Sukup Manufacturing Co. Latching device for a grain bin door
JP2013213375A (ja) * 2012-04-04 2013-10-17 Hokuden Kogyo Kk 非常用扉の開閉装置
US20130291606A1 (en) * 2012-05-07 2013-11-07 Remi Emiel Van Parys Panic lock
US20140218167A1 (en) * 2013-02-04 2014-08-07 K-Jump Health Co., Ltd. Wirelessly sensed and controlled locking device
US10208507B2 (en) * 2014-07-03 2019-02-19 Schlage Lock Company Llc Multi-point exit device
US20230084054A1 (en) * 2017-02-24 2023-03-16 Schlage Lock Company Llc Exit device systems and methods
US12209436B2 (en) 2019-11-12 2025-01-28 Shanghai Ming Wei Hardware Co., Ltd. Cross bar type unlock-driving structure

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4598939A (en) * 1984-06-08 1986-07-08 Scovill Inc. Exit device
US5088786A (en) * 1991-05-21 1992-02-18 International Door Closers, Inc. Panic exit door mechanism
ES2066673B1 (es) * 1992-07-20 1996-10-16 Talleres Escoriaza Sa Cerradura antipanico perfeccionada.
GB9511956D0 (en) * 1995-06-13 1995-08-09 Spinexact Limited Combined security and emergency escape lock

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1146366A (en) * 1915-04-06 1915-07-13 John H Stewart Three-point door-bolt.
US1547679A (en) * 1924-06-13 1925-07-28 Petersson Carl Hjalmar Latch
US1598116A (en) * 1922-07-01 1926-08-31 William B Bolles Antipanic-lock-operating mechanism
US1708078A (en) * 1924-11-24 1929-04-09 William B Bolles Antipanic door-fastener-operating mechanism
US2910858A (en) * 1956-12-17 1959-11-03 Trans Continental Ind Inc Panic exit door latch
US3214947A (en) * 1963-05-06 1965-11-02 Republic Industries Panic exit lock
US3324692A (en) * 1964-09-03 1967-06-13 Emhart Corp Door lock
US3345099A (en) * 1965-09-14 1967-10-03 Sargent & Greenleaf Panic exit device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1146366A (en) * 1915-04-06 1915-07-13 John H Stewart Three-point door-bolt.
US1598116A (en) * 1922-07-01 1926-08-31 William B Bolles Antipanic-lock-operating mechanism
US1547679A (en) * 1924-06-13 1925-07-28 Petersson Carl Hjalmar Latch
US1708078A (en) * 1924-11-24 1929-04-09 William B Bolles Antipanic door-fastener-operating mechanism
US2910858A (en) * 1956-12-17 1959-11-03 Trans Continental Ind Inc Panic exit door latch
US3214947A (en) * 1963-05-06 1965-11-02 Republic Industries Panic exit lock
US3324692A (en) * 1964-09-03 1967-06-13 Emhart Corp Door lock
US3345099A (en) * 1965-09-14 1967-10-03 Sargent & Greenleaf Panic exit device

Cited By (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4295673A (en) * 1979-10-09 1981-10-20 Emhart Industries, Inc. Vertical rod exit device
US4331354A (en) * 1980-06-16 1982-05-25 Helding Curtis L Door push bar lock-out retainer
US4488378A (en) * 1983-02-28 1984-12-18 Kawneer Company, Inc. Building entrance
US4709950A (en) * 1984-06-21 1987-12-01 American Device Manufacturing Co. Crash bar door locking device
US4819976A (en) * 1987-04-20 1989-04-11 American Device Manufacturing Company Door latch
US4881765A (en) * 1988-02-19 1989-11-21 Yale Security Inc. Exit device having length adjustment means for its concealed vertical rods
US4978151A (en) * 1989-08-17 1990-12-18 Von Duprin, Inc. Latch-operating mechanism for a panic egress device
USD322745S (en) 1989-10-26 1991-12-31 Olsen Terrance J Shroud for a floor-engaging bolt mounted at the bottom of a panic-bar latch equipped door
US5042851A (en) * 1990-07-30 1991-08-27 Yale Security Inc. Exit device having adjustable concealed rods
US5169185A (en) * 1991-01-25 1992-12-08 Republic Industries, Inc. Panic exit device featuring improved bar movement and fail safe dogging
USD368840S (en) 1992-01-17 1996-04-16 Hewi Heinrich Wilke Exit operator
US5340171A (en) * 1992-01-22 1994-08-23 Republic Industries, Inc. Door latch control apparatus with independent actuators
USD350473S (en) 1993-02-16 1994-09-13 Triangle Brass Manufacturing Company Shroud for a floor-engaging bolt mounted at the bottom of a panic-bar latch equipped door
US5381627A (en) * 1993-05-10 1995-01-17 Triangle Brass Manufacturing Company Panic guard
US6000733A (en) * 1997-09-25 1999-12-14 International Door Closers, Inc. Presser bar mechanism
US6120071A (en) * 1999-01-22 2000-09-19 Sargent Manufacturing Company Mortise latch vertical rod exit device
US6174004B1 (en) 1999-01-22 2001-01-16 Sargent Manufacturing Company Mortise latch and exit device with concealed vertical rods
US6409232B1 (en) * 1999-05-12 2002-06-25 Von Duprin, Inc. Exit alarm lock assembly with push pad pivotally interconnected to deadbolt
EP1055790A3 (de) * 1999-05-13 2003-10-01 Talleres De Escoriaza, S.A. Antipaniktürschloss
US6282929B1 (en) 2000-02-10 2001-09-04 Sargent Manufacturing Company Multipoint mortise lock
ES2217910A1 (es) * 2001-12-07 2004-11-01 Talleres De Escoriaza, S.A. Dispositivo para una cerradura antipanico.
ES2217910B1 (es) * 2001-12-07 2005-06-01 Talleres De Escoriaza, S.A. Dispositivo para una cerradura antipanico.
US20030222461A1 (en) * 2002-03-29 2003-12-04 Savio S.P.A. Anti-panic opening system for doors
US6953211B2 (en) * 2002-03-29 2005-10-11 Savio S.P.A. Anti-panic opening system for doors
US20050184531A1 (en) * 2004-02-25 2005-08-25 Winson Lin Presser bar device for exit door
US6945571B2 (en) * 2004-02-25 2005-09-20 Winson Lin Presser bar device for exit door
US8123260B2 (en) * 2009-03-13 2012-02-28 Sukup Manufacturing Co. Latching device for a grain bin door
JP2013213375A (ja) * 2012-04-04 2013-10-17 Hokuden Kogyo Kk 非常用扉の開閉装置
US20130291606A1 (en) * 2012-05-07 2013-11-07 Remi Emiel Van Parys Panic lock
US9074391B2 (en) * 2012-05-07 2015-07-07 Remi Emiel Van Parys Panic lock
US20140218167A1 (en) * 2013-02-04 2014-08-07 K-Jump Health Co., Ltd. Wirelessly sensed and controlled locking device
US10208507B2 (en) * 2014-07-03 2019-02-19 Schlage Lock Company Llc Multi-point exit device
US11598123B2 (en) 2014-07-03 2023-03-07 Schlage Lock Company Llc Multi-point exit device
US20230084054A1 (en) * 2017-02-24 2023-03-16 Schlage Lock Company Llc Exit device systems and methods
US12448820B2 (en) * 2017-02-24 2025-10-21 Schlage Lock Company Llc Exit device systems and methods
US12209436B2 (en) 2019-11-12 2025-01-28 Shanghai Ming Wei Hardware Co., Ltd. Cross bar type unlock-driving structure

Also Published As

Publication number Publication date
GB1451078A (en) 1976-09-29
DE2348998C2 (de) 1984-05-17
DE2348998A1 (de) 1974-04-04
IT993494B (it) 1975-09-30
CA976207A (en) 1975-10-14

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