JPS612807A - Business desk - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed description of the invention] The present invention relates to a JS office desk.

The data processing equipment is conveniently located at the JG office.
I'm here. The basic unit consisting of a reader, printer, video screen and keyboard is installed in regular office furniture and occupies excessive space. It can be used both as a conventional work desk and as the data processing basic unit described above.

The fact is that you need a desk to get to. Therefore, the office becomes overequipped in a very short period of time, making it practically difficult to do so.

The object of the invention is to provide an office desk which eliminates the above-mentioned drawbacks.

The office desk according to the present invention consists of two locker-type containers supporting a work surface, and includes an opening provided at the same level as the locker, and the opening can be concealed by a movable platen. The electronic converter arrangement is located within one locker, the other locker is located at the same level as the opening in the work surface, and the video and screen are located in the other locker. The opening after the movable platen has been moved away from the opening or retracted into the other locker, including an 84 DJ mechanism that can be moved to a use position north of the screened work surface and moved away from the opening. is characterized in that it is hidden by the movable platen after being retracted.

This arrangement provides an integrated arrangement in which the user can always utilize existing conventional types of work surfaces, but which can now be combined with modern data processing equipment.

The desk preferably includes a keyboard housed in a compartment at the front edge of the work surface.

The keyboard is mounted on a back plate provided in a recess belonging to the work surface, and a sliding shutter is provided to allow the keyboard to be exposed or hidden as desired.

According to a structural feature of the invention, the electronic components mounted on one of the lockers are connected to a central unit with an interface, two disk reading units, a mass memory unit, a UC feed and a mass memory feed. , a print/grid, a print/gweed, an overview block, a control unit, a management unit for the grid, and a ventilator.

``The locker housing the electronic components may accommodate a spare roll of pre-reel vapor, while a tray may be provided on the side of the locker for receiving unrolled vapor from the pre-refill. can.

According to another structural feature of the invention, the rocker configured to accommodate the display screen is provided with a first motor driving, via a motion transmission device, a vertical worm having a head that supports the plate supporting the display screen. and a second motor for driving a vertical worm having a head at the center of which a rod is attached via a motion transmission device, each free end of said rod being connected to a connecting rod with the other end connected to the midpoint of the arm. each arm closes the movable platen when the wormhead is moved in one direction and extends vertically within the loncar when the wormhead is moved in the opposite direction. A back plate trap of material forming a movable platen is connected at one end to a common shaft and at the other end to tilt the plate. This provides a desk in the locker, of which a considerable amount of space is available for screens of the type of screen, so that sufficient dimensions can be given to the opening in the work surface.

According to another structural feature of the invention, two motors are positioned along the inside VC of the ore locker, while two vertical worms are located near the inside and near the opposite side, respectively, where the motor is positioned tclB. It is located.

According to a detailed feature of the invention, the worm drive device is provided with a head integral with the plate used for supporting the screen, and the speed of movement of the worm head is lower than the speed of movement of the head controlling the opening and closing of the movable platen. It is configured as follows.

The plate supporting the screen is equipped with a swivel table so that the screen can be positioned at the most convenient angle for the user.

The desk preferably includes a slave control device which can be operated by a key. This weight is controlled by a key and on the one hand opens the movable platen, places the screen in the use position and closes the supply circuit of the electronic components of the computer and, when desired,
It has a master switch configured to move the screen to its storage position, open the supply circuit of the computer's electronic components, and close the movable platen.

According to yet another special structural feature of the invention, the electronic control device consists of a first supply circuit for the electronic components, a second circuit for feeding the two motors, and a transformer and a rectifier bridge. a third low voltage control circuit, this third circuit comprising two relays controlled by a switch to power the circuit of the motor in the direction for moving the screen into the operating position; The circuit includes two relays controlled by switches to supply the circuit of the motor in the direction of IIV□, the first two relays being 1. Supplying a series of 356 points for the first common supply circuit of the L infant body and a second 2 relays corresponding to the operation of the screen // from the movement position Ik to the The limit switch controls the supply circuit of the first two relays when the plate supporting the screen reaches its top position and the movable platen is fully opened, controlling a second series of contacts that keep the circuit open. It is provided for opening, in which case the electronic components are automatically energized, thus providing an extremely safe device.

According to another feature of the invention, contacts are included in the supply circuit for the second two relays by which the screen is moved into its storage position, the contacts defining the position in which the screen can pass through an opening in the work surface of the desk. It is mounted on a rotating table so that it cannot be moved until occupied.

The electronic control unit preferably includes a first pilot lamp to indicate that the circuit is energized and a second pilot lamp to indicate this current flow through the electronic components.

According to a last feature of the invention, one of the second relays, when energized, opens a first contact which opens a circuit of the first two relays and a second contact which opens a first supply circuit of the electronic arrangement. The opening also closes the third contact that powers the motor that moves the plate supporting the screen in order to move the screen from its operating position, so that when the plate is lowered to a certain V-pel, the plate is connected to the other of the second relay. 1 included in the supply circuit
One contact V'c is provided on the track of the plate to interact with one contact, the other of the second V- closes the fs1 contact which supplies power to the motor that closes the energizing rotary plate, and the second opening the contacts, including the supply circuit of the electronic component and opening the third contact, which is included in the supply circuit of the first two relays; the end running contact is closed when the movable platen is closed and the plate is lowered to its bottom position; It is provided to cut off the supply to the second relay.

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail below with reference to embodiments illustrated in the accompanying drawings.

Figure 1 shows two rocker-type containers 1.2 supporting the work surface.
It shows an office desk consisting of.

The locker 1 (see FIGS. 2 and 3) includes two bottom drawers 4 that can be configured, for example, so that documents can be filed in an upright position.

The upper part of the locker 1 includes a central unit 6 with an interface 7, two floppy disk reading units, a mass memory unit 9, a UC feed 10, a mass memory feed 11, a printing memory 12, an overview block 13, Printer 14, Control Unit 15, Printer Management Unit 16 Tobe/Chiller 1
It houses various members forming an electronic structure having 8 and 8.

On the underside of the locker 1 is a trough 19 (see FIG. 2) configured to accommodate a roll of vapor used to feed the printer 14.

On the side wall of the locker 1, a vapor tray used by the printer 14 is connected to a saw shaft n and supported by a connecting rod 21. Vapor is added to the notch U of tray n.
14. Move through the locker to the side of the locker and press 14.
through which it engages into the notch part on the side of the locker 1, emerges through the notch n of the plate 3, and is then stacked on said tray.

The locker 2 (see FIGS. 4, 5 and 6) is configured to accommodate a scree 30 which is connected to the electronic components by suitable connections.

The screen chrysanthemum consists of two back plates 32 and a plate 3 each having a circular groove and a hole for accommodating a ball.
It is attached to 1. including a plate opening finger piece 37;
The plate 35 is provided with six contacts arranged so that the electrical circuit is open when the fingers 37 are not supported thereon, as will be explained below.

The back plate is integral with the plate 39, and the cough plate 39 is integrally formed with a head 40 having a screw which interacts in its rotation with a vertical worm 42 suitably guided in bearings (not shown). There is. The worm 42 is engaged with a pinion that interacts with a chain 45, and the chain 45 is driven by a motor consisting of two electric motors that can rotate in opposite directions and a pinion 46 that is engaged with an output shaft 47 of a reduction gear unit 48. Driven.

Similarly, the locker 2 also has a pinion 5 on its output shaft 52.
3 and a reduction gear unit 51, the pinio 153 has a chain 54,
Metal frame 7 mounted inside locker 2 by back plate 61
0 and the pinion group engaged with one of the ends of the vertical worm mounted on the bearing 59.

The head 62 interacts with the vertical worm 56 and the rod 64
It includes a shank attached at a half point along its length. One end of the connecting rod 65 is connected to one end of the rod 64, and the other end of the connecting rod 65 is connected to the back plate 6 of the movable board 41.
It is connected to the midpoint of an arm 66 which is connected at one end to a shaft 67 which is supported by a piece of lug brocade integrated with the arm 66. axis 6
The end of the arm flash on the opposite side from 7 is provided with an elongated groove 71, and a fixed shaft 72 supported by the slot 71 interacts with the slot 71.

The end of the rod 64 opposite to the end joined to the end of the connecting rod 65 is connected to a connecting rod 75 whose free end extends along the length of an arm 76 and is connected to an intermediate point. The arm 76 is attached to the shaft 77 by a lug 78 affixed to a back plate 79 rc that completes the moving platen at one end.

The back plates 69 and 79 hide the opening 74 in the plate 3 when the screen 30 is installed in the locker 2 and in this position rests on an axle 73 provided for this purpose.

Arm 76 is provided with an elongated groove 81 at its end opposite shaft 77 for interaction with shaft 72 .

A first free space 82 is provided to accommodate the back plate 69 when the opening 74 is opened, and a second free space 83 accommodates the back plate 79.

When the worm is rotated in the direction corresponding to the rise of the head 62, the opening 74 is hidden by the back plates 69 and 79 of the board, while when the worm is rotated in the direction of the fall of the head 62, the back plates 69 and 79 are hidden. Open opening 74.

When the head 62 is lowered from the high position indicated by the solid line, the rod 64 rotates the arms 66 and 76 about the shaft 72 via the connecting rods 65 and 75, and the arms 66 and 7
6 drive the back plates 69 and 79, which come to occupy positions in the free spaces 82 and 83, respectively (see the positions indicated in dashed lines in FIG. 4).

The screener can be carried to the top of the working surface 3 when the board is opened, the plate 39 being integral with it, and as a result of the rotation of the worm 42 the worm is carried out in the corresponding direction by the motor 48. 421C& is moved upward from the moving head 40Vc.

Motors 48 and 51 are placed on the same side and worms 42 and 5
6 are arranged on one side close to the motor and on the other side close to the opposite wall of the locker, so that the entire interior of the locker 2 is
The desk according to the invention can be arranged in such a way as to provide as much space as possible inside so that it can be used with screens of all types and shapes.

The front side of the locker 2 supports a control unit 85 with a main switch 86 actuated by a key 87 trap in such a way that the user can ensure that the desk equipment is not VC operated by others. The control unit 85 has eight two push buttons and two pilot lamps and two pilot lamps.

FIG. 7 is a circuit diagram of control unit 850.

The frame ■ has an end running contact 92 corresponding to the open position of the panel and an end running contact 93 corresponding to the closed position of the back plates 69 and 79.
is supported.

An end running contact 94 is provided in the locker 2 and corresponds to the distal hidden position of the plate 39, and an end running contact 95 corresponds to the distal top position of said plate 39. The contacts % are inserted on the track of the plate 39 in such a way that when said plate descends and reaches a certain level, it closes a circuit which causes the plate to close.

A contact plug 100 (see FIG. 7) is provided for connection to a power source having a ground contact and a protective shield. This plug 100 is connected to a voltage stabilizing box 101 K with a contact 86 made to be activated by a key 87, and the upper pilot rung 84 is connected to the output of the voltage stabilizing box 101. . Furthermore,
A ground wire T is provided.

m L 1 and the two conductive wires 102 and 1
03 are connected and these together provide direct power to the computer and the pilot lamp.

Motors 48 and 51 are connected to the branches of Lt and R, and these motors raise and lower the plate 39 and open and close the opening 41, respectively.

A transformer 105 that converts the power supply current into a low voltage current of 24V is installed in the shunt between the wires and the wires, and its output is connected to relay coils 110 and 11 by conductors 107 and 108.
1, 112, 113, and 114 are connected to a rectifier bridge 106 (80V-IA).

The relay 110 has contacts 110a, 110b, 11
Controls 0c and 110d.

Relay 111 controls contacts 111a, 1llb, 1ife and 111d.

Relay 112 controls contacts 112a, 112b, 112c and 112d.

Relay 113 controls contacts 113a, 113b, 113c and 113d.

The motor with its reduction gearing is configured to ensure that it rotates at a speed much lower than the speed of the worm 57, so that when the screen is retracted into the locker 2 and the panel is closed. , the disk has time to fully open the opening before the screen begins to emerge from the opening.

The operation of this device will be explained below.

Assuming that the screwdriver 30 occupies the concealed position (dashed line in Figure 4), the user engages the key 87 in the barrel of the lock and rotates it within said lock, thus The line closes and the Pilot Lang section lights up. The user then depresses button 89, thus closing the supply circuit of relays 110 and 111, which closes contacts 110a and 110C, which then closes motor 48.
is powered. At the same time, contacts itia and 111C are closed, so that motor 51 is energized as well.

The motor 51 rotates in a direction corresponding to the lowering of the head 62, and the lowering movement is transmitted to the shaft 72 through the connecting rods 65 and 75.
, the arms 66 and 76 are driven and the back plates 69 and 79 are driven into position in the free spaces 82 and 83.

Regarding the motor 48, the motor 48 rotates in a direction corresponding to the rise of the plate 39, causing the chain 45 to
6 and drives the pinion 44 in a manner other than that in which the head 40 moves with the worm 42Ka. motor 48
is rotating at a lower speed than motor 51 so that the board has sufficient time to open before the screen begins to emerge from opening 74.

When the back plates 69 and 79 fully open the opening, the rod 64
impinges on end running contact 92, which opens the circuit of motor 51.

When the plate 39 reaches the upper level, it hits the end running contact 95 which opens the supply circuit of the relay 110, so that the motor 48 is no longer powered.

Contacts 110d and 111d, which cut off the supply to the electronic components when relays 110 and 111 are energized, remain open, and likewise contacts 110b and ill b remain open to open the supply circuit of button y90. As a result, there will be no incorrect operation.

Contacts 112 d and 113 d are closed when the relays 112 and 113 to which they depend are no longer energized, so that when plate 39 reaches end running contact 95 the electronic components are energized and the pilot lamp blades are energized. Light.

If the user wishes to lower the screen into the locker 2 again, the user presses down on the button.

If the screen does not occupy an angular position that allows it to pass easily through opening 74, the contacts are opened and relay 1
12 is also not provided.

If the contacts are closed when the button (a) is pressed down, automatic supply contact 112d and contact 112C are relay 11
2, so that the motor 48 is powered in a direction that allows it to rotate in such a way that the head 40 is driven in a direction that corresponds to the lowering of the plate 39. Contact 112 d is opened, so that the electronic components are no longer powered and the pilot lamp vane is extinguished.

Contact 112b is opened, resulting in relays 110 and 1
11 is no longer powered even if button 89 is pressed down as a result of tampering.

During the lowering process, the plate 39 is connected to the automatic supply contact 11.
3a or the contact 96K which closes the supply circuit of the relay 113 which closes the contact 113C collides with the contact 96K, as a result of which the motor 51 is supplied in the direction corresponding to the rise of the head 62, whose upward movement closes the panel and closes the back plate 69. and 79 back to their original positions.

Contact 113b is opened, resulting in relays 110 and 1
11 circuits are no longer closed.

When plate 39 reaches its lower position, it impinges on end running contact 94 which opens the supply circuit of relay 112, so that contacts 112a and 112C open, thus cutting off the power supply to motor 48. .

When the panel is closed, the rod 64 collides with the end running contact 93 which cuts off the supply to the relay 113, resulting in contact 113a
and 113c open to cut off the power supply to the motor 51.

When the key 87 is withdrawn, the main power supply to the structure is cut off.

Figures 8, 9 and 10 show the data processing keyboard 1.
20 installation shows how.

The working surface 3 is provided along its front edge with a recess 121 having two opposite edges 121b and a pace 121C. Edge 121alC? Ej, there is a small plate 122 on the underside of the work surface 3, - a small plate 123 on the edge 1
21 b Extending along the IC, these pun-) 122
and 123 support, at the same level as the recess 121, a back plate 124 on which the keyboard 120 rests.

Plate 122 is provided with a groove 125 and plate 123 is provided with a corresponding groove 126.

The grooves 125 and 126 have straight portions 125a, 1268° inclined portions 125b and 126b, and hooked portions 125C and 1268°.
6C each.

The shafts 128 and 129 slide within the grooves 125 and 126, respectively, and have one end thereof a flap 1 provided in the handle 132.
It is integral with a sliding shutter 130 terminating at 31.

FIGS. 9 and 10 show keyboard 120 in hidden and activated positions, respectively.

When the desk according to the invention is used for writing, the shutter 130 is located in the position shown in FIG. 9 and thus covers the upper part of the recess 121.

If a data processing device is used, the shutter 130
is pulled by handle 132 to release shafts 128 and 129 from portions 125G and 126C, then shutter 130 is pushed forward until shafts 128 and 129 rest on portions 125a and 126a of grooves 125 and 126, and then The flap 131 is tilted over an angle of 180° (see FIG. 10).

The desk according to the invention reduces the surface area that must be used for storing equipment and allows a conventional type desk to maintain its original shape. Also, the invention can prevent unauthorized interference and limit the risk of obsolescence or partial damage.

Needless to say, the invention is not limited to the embodiments described above, but various modifications and changes in details can be introduced without departing from the scope of the invention.

[Brief explanation of the drawing]

Fig. 1 is a perspective view of an office desk according to the present invention, Fig. 2 is a schematic sectional view of a part of the desk, Fig. 3 is a perspective view showing a part in detail, and Fig. 4 is an installation of a screen that can be moved forward and backward. is a sectional view taken along ff-IV and IK in Fig. 1 showing the device, Fig. 5 is a perspective view showing the installation of the retractable screen, and Fig. 6 is a cross-sectional view taken along VI-VI ia K G in Fig. 5. 7 is a schematic circuit diagram of the desk, FIG. 8 is an exploded detailed view, and FIGS. 9 and 10 are sectional views schematically showing the installation of the keyboard. In the figure, 1 and 2 are lockers, 3 is a work surface, 6 is a central unit, 7 is an interface, 8 is a floppy disk reading unit, 9 is a mass memory unit, 10 is a UC feed, 11 is a mass memory feed, and 12 is a printer. Nine Tweed, 13 is an overview block, 14 is a printer,
15 is a control unit; 16 is a management unit; 18 is a ventilator; 19 is a spare roll; , 41 is an opening, 4
2 is a vertical worm, 48 is a first motor, 51 is a second motor, Seki is a vertical worm, 62 is a head, the figure shows a rod, 65
, 75 is the end of the connecting rod, 66 , 76 is the other end, 69 ,
79 is a back plate, 85 is an electric control device, 86 is a switch, 8
7 is a key, distribution is S・Ftsuchi, 92 and 95 are switches,
93, 94 are end running contacts, 96 is a contact, 102°1
03 is a first supply circuit, 105 is a transformer, 106 is a rectifier bridge, 11OIl11 is a relay, and 110b. 111b is the contact point of the second row, 110d, 111
d is the first row of contacts, 112 and 113 are the second relays, 1
12b is a first contact, 112d is a second contact, 112C is a third contact, 113b is a third contact, 113C is a first contact,
113d is a second contact, 120 is a keyboard, 121 is a recess, 124 is a back plate, and 130 is a sliding shutter.

Claims (16)

[Claims] (1) An office desk consisting of two lockers supporting the work surface, having an opening provided at the same level as the lockers, and capable of concealing the opening with a movable platen,
disposing an electronic computer arrangement within one of the lockers;
A second locker is arranged at the same level as the opening in the work surface, the other locker having a video and display screen and a movement mechanism capable of moving said screen to a position of use above the work surface. An office desk characterized in that the movable platen is moved away from the opening or the opening is hidden by the retracted movable platen after the movable platen is retracted into the other locker. (2) The office desk according to claim 1, further comprising a keyboard housed in a partition at the front edge of the work surface. (3) The keyboard is attached to a back plate housed in a recess in the work surface, and a sliding shutter is provided so that the keyboard can be exposed or hidden when desired. office desk. (4) Overview of electronic units stored in one locker, including a central unit with an interface, two disk reading units, a mass memory unit, a UC feed, a mass memory feed, a printer, and a printing feed. The office desk according to claim 1, comprising a block, a control unit, a printer management unit, and a ventilator. (5) The office desk according to claim 1 or 4, wherein the locker in which the electronic components are stored accommodates a spare roll of vapor for a printer. (6) A tray is provided on the side of the locker housing the electronic components, and the tray is used to receive unrolled vapor from the printer. The office desk described in any one of paragraphs 1 and 5. (7) The rocker housing the display screen is equipped with a first motor that drives a vertical worm equipped with a head that supports a plate that supports the display screen via a motion transmission device, and a first motor that drives a vertical worm equipped with a head that supports a plate that supports the display screen via a motion transmission device; a second motor for driving a vertical worm having a centrally mounted head, each free end of said rod being connected to one end of a connecting rod whose other end is connected to the midpoint of the arm so that the worm head moves in one direction; the movable platen on a common axis at one end and the movable platen at the other end such that the movable platen closes when the worm head is moved in the opposite direction and tilts the back plate to extend vertically within the locker when the worm head is moved in the opposite direction. The office desk according to claim 1, wherein the arm is connected to a back plate of a member to be formed. (8) The two motors are positioned along the inside of the locker, and the two vertical worms are positioned near the inside and near the opposite side where the motors are positioned. office desk. (9) The worm drive device, which has a head integrated with the plate used to support the display screen, is arranged so that the speed at which the worm head moves is lower than the speed of movement of the head that controls the opening and closing of the movable platen. An office desk according to claim 7, characterized by: (10) The office desk according to claim 7, wherein the plate used to support the display screen is equipped with a rotating table. (11) The office desk according to claim 1, which includes an electronic control device that can be operated with a key. (12) The electronic control device can be controlled by a key to open the movable platen, position the display screen in the use position and close the supply circuit of the electronic components of the computer, and move the display screen to its position. 12. A main switch according to claim 1 or claim 11, characterized in that it is provided with a main switch configured to move into a storage position, open the supply circuit of the electronic components of the computer and close the movable platen. Office desk. (13) The electronic control device consists of a first supply circuit for electronic components, a second circuit for feeding power to two motors, and a third low-voltage control circuit consisting of a transformer and a rectifying bridge, and the third circuit includes two relays controlled by a switch for energizing the circuit of a motor in the direction for moving the display screen into its operating position; and a switch for energizing the circuit of the motor in the direction for moving the display screen from its operating position. two relays controlled by a series of contacts for opening a first supply circuit of the electronic arrangement when energized by the first two relays, and an actuation for moving the display screen from its operating position. and a second series of contacts which keep open the supply circuit of the second two relays corresponding to the first when the plate supporting the display screen reaches its top position and the movable platen is fully opened. Claims 1, 7, 11 or 12, characterized in that a limit switch is provided to open the supply circuit of the two relays, automatically energizing the electronic components. The office desk described in any one of the items above. (14) The display screen shows the second screen to be moved to the storage position.
A patent comprising contacts included in a supply circuit for two relays, the contacts being mounted on a rotary table in such a way that they cannot be moved until the display screen assumes a position that allows it to pass through an opening in the work surface. An office desk according to any one of claims 1, 7, 10, 11, 12, or 13. (15) Claim 11, characterized in that the electronic control device includes a first pilot lamp that indicates that the circuit is energized and a second pilot lamp that indicates the flow of current in the electronic component. 12. The office desk according to any one of paragraphs 12 and 13. (16) one of the second relays opens a first contact which opens a circuit of the first two relays when energized and a first contact of the electronic component;
Opens the second contact which opens the supply circuit and further closes the third contact which powers the motor that moves the plate supporting the display screen in order to move the display screen from its working position, and closes the third contact which powers the motor that moves the plate supporting the display screen so that the plate is in constant position on the trajectory of the plate. Contacts are provided so that said plate interacts with that included in the supply circuit of the other of the second relays when lowered to level, the other of the second relays supplying power to the motor which closes the movable platen when energized. one contact is closed, a second contact is opened, and a third contact is opened, which includes the supply circuit of the electronic component and is included in the supply circuit of the first two relays, so that the movable platen is closed and the plate is in its bottom position. 14. The office desk according to claim 11, further comprising an end running contact for cutting off the supply to the second relay when the desk is lowered.