US1471720A - Sewing machine - Google Patents

Sewing machine Download PDF

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Publication number
US1471720A
US1471720A US484862A US48486221A US1471720A US 1471720 A US1471720 A US 1471720A US 484862 A US484862 A US 484862A US 48486221 A US48486221 A US 48486221A US 1471720 A US1471720 A US 1471720A
Authority
US
United States
Prior art keywords
machine
needle
head frame
lever
throw
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
US484862A
Other languages
English (en)
Inventor
Bingham Joseph
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.)
Individual
Original Assignee
Individual
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
Priority to FR537723D priority Critical patent/FR537723A/fr
Application filed by Individual filed Critical Individual
Priority to US484862A priority patent/US1471720A/en
Application granted granted Critical
Publication of US1471720A publication Critical patent/US1471720A/en
Priority to GB22112/24A priority patent/GB235060A/en
Priority to US748469A priority patent/US1713943A/en
Priority to DEU8656D priority patent/DE451019C/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B3/00—Sewing apparatus or machines with mechanism for lateral movement of the needle or the work or both for making ornamental pattern seams, for sewing buttonholes, for reinforcing openings or for fastening articles, e.g. buttons, by sewing
    • D05B3/02—Sewing apparatus or machines with mechanism for lateral movement of the needle or the work or both for making ornamental pattern seams, for sewing buttonholes, for reinforcing openings or for fastening articles, e.g. buttons, by sewing with mechanisms for needle-bar movement
    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B29/00—Pressers; Presser feet
    • D05B29/06—Presser feet

Definitions

  • This invention relates to embroldery sewing machines, its object being to provide,
  • V workplate are all on a stationarybase.
  • the machine-headframe may, for exam' ple,,be so supported. that it can be swung.” about a pivot and moved through anarc of a needle, or it maybe reciprocated in any r eequal or an unequal throw of the needle on I each sideof' a central position; or to give a throw of the needle from the centre out-f wards to one side or the other, and inwards to the centre again in order to do certain claises of work, as, for example, a split lea 1
  • the sewing mechanism of the..;rnachine may be adapted, in known manner, togive a quick return movement so as to make the action of the needle and hook suitable for the upper arm and support is supported so Application filed. Jul 15, 1921. sriarno. 484,862. i
  • F 1g, 2 is a partj front elevationof the machine- Fig. 3is a plan view ofthe machine, Referring to the drawings l
  • the machine head frame 1 head-upper arm and Support, issupported on a stationary base 2 by a bracket 8 havinga tubular portion 4 movably carried on a pillar 5 secured to the base 2 and shown,
  • Fig. l is a side elevation of an embroidery 7 in dottedlines, Figs. 1 and 3.
  • a shafted (see particularly Fig.- 3) is supported in bearings 7 and Son the base 2 and is capable of being driven from another shaft 9 at right'angles to the shaft 6 by bevel wheels 10 and 11."
  • Theshaftt is supported in bear- *ings 12 and 13 on the base 2, and carries a driving pulley 14: through which the: drive .of the machine isieffected.
  • I One. end of a lever 15 is connected to the machine head frame 1, its other end beingpivotally connected with a member-'16 slidablein a seg l mental guide 17 having a downwardly extendingportion 18 (Fig. 1) supported on a pillarlQ.
  • Thepillar19 passes through a,
  • Alink '22 is plvotally' connected, at one end, to the lever" 15 its other end being pivotally connected to one end of a link 23 whose other end is connected to a pillar 24 rotatably carried in a support25 secured to the base 2.
  • the pillar 24 passesthrough the base 2 and is connected withv the knee lift lever mechanism (not shown).
  • a cross-over cam 26 (Fig. 2)
  • ' arrangement is also such that it is possible to move the machine head frame to give a uni form throwof the needle on each side ofa central position, or from a central position outwards to one side, the throw being controlled by the segmental guide 17 which can be alteredto different positions by means of the lever 20.
  • a thumb screw is provided I for tightening the lever 2O when the position'of the segmental guide :17 has been set togive the required movement.
  • Theoshaft 6 is connected with another shaft 31 supported in bearings 32 and :33 (the axis of the shaft 31 being above the axis of the shaft 6) bylinks 3 4 an l 135 which cause the shaft 31 tovary in speed during each revolution to allow the, machine head framel time to travel from one side to the other during the time the. needle is at I its highest point.
  • The, top driving shaft 36 of the machine head frame '1 is driven by a chain wheel 37- and chain'38 from .a chainwheel 39 on the shaft 31.
  • the chain wheel 37 is providedwith a cam surface 40 which is capable of moving a lever 41 connected with the undershaft' 42,.the movement being so timed as to allow of the hook being kept clear of the P needle on its downward stroke and preventing the thread'coming into contact with L theh'ook until the latter is in position for taking the loop'when it moves inwardly to;- wards the needle.
  • the feed mechanism. forcarrying the *cloth through the machine is operated from a cam 43 on the shaft 6 which is engaged by one end of a bar 44 carrying the feed plate 45, the other end of'the bar 44 being pivotallyconnected to a support 46 by a double hinged joint47, so that the bar 44 is capable of movement in any direction about the double hinged joint 47.
  • the presser foot 48 has .a curved extension 49 and is connected with a rod 50 which is movably supported in bracketsel and 52 on the base 2.
  • a lever 53 is fixed on tlie rod 50and is capable of beingmoved by a hand lever 54 for the purpose of mov ing the rod 5 O.to raiseand lower the presser
  • a compression spring 55 is con-' foot 48. nected with the bracket 52 and lever 53 to allow the presser foot 48 to be quickly.
  • a hand wheel 56 is provided on the shaft 6 for the. purpose ofmoving the machine headframe to any required position whilst it also serves as a balance wheel.
  • An embroidery sewing machine having a'movable machine head frame comprising the head, upper arm and support and means for moving'the head frame laterally through an arc of a circle so as to give the desired throw to the needle and means for varying the lateral arcuate movements.
  • Anle'mbroidery sewlngmachine having a movable machine head frame, comprising throughan arc of a circleso as to give the desired throw to the needle and means for varying thelateral arcuate movements.
  • An embroidery sewlng machine having a piiotedmachine head frame, comprising a head, upper arm and support, and means comprising a quadrant, cam and levers for moving the head'frame laterally through an arc of a circle so] as to give the desired throw to the needle and means for varying the "lateral arcuate movements;
  • An embroidery sewing machine having a pivoted machine head frame, comprising a ad. uppe arm a p ort means mpris ng a quadrant, cam and levers for mov-.
  • Ting the head frame laterally through an are a .e c efeo a f giv e de re thr to the needle," means for varying the, lateral arcuate movements and means flier-sh the machine head framemay be caused tofgive.v
  • An embroidery sewing machine-having a pivoted machine'head frame comprising moving the head frame laterally through I a head, upper arm and support, means for 'anarc of a circle so as to give the desired throw to: the needle, means for varying the lateral arcuate movements, means. whereby the machine head frame may be caused to give a uniform throw of the needle on each side of a central position or outwards to one side, a presser foot and feed mechanism and work platemounted on a stationary base.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Sewing Machines And Sewing (AREA)
US484862A 1921-07-01 1921-07-15 Sewing machine Expired - Lifetime US1471720A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR537723D FR537723A (fr) 1921-07-01 1921-07-01 Perfectionnements aux machines à coudre
US484862A US1471720A (en) 1921-07-01 1921-07-15 Sewing machine
GB22112/24A GB235060A (en) 1921-07-01 1924-09-19 Improvements relating to sewing machines
US748469A US1713943A (en) 1921-07-01 1924-11-07 Sewing machine
DEU8656D DE451019C (de) 1921-07-01 1924-12-11 Zickzacknaehmaschine

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR537723T 1921-07-01
US484862A US1471720A (en) 1921-07-01 1921-07-15 Sewing machine
GB22112/24A GB235060A (en) 1921-07-01 1924-09-19 Improvements relating to sewing machines

Publications (1)

Publication Number Publication Date
US1471720A true US1471720A (en) 1923-10-23

Family

ID=26316226

Family Applications (2)

Application Number Title Priority Date Filing Date
US484862A Expired - Lifetime US1471720A (en) 1921-07-01 1921-07-15 Sewing machine
US748469A Expired - Lifetime US1713943A (en) 1921-07-01 1924-11-07 Sewing machine

Family Applications After (1)

Application Number Title Priority Date Filing Date
US748469A Expired - Lifetime US1713943A (en) 1921-07-01 1924-11-07 Sewing machine

Country Status (4)

Country Link
US (2) US1471720A (fr)
DE (1) DE451019C (fr)
FR (1) FR537723A (fr)
GB (1) GB235060A (fr)

Also Published As

Publication number Publication date
FR537723A (fr) 1922-05-29
DE451019C (de) 1927-10-19
GB235060A (en) 1925-06-11
US1713943A (en) 1929-05-21

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