US2874663A - Presser mechanisms for sewing machines - Google Patents

Presser mechanisms for sewing machines Download PDF

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Publication number
US2874663A
US2874663A US541884A US54188455A US2874663A US 2874663 A US2874663 A US 2874663A US 541884 A US541884 A US 541884A US 54188455 A US54188455 A US 54188455A US 2874663 A US2874663 A US 2874663A
Authority
US
United States
Prior art keywords
rod
bushing
presser
spring
frame
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
US541884A
Other languages
English (en)
Inventor
Anthony J Matuzas
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.)
Singer Co
Original Assignee
Singer Co
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 Singer Co filed Critical Singer Co
Priority to US541884A priority Critical patent/US2874663A/en
Priority to GB29991/56A priority patent/GB803960A/en
Priority to DES21888U priority patent/DE1736857U/de
Priority to FR1159076D priority patent/FR1159076A/fr
Application granted granted Critical
Publication of US2874663A publication Critical patent/US2874663A/en
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
    • D05B29/00—Pressers; Presser feet
    • D05B29/02—Presser-control devices
    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B29/00—Pressers; Presser feet
    • D05B29/06—Presser feet

Definitions

  • bushing 4 mounted in said head.
  • Y t its lower tending longit'l'idiallv fri thdlppe'r-led thereof, in whiehore jsdispnsedacnil.
  • cdmpressfien Spring ifi-2R19 s'iiigz 7 bear's at its lower end against :the bottom of Vthe Bore .6 landfhereby .acts resilientlyytoirge tp'ssr lfil Sldowrwardlywwith .the-.presserifo'tt 5 ⁇ n'L-"g ⁇ gment with the work-supporting surface 1.
  • An adjustable presser mechanism for a sewing machine having a frame, said presser mechanism comprising a presser bar mounted in said frame for longitudinal slidingk movements, a coil compression spring arranged coaxially of and operatively connected to said presser bar for biasing the same for axial sliding movement, and an adjustable abutment for said spring for varying the compression thereof, said adjustable abutment comprising a bushing secured in said frame, a cam surface formed upon the end of said bushing adjacent said presser bar, a two-part rod journaled for rotation in said bushing, said rod having a first rod element and a second rod element axially slidable relative to one another but keyed together for unitary rotation, said first element forming an abutment for said spring and said second element extending from said bushing'to the exterior of said frame whereby it may be manually grasped for rotating the same, means for confining said second element against axial movement, a'cam follower carried by said iirst element and cooperating with said cam surface on
  • An adjustable presser mechanism for a sewing machine having a frame, said presser mechanism comprising a presser bar mounted in said frame for longitudinal sliding movements and having an axial bore extending inwardly from one end thereof, a coil compression spring disposed within said bore and abutting at one end against the bottom of said bore, and an adjustable abutment for the other end of said spring for varying the compression thereof, said adjustable abutment comprising a bushing secured in said frame, a camsurface formed upon the end of said bushing adjacent said presser bar, a two-part rod journaled in said bushing, said rod having a first rod element and a second rod element axially slidable relative to one another but keyed together for unitary rotation, said first element extending into the bore in said presser bar and said second element extending from said bushing to the exterior of said frame whereby it may be manually grasped for rotating the same, means for confining said second element against axial movement, a cam follower carried by said rst element and cooperating with cam
  • An adjustable presser mechanism for a sewing machine having a frame, said presser mechanism comprising a presser bar mounted in said frame for longitudinal sliding movements, spring means operatively connected to said presser bar for biasing the same for axial sliding movement, and adjustablemeans operatively connected to said spring for varying the resilient action thereof, said adjustable means comprising a two-part rod journaled for rotation in said frame, said rod having a rst rod element and a second rod element axially slidable relative to one another but keyed together for unitary rotation, said first element abutting against said spring for varying the resilient action thereof upon axial movement of said rst element, said second element comprising an actuating member whereby said rod may be rotated, means for confining said second element against axial movement, and meansv associated with said rst element for imparting axial movement thereto upon rotation of said first rod element.
  • An adjustable presser mechanism for a sewing machine having a frame, said presser mechanism comprising a presser bar mounted in said frame for longitudinal sliding movements, a coil compression spring arranged coaxially of and operatively connected to said presser bar for biasing the same for axial sliding movement, and an adjustable abutment for said spring for Varying the compression thereof, said adjustable abutment comprising a bushing secured in said frame and a two-part rod journaled for rotation in said bushing, said rod having a rst rod element and a second rod element axially slidable relative to one another but keyed together for unitary rotation, said rst element abutting against said spring for varying the compression thereof upon axial movement of said rst element, v said second element extending through said bushing and comprising an actuating member whereby said rod may be rotated, means for confining said second element against 'axial movement, and means associated with said iirst element for imparting axial movement thereto upon rotation thereof.
  • a quick-release device for the presser mechanism of a sewing machine comprising an externally threaded bushing adapted to be screwed into the head of a sewing machine and having a bore, an axial displacement cam on said bushing, a two part rod journaled in said bushing, said rod having a first rod element and a second rod element axially slidable relative to one another but keyed together for unitary rotation, said tirst rod element extending from the lower end of said bushing, said second rod element extending from the upper end of said bushing, means upon the exposed end of said second rod element to provide for manually rotating the same, means for confining said second rod element against axial movement, a cam follower carried by said first rod element and cooperating with said axial displacement cam for sliding said first rod element axially upon rotation thereof.
  • An adjustable presser mechanism for a sewing machine having a frame, said presser mechanism comprising a presser bar mounted in said frame for axial sliding movements, spring means operatively connected to said presser bar for biasing the same for axial sliding movements, and an adjustable abutment mounted in said frame and operatively connectedfto said spring for varying the resilient action thereof, said adjustable abutment including a pair of elements comprising a bushing having a bore and a rod-mounted in the bore of said bushing for axial sliding movement, one end of said rod forming an abutment for said spring, an axial displacement cam formation upon one of said elements and a cooperating cam follower upon the other of said elements for sliding said rod axially upon relative rotation between said rod and bushing, an actuating member, means mounting said actuating member in said frame for rotation and for holding the same against endwise movement relative to said frame, and means operatively connecting said actuating member to one of said elements for unitary rotation and for relative movement endwise for effecting relative rotation between said rod and bushing

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Sewing Machines And Sewing (AREA)
US541884A 1955-10-21 1955-10-21 Presser mechanisms for sewing machines Expired - Lifetime US2874663A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US541884A US2874663A (en) 1955-10-21 1955-10-21 Presser mechanisms for sewing machines
GB29991/56A GB803960A (en) 1955-10-21 1956-10-02 Presser mechanism for sewing machines
DES21888U DE1736857U (de) 1955-10-21 1956-10-17 Drueckereinrichtung fuer naehmaschinen.
FR1159076D FR1159076A (fr) 1955-10-21 1956-10-18 Mécanisme presseur pour machines à coudre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US541884A US2874663A (en) 1955-10-21 1955-10-21 Presser mechanisms for sewing machines

Publications (1)

Publication Number Publication Date
US2874663A true US2874663A (en) 1959-02-24

Family

ID=24161494

Family Applications (1)

Application Number Title Priority Date Filing Date
US541884A Expired - Lifetime US2874663A (en) 1955-10-21 1955-10-21 Presser mechanisms for sewing machines

Country Status (4)

Country Link
US (1) US2874663A (fr)
DE (1) DE1736857U (fr)
FR (1) FR1159076A (fr)
GB (1) GB803960A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3055326A (en) * 1960-11-08 1962-09-25 Singer Mfg Co Adjustable presser device for sewing machines
US3303804A (en) * 1964-10-15 1967-02-14 Singer Co Unitary presser bar spring regulating devices
US20060213409A1 (en) * 2005-03-24 2006-09-28 Brother Kogyo Kabushiki Kaisha Embroidery presser for embroidery machine

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3089447A (en) * 1960-12-27 1963-05-14 Shuman Abraham Tension regulator for sewing machine presser bar

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE20518E (en) * 1937-09-28 Pressure adjusting means
US2180696A (en) * 1937-08-31 1939-11-21 Howard A Scavelli Sewing machine
US2193098A (en) * 1937-01-13 1940-03-12 Huenergarde Floyd Leslie Adjustment mechanism
US2533746A (en) * 1948-11-01 1950-12-12 Philip J Stuster Attachment for sewing machines

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE20518E (en) * 1937-09-28 Pressure adjusting means
US2193098A (en) * 1937-01-13 1940-03-12 Huenergarde Floyd Leslie Adjustment mechanism
US2180696A (en) * 1937-08-31 1939-11-21 Howard A Scavelli Sewing machine
US2533746A (en) * 1948-11-01 1950-12-12 Philip J Stuster Attachment for sewing machines

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3055326A (en) * 1960-11-08 1962-09-25 Singer Mfg Co Adjustable presser device for sewing machines
US3303804A (en) * 1964-10-15 1967-02-14 Singer Co Unitary presser bar spring regulating devices
US20060213409A1 (en) * 2005-03-24 2006-09-28 Brother Kogyo Kabushiki Kaisha Embroidery presser for embroidery machine
US7267063B2 (en) * 2005-03-24 2007-09-11 Brother Kogyo Kabushiki Kaisha Embroidery presser for embroidery machine

Also Published As

Publication number Publication date
GB803960A (en) 1958-11-05
FR1159076A (fr) 1958-06-23
DE1736857U (de) 1956-12-27

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