GB1354632A - Sewing machines - Google Patents

Sewing machines

Info

Publication number
GB1354632A
GB1354632A GB362772A GB362772A GB1354632A GB 1354632 A GB1354632 A GB 1354632A GB 362772 A GB362772 A GB 362772A GB 362772 A GB362772 A GB 362772A GB 1354632 A GB1354632 A GB 1354632A
Authority
GB
United Kingdom
Prior art keywords
limb
cam
shaft
cam follower
linked
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
Application number
GB362772A
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.)
Necchi SpA
Original Assignee
Necchi SpA
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 Necchi SpA filed Critical Necchi SpA
Publication of GB1354632A publication Critical patent/GB1354632A/en
Expired legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05BSEWING
    • D05B19/00Programme-controlled sewing machines

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Sewing Machines And Sewing (AREA)

Abstract

1354632 Sewing machines NECCHI SpA 26 Jan 1972 [6 Feb 1971] 3627/72 Heading DIG In a sewing machine a stack of pattern cams 25 together with their housing 26 are movable along the cam shaft 27 by turning a knob 41 which is connected to a toothed wheel 39. A spring 43 holds the adjusting wheel in its set position. There are two cam followers each having three limbs. The first limb 48 of top cam follower 45 is linked to the needle holder guide 14 via levers 51 and 54, the first limb of the lower cam follower is linked to a stitch control device 68 via levers 64 and 66 and a shaft 67. The second limb of each cam follower contacts the cams, while the third limb of each may contact respective back stops which are carried on the housing (35, 70, 73 Fig. 6 not shown) when, for example, straight stitching or backward feed is required. The cam shaft 27 is driven through a worm and gear 33, 34 from the main drive shaft 23. The needle bar support 14 is suspended on a leaf spring. Both cam followers may be engaged simultaneously, or only the top one singly.
GB362772A 1971-02-06 1972-01-26 Sewing machines Expired GB1354632A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT4290371 1971-02-06

Publications (1)

Publication Number Publication Date
GB1354632A true GB1354632A (en) 1974-06-05

Family

ID=11254512

Family Applications (1)

Application Number Title Priority Date Filing Date
GB362772A Expired GB1354632A (en) 1971-02-06 1972-01-26 Sewing machines

Country Status (8)

Country Link
US (1) US3792673A (en)
AT (1) AT317652B (en)
BE (1) BE778960A (en)
CH (1) CH535859A (en)
DE (1) DE2205379A1 (en)
FR (1) FR2125052A5 (en)
GB (1) GB1354632A (en)
SE (1) SE374569B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5830050Y2 (en) * 1977-02-02 1983-07-01 蛇の目ミシン工業株式会社 Sewing machine feed adjustment device
US4643120A (en) * 1984-07-26 1987-02-17 Janome Sewing Machine Industry Co., Ltd. Zigzag sewing machine
US4535710A (en) * 1984-12-07 1985-08-20 The Singer Company Stabilizing arrangement for a sewing machine cam post
US4691655A (en) * 1985-01-14 1987-09-08 Janome Sewing Machine Co. Ltd. Mechanism for producing stitched patterns in a zigzag sewing machine
IT1191515B (en) * 1986-03-12 1988-03-23 Necchi Spa AUTOMATIC TOE REMOVAL DEVICE IN A SEWING MACHINE

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3054368A (en) * 1959-10-23 1962-09-18 Necchi Spa Drive connection between a drive shaft and an interchangeable driven member, especially for the drive shaft and driven member of a sewing machine
US3034462A (en) * 1959-11-04 1962-05-15 Koyo Seiko Company Ltd Ornamental stitch sewing machine
US3081724A (en) * 1959-12-31 1963-03-19 Necchi Spa Zig-zag sewing machine
US3177835A (en) * 1961-09-08 1965-04-13 Koyo Seiko Company Ltd Automatic pattern zigzag sewing machine
IT717653A (en) * 1964-03-20

Also Published As

Publication number Publication date
BE778960A (en) 1972-05-30
DE2205379A1 (en) 1972-08-24
FR2125052A5 (en) 1972-09-22
SE374569B (en) 1975-03-10
US3792673A (en) 1974-02-19
CH535859A (en) 1973-04-15
AT317652B (en) 1974-09-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee