Patent US5774650A successfully refreshed from Google Patents.
Patent US3200780A successfully refreshed from Google Patents.
US3200780A
Expired / Lapsed
US
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Zig-zag sewing machine
Assignee: Husqvarna Vapenfabriks AB
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Filing: 1962-06-22
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Granted: 1965-08-17
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Expires: 1982-06-22
Abstract
No abstract record available.
Inventors
- 👤 Eriksson Allan Herman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:49
CPC Classifications
D; D05; D05B; D05B19/00; B; B21; B21C; B21C37/00; B21C37/06; B21C37/12; D05B3/00; D05B3/02; D05D; D05D2203/00; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2101; Y10T74/2107; Y10T74/2173; Y10T74/2179
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
A ZIGZAG SEWING MACHINE HAVING A HOLLOW FRAME, A DRIVE SHAFT JOURNALLED IN SAID FRAME, A LONGITUDINALLY RECIPROCABLE AND LATERALLY SWINGABLE NEEDLE-BAR CARRIED BY SAID FRAME, EXTERIOR HANDLE MEANS ON SAID FRAME, AND A DEVICE WITHIN SAID FRAME FOR IMPARTING A VARIABLE LATERAL MOTION TO SAID NEEDLE-BAR, SAID DEVICE COMPRISING A CAM DRIVEN BY SAID SHAFT, A SWING-ARM DRIVEN BY SAID CAM AND HAVING A PIVOT AXLE AND A PLURALITY OF ADJACENT, ALTERNATIVE SLIDE-GUIDES WHICH DIVERGE TOWARDS THE PIVOT AXLE OF SAID SWING-ARM FROM A TRANSFER POSITION AT A DISTANCE THEREFROM AND IN A PLANE PERPENDICULAR TO SAID AXLE, AND A GUIDE FOLLOWER CONNECTED TO SAID NEEDLE-BAR AND ADJUSTABLE ALONG ANY OF SAID SLIDE-GUIDES FOR VARYING THE AMPLITUDE OF THE SWINGING MOTION OF THE NEEDLE-BAR AND ADJUSTABLE IN THE DIRECTION OF SAID PIVOT AXLE WHEN IN SAID
Claim 2
Dependent Claim
137 words
A ZIGZAG SEWING MACHINE HAVING A HOLLOW FRAME, A DRIVE SHAFT JOURNALLED IN SAID FRAME, A LONGITUDINALLY RECIPROCABLE AND LATERALLY SWINGABLE NEEDLE-BAR CARRIED BY SAID FRAME, EXTERIOR HANDLE MEANS ON SAID FRAME, AND A DEVICE WITHIN SAID FRAME FOR IMPARTING A VARIABLE LATERAL MOTION TO SAID NEEDLE-BAR, SAID DEVICE COMPRISING A CAM DRIVEN BY SAID SHAFT, A SWING-ARM DRIVEN BY SAID CAM AND HAVING A PIVOT AXLE AND A PLURALITY OF ADJACENT, ALTERNATIVE SLIDE-GUIDES WHICH DIVERGE TOWARDS THE PIVOT AXLE OF SAID SWING-ARM FROM A TRANSFER POSITION AT A DISTANCE THEREFROM AND IN A PLANE PERPENDICULAR TO SAID AXLE, AND A GUIDE FOLLOWER CONNECTED TO SAID NEEDLE-BAR AND ADJUSTABLE ALONG ANY OF SAID SLIDE-GUIDES FOR VARYING THE AMPLITUDE OF THE SWINGING MOTION OF THE NEEDLE-BAR AND ADJUSTABLE IN THE DIRECTION OF SAID PIVOT AXLE WHEN IN SAID
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |