Patent US3653291A successfully refreshed from Google Patents.
Patent US3149591A successfully refreshed from Google Patents.
US3149591A
Expired / Lapsed
US
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Buttonhole stitching device in zigzag sewing machines
Assignee: AICHI KOGYO KK
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Filing: 1962-02-06
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Granted: 1964-09-22
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Expires: 1982-02-06
Abstract
No abstract record available.
Inventors
- 👤 Aiki Shigeo
- 👤 Koike Renji
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:04
CPC Classifications
D; D05; D05B; D05B19/00; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2133
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
A MECHANISM FOR IMPARTING LATERAL OSCILLATING MOTION TO A NEEDLE BAR IN A SEWING MACHINE INCLUDING MEANS FOR VARYING THE AMPLITUDE OF THE STITCHING AND LATERALLY SHIFTING THE STITCHING ZONE COMPRISING A FRAME, RECIPROCATING MEANS OPERATIVELY CONNECTED TO SAID FRAME, MEANS OPERATIVELY CONNECTED TO SAID RECIPROCATING MEANS FOR RECIPROCATING SAID RECIPROCATING MEANS IN COORDINATION WITH AXIALLY RECIPROCATING MOTION OF SAID NEEDLE BAR, FIRST FOLLOWER MEANS HAVING A CAM SURFACE ENGAGING SAID RECIPROCATING MEANS FOR TRANSLATING THE RECIPROCATING MOTION OF SAID RECIPROCATING MEANS TO A ROCKING MOTION SUBSTANTIALLY PERPENDICULAR TO THE RECIPROCATING MOTION OF SAID RECIPROCATING MEANS, INTERCONNECTING MEANS ENGAGING RECIPROCATING MEANS FOR TRANSMITTING THE RECIPROCATING ROCKING MOTION OF SAID RECIPROCATING MEANS TO SAID NEEDLE BAR, MOVABLE LIMIT MEANS FOR CONTROLLING THE ENGAGEMENT OF SAID RECIPROCATING MEANS WITH THE CAM SURFACE ON SAID FIRST FOLLOWER MEANS, FIRST CAM MEANS HAVING A CAM SURFACE ENGAGEABLE WITH SAID FIRST FOLLOWER MEANS FOR DISPLACING SAID FIRST FOLLOWER MEANS ALONG A LINE SUBSTANTIALLY PERPENDICULAR TO THE RECIPROCATING MOTION IMPARTED TO SAID RECIPROCATING MEANS AND SECOND CAM MEANS HAVING A CAM SURFACE PROFILE FOR CONTROLLING THE MOVEMENT OF SAID MOVABLE LIMIT MEANS.
Claim 2
Dependent Claim
186 words
A MECHANISM FOR IMPARTING LATERAL OSCILLATING MOTION TO A NEEDLE BAR IN A SEWING MACHINE INCLUDING MEANS FOR VARYING THE AMPLITUDE OF THE STITCHING AND LATERALLY SHIFTING THE STITCHING ZONE COMPRISING A FRAME, RECIPROCATING MEANS OPERATIVELY CONNECTED TO SAID FRAME, MEANS OPERATIVELY CONNECTED TO SAID RECIPROCATING MEANS FOR RECIPROCATING SAID RECIPROCATING MEANS IN COORDINATION WITH AXIALLY RECIPROCATING MOTION OF SAID NEEDLE BAR, FIRST FOLLOWER MEANS HAVING A CAM SURFACE ENGAGING SAID RECIPROCATING MEANS FOR TRANSLATING THE RECIPROCATING MOTION OF SAID RECIPROCATING MEANS TO A ROCKING MOTION SUBSTANTIALLY PERPENDICULAR TO THE RECIPROCATING MOTION OF SAID RECIPROCATING MEANS, INTERCONNECTING MEANS ENGAGING RECIPROCATING MEANS FOR TRANSMITTING THE RECIPROCATING ROCKING MOTION OF SAID RECIPROCATING MEANS TO SAID NEEDLE BAR, MOVABLE LIMIT MEANS FOR CONTROLLING THE ENGAGEMENT OF SAID RECIPROCATING MEANS WITH THE CAM SURFACE ON SAID FIRST FOLLOWER MEANS, FIRST CAM MEANS HAVING A CAM SURFACE ENGAGEABLE WITH SAID FIRST FOLLOWER MEANS FOR DISPLACING SAID FIRST FOLLOWER MEANS ALONG A LINE SUBSTANTIALLY PERPENDICULAR TO THE RECIPROCATING MOTION IMPARTED TO SAID RECIPROCATING MEANS AND SECOND CAM MEANS HAVING A CAM SURFACE PROFILE FOR CONTROLLING THE MOVEMENT OF SAID MOVABLE LIMIT MEANS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |