US3221573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjusting device for regulating a sewing machine mechanism
Assignee: Necchi SpA
•
Filing: 1962-09-10
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Granted: 1965-12-07
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Expires: 1982-09-10
Abstract
No abstract record available.
Inventors
- 👤 Bono Luigi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:54
CPC Classifications
D; D05; D05B; D05B27/00; D05B27/22; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/206
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
ADJUSTING DEVICE FOR REGULATING A SEWING MACHINE MECHANISM COMPRISING A FIRST LEVER, AN ACTUATING MEMBER, SAID DEVICE FURTHER COMPRISING A SECOND LEVER HAVING FIRST AND SECOND ARMS AND A CENTRAL PIVOT, A PIVOT FOR THE FIRST MENTIONED LEVER CARRIED BY SAID SECOND ARM, AND A CONTROL DEVICE CONNECTED WITH THE FIRST ARM TO EFFECT THE SHIFTING OF SAID FIRST LEVER PIVOT, SAID CONTROL DEVICE INCLUDING SHIFT MEANS FOR MOVING SAID FIRST ARM BETWEEN POSITIONS WHERE SAID FIRST LEVER IS ENGAGED AND DISENGAGED FROM THE ACTUATING MEMBER, AND ADJUSTABLE MEANS FOR LIMITING THE MOTION OF SAID SHIFT MEANS, SAID SHIFT MEANS AND SAID LAST MEANS INCLUDING CONCENTRIC CONTROL SHAFTS, A CONNECTING ROD CARRIED BY ONE OF SAID CONTROL SHAFTS, AND MEANS ON THE OTHER CONTROL SHAFT FOR PERMITTING LIMITED RELATIVE MOVEMENT OF THE CONNECTING ROD BY THE ONE CONTROL SHAFT.
Claim 2
Dependent Claim
139 words
ADJUSTING DEVICE FOR REGULATING A SEWING MACHINE MECHANISM COMPRISING A FIRST LEVER, AN ACTUATING MEMBER, SAID DEVICE FURTHER COMPRISING A SECOND LEVER HAVING FIRST AND SECOND ARMS AND A CENTRAL PIVOT, A PIVOT FOR THE FIRST MENTIONED LEVER CARRIED BY SAID SECOND ARM, AND A CONTROL DEVICE CONNECTED WITH THE FIRST ARM TO EFFECT THE SHIFTING OF SAID FIRST LEVER PIVOT, SAID CONTROL DEVICE INCLUDING SHIFT MEANS FOR MOVING SAID FIRST ARM BETWEEN POSITIONS WHERE SAID FIRST LEVER IS ENGAGED AND DISENGAGED FROM THE ACTUATING MEMBER, AND ADJUSTABLE MEANS FOR LIMITING THE MOTION OF SAID SHIFT MEANS, SAID SHIFT MEANS AND SAID LAST MEANS INCLUDING CONCENTRIC CONTROL SHAFTS, A CONNECTING ROD CARRIED BY ONE OF SAID CONTROL SHAFTS, AND MEANS ON THE OTHER CONTROL SHAFT FOR PERMITTING LIMITED RELATIVE MOVEMENT OF THE CONNECTING ROD BY THE ONE CONTROL SHAFT.
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) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |