US3077845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control system for a sewing machine
Assignee: Necchi SpA
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Filing: 1960-05-02
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Granted: 1963-02-19
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Expires: 1980-05-02
Abstract
No abstract record available.
Inventors
- 👤 Bono Luigi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:31
CPC Classifications
D; D05; D05B; D05B69/00; D05B69/22; D05B69/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
226 words
IN A SEWING MACHINE DRIVE HAVING A CONTROL SYSTEM AND INCLUDING A CHANGE SPEED MEANS AND A STOPPING MEANS FOR STOPPING THE MACHINE FOR A POSITION OF THE NEEDLE AT A PREDETERMINED LEVEL ABOVE THE FABRIC, SAID CONTROL SYSTEM COMPRISING A FIRST LEVER CONTROLLING THE CHANGE SPEED MEANS AND ADAPTED TO ASSUME TWO DIFFERENT POSITIONS PROVIDING RESPECTIVELY HIGH SPEED AND REDUCED SPEED, A SECOND CONTROL LEVER CONTROLLING THE STOPPING MEANS AND ADAPTED TO BE SET SELECTIVELY IN TWO POSITIONS PROVIDING RESPECTIVELY OPERATION AND STOPPAGE OF THE MACHINE, TWO CONTROL MEMBERS RIGID WITH EACH OTHER AND ADAPTED TO ENGAGE RESPECTIVELY SAID LEVERS, A HANDLE ON THE OUTSIDE OF THE MACHINE ADAPTED TO ACTUATE THE CONTROL MEMBERS IN UNISON TO MAKE THEM OCCUPY SELECTIVELY THREE DIFFERENT POSITIONS, THE FIRST POSITION OF THE CONTROL MEMBERS SETTING THE FIRST LEVER IN ITS POSITION OF MAXIMUM SPEED AND THE SECOND LEVER IN ITS POSITION CORRESPONDING TO OPERATION OF THE MACHINE, THE SECOND POSITION OF THE CONTROL MEMBERS SETTING THE FIRST LEVER IN ITS POSITION OF REDUCED SPEED AND THE SECOND LEVER IN ITS POSITION OF REDUCED SPEED AND THE SECOND LEVER IN ITS POSITION CORRESPONDING TO OPERATION OF THE MACHINE AND THE THIRD POSITION OF THE CONTROL MEMBER SETTING THE FIRST LEVER IN ITS POSITION OF REDUCED SPEED AND THE SECOND LEVER IN ITS POSITION CORRESPONDING TO STOPPAGE OF THE MACHINE.
Claim 2
Dependent Claim
226 words
IN A SEWING MACHINE DRIVE HAVING A CONTROL SYSTEM AND INCLUDING A CHANGE SPEED MEANS AND A STOPPING MEANS FOR STOPPING THE MACHINE FOR A POSITION OF THE NEEDLE AT A PREDETERMINED LEVEL ABOVE THE FABRIC, SAID CONTROL SYSTEM COMPRISING A FIRST LEVER CONTROLLING THE CHANGE SPEED MEANS AND ADAPTED TO ASSUME TWO DIFFERENT POSITIONS PROVIDING RESPECTIVELY HIGH SPEED AND REDUCED SPEED, A SECOND CONTROL LEVER CONTROLLING THE STOPPING MEANS AND ADAPTED TO BE SET SELECTIVELY IN TWO POSITIONS PROVIDING RESPECTIVELY OPERATION AND STOPPAGE OF THE MACHINE, TWO CONTROL MEMBERS RIGID WITH EACH OTHER AND ADAPTED TO ENGAGE RESPECTIVELY SAID LEVERS, A HANDLE ON THE OUTSIDE OF THE MACHINE ADAPTED TO ACTUATE THE CONTROL MEMBERS IN UNISON TO MAKE THEM OCCUPY SELECTIVELY THREE DIFFERENT POSITIONS, THE FIRST POSITION OF THE CONTROL MEMBERS SETTING THE FIRST LEVER IN ITS POSITION OF MAXIMUM SPEED AND THE SECOND LEVER IN ITS POSITION CORRESPONDING TO OPERATION OF THE MACHINE, THE SECOND POSITION OF THE CONTROL MEMBERS SETTING THE FIRST LEVER IN ITS POSITION OF REDUCED SPEED AND THE SECOND LEVER IN ITS POSITION OF REDUCED SPEED AND THE SECOND LEVER IN ITS POSITION CORRESPONDING TO OPERATION OF THE MACHINE AND THE THIRD POSITION OF THE CONTROL MEMBER SETTING THE FIRST LEVER IN ITS POSITION OF REDUCED SPEED AND THE SECOND LEVER IN ITS POSITION CORRESPONDING TO STOPPAGE OF THE MACHINE.
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) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |