US3096736A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lock stitch sewing machine with bobbin replenishing means
Assignee: Singer Co
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Filing: 1961-03-17
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Granted: 1963-07-09
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Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
- 👤 Ralph E Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:32
CPC Classifications
D; D05; D05B; D05B59/00; D05B57/00; D05B57/26; D05D; D05D2207/00; D05D2207/05; D05D2207/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
IN A LOCK STITCH SEWING MACHINE, A WORK PENETRATING THREAD CARRYING NEEDLE, A LOOP TAKER COOPERATING WITH SAID NEEDLE, A LOOP SEIZING BEAK OF SAID LOOP TAKER, MEANS FOR DRIVING SAID NEEDLE AND LOOP TAKER IN TIMED RELATION AS IS REQUIRED FOR THE FORMATION OF LOCK STITCHES, THREAD LOOP MANIPULATING MEANS INCLUDING A BODY PORTION ON SAID LOOP TAKER FORMED TO EXPAND AND CONTROL LOOPS OF THREAD SEIZED BY SAID LOOP SEIZING BEAK, A THREAD ACCOMMODATING BOBBIN, MEANS FOR JOURNALING SAID BOBBIN IN SAID LOOP TAKEWR WITH CAPACITY FOR RELATIVE AXIAL MOVEMENT OF SAID BOBBIN AND SAID LOOP TAKER BODY PORTION, BOBBIN CONSTRAINING MEANS FOR POSITIONING SAID BOBBIN RELATIVELY TO SAID LOOP TAKER BODY PORTION IN LOCK STITCH FORMING POSITION RELATIVELY TO SAID THREAD MANIPULATING MEANS LOCATING SAID BOBBIN COMPLETELY WITHIN THE PATH OF SAID LOOPS BEING EXPANDED AND CONTROLLED BY SAID THREAD MANIPULATION MEANS, MEANS FOR POSTIONING SAID BOBBIN AXIALLY RELATIVELY TO SAID LOOP TAKER BODY PORTION IN A
Claim 2
Dependent Claim
160 words
IN A LOCK STITCH SEWING MACHINE, A WORK PENETRATING THREAD CARRYING NEEDLE, A LOOP TAKER COOPERATING WITH SAID NEEDLE, A LOOP SEIZING BEAK OF SAID LOOP TAKER, MEANS FOR DRIVING SAID NEEDLE AND LOOP TAKER IN TIMED RELATION AS IS REQUIRED FOR THE FORMATION OF LOCK STITCHES, THREAD LOOP MANIPULATING MEANS INCLUDING A BODY PORTION ON SAID LOOP TAKER FORMED TO EXPAND AND CONTROL LOOPS OF THREAD SEIZED BY SAID LOOP SEIZING BEAK, A THREAD ACCOMMODATING BOBBIN, MEANS FOR JOURNALING SAID BOBBIN IN SAID LOOP TAKEWR WITH CAPACITY FOR RELATIVE AXIAL MOVEMENT OF SAID BOBBIN AND SAID LOOP TAKER BODY PORTION, BOBBIN CONSTRAINING MEANS FOR POSITIONING SAID BOBBIN RELATIVELY TO SAID LOOP TAKER BODY PORTION IN LOCK STITCH FORMING POSITION RELATIVELY TO SAID THREAD MANIPULATING MEANS LOCATING SAID BOBBIN COMPLETELY WITHIN THE PATH OF SAID LOOPS BEING EXPANDED AND CONTROLLED BY SAID THREAD MANIPULATION MEANS, MEANS FOR POSTIONING SAID BOBBIN AXIALLY RELATIVELY TO SAID LOOP TAKER BODY PORTION IN A
References Cited (Backward Citations)
US1794255A
Cited
FR1224744A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |