US3300958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bobbin removal mechanism for spinning machines
Assignee: C EUGEN MAIER METALLVERARBEITUNG G M B H Firma
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Filing: 1964-01-08
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Granted: 1967-01-31
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Expires: 1984-01-08
Abstract
No abstract record available.
Inventors
- 👤 Roller Siegfried
- 👤 Idler Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:19
CPC Classifications
D; D01; D01H; D01H9/00; D01H9/02; D01H9/08; D01H9/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
IN A SPINNING MACHINE INCLUDING A SPINDLE FRAME WITH A CARRIAGE MOVING ALONG SAID FRAME, THE IMPROVEMENT COMPRISING A BOBBIN CHANGE DEVICE COMPRISING; A LIFTING LEVER PIVOTALLY MOUNTED AT ITS ONE END ON SAID CARRIAGE, A BOBBIN GRIPPER MOUNTED ON THE OTHER END OF SAID LIFTING LEVER, MEANS FOR LIFTING SAID LIFTING LEVER FOR THE PURPOSE OF REMOVING A BOBBIN FROM A SPINDLE INCLUDING AN ELEMENT ENGAGEABLE WITH SAID LEVER AT A LOCATION SPACED AT A RELATIVELY LARGE DISTANCE FROM THE PIVOTAL CONNECTION OF SAID LEVER TO SAID CARRIAGE FOR EXERTING A RELATIVELY LARGE FORCE AT THE INITIAL STAGES OF THE LIFTING OF SAID BOBBIN AND AN ELEMENT ENGAGEABLE AT A LOCATION SPACED RELATIVELY CLOSE TO THE PIVOTAL CONNECTION OF SAID LEVER TO SAID CARRIAGE FOR APPLYING A RELATIVELY SMALL LIFTING FORCE TO SAID LEVER AFTER THE INITIAL STAGES OF LIFTING OF SAID BOBBIN.
Claim 2
Dependent Claim
144 words
IN A SPINNING MACHINE INCLUDING A SPINDLE FRAME WITH A CARRIAGE MOVING ALONG SAID FRAME, THE IMPROVEMENT COMPRISING A BOBBIN CHANGE DEVICE COMPRISING; A LIFTING LEVER PIVOTALLY MOUNTED AT ITS ONE END ON SAID CARRIAGE, A BOBBIN GRIPPER MOUNTED ON THE OTHER END OF SAID LIFTING LEVER, MEANS FOR LIFTING SAID LIFTING LEVER FOR THE PURPOSE OF REMOVING A BOBBIN FROM A SPINDLE INCLUDING AN ELEMENT ENGAGEABLE WITH SAID LEVER AT A LOCATION SPACED AT A RELATIVELY LARGE DISTANCE FROM THE PIVOTAL CONNECTION OF SAID LEVER TO SAID CARRIAGE FOR EXERTING A RELATIVELY LARGE FORCE AT THE INITIAL STAGES OF THE LIFTING OF SAID BOBBIN AND AN ELEMENT ENGAGEABLE AT A LOCATION SPACED RELATIVELY CLOSE TO THE PIVOTAL CONNECTION OF SAID LEVER TO SAID CARRIAGE FOR APPLYING A RELATIVELY SMALL LIFTING FORCE TO SAID LEVER AFTER THE INITIAL STAGES OF LIFTING OF SAID BOBBIN.
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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |