Patent US3104571A successfully refreshed from Google Patents.
US3104571A
Expired / Lapsed
US
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Self adjusting wrench
Assignee: MUELLER TRYBUS ASSOCIATES Inc
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Filing: 1960-08-22
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Granted: 1963-09-24
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Expires: 1980-08-22
Abstract
No abstract record available.
Inventors
- 👤 Stanley L Trybus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:26
CPC Classifications
B; B25; B25B; B25B7/00; B25B7/12; B25B7/123
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
IN A WRENCH HAVING AN ELONGATED HANDLE FORMING A BODY PORTION WITH A STATIONARY JAW, A COACTING MOVABLE JAW PIVOTED TO THE BODY PORTION, A SECOND HANDLE PIVOTED TO THE MOVABLE JAW, A LINK PIVOTED TO THE SECOND HANDLE AND TO A WEDGE SLIDABLY MOUNTED IN THE ELONGATED HANDLE, A SECOND WEDGE SLIDABLY MOUNTED IN THE ELONGATED HANDLE COACTING WITH THE FIRST WEDGE AND LINKAGE CONNECTING THE SECOND WEDGE AND THE MOVABLE JAW, SAID LINKAGE INCLUDING MEANS MOVABLE WITH RESPECT TO THE SECOND WEDGE UNDER PREDETERMINED FORCE FOR DECREASING THE EFFECTIVE LENGTH OF SAID LINKAGE WHEN THE WEDGES ARE IN SET POSITION IN THE ELONGATED HANDLE AND THE MOVABLE JAW IS MOVED TOWARD THE STATIONARY JAW.
Claim 2
Dependent Claim
116 words
IN A WRENCH HAVING AN ELONGATED HANDLE FORMING A BODY PORTION WITH A STATIONARY JAW, A COACTING MOVABLE JAW PIVOTED TO THE BODY PORTION, A SECOND HANDLE PIVOTED TO THE MOVABLE JAW, A LINK PIVOTED TO THE SECOND HANDLE AND TO A WEDGE SLIDABLY MOUNTED IN THE ELONGATED HANDLE, A SECOND WEDGE SLIDABLY MOUNTED IN THE ELONGATED HANDLE COACTING WITH THE FIRST WEDGE AND LINKAGE CONNECTING THE SECOND WEDGE AND THE MOVABLE JAW, SAID LINKAGE INCLUDING MEANS MOVABLE WITH RESPECT TO THE SECOND WEDGE UNDER PREDETERMINED FORCE FOR DECREASING THE EFFECTIVE LENGTH OF SAID LINKAGE WHEN THE WEDGES ARE IN SET POSITION IN THE ELONGATED HANDLE AND THE MOVABLE JAW IS MOVED TOWARD THE STATIONARY JAW.
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) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |