Patent US3294906A successfully refreshed from Google Patents.
US3294906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hinge structure
Assignee: Admiral Corp
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Filing: 1964-05-27
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Granted: 1966-12-27
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Expires: 1984-05-27
Abstract
No abstract record available.
Inventors
- 👤 Edward W Swanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:09
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/38; E06B3/385; H; H04; H04N; H04N5/00; H04N5/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A HINGE STRUCTURE COMPRISING: A BASE; MOVABLE MEANS PIVOTALLY CONNECTED TO SAID BASE AND HAVING A FIRST POSITION AND A SECOND POSITION; FIRST RESILIENT MEANS COUPLED TO SAID MOVABLE MEANS URGING SAID MOVABLE MEANS TOWARDS EITHER SAID FIRST POSITION OR SAID SECOND POSITION; AND SECOND RESILIENT MEANS COUPLED TO SAID MOVABLE MEANS OPPOSING SAID URGING BY SAID FIRST RESILIENT MEANS SUCH THAT THE FORCE URGING SAID MOVABLE MEANS INTO EITHER SAID FIRST POSITION OR SAID SECOND POSITION IS SLIGHTLY GREATER THAN THE OPPOSING FORCE EXERTED BY SAID SECOND RESILIENT MEANS, WHEREBY A MINIMUM OF FORCE IS REQUIRED TO MOVE SAID MOVABLE MEANS BETWEEN SAID FIRST POSITION AND SAID SECOND POSITION.
Claim 2
Dependent Claim
110 words
A HINGE STRUCTURE COMPRISING: A BASE; MOVABLE MEANS PIVOTALLY CONNECTED TO SAID BASE AND HAVING A FIRST POSITION AND A SECOND POSITION; FIRST RESILIENT MEANS COUPLED TO SAID MOVABLE MEANS URGING SAID MOVABLE MEANS TOWARDS EITHER SAID FIRST POSITION OR SAID SECOND POSITION; AND SECOND RESILIENT MEANS COUPLED TO SAID MOVABLE MEANS OPPOSING SAID URGING BY SAID FIRST RESILIENT MEANS SUCH THAT THE FORCE URGING SAID MOVABLE MEANS INTO EITHER SAID FIRST POSITION OR SAID SECOND POSITION IS SLIGHTLY GREATER THAN THE OPPOSING FORCE EXERTED BY SAID SECOND RESILIENT MEANS, WHEREBY A MINIMUM OF FORCE IS REQUIRED TO MOVE SAID MOVABLE MEANS BETWEEN SAID FIRST POSITION AND SAID SECOND POSITION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |