Patent US3246495A successfully refreshed from Google Patents.
US3246495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shutter assembly
Assignee: Motors Liquidation Co
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Filing: 1963-09-10
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Granted: 1966-04-19
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Expires: 1983-09-10
Abstract
No abstract record available.
Inventors
- 👤 Duane R Crumb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:44
CPC Classifications
E; E05; E05B; E05B17/00; E05B17/14; Y; Y10; Y10T; Y10T70/00; Y10T70/70; Y10T70/7441; Y10T70/7915; Y10T70/7955; Y10T70/7977; Y10T70/80; Y10T70/8432; Y10T70/8649
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
THE COMBINATION COMPRISING, AN APERTURED SUPPORT MEMBER, A LOCK MECHANISM MOUNTED ON SAID SUPPORT MEMBER AND HAVING A KEY SLOT OPENING TO THE APERTURE OF SAID SUPPORT MEMBER, AN APERTURED SHUTTER MEMBER, MEANS MOUNTING SAID SHUTTER MEMBER ON SAID SUPPORT MEMBER FOR MOVEMENT BETWEEN A FIRST POSITION WHEREIN SAID SHUTTER MEMBER CLOSES THE OPENING IN SAID SUPPORT MEMBER TO BLOCK ACCESS TO SAID LOCK MECHANISM KEY SLOT AND A SECOND POSITION WHEREIN SAID SHUTTER MEMBER APERTURE IS GENERALLY ALIGNED WITH SAID SUPPORT MEMBER APERTURE TO ALLOW INSERTION OF A KEY THERETHROUGH AND INTO SAID LOCK MECHANISM KEY SLOT TO ACTUATE SAID MECHANISM, MEANS BIASING SAID SHUTTER MEMBER TO SAID FIRST POSITION THEREOF, DETENT MEANS HOLDING SAID SHUTTER MEMBER IN SAID SECOND POSITION AGAINST THE ACTION OF SAID BIASING MEANS, AND MEANS RELEASING SAID DETENT MEANS UPON INSERTION OF A KEY WITHIN SAID KEY SLOT.
Claim 2
Dependent Claim
144 words
THE COMBINATION COMPRISING, AN APERTURED SUPPORT MEMBER, A LOCK MECHANISM MOUNTED ON SAID SUPPORT MEMBER AND HAVING A KEY SLOT OPENING TO THE APERTURE OF SAID SUPPORT MEMBER, AN APERTURED SHUTTER MEMBER, MEANS MOUNTING SAID SHUTTER MEMBER ON SAID SUPPORT MEMBER FOR MOVEMENT BETWEEN A FIRST POSITION WHEREIN SAID SHUTTER MEMBER CLOSES THE OPENING IN SAID SUPPORT MEMBER TO BLOCK ACCESS TO SAID LOCK MECHANISM KEY SLOT AND A SECOND POSITION WHEREIN SAID SHUTTER MEMBER APERTURE IS GENERALLY ALIGNED WITH SAID SUPPORT MEMBER APERTURE TO ALLOW INSERTION OF A KEY THERETHROUGH AND INTO SAID LOCK MECHANISM KEY SLOT TO ACTUATE SAID MECHANISM, MEANS BIASING SAID SHUTTER MEMBER TO SAID FIRST POSITION THEREOF, DETENT MEANS HOLDING SAID SHUTTER MEMBER IN SAID SECOND POSITION AGAINST THE ACTION OF SAID BIASING MEANS, AND MEANS RELEASING SAID DETENT MEANS UPON INSERTION OF A KEY WITHIN SAID KEY SLOT.
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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |