US3210501A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical switches with improved mechanical latching and resetting means
Assignee: Texas Instruments Inc
•
Filing: 1963-04-08
•
Granted: 1965-10-05
•
Expires: 1983-04-08
Abstract
No abstract record available.
Inventors
- 👤 David E Clarke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:14
CPC Classifications
H; H01; H01H; H01H73/00; H01H73/22; H01H73/30; H01H71/00; H01H71/10; H01H71/12; H01H71/14; H01H71/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
209 words
IN COMBINATION: A TUBULAR MEMBER; A MANUALLY OPERABLE MEMBER HAVING A PORTION DISPOSED IN SAID TUBULAR MEMBER FOR RECIPROCAL SLIDING MOVEMENT THEREIN BETWEEN FIRST AND SECOND POSITIONS; A CYLINDRICAL LATCH MEMBER DISPOSED IN SAID TUBULAR MEMBER FOR MOVEMENT RELATIVE TO AND WITH SIAD MANUALLY OPERABLE MEMBER; A FIRST SPRING MEMBER URGING SAID CYLINDRICAL MEMBER FOR MOVEMENT AGAINST SAID MANUALLY OPERABLE MEMBER TO MOVE THE LATTER TO SAID FIRST POSITION; SAID MANUALLY OPERABLE MEMBER BEING MOVABLE AGAINST AND WITH SAID CYLINDRICAL MEMBER AS A UNIT TOWARD SAID SECOND POSITION; SAID CYLINDRICAL MEMBER PROVIDING AN ANNULARLY EXTENDING LATCHING GROOVE; SAID TUBULAR MEMBER PROVIDING A SLOT COMMUNICATING WITH SAID GROOVE WHEN SAID CYLINDRICAL MEMBER IS IN SAID SECOND POSITION; A SECOND LATCH MEMBER HAVING A PORTION DISPOSED IN SAID SLOT AND SPRING BIASED FOR MOVEMENT INTO ENGAGEMENT WITH SAID GROOVE TO LATCH SAID MANUALLY OPERABLE MEMBER AND CYLINDRICAL MEMBER IN SAID SECOND POSITION AGAINST THE BIAS OF SAID FIRST SPRING MEMBER; A POST MEMBER SLIDABLY MOUNTED IN ALIGNED APERTURES IN SAID MANUALLY OPERABLE MEMBER AND IN SAID CYLINDRICAL LATCH MEMBER FOR MOVEMENT RELATIVE THERETO; SAID POST CARRYING A LATCH RELEASE MEMBER DISPOSED IN A SLOT PROVIDED BY SAID CYLINDRICAL MEMBER; SAID LATCH RELEASE MEMBER BEING MOVABLE AGAINST SAID SECOND LATCH MEMBER TO
Claim 2
Dependent Claim
209 words
IN COMBINATION: A TUBULAR MEMBER; A MANUALLY OPERABLE MEMBER HAVING A PORTION DISPOSED IN SAID TUBULAR MEMBER FOR RECIPROCAL SLIDING MOVEMENT THEREIN BETWEEN FIRST AND SECOND POSITIONS; A CYLINDRICAL LATCH MEMBER DISPOSED IN SAID TUBULAR MEMBER FOR MOVEMENT RELATIVE TO AND WITH SIAD MANUALLY OPERABLE MEMBER; A FIRST SPRING MEMBER URGING SAID CYLINDRICAL MEMBER FOR MOVEMENT AGAINST SAID MANUALLY OPERABLE MEMBER TO MOVE THE LATTER TO SAID FIRST POSITION; SAID MANUALLY OPERABLE MEMBER BEING MOVABLE AGAINST AND WITH SAID CYLINDRICAL MEMBER AS A UNIT TOWARD SAID SECOND POSITION; SAID CYLINDRICAL MEMBER PROVIDING AN ANNULARLY EXTENDING LATCHING GROOVE; SAID TUBULAR MEMBER PROVIDING A SLOT COMMUNICATING WITH SAID GROOVE WHEN SAID CYLINDRICAL MEMBER IS IN SAID SECOND POSITION; A SECOND LATCH MEMBER HAVING A PORTION DISPOSED IN SAID SLOT AND SPRING BIASED FOR MOVEMENT INTO ENGAGEMENT WITH SAID GROOVE TO LATCH SAID MANUALLY OPERABLE MEMBER AND CYLINDRICAL MEMBER IN SAID SECOND POSITION AGAINST THE BIAS OF SAID FIRST SPRING MEMBER; A POST MEMBER SLIDABLY MOUNTED IN ALIGNED APERTURES IN SAID MANUALLY OPERABLE MEMBER AND IN SAID CYLINDRICAL LATCH MEMBER FOR MOVEMENT RELATIVE THERETO; SAID POST CARRYING A LATCH RELEASE MEMBER DISPOSED IN A SLOT PROVIDED BY SAID CYLINDRICAL MEMBER; SAID LATCH RELEASE MEMBER BEING MOVABLE AGAINST SAID SECOND LATCH MEMBER TO
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |