US3218428A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable contact pressure switch mechanism
Assignee: General Electric Co
•
Filing: 1963-12-19
•
Granted: 1965-11-16
•
Expires: 1983-12-19
Abstract
No abstract record available.
Inventors
- 👤 George E Gauthier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:26
CPC Classifications
H; H01; H01H; H01H9/00; H01H9/30; H01H9/38; H01H9/383; H01H1/00; H01H1/12; H01H1/14; H01H1/22; H01H1/221; H01H1/226
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
AN ELECTRICAL SWITCH MECHANISM COMPRISING: (A) A STATIONARY CONTACT; (B) AN ELONGATED SWITCH ARM HAVING ONE END PIVOTED AND THE OTHER END EXTENDING INTO A POSITION ADJACENT SAID STATIONARY CONTACT FOR MOVEMENT TOWARD AND AWAY FROM SAID STATIONARY CONTACT; (C) A MOVABLE CONTACT MOVABLY SUPPORTED UPON SAID SWITCH ARM; (D) MEANS FOR ADJUSTING THE CONTACT PRESSURE BETWEEN SAID STATIONARY AND MOVABLE CONTACTS WHEN CLOSED INCLUDING MEANS CARRIED BY SAID SWITCH ARM DEFINING A CYLINDRICAL RECESS FACING TOWARD SAID MOVABLE CONTACT; (E) A STOP MEMBER POSITIONED IN SAID RECESS, AND EXTENDING SUBSTANTIALLY ACROSS THE INTERNAL DIAMETER OF SAID RECESS;
Claim 2
Dependent Claim
98 words
AN ELECTRICAL SWITCH MECHANISM COMPRISING: (A) A STATIONARY CONTACT; (B) AN ELONGATED SWITCH ARM HAVING ONE END PIVOTED AND THE OTHER END EXTENDING INTO A POSITION ADJACENT SAID STATIONARY CONTACT FOR MOVEMENT TOWARD AND AWAY FROM SAID STATIONARY CONTACT; (C) A MOVABLE CONTACT MOVABLY SUPPORTED UPON SAID SWITCH ARM; (D) MEANS FOR ADJUSTING THE CONTACT PRESSURE BETWEEN SAID STATIONARY AND MOVABLE CONTACTS WHEN CLOSED INCLUDING MEANS CARRIED BY SAID SWITCH ARM DEFINING A CYLINDRICAL RECESS FACING TOWARD SAID MOVABLE CONTACT; (E) A STOP MEMBER POSITIONED IN SAID RECESS, AND EXTENDING SUBSTANTIALLY ACROSS THE INTERNAL DIAMETER OF SAID RECESS;
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) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |