Patent US5209358A successfully refreshed from Google Patents.
Patent US3312801A successfully refreshed from Google Patents.
US3312801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool handle switch
Assignee: Cooper Industries LLC
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Filing: 1965-03-10
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Granted: 1967-04-04
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Expires: 1985-03-10
Abstract
No abstract record available.
Inventors
- 👤 Harold E Schleicher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:17
CPC Classifications
H; H01; H01H; H01H9/00; H01H9/02; H01H9/06; H01H1/00; H01H1/58; H01H1/5833; H01H19/00; H01H19/54; H01H19/60; H01H19/635; H01H5/00; H01H5/04; H01H5/045
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
IN AN ELECTRIC SWITCH, FIXED CONTACTS, TILTABLE CONTACT MEANS ENGAGEABLE WITH ONE OR ANOTHER OF SAID FIXED CONTACTS ALTERNATELY, AN OPERATING MEMBER MOVABLE TO CAUSE TILTING OF SAID TILTABLE CONTACT MEANS, SAID TILTABLE MEANS COMPRISING A CONCAVE RIGID MEMBER AND A RESILIENT MEMBER EXTENDING ACROSS THE CONCAVITY OF SAID RIGID MEMBER AND SECURED TO THE RIGID MEMBER AT ITS ENDS, A FULCRUMTERMINAL MEMBER HAVING A FULCRUM PORTION SUPPORTING SAID CONTACT MEANS TILTABLY, SAID OPERATING MEMBER ENGAGING SAID RESILIENT MEMBER AND BEING MOVABLE FROM ONE SIDE OF SAID FULCRUM TO THE OTHER TO OPERATE SAID TILTABLE CONTACT MEMBER AND RESILIENT MEANS CONDUCTIVELY ATTACHED TO SAID TERMINAL MEANS AND RUBBING AGAINST SAID TILTABLE CONTACT MEANS IN A DIRECTION TRANSVERSE TO THE TILTING SO AS TO MAINTAIN A CLEAN CONDUCTIVE CONNECTION BETWEEN SAID TERMINAL MEANS AND SAID TILTABLE CONTACT MEANS, SAID RESILIENT MEANS ALSO HAVING A PORTION FORMING A SMOOTH ROUNDED SEAT FOR SAID TILTABLE CONTACT MEANS, SAID SEAT BEING SUPPORTED BY THE FULCRUM PORTION OF SAID FULCRUMTERMINAL MEMBER.
Claim 2
Dependent Claim
166 words
IN AN ELECTRIC SWITCH, FIXED CONTACTS, TILTABLE CONTACT MEANS ENGAGEABLE WITH ONE OR ANOTHER OF SAID FIXED CONTACTS ALTERNATELY, AN OPERATING MEMBER MOVABLE TO CAUSE TILTING OF SAID TILTABLE CONTACT MEANS, SAID TILTABLE MEANS COMPRISING A CONCAVE RIGID MEMBER AND A RESILIENT MEMBER EXTENDING ACROSS THE CONCAVITY OF SAID RIGID MEMBER AND SECURED TO THE RIGID MEMBER AT ITS ENDS, A FULCRUMTERMINAL MEMBER HAVING A FULCRUM PORTION SUPPORTING SAID CONTACT MEANS TILTABLY, SAID OPERATING MEMBER ENGAGING SAID RESILIENT MEMBER AND BEING MOVABLE FROM ONE SIDE OF SAID FULCRUM TO THE OTHER TO OPERATE SAID TILTABLE CONTACT MEMBER AND RESILIENT MEANS CONDUCTIVELY ATTACHED TO SAID TERMINAL MEANS AND RUBBING AGAINST SAID TILTABLE CONTACT MEANS IN A DIRECTION TRANSVERSE TO THE TILTING SO AS TO MAINTAIN A CLEAN CONDUCTIVE CONNECTION BETWEEN SAID TERMINAL MEANS AND SAID TILTABLE CONTACT MEANS, SAID RESILIENT MEANS ALSO HAVING A PORTION FORMING A SMOOTH ROUNDED SEAT FOR SAID TILTABLE CONTACT MEANS, SAID SEAT BEING SUPPORTED BY THE FULCRUM PORTION OF SAID FULCRUMTERMINAL MEMBER.
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) | 1970-04-03 | 1970-10-03 | 1971-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-03 | 1974-10-03 | 1975-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-03 | 1978-10-03 | 1979-04-04 | $7700.00 | Window Closed / Lapsed |