US3109908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetically operated electric switch
Assignee: Motors Liquidation Co
•
Filing: 1960-09-16
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Granted: 1963-11-05
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Expires: 1980-09-16
Abstract
No abstract record available.
Inventors
- 👤 Bertil H Clason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:35
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/24; H01H35/34; H01H36/00; Y; Y10; Y10S; Y10S116/00; Y10S116/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
AN ELECTRIC SWITCH COMPRISING, FIXED CONTACT MEANS, A SUPPORT MEMBER, A PLATE MEMBER FORMED OF MAGNETIC MATERIAL SLIDABLY SUPPORTED BY SAID SUPPORT MEMBER AND CARRYING AN ELECTRICAL CONTACT THAT IS ADAPTED TO BE BROUGHT INTO AND OUT OF ENGAGEMENT WITH SAID FIXED CONTACT, FIRST AND SECOND MAGNETS CARRIED BY SAID SUPPORT MEMBER AND POSITIONED ON OPPOSITE SIDES OF SAID MAGNETIC PLATE MEMBER, SAID SUPPORT MEMBER PROVIDING A PREDETERMINED CONSTANT SPACING BETWEEN SAID MAGNETS, AND MEANS FOR SUPPORTING SAID SUPPORT MEMBER FOR SLIDEABLE MOVEMENT ALONG A FIXED AXIS WHEREBY SAID MAGNETS MAY BE SHIFTED RELATIVE TO SAID MAGNETIC PLATE MEMBER TO CAUSE SAID PLATE MEMBER TO SHIFT WITH A SNAP ACTION.
Claim 2
Dependent Claim
110 words
AN ELECTRIC SWITCH COMPRISING, FIXED CONTACT MEANS, A SUPPORT MEMBER, A PLATE MEMBER FORMED OF MAGNETIC MATERIAL SLIDABLY SUPPORTED BY SAID SUPPORT MEMBER AND CARRYING AN ELECTRICAL CONTACT THAT IS ADAPTED TO BE BROUGHT INTO AND OUT OF ENGAGEMENT WITH SAID FIXED CONTACT, FIRST AND SECOND MAGNETS CARRIED BY SAID SUPPORT MEMBER AND POSITIONED ON OPPOSITE SIDES OF SAID MAGNETIC PLATE MEMBER, SAID SUPPORT MEMBER PROVIDING A PREDETERMINED CONSTANT SPACING BETWEEN SAID MAGNETS, AND MEANS FOR SUPPORTING SAID SUPPORT MEMBER FOR SLIDEABLE MOVEMENT ALONG A FIXED AXIS WHEREBY SAID MAGNETS MAY BE SHIFTED RELATIVE TO SAID MAGNETIC PLATE MEMBER TO CAUSE SAID PLATE MEMBER TO SHIFT WITH A SNAP ACTION.
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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) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |