US3291929A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Limit switch
Assignee: Motors Liquidation Co
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Filing: 1964-06-15
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Granted: 1966-12-13
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Expires: 1984-06-15
Abstract
No abstract record available.
Inventors
- 👤 Bert R Wanlass
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:15
CPC Classifications
H; H01; H01H; H01H13/00; H01H13/02; H01H13/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
AN ELECTRIC SWITCH COMPRISING: A SWITCH BODY; ACTUATOR MEANS SLIDABLY DISPOSED FOR TRANSLATIONAL MOVEMENT IN SAID SWITCH BODY; FIXED CONTACTS SPACED APART AND CARRIED BY THE SWITCH BODY, SAID FIXED CONTACTS BEING ADAPTED TO BE CONNECTED RESPECTIVELY TO AN ELECTRICAL LOAD, CONDUCTIVE MEANS PIVOTALLY MOUNTED ON A PORTION OF THE SWITCH BODY AT A POINT EQUIDISTANT FROM SAID FIXED CONTACTS, SAID CONDUCTIVE MEANS CARRYING A CONTACT MOVABLE IN AN ARCUATE PATH BETWEEN THE FIXED CONTACTS; LOCATING MEANS INCLUDING A SLOT FORMED IN SAID CONDUCTIVE MEANS FOR POSITIONING SAID CONDUCTIVE MEANS POSITIVELY WITH RESPECT TO ANY ONE OF THE FIXED CONTACTS; AND RESILIENT MEANS INCLUDING MEANS COMPRISING A SUBSTANTIALLY U-SHAPED PORTION HAVING ONE END PIVOTALLY ENGAGING SAID ACTUATOR MEANS AND HAVING ANOTHER END PIVOTALLY ENGAGING SAID CONDUCTIVE MEANS, SAID RESILIENT MEANS BEING RESPONSIVE TO SLIDING MOVEMENT OF THE ACTUATOR MEANS NEAR EITHER EXTREME OF TRANSLATIONAL MOVEMENT TO RAPIDLY DRIVE THE MOVABLE CONTACT INTO SLIDING ENGAGEMENT WITH ANY OF THE SPACED FIXED CONTACTS.
Claim 2
Dependent Claim
161 words
AN ELECTRIC SWITCH COMPRISING: A SWITCH BODY; ACTUATOR MEANS SLIDABLY DISPOSED FOR TRANSLATIONAL MOVEMENT IN SAID SWITCH BODY; FIXED CONTACTS SPACED APART AND CARRIED BY THE SWITCH BODY, SAID FIXED CONTACTS BEING ADAPTED TO BE CONNECTED RESPECTIVELY TO AN ELECTRICAL LOAD, CONDUCTIVE MEANS PIVOTALLY MOUNTED ON A PORTION OF THE SWITCH BODY AT A POINT EQUIDISTANT FROM SAID FIXED CONTACTS, SAID CONDUCTIVE MEANS CARRYING A CONTACT MOVABLE IN AN ARCUATE PATH BETWEEN THE FIXED CONTACTS; LOCATING MEANS INCLUDING A SLOT FORMED IN SAID CONDUCTIVE MEANS FOR POSITIONING SAID CONDUCTIVE MEANS POSITIVELY WITH RESPECT TO ANY ONE OF THE FIXED CONTACTS; AND RESILIENT MEANS INCLUDING MEANS COMPRISING A SUBSTANTIALLY U-SHAPED PORTION HAVING ONE END PIVOTALLY ENGAGING SAID ACTUATOR MEANS AND HAVING ANOTHER END PIVOTALLY ENGAGING SAID CONDUCTIVE MEANS, SAID RESILIENT MEANS BEING RESPONSIVE TO SLIDING MOVEMENT OF THE ACTUATOR MEANS NEAR EITHER EXTREME OF TRANSLATIONAL MOVEMENT TO RAPIDLY DRIVE THE MOVABLE CONTACT INTO SLIDING ENGAGEMENT WITH ANY OF THE SPACED FIXED CONTACTS.
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) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |