US3286050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap action, double throw switch
Assignee: Motors Liquidation Co
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Filing: 1964-10-21
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Granted: 1966-11-15
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Expires: 1984-10-21
Abstract
No abstract record available.
Inventors
- 👤 David D Campbell
- 👤 Jr James C Louton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:55
CPC Classifications
H; H01; H01H; H01H13/00; H01H13/02; H01H13/26; H01H13/28; H01H13/285
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
205 words
A LIMIT SWITCH COMPRISING: A SWITCH BODY HAVING AN APERTURE IN ONE WALL THEREOF; ACTUATOR MEANS INCLUDING A FIRST PORTION SLIDABLY CARRIED IN THE APERTURE OF SAID SWITCH BODY AND A SECOND PORTION DISPOSED WITHIN SAID SWITCH BODY, SAID FIRST PORTION BEING BIASED AWAY FROM SAID SWITCH BODY; FIRST MEANS MOUNTED FOR SLIDING MOVEMENT IN SAID SWITCH BODY BETWEEN TWO EXTREMES OF MOVEMENT AND HAVING A PORTION ENGAGING SAID SECOND PORTION OF SAID ACTUATOR MEANS DISPOSED WITHIN SAID SWITCH BODY TO MAKE SAID FIRST MEANS RESPONSIVE TO MOVEMENT OF SAID ACTUATOR MEANS, SAID FIRST MEANS RESILIENTLY CARRYING CONTACT MEANS; FIXED CONTACTS CARRIED BY ONE WALL OF SAID SWITCH BOODY AND CONTACTING PORTIONS EXTENDING FROM SAID SWITCH BODY AND CONTACTING PORTIONS CARRIED WITHIN SAID SWITCH BODY IN JUXTAPOSITION TO THE CONTACTS CARRIED BY SAID FIRST BODY IN CONTACTING PORTIONS CARRIED ONE WALL OF SAID SWITCH BODY AND SAID FIRST MEANS RESISTING MOVEMENT OF SAID FIRST MEANS DURING A PORTION OF THE DISTANCE BETWEEN THE TWO EXTREMES OF MOVEMENT THEREOF AND BEING ADAPTED TO LATER VERY QUICKLY SHIFT SAID FIRST MEANS TOWARD AN EXTREME OF MOVEMENT WHEREIN SAID RESILIENT CARRIED CONTACT MEANS ENGAGE A DIFFERENT SERIES OF FIXED CONTACTS AS NEWLY POSITIONED THAN ENGAGING AS ORIGINALLY POSITIONED.
Claim 2
Dependent Claim
205 words
A LIMIT SWITCH COMPRISING: A SWITCH BODY HAVING AN APERTURE IN ONE WALL THEREOF; ACTUATOR MEANS INCLUDING A FIRST PORTION SLIDABLY CARRIED IN THE APERTURE OF SAID SWITCH BODY AND A SECOND PORTION DISPOSED WITHIN SAID SWITCH BODY, SAID FIRST PORTION BEING BIASED AWAY FROM SAID SWITCH BODY; FIRST MEANS MOUNTED FOR SLIDING MOVEMENT IN SAID SWITCH BODY BETWEEN TWO EXTREMES OF MOVEMENT AND HAVING A PORTION ENGAGING SAID SECOND PORTION OF SAID ACTUATOR MEANS DISPOSED WITHIN SAID SWITCH BODY TO MAKE SAID FIRST MEANS RESPONSIVE TO MOVEMENT OF SAID ACTUATOR MEANS, SAID FIRST MEANS RESILIENTLY CARRYING CONTACT MEANS; FIXED CONTACTS CARRIED BY ONE WALL OF SAID SWITCH BOODY AND CONTACTING PORTIONS EXTENDING FROM SAID SWITCH BODY AND CONTACTING PORTIONS CARRIED WITHIN SAID SWITCH BODY IN JUXTAPOSITION TO THE CONTACTS CARRIED BY SAID FIRST BODY IN CONTACTING PORTIONS CARRIED ONE WALL OF SAID SWITCH BODY AND SAID FIRST MEANS RESISTING MOVEMENT OF SAID FIRST MEANS DURING A PORTION OF THE DISTANCE BETWEEN THE TWO EXTREMES OF MOVEMENT THEREOF AND BEING ADAPTED TO LATER VERY QUICKLY SHIFT SAID FIRST MEANS TOWARD AN EXTREME OF MOVEMENT WHEREIN SAID RESILIENT CARRIED CONTACT MEANS ENGAGE A DIFFERENT SERIES OF FIXED CONTACTS AS NEWLY POSITIONED THAN ENGAGING AS ORIGINALLY POSITIONED.
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) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |