US3337702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-defeat double snap-acting switch with oscillating contact
Assignee: Cherry Corp
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Filing: 1963-02-25
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Granted: 1967-08-22
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Expires: 1983-02-25
Abstract
No abstract record available.
Inventors
- 👤 Arnold A Brevick
- 👤 Walter L Cherry
- 👤 James U Dernehl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:24
CPC Classifications
H; H01; H01H; H01H13/00; H01H13/02; H01H13/26; H01H13/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
190 words
IN A NON-DEFEAT SWITCH FOR USE WITH A TIMING DEVICE OR THE LIKE, THE COMBINATION COMPRISING A FIXED CONTACT, A MOVABLE CONTACT, A TOGGLE MEMBER MOUNTING SAID MOVABLE CONTACT AT ONE END AND HAVING MOUNTING MEANS AT THE OTHER END PROVIDING A HINGED JOINT, A COIL SPRING CONNECTED AT ONE END TO THE TOGGLE MEMBER AND FIXEDLY ANCHORED AT THE OTHER SO THAT ACTUATING FORCE APPLIED IN A FIRST DIRECTION AGAINST THE CENTRAL PORTION OF THE SPRING CAUSES THE SAME TO BE MOVED BODILY OVERCENTER FOR OPERATION OF THE CONTACTS, A FIRST SWITCH OPERATING MEMBER HAVING A PRESENTED EDGE FOR ENGAGING THE SPRING FOR MOVEMENT IN THE FIRST DIRECTION, A SECOND OPERATING MEMBER HAVING A PRESENTED EDGE FOR ENGAGEMENT OF THE SPRING FOR MOVEMENT OF THE SAME IN A SUBSTANTIALLY DIFFERENT DIRECTION, SAID FIRST OPERATING MEMBER HAVING A RELIEF ADJACENT ITS PRESENTED EDGE AND AT LEAST ONE OF THE PRESENTED EDGES BEING ANGLED TO PROVIDE A LATERAL CAMMING SURFACE SO THAT WHEN THE SWITCH OPERATING MEMBERS ARE BOTH DEPRESSED THE SPRING IS CAMMED LATERALLY INTO SAID RELIEF THEREBY PERMITTING THE SECOND OPERATOR TO OVERRIDE THE ACTION OF THE FIRST OPERATOR.
Claim 2
Dependent Claim
190 words
IN A NON-DEFEAT SWITCH FOR USE WITH A TIMING DEVICE OR THE LIKE, THE COMBINATION COMPRISING A FIXED CONTACT, A MOVABLE CONTACT, A TOGGLE MEMBER MOUNTING SAID MOVABLE CONTACT AT ONE END AND HAVING MOUNTING MEANS AT THE OTHER END PROVIDING A HINGED JOINT, A COIL SPRING CONNECTED AT ONE END TO THE TOGGLE MEMBER AND FIXEDLY ANCHORED AT THE OTHER SO THAT ACTUATING FORCE APPLIED IN A FIRST DIRECTION AGAINST THE CENTRAL PORTION OF THE SPRING CAUSES THE SAME TO BE MOVED BODILY OVERCENTER FOR OPERATION OF THE CONTACTS, A FIRST SWITCH OPERATING MEMBER HAVING A PRESENTED EDGE FOR ENGAGING THE SPRING FOR MOVEMENT IN THE FIRST DIRECTION, A SECOND OPERATING MEMBER HAVING A PRESENTED EDGE FOR ENGAGEMENT OF THE SPRING FOR MOVEMENT OF THE SAME IN A SUBSTANTIALLY DIFFERENT DIRECTION, SAID FIRST OPERATING MEMBER HAVING A RELIEF ADJACENT ITS PRESENTED EDGE AND AT LEAST ONE OF THE PRESENTED EDGES BEING ANGLED TO PROVIDE A LATERAL CAMMING SURFACE SO THAT WHEN THE SWITCH OPERATING MEMBERS ARE BOTH DEPRESSED THE SPRING IS CAMMED LATERALLY INTO SAID RELIEF THEREBY PERMITTING THE SECOND OPERATOR TO OVERRIDE THE ACTION OF THE FIRST OPERATOR.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |