US3345488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Center bias momentary switch
Assignee: Kenron Aluminum & Glass Corp
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Filing: 1966-11-04
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Granted: 1967-10-03
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Expires: 1986-11-04
Abstract
No abstract record available.
Inventors
- 👤 Burton L Siegal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:49
CPC Classifications
H; H02; H02B; H02B1/00; H02B1/015; H02B1/04; H02B1/044; H01; H01H; H01H13/00; H01H13/50; H01H13/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
IN A THREE POSITION SWITCH HAVING A NEUTRAL POSITION AND POSITIONS TO EACH SIDE OF NEUTRAL, A SWITCH CASING, A MANUALLY OPERABLE SWITCH TRIGGER MOUNTED IN SAID SWITCH CASING, TO MOVE THE CONTACTS OF THE SWITCH FROM A NEUTRAL POSITION TO OPERATIVE POSITIONS TO EITHER SIDE OF NEUTRAL, AND MEANS BIASING SAID TRIGGER TO NORMALLY MAINTAIN SAID TRIGGER IN A NEUTRAL POSITION AND TO INSTANTANEOUSLY RETURN SAID TRIGGER FROM EITHER OF ITS POSITIONS TO EACH SIDE OF NEUTRAL TO ITS NEUTRAL POSITION, AS MANUAL PRESSURE IS RELIEVED FROM THE TRIGGER, COMPRISING A FLAT SPRING ENGAGING SAID TRIGGER INTERMEDIATE ITS ENDS AND ANCHORED AT ITS OPPOSITE ENDS FROM MOVEMENT IN THE DIRECTION OF MOVEMENT OF THE TRIGGER.
Claim 2
Dependent Claim
116 words
IN A THREE POSITION SWITCH HAVING A NEUTRAL POSITION AND POSITIONS TO EACH SIDE OF NEUTRAL, A SWITCH CASING, A MANUALLY OPERABLE SWITCH TRIGGER MOUNTED IN SAID SWITCH CASING, TO MOVE THE CONTACTS OF THE SWITCH FROM A NEUTRAL POSITION TO OPERATIVE POSITIONS TO EITHER SIDE OF NEUTRAL, AND MEANS BIASING SAID TRIGGER TO NORMALLY MAINTAIN SAID TRIGGER IN A NEUTRAL POSITION AND TO INSTANTANEOUSLY RETURN SAID TRIGGER FROM EITHER OF ITS POSITIONS TO EACH SIDE OF NEUTRAL TO ITS NEUTRAL POSITION, AS MANUAL PRESSURE IS RELIEVED FROM THE TRIGGER, COMPRISING A FLAT SPRING ENGAGING SAID TRIGGER INTERMEDIATE ITS ENDS AND ANCHORED AT ITS OPPOSITE ENDS FROM MOVEMENT IN THE DIRECTION OF MOVEMENT OF THE TRIGGER.
References Cited (Backward Citations)
US2441924A
Cited
US2919315A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |