US3301988A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light switch with indicating light in a translucent handle thereof
Assignee: Slater Electric Inc
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Filing: 1965-02-10
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Granted: 1967-01-31
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Expires: 1985-02-10
Abstract
No abstract record available.
Inventors
- 👤 Milton J Weitzman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:26
CPC Classifications
H; H01; H01H; H01H23/00; H01H23/02; H01H23/025; H01H23/12; H01H23/16; H01H23/168
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
291 words
IN AN ELECTRICAL SWITCH OF THE TYPE HAVING A HOUSING, A COVER, TERMINALS MOUNTED IN THE HOUSING FOR CONNECTING THE SWITCH IN ONE SIDE OF A LINE FROM AN A.C. POWER SOURCE TO A LOAD, AT LEAST ONE MOVABLE AND AT LEAST ONE FIXED CONTACT ARRANGED TO CONNECT ONE OF SAID TERMINALS TO ANOTHER AND A MOVABLE OPERATING HANDLE MOUNTED IN THE HOUSING TO OPERATE THE MOVABLE CONTACT; IN COMBINATION, THE OPERATING HANDLE COMPRISING A HOLLOW TRANSLUCENT MANUALLY OPERABLE MEMBER HAVING HOLLOW SHAFT PORTIONS EXTENDING PERPENDICULAR THERETO, AN INDICATOR LAMP HAVING WIRE LEADS INTEGRAL THEREWITH MOUNTED IN SAID OPERATING MEMBER TO BE VISIBLE FROM OUTSIDE THE SWITCH HOUSING, MEANS MOUNTING SAID HOLLOW SHAFT PORTIONS IN JOURNALS FORMED IN THE SIDE WALLS IN AT LEAST ONE OF THE COVER AND HOUSING, EACH SAID LEAD FROM SAID INDICATOR LAMP EXTENDING INTO ONE OF SAID HOLLOW SHAFT PORTIONS ADJACENT THE MANUALLY OPERABLE MEMBER, PINS IN SAID HOLLOW SHAFT PORTIONS ENGAGING SAID LEADS TO HOLD SAID LEADS IN POSITION, HEADS ON SAID PINS, RESILIENT MEANS AT EACH SIDE OF SAID HOUSING CONNECTED TO ONE OF SAID TERMINALS, SAID RESILIENT MEANS BEING URGED INTO CONTINUOUS CONTACT WITH A CORRESPONDING PIN HEAD, SAID CONNECTION OF SAID RESILIENT MEANS TO SAID TERMINALS CAUSING SAID INDICATOR LAMP TO BE IN SERIES WITH THE LOAD AND ENERGIZED THERETHROUGH WHEN THE MOVABLE CONTACT IS OUT OF CONTACT WITH THE FIXED CONTACT, SAID INDICATOR LAMP BEING SHORTED OUT AND DE-ENERGIZED WHEN THE MOVABLE CONTACT ENGAGES ONE OF THE FIXED CONTACTS, A CAP AT THE INNER END OF SAID MANUALLY OPERABLE MEMBER, SAID CAP HAVING AN OUTWARDLY EXTENDING POINTED MEMBER, AND A DETENT MEMBER MOUNTED IN THE SWITCH HOUSING AND COOPERATING WITH SAID POINTED MEMBER TO HOLD SAID HANDLE IN A CENTRAL POSITION.
Claim 2
Dependent Claim
291 words
IN AN ELECTRICAL SWITCH OF THE TYPE HAVING A HOUSING, A COVER, TERMINALS MOUNTED IN THE HOUSING FOR CONNECTING THE SWITCH IN ONE SIDE OF A LINE FROM AN A.C. POWER SOURCE TO A LOAD, AT LEAST ONE MOVABLE AND AT LEAST ONE FIXED CONTACT ARRANGED TO CONNECT ONE OF SAID TERMINALS TO ANOTHER AND A MOVABLE OPERATING HANDLE MOUNTED IN THE HOUSING TO OPERATE THE MOVABLE CONTACT; IN COMBINATION, THE OPERATING HANDLE COMPRISING A HOLLOW TRANSLUCENT MANUALLY OPERABLE MEMBER HAVING HOLLOW SHAFT PORTIONS EXTENDING PERPENDICULAR THERETO, AN INDICATOR LAMP HAVING WIRE LEADS INTEGRAL THEREWITH MOUNTED IN SAID OPERATING MEMBER TO BE VISIBLE FROM OUTSIDE THE SWITCH HOUSING, MEANS MOUNTING SAID HOLLOW SHAFT PORTIONS IN JOURNALS FORMED IN THE SIDE WALLS IN AT LEAST ONE OF THE COVER AND HOUSING, EACH SAID LEAD FROM SAID INDICATOR LAMP EXTENDING INTO ONE OF SAID HOLLOW SHAFT PORTIONS ADJACENT THE MANUALLY OPERABLE MEMBER, PINS IN SAID HOLLOW SHAFT PORTIONS ENGAGING SAID LEADS TO HOLD SAID LEADS IN POSITION, HEADS ON SAID PINS, RESILIENT MEANS AT EACH SIDE OF SAID HOUSING CONNECTED TO ONE OF SAID TERMINALS, SAID RESILIENT MEANS BEING URGED INTO CONTINUOUS CONTACT WITH A CORRESPONDING PIN HEAD, SAID CONNECTION OF SAID RESILIENT MEANS TO SAID TERMINALS CAUSING SAID INDICATOR LAMP TO BE IN SERIES WITH THE LOAD AND ENERGIZED THERETHROUGH WHEN THE MOVABLE CONTACT IS OUT OF CONTACT WITH THE FIXED CONTACT, SAID INDICATOR LAMP BEING SHORTED OUT AND DE-ENERGIZED WHEN THE MOVABLE CONTACT ENGAGES ONE OF THE FIXED CONTACTS, A CAP AT THE INNER END OF SAID MANUALLY OPERABLE MEMBER, SAID CAP HAVING AN OUTWARDLY EXTENDING POINTED MEMBER, AND A DETENT MEMBER MOUNTED IN THE SWITCH HOUSING AND COOPERATING WITH SAID POINTED MEMBER TO HOLD SAID HANDLE IN A CENTRAL POSITION.
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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |