Patent US3176092A successfully refreshed from Google Patents.
US3176092A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flashlight switch construction with rotatable contact structure
Assignee: Individual
•
Filing: 1962-04-02
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Granted: 1965-03-30
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Expires: 1982-04-02
Abstract
No abstract record available.
Inventors
- 👤 Arthur S Lukasek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:17
CPC Classifications
H; H01; H01H; H01H21/00; H01H21/02; F; F21; F21V; F21V23/00; F21V23/04; F21V23/0414; F21V23/0421
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
A FLASHLIGHT CONSTRUCTION INCLUDING A TUBULAR CASING FOR MOUNTING AN ELECTRIC LAMP AND DRY CELLS THEREIN, A COMBINATION MULTIPLE CONTACT SWITCH AND CLOSURE CAP REMOVABLY MOUNTED ON ONE END OF SAID CASING FOR BOTH AXIAL AND ROTATIONAL MOVEMENT, A UNITARY ELECTRICAL CONDUCTOR FOR CONNECTING SAID SWITCH TO SAID LAMP, SAID CONDUCTOR CONSISTING OF A METALLIC STRIP DISPOSED WITHIN AND EXTENDING LONGITUDINALLY OF SAID CASING, A LATERALLY EXTENDING ARM AT ONE END OF SAID STRIP FOR ABUTTING ELECTRICAL ENGAGEMENT WITH SAID LAMP, THE OTHER END OF SAID STRIP COMPRISING A RING HAVING RADIALLY PROJECTING PINS, SAID PINS CONSTITUTING BOTH SWITCH CONTACT ELEMENTS AND RETAINERS FOR SAID CAP, SAID CAP HAVING AN INWARDLY OPENING CHAMBER CONSISTING OF A FLAT OUTER BOTTOM WALL AND A CYLINDRICAL SIDE WALL AND RECEIVING THE OPEN OUTER END OF SAID CASING THEREIN, THE CYLINDRICAL SIDE WALL HAVING A PLURALITY OF CIRCUMFERENTIALLY SPACED GROOVES RECESSED
Claim 2
Dependent Claim
147 words
A FLASHLIGHT CONSTRUCTION INCLUDING A TUBULAR CASING FOR MOUNTING AN ELECTRIC LAMP AND DRY CELLS THEREIN, A COMBINATION MULTIPLE CONTACT SWITCH AND CLOSURE CAP REMOVABLY MOUNTED ON ONE END OF SAID CASING FOR BOTH AXIAL AND ROTATIONAL MOVEMENT, A UNITARY ELECTRICAL CONDUCTOR FOR CONNECTING SAID SWITCH TO SAID LAMP, SAID CONDUCTOR CONSISTING OF A METALLIC STRIP DISPOSED WITHIN AND EXTENDING LONGITUDINALLY OF SAID CASING, A LATERALLY EXTENDING ARM AT ONE END OF SAID STRIP FOR ABUTTING ELECTRICAL ENGAGEMENT WITH SAID LAMP, THE OTHER END OF SAID STRIP COMPRISING A RING HAVING RADIALLY PROJECTING PINS, SAID PINS CONSTITUTING BOTH SWITCH CONTACT ELEMENTS AND RETAINERS FOR SAID CAP, SAID CAP HAVING AN INWARDLY OPENING CHAMBER CONSISTING OF A FLAT OUTER BOTTOM WALL AND A CYLINDRICAL SIDE WALL AND RECEIVING THE OPEN OUTER END OF SAID CASING THEREIN, THE CYLINDRICAL SIDE WALL HAVING A PLURALITY OF CIRCUMFERENTIALLY SPACED GROOVES RECESSED
References Cited (Backward Citations)
US1122446A
Cited
US1696266A
Cited
US1990504A
Cited
US2127473A
Cited
US2259106A
Cited
US2677022A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |