US3222490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed thumbwheel switch with indicator and removable illuminating means
Assignee: EECO Inc
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Filing: 1964-03-04
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Granted: 1965-12-07
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Expires: 1984-03-04
Abstract
No abstract record available.
Inventors
- 👤 Charles B Huntress
- 👤 Gabrielian Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:19
CPC Classifications
H; H01; H01H; H01H19/00; H01H19/001; H01H9/00; H01H9/16; H01H9/161; H01H9/162
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A SEALED THUMBWHEEL SWITCH COMPRISING; (A) AN INSULATED BOARD HAVING CONDUCTIVE PATHS FORMING STATIONARY SWITCH CONTACTS, (B) A HOUSING, (C) A FIRST PORTION OF CEMENT TO SEAL THE PERIPHERY OF SAID HOUSING TO SAID BOARD, (D) A SHAFT JOURNALED THROUGH SAID HOUSING AND SAID BOARD, (E) A ROTOR ATTACHED TO SAID SHAFT HAVING WIPER CONTACTS TO BEAR UPON SAID STATIONARY CONTACTS, (F) A THUMBWHEEL ATTACHED TO SAID SHAFT ON THE SIDE OF SAID HOUSING OPPOSITE TO SAID ROTOR, (G) A RESILIENT O RING HAVING A LUBRICANT SURROUNDING SAID SHAFT WITHIN SAID JOURNAL IN SAID HOUSING, (H) A COVER OVER SAID INSULATING BOARD ON THE SIDE OF SAID INSULATING BOARD OPPOSITE SAID HOUSING, ADJACENT TO AND ENCLOSING SAID SHAFT, (I) A PERIPHERAL DEPRESSION IN SAID COVER, AND (J) A SECOND PORTION OF CEMENT ADJACENT TO AND WITHIN SAID DEPRESSION TO SEAL SAID COVER TO SAID INSULATING BOARD, (K) SAID FIRST AND SECOND PORTIONS OF CEMENT AND SAID O RING SEALING SAID STATIONARY AND SAID WIPER CONTACTS WITHIN AN ENCLOSURE COMPRISING SAID BOARD, SAID COVER AND SAID HOUSING.
Claim 2
Dependent Claim
176 words
A SEALED THUMBWHEEL SWITCH COMPRISING; (A) AN INSULATED BOARD HAVING CONDUCTIVE PATHS FORMING STATIONARY SWITCH CONTACTS, (B) A HOUSING, (C) A FIRST PORTION OF CEMENT TO SEAL THE PERIPHERY OF SAID HOUSING TO SAID BOARD, (D) A SHAFT JOURNALED THROUGH SAID HOUSING AND SAID BOARD, (E) A ROTOR ATTACHED TO SAID SHAFT HAVING WIPER CONTACTS TO BEAR UPON SAID STATIONARY CONTACTS, (F) A THUMBWHEEL ATTACHED TO SAID SHAFT ON THE SIDE OF SAID HOUSING OPPOSITE TO SAID ROTOR, (G) A RESILIENT O RING HAVING A LUBRICANT SURROUNDING SAID SHAFT WITHIN SAID JOURNAL IN SAID HOUSING, (H) A COVER OVER SAID INSULATING BOARD ON THE SIDE OF SAID INSULATING BOARD OPPOSITE SAID HOUSING, ADJACENT TO AND ENCLOSING SAID SHAFT, (I) A PERIPHERAL DEPRESSION IN SAID COVER, AND (J) A SECOND PORTION OF CEMENT ADJACENT TO AND WITHIN SAID DEPRESSION TO SEAL SAID COVER TO SAID INSULATING BOARD, (K) SAID FIRST AND SECOND PORTIONS OF CEMENT AND SAID O RING SEALING SAID STATIONARY AND SAID WIPER CONTACTS WITHIN AN ENCLOSURE COMPRISING SAID BOARD, SAID COVER AND SAID HOUSING.
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) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |