Patent US3403406A successfully refreshed from Google Patents.
Patent US3361350A successfully refreshed from Google Patents.
US3361350A
Expired / Lapsed
US
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Control device
Assignee: Robertshaw Controls Co
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Filing: 1964-03-10
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Granted: 1968-01-02
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Expires: 1984-03-10
Abstract
No abstract record available.
Inventors
- 👤 Francis S Genbauffe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:37
CPC Classifications
F; F01; F01N; F01N3/00; F01N3/08; F01N3/10; F01N3/24; F01N3/26; F01N3/18; F01N3/20; F01N3/2053; F01N2230/00; F01N2230/04; F01N2330/00; F01N2330/08; F01N2390/00; F01N2390/06; F01N2410/00; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/86622; Y10T137/8663; Y10T137/8667; Y10T137/86686
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
198 words
A CONTROL DEVICE FOR OPERATING AN ANTI-SMOG DEVICE USED PRINCIPALLY FOR VEHICLES COMPRISING: A HOUSING HAVING AN INLET, OUTLET AND AN ATMOSPHERIC PORT, A THERMALLY RESPONSIVE ACTUATING MEANS MOUNTED UPON SAID HOUSING, A FIRST LEVER ABUTTING SAID THERMALLY RESPONSIVE ACTUATING MEANS AND POSITIONED WITHIN SAID HOUSING, THE SAID FIRST LEVER HAVING A PIVOT POINT THEREON ENGAGING AN INTERIOR WALL OF SAID HOUSING, A SECOND LEVER COMPRISING A BASE AND RESILIENT FINGERS, A VALVE MOUNTED ON SAID SECOND LEVER BASE AND POSITIONED ADJACENT SAID INLET AND ATMOSHPERIC PORT, SAID SECOND LEVER HAVING A PIVOT FORMED THEREON AT AN EXTREMITY OPPOSITE THE VALVE, SAID FIRST LEVER ENGAGING SAID SECOND LEVER AT ITS BASE BETWEEN THE BASE PIVOT AND SAID VALVE, A MEANS FOR RESISLIENTLY RETAINING SAID FIRST LEVER IN ENGAGEMENT WITH SAID SECOND LEVER, SAID SECOND LEVER RESILIENT FINGERS HAVING A PIVOT THEREON NORMALLY ENGAGING AN INTERIOR WALL OF SAID HOUSING, SAID SECOND LEVER RESILIENT FINGERS NORMALLY BIASING SAID SECOND LEVER BASE AND VALVE TOWARD SAID ATMOSPHERIC PORT, WHEREBY MOVEMENT OF SAID THERMALLY RESPONSIVE ACTUATING MEANS WILL MOTIVATE SAID FIRST LEVER, WHICH IN TURN PIVOTS SAID SECOND LEVER TO ALTERNATELY SHIFT SAID VALVE BETWEEN SAID ATMOSPHERIC PORT AND SAID INLET.
Claim 2
Dependent Claim
198 words
A CONTROL DEVICE FOR OPERATING AN ANTI-SMOG DEVICE USED PRINCIPALLY FOR VEHICLES COMPRISING: A HOUSING HAVING AN INLET, OUTLET AND AN ATMOSPHERIC PORT, A THERMALLY RESPONSIVE ACTUATING MEANS MOUNTED UPON SAID HOUSING, A FIRST LEVER ABUTTING SAID THERMALLY RESPONSIVE ACTUATING MEANS AND POSITIONED WITHIN SAID HOUSING, THE SAID FIRST LEVER HAVING A PIVOT POINT THEREON ENGAGING AN INTERIOR WALL OF SAID HOUSING, A SECOND LEVER COMPRISING A BASE AND RESILIENT FINGERS, A VALVE MOUNTED ON SAID SECOND LEVER BASE AND POSITIONED ADJACENT SAID INLET AND ATMOSHPERIC PORT, SAID SECOND LEVER HAVING A PIVOT FORMED THEREON AT AN EXTREMITY OPPOSITE THE VALVE, SAID FIRST LEVER ENGAGING SAID SECOND LEVER AT ITS BASE BETWEEN THE BASE PIVOT AND SAID VALVE, A MEANS FOR RESISLIENTLY RETAINING SAID FIRST LEVER IN ENGAGEMENT WITH SAID SECOND LEVER, SAID SECOND LEVER RESILIENT FINGERS HAVING A PIVOT THEREON NORMALLY ENGAGING AN INTERIOR WALL OF SAID HOUSING, SAID SECOND LEVER RESILIENT FINGERS NORMALLY BIASING SAID SECOND LEVER BASE AND VALVE TOWARD SAID ATMOSPHERIC PORT, WHEREBY MOVEMENT OF SAID THERMALLY RESPONSIVE ACTUATING MEANS WILL MOTIVATE SAID FIRST LEVER, WHICH IN TURN PIVOTS SAID SECOND LEVER TO ALTERNATELY SHIFT SAID VALVE BETWEEN SAID ATMOSPHERIC PORT AND SAID INLET.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |