Patent US3103867A successfully refreshed from Google Patents.
US3103867A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Damper door control
Assignee: Ford Motor Co
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Filing: 1961-09-12
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Granted: 1963-09-17
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Expires: 1981-09-12
Abstract
No abstract record available.
Inventors
- 👤 Lars J Hierta
- 👤 James W Murray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:58
CPC Classifications
F; F24; F24F; F24F13/00; F24F13/08; F24F13/10; F24F13/14; F24F13/1426; B; B60; B60H; B60H1/00; B60H1/00642; B60H1/00814; B60H1/00821; B60H1/00835; B60H1/00857; F24F11/00; F24F11/0001; F24F13/1486; F24F2013/1453; F24F2013/1473
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
IN A VENTILATOR ASSEMBLY HAVING AN AIR OUTLET, A DAMPER DOOR PIVOTALLY SUPPORTED ON SAID ASSEMBLY FOR CONTROLLING THE FLOW OF AIR THROUGH SAID OUTLET, A CAM TRACK SECURED TO SAID DAMPER DOOR, CAM MEANS PIVOTALLY SUPPORTED ON SAID ASSEMBLY COOPERATING WITH SAID CAM TRACK, AND ACTUATING MEANS CONTROLLING THE POSITION OF SAID CAM MEANS, SAID CAM TRACK HAVING AN ARCUATE PORTION COINCIDING WITH A PORTION OF THE PATH OF MOVEMENT OF SAID CAM MEANS WHEREBY MOVEMENT OF SAID DAMPER DOOR IS PRECLUDED DURING MOVEMENT OF SAID CAM MEANS, SAID CAM TRACK HAVING A FURTHER PORTION COOPERATING WITH SAID CAM MEANS TO MOVE SAID DAMPER DOOR UPON MOVEMENT OF SAID CAM MEANS.
Claim 2
Dependent Claim
112 words
IN A VENTILATOR ASSEMBLY HAVING AN AIR OUTLET, A DAMPER DOOR PIVOTALLY SUPPORTED ON SAID ASSEMBLY FOR CONTROLLING THE FLOW OF AIR THROUGH SAID OUTLET, A CAM TRACK SECURED TO SAID DAMPER DOOR, CAM MEANS PIVOTALLY SUPPORTED ON SAID ASSEMBLY COOPERATING WITH SAID CAM TRACK, AND ACTUATING MEANS CONTROLLING THE POSITION OF SAID CAM MEANS, SAID CAM TRACK HAVING AN ARCUATE PORTION COINCIDING WITH A PORTION OF THE PATH OF MOVEMENT OF SAID CAM MEANS WHEREBY MOVEMENT OF SAID DAMPER DOOR IS PRECLUDED DURING MOVEMENT OF SAID CAM MEANS, SAID CAM TRACK HAVING A FURTHER PORTION COOPERATING WITH SAID CAM MEANS TO MOVE SAID DAMPER DOOR UPON MOVEMENT OF SAID CAM MEANS.
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) | 1966-09-16 | 1967-03-18 | 1967-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-16 | 1971-03-18 | 1971-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-16 | 1975-03-18 | 1975-09-17 | $7700.00 | Window Closed / Lapsed |