US3267962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Damper assemblies
Assignee: INCOM-HEIM Corp
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Filing: 1963-03-13
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Granted: 1966-08-23
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Expires: 1983-03-13
Abstract
No abstract record available.
Inventors
- 👤 Josephson Louis
- 👤 Chow Ho
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:40
CPC Classifications
F; F24; F24F; F24F13/00; F24F13/08; F24F13/10; F24F13/14; F24F13/15; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87265; Y10T137/8741; Y10T137/87442; Y10T137/87467; Y10T137/87483
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
188 words
IN A DAMPER ASSEMBLY: A DAMPER FRAME; A PAIR OF BLADES; MEANS MOUNTING SAID BLADES ON SAID FRAME FOR PIVOTAL MOVEMENT OF THE BLADES BETWEEN CLOSED POSITIONS IN WHICH THE BLADES ARE ALIGNED IN SUBSTANTILLY PLANAR RELATIONSHIP AND OPEN POSITIONS IN WHICH THE BLADES ARE ANGULARLY DISPOSED RELATIVE TO SAID CLOSED POSITIONS; A BRACKET MOUNTED ON ONE OF SAID BLADES INWARDLY OF THE ENDS THEREOF AND INCLUDING A FLANGE PORTION EXTENDING TRANSVERSELY FROM SAID BLADE; A SHANK EXTENDING TRANSVERSELY FROM SAID FLANGE PORTION; MEANS MOUNTING SAID SHANK ON THE FLANGE PORTION FOR 360* ROTATION OF SAID SHANK ABOUT THE SHANK AXIS; MEANS MOUNTING SAID SHANK ON THE FLANGE PORTION FOR SWIVELING MOVEMENT OF THE SHANK TO VARY THE ANGULAR DISPOSITION OF THE SHANK AXIS RELATIVE TO THE FLANGE PORTION; A ROD EXTENDING BETWEEN SAID ONE BLADE AND THE OTHER OF SAID PAIR OF BLADES; MEANS FOR CONNECTING ONE END OF SAID RODS TO SAID SHANK; AND MEANS ON THE OTHER OF SAID PAIR OF BLADES FOR CONNECTING THE LATTER TO THE OTHER END OF SAID ROD AT A LOCATION ON THE OTHER BLADE INWARDLY OF THE ENDS THEREOF.
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) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |