US3073564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Damper regulator
Assignee: Individual
•
Filing: 1960-02-18
•
Granted: 1963-01-15
•
Expires: 1980-02-18
Abstract
No abstract record available.
Inventors
- 👤 Alter Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:44
CPC Classifications
F; F24; F24F; F24F11/00; F24F11/70; F24F11/72; F24F11/74; Y; Y10; Y10T; Y10T137/00; Y10T137/8158; Y10T137/8225; Y10T137/8275; Y10T137/8292; Y10T137/8309; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/2066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
IN A DAMPER ASSEMBLY FOR A DUCT INCLUDING A DAMPER BLADE SECURED TO A SHAFT PIVOTALLY MOUNTED IN A DUCT, WITH AT LEAST ONE END OF SAID SHAFT EXTENDING OUTWARDLY THROUGH A WALL OF SAID DUCT, FULCRUM MEANS ON SAID DUCT ADJACENT SAID SHAFT, A LOCKING REGULATOR ASSEMBLY COMPRISING A HANDLE KEYED TO SAID EXTENDING END OF SAID SHAFT AND ENGAGING SAID SHAFT AT A POINT LONGITUDINALLY DISPLACED WITH RESPECT TO THE POINT OF ENGAGEMENT OF SAID SHAFT AND FULCRUM MEANS, AN ARCUATE MEMBER CARRIED BY SAID WALL AND CONCENTRICALLY POSITIONED WITH RESPECT TO THE AXIS OF SAID SHAFT, AND LOCKING MEANS INTERPOSED BETWEEN SAID MEMBER AND SAID HANDLE ADAPTED, UPON ACTUATION, TO SHIFT SAID HANDLE RADIALLY WITH RESPECT TO SAID ARCAUTE MEMBER WHEREBY SAID SHAFT WILL BE TILTED ABOUT SAID FULCRUM MEANS AS A PIVOT.
Claim 2
Dependent Claim
136 words
IN A DAMPER ASSEMBLY FOR A DUCT INCLUDING A DAMPER BLADE SECURED TO A SHAFT PIVOTALLY MOUNTED IN A DUCT, WITH AT LEAST ONE END OF SAID SHAFT EXTENDING OUTWARDLY THROUGH A WALL OF SAID DUCT, FULCRUM MEANS ON SAID DUCT ADJACENT SAID SHAFT, A LOCKING REGULATOR ASSEMBLY COMPRISING A HANDLE KEYED TO SAID EXTENDING END OF SAID SHAFT AND ENGAGING SAID SHAFT AT A POINT LONGITUDINALLY DISPLACED WITH RESPECT TO THE POINT OF ENGAGEMENT OF SAID SHAFT AND FULCRUM MEANS, AN ARCUATE MEMBER CARRIED BY SAID WALL AND CONCENTRICALLY POSITIONED WITH RESPECT TO THE AXIS OF SAID SHAFT, AND LOCKING MEANS INTERPOSED BETWEEN SAID MEMBER AND SAID HANDLE ADAPTED, UPON ACTUATION, TO SHIFT SAID HANDLE RADIALLY WITH RESPECT TO SAID ARCAUTE MEMBER WHEREBY SAID SHAFT WILL BE TILTED ABOUT SAID FULCRUM MEANS AS A PIVOT.
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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |