US3299730A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary drive apparatus for rewind mechanisms
Assignee: CINEX Inc
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Filing: 1964-06-22
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Granted: 1967-01-24
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Expires: 1984-06-22
Abstract
No abstract record available.
Inventors
- 👤 Sr Arthur Barsam
- 👤 Jr Arthur Barsam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:18
CPC Classifications
F; F16; F16D; F16D41/00; F16D41/22; G; G03; G03B; G03B21/00; G03B21/14; G03B21/32; G03B21/43; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19251; Y10T74/19256; Y10T74/19274; Y10T74/19642; Y10T74/19679
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
368 words
A REWIND MECHANISM, COMPRISING: A HOUSING; A DRIVE SHAFT SUPPORTED BY SAID HOUSING FOR ROTARY MOVEMENT ABOUT ITS LONGITUDINAL AXIS; A HAND CRANK COUPLED TO SAID DRIVE SHAFT FOR ROTATING SAID DRIVE SHAFT; A DRIVEN SHAFT SUPPORTED BY SAID HOUSING IN A PLANE SUBSTANTIALLY PARALLEL TO SAID DRIVE SHAFT FOR ROTARY MOVEMENT ABOUT ITS LONGITUDINAL AXIS, SAID DRIVEN SHAFT BEING ADAPTED TO SUPPORT A REEL; A DRIVE GEAR SUPPORTED BY SAID DRIVE SHAFT FOR SUBSTANTIALLY FREE ROTARY MOVEMENT AROUND SAID DRIVE SHAFT; A DRIVEN GEAR COUPLED FOR ROTATION WITH SAID DRIVEN SHAFT, SAID DRIVEN GEAR MATING WITH SAID DRIVE GEAR SUCH THAT ROTATION OF SAID DRIVE GEAR ROTATES SAID DRIVEN GEAR AND DRIVEN SHAFT; A FIRST DRIVE MEMBER SUPPORTED BY SAID SHAFT ADJACENT ONE SIDE OF SAID DRIVE GEAR; A SECOND DRIVE MEMBER SUPPORTED BY SAID DRIVE SHAFT ADJACENT AN OPPOSITE SIDE OF SAID DRIVE GEAR; FIRST COOPERATIVE MEANS ON SAID DRIVE SHAFT AND SAID FIRST DRIVE MEANS FOR MOVING SAID FIRST DRIVE MEMBER ALONG SAID DRIVE SHAFT TO ENGAGE SAID ONE SIDE OF SAID DRIVE GEAR IN RESPONSE TO ROTARY MOVEMENT OF SAID HAND CRANK AND DRIVE SHAFT IN ONE DIRECTION AND FOR MOVING SAID FIRST DRIVE MEMBER AWAY FROM SAID DRIVE GEAR IN RESPONSE TO ROTARY MOVEMENT OF SAID HAND CRANK AND DRIVE SHAFT IN AN OPPOSITE DIRECTION SUCH THAT ROTARY MOVEMENT IN SAID ONE DIRECTION IS IMPARTED TO SAID DRIVE GEAR WHEN SAID FIRST DRIVE MEMBER ENGAGES SAID DRIVE GEAR; SECOND COOPERATIVE MEANS ON SAID DRIVE SHAFT FOR MOVING SAID SECOND DRIVE MEMBER ALONG SAID DRIVE SHAFT TO ENGAGE SAID OPPOSITE SIDE OF SAID DRIVE GEAR IN RESPONSE TO ROTARY MOVEMENT OF SAID DRIVE SHAFT IN SAID OPPOSITE DIRECTION AND FOR MOVING SAID SECOND DRIVE MEMBER AWAY FROM SAID DRIVE GEAR IN RESPONSE TO ROTARY MOVEMENT OF SAID DRIVE SHAFT IN SAID ONE DIRECTION SUCH THAT ROTARY MOVEMENT IN SAID OPPOSITE DIRECTION IS IMPARTED TO SAID DRIVE GEAR WHEN SAID SECOND DRIVE MEMBER ENGAGES SAID DRIVE GEAR; FRICTION MEANS SUPPORTED BY SAID HOUSING FOR INHIBITING ROTATION OF SAID FIRST AND SECOND DRIVE MEMBERS; AND MEANS SUPPORTED BY SAID DRIVE SHAFT FOR LIMITING MOVEMENT OF SAID FIRST AND SECOND DRIVE MEMBERS AWAY FROM SAID DRIVE GEAR.
Claim 2
Dependent Claim
368 words
A REWIND MECHANISM, COMPRISING: A HOUSING; A DRIVE SHAFT SUPPORTED BY SAID HOUSING FOR ROTARY MOVEMENT ABOUT ITS LONGITUDINAL AXIS; A HAND CRANK COUPLED TO SAID DRIVE SHAFT FOR ROTATING SAID DRIVE SHAFT; A DRIVEN SHAFT SUPPORTED BY SAID HOUSING IN A PLANE SUBSTANTIALLY PARALLEL TO SAID DRIVE SHAFT FOR ROTARY MOVEMENT ABOUT ITS LONGITUDINAL AXIS, SAID DRIVEN SHAFT BEING ADAPTED TO SUPPORT A REEL; A DRIVE GEAR SUPPORTED BY SAID DRIVE SHAFT FOR SUBSTANTIALLY FREE ROTARY MOVEMENT AROUND SAID DRIVE SHAFT; A DRIVEN GEAR COUPLED FOR ROTATION WITH SAID DRIVEN SHAFT, SAID DRIVEN GEAR MATING WITH SAID DRIVE GEAR SUCH THAT ROTATION OF SAID DRIVE GEAR ROTATES SAID DRIVEN GEAR AND DRIVEN SHAFT; A FIRST DRIVE MEMBER SUPPORTED BY SAID SHAFT ADJACENT ONE SIDE OF SAID DRIVE GEAR; A SECOND DRIVE MEMBER SUPPORTED BY SAID DRIVE SHAFT ADJACENT AN OPPOSITE SIDE OF SAID DRIVE GEAR; FIRST COOPERATIVE MEANS ON SAID DRIVE SHAFT AND SAID FIRST DRIVE MEANS FOR MOVING SAID FIRST DRIVE MEMBER ALONG SAID DRIVE SHAFT TO ENGAGE SAID ONE SIDE OF SAID DRIVE GEAR IN RESPONSE TO ROTARY MOVEMENT OF SAID HAND CRANK AND DRIVE SHAFT IN ONE DIRECTION AND FOR MOVING SAID FIRST DRIVE MEMBER AWAY FROM SAID DRIVE GEAR IN RESPONSE TO ROTARY MOVEMENT OF SAID HAND CRANK AND DRIVE SHAFT IN AN OPPOSITE DIRECTION SUCH THAT ROTARY MOVEMENT IN SAID ONE DIRECTION IS IMPARTED TO SAID DRIVE GEAR WHEN SAID FIRST DRIVE MEMBER ENGAGES SAID DRIVE GEAR; SECOND COOPERATIVE MEANS ON SAID DRIVE SHAFT FOR MOVING SAID SECOND DRIVE MEMBER ALONG SAID DRIVE SHAFT TO ENGAGE SAID OPPOSITE SIDE OF SAID DRIVE GEAR IN RESPONSE TO ROTARY MOVEMENT OF SAID DRIVE SHAFT IN SAID OPPOSITE DIRECTION AND FOR MOVING SAID SECOND DRIVE MEMBER AWAY FROM SAID DRIVE GEAR IN RESPONSE TO ROTARY MOVEMENT OF SAID DRIVE SHAFT IN SAID ONE DIRECTION SUCH THAT ROTARY MOVEMENT IN SAID OPPOSITE DIRECTION IS IMPARTED TO SAID DRIVE GEAR WHEN SAID SECOND DRIVE MEMBER ENGAGES SAID DRIVE GEAR; FRICTION MEANS SUPPORTED BY SAID HOUSING FOR INHIBITING ROTATION OF SAID FIRST AND SECOND DRIVE MEMBERS; AND MEANS SUPPORTED BY SAID DRIVE SHAFT FOR LIMITING MOVEMENT OF SAID FIRST AND SECOND DRIVE MEMBERS AWAY FROM SAID DRIVE GEAR.
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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) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |