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US3232196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic film winding arrangement
Assignee: Eastman Kodak Co
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Filing: 1963-02-11
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Granted: 1966-02-01
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Expires: 1983-02-11
Abstract
No abstract record available.
Inventors
- 👤 Jr Hubert B Sapp
- 👤 Edmund F Deffenbaugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:27
CPC Classifications
G; G03; G03B; G03B19/00; G03B19/02; G03B19/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
AN AUTOMATIC FILM WINDING ARRANGEMENT FOR A CAMERA COMPRISING: A SPRING DRIVE MOTOR HAVING A DRIVE SHAFT COUPLED TO A TAKE-UP SPOOL DRIVE FOR WINDING A PHOTOGRAPHIC FILM STRIP ON A TAKE-UP SPOOL; A RATCHET TOOTH GEAR DRIVABLY COUPLED TO SAID DRIVE SHAFT; A METERING LEVER HAVING A METERING PAWL FOR SELECTIVELY ENGAGING SAID RATCHET TOOTH GEAR TO PREVENT ROTATION THEREOF; A SENSING PAWL SECURED TO SAID METERING LEVER AND POSITIONED TO ENGAGE APERTURES IN THE FILM STRIP, THE RELATIVE POSITION OF SAID SENSING PAWL AND SAID METERING PAWL BEING SUCH THAT WHEN SAID SENSING PAWL ENTERS AN APERTURE SAID METERING PAWL ENGAGES SAID RATCHET TOOTH GEAR; A METERING SPRING BIASING SAID METERING LEVER TO WITHDRAW SAID SENSING PAWL FROM THE REGION OF THE FILM APERTURES; A RACK SELECTIVELY DRIVABLE BY GEARING SECURED TO SAID DRIVE SHAFT; A RACK SPRING ARRANGED TO BIAS SAID RACK IN A GENERALLY LATERAL DIRECTION; AN ARM SECURED TO SAID METERING LEVER ENGAGEABLE BY SAID RACK SO THAT SAID RACK SPRING DRIVES SAID SENSING PAWL TOWARD THE REGION OF THE FILM APERTURES; AND
Claim 2
Dependent Claim
178 words
AN AUTOMATIC FILM WINDING ARRANGEMENT FOR A CAMERA COMPRISING: A SPRING DRIVE MOTOR HAVING A DRIVE SHAFT COUPLED TO A TAKE-UP SPOOL DRIVE FOR WINDING A PHOTOGRAPHIC FILM STRIP ON A TAKE-UP SPOOL; A RATCHET TOOTH GEAR DRIVABLY COUPLED TO SAID DRIVE SHAFT; A METERING LEVER HAVING A METERING PAWL FOR SELECTIVELY ENGAGING SAID RATCHET TOOTH GEAR TO PREVENT ROTATION THEREOF; A SENSING PAWL SECURED TO SAID METERING LEVER AND POSITIONED TO ENGAGE APERTURES IN THE FILM STRIP, THE RELATIVE POSITION OF SAID SENSING PAWL AND SAID METERING PAWL BEING SUCH THAT WHEN SAID SENSING PAWL ENTERS AN APERTURE SAID METERING PAWL ENGAGES SAID RATCHET TOOTH GEAR; A METERING SPRING BIASING SAID METERING LEVER TO WITHDRAW SAID SENSING PAWL FROM THE REGION OF THE FILM APERTURES; A RACK SELECTIVELY DRIVABLE BY GEARING SECURED TO SAID DRIVE SHAFT; A RACK SPRING ARRANGED TO BIAS SAID RACK IN A GENERALLY LATERAL DIRECTION; AN ARM SECURED TO SAID METERING LEVER ENGAGEABLE BY SAID RACK SO THAT SAID RACK SPRING DRIVES SAID SENSING PAWL TOWARD THE REGION OF THE FILM APERTURES; AND
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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) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |