US3369449A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web driving mechanism
Assignee: Eastman Kodak Co
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Filing: 1965-04-12
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Granted: 1968-02-20
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Expires: 1985-04-12
Abstract
No abstract record available.
Inventors
- 👤 Ralph E Klauss
- 👤 Michael A Petranto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:34
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/32; G03B27/52; G03B27/62; G03B27/6271; G03B27/6285
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
A FILM METERING DEVICE FOR ADVANCING A FILM STRIP ALONG A PREDETERMINED PATH TO A PRINTING LOCATION COMPRISING: A POINTER POSITIONABLE ALONG THE PREDETERMINED PATH ACCORDING TO THE LOCATION OF A TRAILING EDGE OF A FRAME OF THE FILM STRIP PRIOR TO ITS ADVANCE TO THE PRINTING LOCATION; MEANS FOR POSITIONING SAID POINTER; METERING ROLLERS DRIVABLE TO ADVANCE THE FILM TOWARD SAID LOCATION; ROLLER DRIVE MEANS; A STOP SWITCH; A MEMBER DRIVABLE BETWEEN A FIRST POSITION AND A SECOND POSITION DURING FILM ADVANCING BY SAID METERING ROLLERS, FOR OPERATING SAID STOP SWITCH UPON REACHIGN SAID SECOND POSITION; MEANS COUPLED TO SAID POINTER AND UNDER THE CONTROL OF SAID POSITIONING MEANS FOR DETERMINING THE FIRST POSITION OF SAID MEMBER; AND MEANS RESPONSIVE TO OPERATION OF SAID STOP SWITCH FOR DE-ENERGIZING SAID ROLLER DRIVE MEANS AND FOR CAUSING SAID MEMBER TO RETURN TO THE FRIST POSITION.
Claim 2
Dependent Claim
144 words
A FILM METERING DEVICE FOR ADVANCING A FILM STRIP ALONG A PREDETERMINED PATH TO A PRINTING LOCATION COMPRISING: A POINTER POSITIONABLE ALONG THE PREDETERMINED PATH ACCORDING TO THE LOCATION OF A TRAILING EDGE OF A FRAME OF THE FILM STRIP PRIOR TO ITS ADVANCE TO THE PRINTING LOCATION; MEANS FOR POSITIONING SAID POINTER; METERING ROLLERS DRIVABLE TO ADVANCE THE FILM TOWARD SAID LOCATION; ROLLER DRIVE MEANS; A STOP SWITCH; A MEMBER DRIVABLE BETWEEN A FIRST POSITION AND A SECOND POSITION DURING FILM ADVANCING BY SAID METERING ROLLERS, FOR OPERATING SAID STOP SWITCH UPON REACHIGN SAID SECOND POSITION; MEANS COUPLED TO SAID POINTER AND UNDER THE CONTROL OF SAID POSITIONING MEANS FOR DETERMINING THE FIRST POSITION OF SAID MEMBER; AND MEANS RESPONSIVE TO OPERATION OF SAID STOP SWITCH FOR DE-ENERGIZING SAID ROLLER DRIVE MEANS AND FOR CAUSING SAID MEMBER TO RETURN TO THE FRIST POSITION.
References Cited (Backward Citations)
US2541013A
Cited
US2984012A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-19 | 1971-08-21 | 1972-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-19 | 1975-08-21 | 1976-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-19 | 1979-08-21 | 1980-02-20 | $7700.00 | Window Closed / Lapsed |