US3116677A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film-strip developing apparatus
Assignee: UNION TONFILMMASCHB GES ZWEIGB
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Filing: 1960-05-10
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Granted: 1964-01-07
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Expires: 1980-05-10
Abstract
No abstract record available.
Inventors
- 👤 Wetzel Guenter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:47
CPC Classifications
G; G03; G03D; G03D3/00; G03D3/08; G03D3/13; G03D3/135
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
A FILM-STRIP DEVELOPING APPARATUS FOR BOTH BLACK AND WHITE AND COLOR FILM COMPRISING A PLURALITY OF CONTAINERS OPEN AT THE TOP AND ARRANGED ONE AFTER THE OTHER TO CONSTITUTE LIQUID DEVELOPING, WASHING AND FIXING BATHS; A HOUSING TO ACCOMMODATE SAID CONTAINERS AND HAVING A REAR WALL EXTENDING IN HEIGHT ABOVE SAID CONTAINERS; A DRIVING MECHANISM DISPOSED ON SAID REAR WALL; AN UPPER DRIVEN SHAFT AND A LOWER FREELY-ROTATING SHAFT PROVIDED WITH TRANSPORT ROLLERS ASSOCIATED WITH EACH OF SAID CONTAINERS FOR GUIDING FILM ARRANGED TO PASS THROUGH THE CONTAINER IN SEVERAL LOOPS; MEANS FOR ADJUSTING ALL OF SAID UPPER SHAFTS FOR HEIGHT AND FOR ENGAGING EACH OF THEM INDIVIDUALLY WITH SAID MECHANISM SELECTIVELY IN ONE OF TWO OPERATING POSITIONS, IN THE UPPER OF WHICH THE TRANSPORT ROLLERS ON SAID SHAFT ARE DISPOSED ABOVE THE LIQUID LEVEL OF SAID CONTAINERS, AND IN THE LOWER OF WHICH SAID TRANSPORT ROLLERS ARE DISPOSED BELOW THE LIQUID LEVEL OF SAID CONTAINERS.
Claim 2
Dependent Claim
156 words
A FILM-STRIP DEVELOPING APPARATUS FOR BOTH BLACK AND WHITE AND COLOR FILM COMPRISING A PLURALITY OF CONTAINERS OPEN AT THE TOP AND ARRANGED ONE AFTER THE OTHER TO CONSTITUTE LIQUID DEVELOPING, WASHING AND FIXING BATHS; A HOUSING TO ACCOMMODATE SAID CONTAINERS AND HAVING A REAR WALL EXTENDING IN HEIGHT ABOVE SAID CONTAINERS; A DRIVING MECHANISM DISPOSED ON SAID REAR WALL; AN UPPER DRIVEN SHAFT AND A LOWER FREELY-ROTATING SHAFT PROVIDED WITH TRANSPORT ROLLERS ASSOCIATED WITH EACH OF SAID CONTAINERS FOR GUIDING FILM ARRANGED TO PASS THROUGH THE CONTAINER IN SEVERAL LOOPS; MEANS FOR ADJUSTING ALL OF SAID UPPER SHAFTS FOR HEIGHT AND FOR ENGAGING EACH OF THEM INDIVIDUALLY WITH SAID MECHANISM SELECTIVELY IN ONE OF TWO OPERATING POSITIONS, IN THE UPPER OF WHICH THE TRANSPORT ROLLERS ON SAID SHAFT ARE DISPOSED ABOVE THE LIQUID LEVEL OF SAID CONTAINERS, AND IN THE LOWER OF WHICH SAID TRANSPORT ROLLERS ARE DISPOSED BELOW THE LIQUID LEVEL OF SAID CONTAINERS.
References Cited (Backward Citations)
US2048182A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-06 | 1967-07-08 | 1968-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-06 | 1971-07-08 | 1972-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-06 | 1975-07-08 | 1976-01-07 | $7700.00 | Window Closed / Lapsed |