US3865327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film cartridge
Assignee: Fujifilm Holdings Corp
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Filing: 1973-10-24
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Granted: 1975-02-11
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Expires: 1993-10-24
Abstract
Abstract A film cartridge for a photographic camera comprising a film feed-out chamber from which a rolled film is supplied, a film receiving chamber into which the film supplied from said feed-out chamber is fed, and an intermediate connection member connecting and extending between said chambers in front of the film between the chambers, said intermediate connection member being provided with a groove through which an end of a claw engaging a perforation of the film moves.
Inventors
- 👤 Shigeru Oshima
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:58
CPC Classifications
G; G03; G03B; G03B19/00; G03B19/02; G03B19/04
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
135 words
In a film cartridge containing photographic film having perforations adjacent at least one edge for a photographic camera having a film advancement mechanism in which a movable claw engages the perforations in the film, said cartridge having a film feed-out chamber from which said photographic film is supplied, and a film receiving chamber into which the film supplied from said feed-out chamber is fed, the improvements comprising: an intermediate connection member connecting and extending between said chambers in front of the film, said intermediate connection member being provided with a groove through which an end of the claw engaging a perforation of the film moves and a separate aperature to allow light to pass therethrough and impinge on said photographic film, said groove and said aperture being located on the same side of said film.
Claim 2
Dependent Claim
135 words
In a film cartridge containing photographic film having perforations adjacent at least one edge for a photographic camera having a film advancement mechanism in which a movable claw engages the perforations in the film, said cartridge having a film feed-out chamber from which said photographic film is supplied, and a film receiving chamber into which the film supplied from said feed-out chamber is fed, the improvements comprising: an intermediate connection member connecting and extending between said chambers in front of the film, said intermediate connection member being provided with a groove through which an end of the claw engaging a perforation of the film moves and a separate aperature to allow light to pass therethrough and impinge on said photographic film, said groove and said aperture being located on the same side of said film.
Claim 3
Dependent Claim
47 words
A film cartridge as defined in claim 1 wherein the rear surface of the intermediate connection member extends out of alignment with the rear surface of said chambers and a recess is formed on the back side of said intermediate connection of said cartridge between the chambers.
Claim 4
Dependent Claim
27 words
A film cartridge as defined in claim 1 wherein said groove is provided with a deeper recess at the end on the film receiving chamber side thereof.
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) | 1978-02-10 | 1978-08-12 | 1979-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-02-10 | 1982-08-12 | 1983-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-02-10 | 1986-08-12 | 1987-02-11 | $7700.00 | Window Closed / Lapsed |