US4843412A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film supplying apparatus
Assignee: Fujifilm Corp
•
Filing: 1988-06-09
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Granted: 1989-06-27
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Expires: 2008-06-09
Abstract
Abstract A plurality of patrones accommodating films to be developed are housed in a magazine, and this magazine is connected to a developing system. A conveyor for consecutively feeding leaders connected to the tips of the films is provided in the magazine, and these leaders are fed one by one into the developing system, whereby all the films are automatically developed.
Inventors
- 👤 Kaoru Uchiyama
- 👤 Haruo Takase
- 👤 Kiichiro Sakamoto
- 👤 Kazushige Uenaka
- 👤 Masakazu Kokubu
- 👤 Masuo Akimoto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:20
CPC Classifications
G; G03; G03D; G03D13/00; G03D13/003
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
115 words
A magazine for consecutively feeding undeveloped films to a developing system from a plurality of cassettes in which said films are accommodated, comprising: (a) a main body of said magazine which is capable of accommodating a plurality of cassettes; (b) an openable cover for preventing the light from entering the inside of said main body of said magazine; (c) an endless body from which projections for engaging with feed openings of leaders respectively connected to said films projecting from said cassettes project at regular intervals; and (d) a feeding means for receiving a driving force from the outside and moving said endless body at regular intervals, thereby feeding said leaders consecutively to said developing system.
Claim 2
Dependent Claim
115 words
A magazine for consecutively feeding undeveloped films to a developing system from a plurality of cassettes in which said films are accommodated, comprising: (a) a main body of said magazine which is capable of accommodating a plurality of cassettes; (b) an openable cover for preventing the light from entering the inside of said main body of said magazine; (c) an endless body from which projections for engaging with feed openings of leaders respectively connected to said films projecting from said cassettes project at regular intervals; and (d) a feeding means for receiving a driving force from the outside and moving said endless body at regular intervals, thereby feeding said leaders consecutively to said developing system.
Claim 3
Dependent Claim
33 words
A magazine according to claim 1, wherein said magazine is provided with a surface for mounting said leaders, said projections projecting from said mounting surface and engaging with said openings of said leaders.
Claim 4
Dependent Claim
33 words
A magazine according to claim 1, wherein portions for accommodating the end portions of said leaders are provided in said magazine at regular intervals to load said leaders thereon at said regular intervals.
Claim 5
Dependent Claim
22 words
A magazine according to claim 3, wherein said accommodating portions are formed between said leader mounting surfaces and bent projections projecting therefrom.
Claim 6
Dependent Claim
48 words
A magazine according to claim 1, wherein an identifying mark is provided on the tip of each of said leaders projecting from said magazine, whereby, if said leaders are loaded at predetermined intervals, said leaders can be discriminated since said identifying marks are arranged at said predetermined intervals.
Claim 7
Dependent Claim
41 words
A magazine according to claim 1, wherein said feeding means is provided with a one-way clutch between a driving source and an endless body for engagement with said leaders, said endless body being moved only in on direction by predetermined distances.
Claim 8
Dependent Claim
21 words
A magazine according to claim 1, wherein there is provided adjusting means for stopping said endless body at said predetermined distance.
Claim 9
Dependent Claim
52 words
A magazine according to claim 1, wherein a supporting surface capable of supporting said leader in a bent state is provided on said leader mounting surface in the vicinity of a leader outlet portion of said magazine, thereby reducing resistance at the time when said leader is withdrawn in a bent state.
Claim 10
Dependent Claim
19 words
A magazine according to claim 8, wherein said supporting surface is a recess formed on said leader mounting surface.
Claim 11
Dependent Claim
47 words
A magazine according to claim 1, wherein, in addition to said feed openings, engaging openings for fitting with projections of feeding-in means disposed in said developing system are formed in said leaders, the pitches of said two types of openings being different with respect to each other.
Claim 12
Dependent Claim
51 words
A magazine according to claim 10, wherein the widthwise dimension of said feed openings and said projections of said feeding means for fitting therewith is made larger than that of said engaging openings, thereby making it possible for said engaging openings to be fitted with said projections of said feeding means.
Claim 13
Dependent Claim
30 words
A film supplying apparatus according to claim 1, further comprising a passage for feeding said film connected to said leader longitudinally provided at each side of said leader feeding means.
References Cited (Backward Citations)
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Cited
US3776483A
Cited
US3820136A
Cited
US3903535A
Cited
US4442744A
Cited
US4613221A
Cited
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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) | 1992-06-26 | 1992-12-26 | 1993-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-06-26 | 1996-12-26 | 1997-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-06-26 | 2000-12-26 | 2001-06-27 | $7700.00 | Window Closed / Lapsed |