US4714332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film data reading device
Assignee: Canon Inc
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Filing: 1985-10-03
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Granted: 1987-12-22
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Expires: 2005-10-03
Abstract
Abstract A film data reading device is provided with contacts for reading a data relative to a film from a data code part provided on a film cartridge. The contacts are arranged to be protrusible into and retractable from a cartridge loading chamber and to be retracted from the cartridge chamber when loading the chamber with the film cartridge.
Inventors
- 👤 Masaharu Eguchi
- 👤 Yoichi Tosaka
- 👤 Ichiro Ohnuki
- 👤 Yoshihiko Aihara
- 👤 Akira Ishizaki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:11
CPC Classifications
G; G03; G03B; G03B7/00; G03B7/24
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
111 words
A film data reading device, comprising: (a) contact means arranged to read a film data by coming into contact with a data code part formed on a film cartridge, said contact means being arranged to be freely protrusible into and retractable from a cartridge loading chamber; and (b) protecting means arranged to encompass at least a portion of said contact means, said protecting means being arranged also to be freely protrusible into and retractable from said cartridge loading chamber, wherein said contact means is arranged to be not protruding from said protecting means toward the inside of said cartridge loading chamber when said chamber is not loaded with a film cartridge.
Claim 2
Dependent Claim
111 words
A film data reading device, comprising: (a) contact means arranged to read a film data by coming into contact with a data code part formed on a film cartridge, said contact means being arranged to be freely protrusible into and retractable from a cartridge loading chamber; and (b) protecting means arranged to encompass at least a portion of said contact means, said protecting means being arranged also to be freely protrusible into and retractable from said cartridge loading chamber, wherein said contact means is arranged to be not protruding from said protecting means toward the inside of said cartridge loading chamber when said chamber is not loaded with a film cartridge.
Claim 3
Dependent Claim
117 words
A film data reading device, comprising: (a) contact means arranged to read a film data by coming into contact with a data code part formed on a film cartridge, said contact means being arranged to be freely protrusible into and retractable from a cartridge loading chamber; (b) protecting means arranged to encompass at least a portion of said contact means, said protecting means being arranged also to be freely protrusible into and retractable from said cartridge loading chamber; and (c) detecting means for detecting loading of a film cartridge, said detecting means being arranged to detect the movement of said contact means and that of said protecting means when said chamber is loaded with a film cartridge.
Claim 4
Dependent Claim
117 words
A film data reading device, comprising: (a) contact means arranged to read a film data by coming into contact with a data code part formed on a film cartridge, said contact means being arranged to be freely protrusible into and retractable from a cartridge loading chamber; (b) protecting means arranged to encompass at least a portion of said contact means, said protecting means being arranged also to be freely protrusible into and retractable from said cartridge loading chamber; and (c) detecting means for detecting loading of a film cartridge, said detecting means being arranged to detect the movement of said contact means and that of said protecting means when said chamber is loaded with a film cartridge.
Claim 5
Dependent Claim
13 words
A device according to claim 2, wherein said detecting means includes contact members.
Claim 6
Dependent Claim
111 words
A film data reading device, comprising: (a) contact means arranged to read a film data by coming into contact with a data code part formed on a film cartridge, said contact means being arranged to be freely protrusible into and retractable from a cartridge loading chamber; (b) protecting means arranged to encompass at least a portion of said contact means, said protecting means being arranged also to be freely protrusible into and retractable from said cartridge loading chamber; and (c) detecting means for detecting loading of a film cartridge, said detecting means being arranged to detect the movement of said contact means when said chamber is loaded with a film cartridge.
Claim 7
Dependent Claim
111 words
A film data reading device, comprising: (a) contact means arranged to read a film data by coming into contact with a data code part formed on a film cartridge, said contact means being arranged to be freely protrusible into and retractable from a cartridge loading chamber; (b) protecting means arranged to encompass at least a portion of said contact means, said protecting means being arranged also to be freely protrusible into and retractable from said cartridge loading chamber; and (c) detecting means for detecting loading of a film cartridge, said detecting means being arranged to detect the movement of said contact means when said chamber is loaded with a film cartridge.
Claim 8
Dependent Claim
13 words
A device according to claim 4, wherein said detecting means includes contact members.
Claim 9
Dependent Claim
110 words
A film data reading device, comprising: (a) contact means arranged to read a film data by coming into contact with a data code part formed on a film cartridge, said contact means being arranged to be freely protrusible into and retractable from a cartridge loading chamber; (b) protecting means arranged to encompass at least a portion of said contact means, said protecting means being arranged also to be freely protrusible into and retractable from said cartridge loading chamber; and (c) detecting means for detecting cartridge loading, said detecting means being arranged to detect the movement of said protecting means when said cartridge loading chamber is loaded with a film cartridge.
Claim 10
Dependent Claim
110 words
A film data reading device, comprising: (a) contact means arranged to read a film data by coming into contact with a data code part formed on a film cartridge, said contact means being arranged to be freely protrusible into and retractable from a cartridge loading chamber; (b) protecting means arranged to encompass at least a portion of said contact means, said protecting means being arranged also to be freely protrusible into and retractable from said cartridge loading chamber; and (c) detecting means for detecting cartridge loading, said detecting means being arranged to detect the movement of said protecting means when said cartridge loading chamber is loaded with a film cartridge.
Claim 11
Dependent Claim
13 words
A device according to claim 6, wherein said detecting means includes contact members.
Claim 12
Dependent Claim
112 words
A film data reading device, comprising: (a) contact means arranged to read a film data by coming into contact with a data code part which is formed on a film cartridge; and (b) detecting means for detecting cartridge loading, said detecting means being arranged to be freely protrusible into and retractable from a film cartridge loading chamber and being provided with a contact protecting part disposed in the neighborhood of the contact part of said contact means which is arranged to come into contact with said data code part, said detecting means further being arranged to detect the movement of said contact means when said chamber is loaded with a film cartridge.
Claim 13
Dependent Claim
112 words
A film data reading device, comprising: (a) contact means arranged to read a film data by coming into contact with a data code part which is formed on a film cartridge; and (b) detecting means for detecting cartridge loading, said detecting means being arranged to be freely protrusible into and retractable from a film cartridge loading chamber and being provided with a contact protecting part disposed in the neighborhood of the contact part of said contact means which is arranged to come into contact with said data code part, said detecting means further being arranged to detect the movement of said contact means when said chamber is loaded with a film cartridge.
Claim 14
Dependent Claim
191 words
A film data reading device, comprising: (a) contact means arranged to read a film data by coming into contact with a data code part formed on a film cartridge, said contact means being arranged to be freely protrusible into and retractable fro a cartridge loading chamber, said contact means being formed with an elastic member and being provided with a contact part which is arranged to come into contact with said data code part of a film cartridge, said contact means being elastically urged to move toward the inside of said cartridge loading chamber; (b) protecting means arranged to encompass at least a portion of said contact means, said protecting means being arranged also to be freely protrusible into and retractable from said cartridge loading chamber, said protecting means being pivotably supported at one end, an amount of protrusion into said cartridge loading chamber of said protecting means being smaller toward said pivotably supported one end and larger toward another end thereof, and surrounding said contact means near said another end; and (c) urging means for elastically urging said protecting means to move toward the inside of said cartridge loading chamber.
Claim 15
Dependent Claim
191 words
A film data reading device, comprising: (a) contact means arranged to read a film data by coming into contact with a data code part formed on a film cartridge, said contact means being arranged to be freely protrusible into and retractable fro a cartridge loading chamber, said contact means being formed with an elastic member and being provided with a contact part which is arranged to come into contact with said data code part of a film cartridge, said contact means being elastically urged to move toward the inside of said cartridge loading chamber; (b) protecting means arranged to encompass at least a portion of said contact means, said protecting means being arranged also to be freely protrusible into and retractable from said cartridge loading chamber, said protecting means being pivotably supported at one end, an amount of protrusion into said cartridge loading chamber of said protecting means being smaller toward said pivotably supported one end and larger toward another end thereof, and surrounding said contact means near said another end; and (c) urging means for elastically urging said protecting means to move toward the inside of said cartridge loading chamber.
References Cited (Backward Citations)
US4200371A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-12-21 | 1991-06-22 | 1991-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-12-21 | 1995-06-22 | 1995-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-12-21 | 1999-06-22 | 1999-12-22 | $7700.00 | Window Closed / Lapsed |