US3577899A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flash system for a photographic camera
Assignee: Fujifilm Holdings Corp
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Filing: 1967-12-26
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Granted: 1971-05-11
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Expires: 1987-12-26
Abstract
Abstract A high-speed photographic flash system for a camera assembly. The camera assembly includes an outer case which is detachably connected to the main body of the camera and carries a portion of the electrical components for the photographic flash system. The flash system includes an electric cell, a trigger coil, a discharge tube and a thin plate-shaped electrolytic condenser. The plate-shaped condenser is carried by and extends along a portion of the outer case wall and is electrically connected to the main body of the camera when the outer case is connected thereto.
Inventors
- 👤 Yoshizo Ikegami
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:38
CPC Classifications
D; D01; D01G; D01G13/00; G; G03; G03B; G03B15/00; G03B15/02; G03B15/03; G03B15/05; G03B2215/00; G03B2215/05; G03B2215/0503
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
67 words
A camera assembly comprising a camera, a detachable outer case having walls disposed around the sides and bottom of said camera, and a high-speed photographic lighting system which includes an electric cell, a trigger coil, a discharge tube and a thin plate-shaped electrolytic condenser, said condenser being carried within and extending along the portion of said outer case wall which conforms to the sides of said camera.
Claim 2
Dependent Claim
67 words
A camera assembly comprising a camera, a detachable outer case having walls disposed around the sides and bottom of said camera, and a high-speed photographic lighting system which includes an electric cell, a trigger coil, a discharge tube and a thin plate-shaped electrolytic condenser, said condenser being carried within and extending along the portion of said outer case wall which conforms to the sides of said camera.
Claim 3
Dependent Claim
63 words
A camera comprising a body portion, a back cover pivotally coupled to said body portion to allow film loading and removal and a high-speed photographic lighting system which includes an electric cell, a trigger coil, a discharge tube and a thin plate-shaped electrolytic condenser, wherein said condenser is carried by and is substantially coextensive with the inner surface of said pivotable back cover.
Claim 4
Dependent Claim
63 words
A camera comprising a body portion, a back cover pivotally coupled to said body portion to allow film loading and removal and a high-speed photographic lighting system which includes an electric cell, a trigger coil, a discharge tube and a thin plate-shaped electrolytic condenser, wherein said condenser is carried by and is substantially coextensive with the inner surface of said pivotable back cover.
References Cited (Backward Citations)
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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) | 1974-05-10 | 1974-11-09 | 1975-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-10 | 1978-11-09 | 1979-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-10 | 1982-11-09 | 1983-05-11 | $7700.00 | Window Closed / Lapsed |