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US4319818A Expired / Lapsed US ⏱️ 0.0 years remaining

Photographic camera

Assignee: Pentax Corp
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Filing: 1980-07-30
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Granted: 1982-03-16
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Expires: 2000-07-30
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Abstract

Abstract A photographic camera of the present invention comprises a camera unit and a flash unit pivotably mounted on said camera unit. The camera unit comprises a light-tight housing, a light receiving member for receiving light reflected from an object to be photographed and mounted on the housing. The flash unit comprises a casing which is pivotably connected to said housing by a connecting member and a flash member for producing a flash light. Said casing of the flash unit serves as a cover of said light receiving member.

Inventors

  • 👤 Kenji Sawara

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 23:17
CPC Classifications
G; G03; G03B; G03B15/00; G03B15/02; G03B15/03; G03B2215/00; G03B2215/05; G03B2215/0503; G03B2215/0507

Claims Analysis

Total Claims: 12
Claim 1
Independent Claim 169 words
A photographic camera comprising a camera unit including a housing which can be sealed to form a light-tight enclosure, a light receiving member for receiving light reflected from an object to be photographed and including a lens and a shutter release member for actuating opening and closing operations of said light receiving member, said light receiving member and said shutter release member being incorporated in said housing, and a flash unit including a casing pivotably mounted on said housing of the camera unit by a connecting member and a flash member for producing a flash light and provided in said casing spaced at predetermined distance from said connecting member, said casing of the flash unit being formed so as to cover said light receiving member of said camera unit, said connecting member comprising position arresting means for arresting the rotation of said flash unit in at least two positions, and said casing of the flash unit having means for performing a shutter locking operation when said casing is closed.
Claim 2
Dependent Claim 169 words
A photographic camera comprising a camera unit including a housing which can be sealed to form a light-tight enclosure, a light receiving member for receiving light reflected from an object to be photographed and including a lens and a shutter release member for actuating opening and closing operations of said light receiving member, said light receiving member and said shutter release member being incorporated in said housing, and a flash unit including a casing pivotably mounted on said housing of the camera unit by a connecting member and a flash member for producing a flash light and provided in said casing spaced at predetermined distance from said connecting member, said casing of the flash unit being formed so as to cover said light receiving member of said camera unit, said connecting member comprising position arresting means for arresting the rotation of said flash unit in at least two positions, and said casing of the flash unit having means for performing a shutter locking operation when said casing is closed.
Claim 3
Dependent Claim 36 words
A photographic camera as claimed in claim 1, wherein a portion of said casing of the flash unit forms a cover for enclosing at least a lens of said light receiving member of said camera unit.
Claim 4
Dependent Claim 42 words
A photographic camera as claimed in claim 2, wherein said camera unit further includes a protecting bracket provided at the lower side of said housing to form a cover of said light receiving member together with said casing of the flash unit.
Claim 5
Dependent Claim 65 words
A photographic camera as claimed in claim 1, wherein said light receiving member comprises a photographing lens mounted on the casing, a focus ring rotatably and coaxially provided in a peripheral portion of said lens, an aperture ring provided coaxially with respect to said lens and on said housing, said casing of the flash unit forms a cover member for covering said light receiving member.
Claim 6
Dependent Claim 27 words
A photographic camera as claimed in claim 1, wherein said camera unit further including a viewfinder, and said flash unit forms a cover for covering said viewfinder.
Claim 7
Dependent Claim 42 words
A photographic camera as claimed in claim 1, wherein said camera unit having a projecting portion provided on a top wall of said housing, and said casing of said flash unit is pivotably connected to said projecting portion of said camera unit.
Claim 8
Dependent Claim 47 words
A photographic camera as claimed in claim 1, wherein said position arresting means comprises a ratch mechanism including at least two engaging recesses provided spaced at predetermined distance to said casing and a plate spring provided in said housing and having pawl segment for engaging said recesses.
Claim 9
Dependent Claim 49 words
A photographic camera as claimed in claim 1, wherein said casing of the flash unit has means for performing an OFF operation of a power source switch, and an OFF operation of an indicating lamp for indicating that the readiness for flash is completed, when said casing is closed.
Claim 10
Dependent Claim 35 words
A photographic camera as claimed in claim 8, wherein said casing of the flash unit has means for making said power source switch being able to be an ON operation, when said casing is opened.
Claim 11
Dependent Claim 175 words
A photographic camera comprising a camera unit including a housing which can be sealed in light-tight, a light receiving member for receiving light reflected from an object to be photographed and including a lens and a shutter release member for actuating the opening and closing operations of said light receiving member, said light receiving member and said shutter release member being incorporated in said housing, and a flash unit including a casing pivotably mounted on said housing of the camera producing a flash light and provided in said casing spaced at predetermined distance from said connecting member, said casing of the flash unit being formed so as to cover said light receiving member of said camera unit, said connecting member comprising position arresting means for arresting the rotation of said flash unit in at least two positions, said position arresting means having a ratch mechanism including at least two engaging recesses provided spaced at predetermined distance to said casing and a plate spring provided in said housing and having pawl segment for engaging said recesses.
Claim 12
Dependent Claim 175 words
A photographic camera comprising a camera unit including a housing which can be sealed in light-tight, a light receiving member for receiving light reflected from an object to be photographed and including a lens and a shutter release member for actuating the opening and closing operations of said light receiving member, said light receiving member and said shutter release member being incorporated in said housing, and a flash unit including a casing pivotably mounted on said housing of the camera producing a flash light and provided in said casing spaced at predetermined distance from said connecting member, said casing of the flash unit being formed so as to cover said light receiving member of said camera unit, said connecting member comprising position arresting means for arresting the rotation of said flash unit in at least two positions, said position arresting means having a ratch mechanism including at least two engaging recesses provided spaced at predetermined distance to said casing and a plate spring provided in said housing and having pawl segment for engaging said recesses.

References Cited (Backward Citations)

US2388995A Cited
US2783696A Cited
GB783660A Cited
US3204089A Cited
US4106037A Cited
JPS5365729A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1985-03-15 1985-09-14 1986-03-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1989-03-15 1989-09-14 1990-03-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1993-03-15 1993-09-14 1994-03-16 $7700.00 Window Closed / Lapsed

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