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US4133607A Expired / Lapsed US ⏱️ 0.0 years remaining

Camera accessory

Assignee: Individual
•
Filing: 1977-11-11
•
Granted: 1979-01-09
•
Expires: 1997-11-11
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Abstract

Abstract A periscope unit is removably affixed to a camera with the eye piece of the camera in alignment with the top light opening of the periscope whereby a photographer looking into an eye piece at the bottom of the periscope sees through the eye piece of the camera positioned above the photographer.

Inventors

  • 👤 Etsuo Mansho

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 15:31
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/48

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 242 words
A camera accessory for enabling a photographer having a predetermined height to position a camera at a height greater than the predetermined height and take a picture from the greater height with complete physical and visual control, the camera having an eye piece for visual observance of a scene prior to photographing the scene, said camera accessory comprising a periscope unit having a substantially tubular member adjustable in axial length with spaced opposite top and bottom ends, a top light opening in the tubular member at the top end, a bottom light opening in the tubular member at the bottom end, mirrors in the tubular member directing light from the top light opening to the bottom light opening and an eye piece at the bottom light opening; fastening means on the tubular member of the periscope unit in the area of the top end thereof for removably affixing a camera to said periscope unit with the eye piece of the camera in alignment with the top light opening whereby a photographer looking into the eye piece at the bottom end of the periscope sees through the eye piece of the camera positioned above the photographer; an additional light opening in the tubular member at the top end thereof in alignment with the top light opening; and an additional eye piece at the additional light opening whereby the photographer looking through the additional eye piece sees through the eye piece of the camera.
Claim 2
Dependent Claim 242 words
A camera accessory for enabling a photographer having a predetermined height to position a camera at a height greater than the predetermined height and take a picture from the greater height with complete physical and visual control, the camera having an eye piece for visual observance of a scene prior to photographing the scene, said camera accessory comprising a periscope unit having a substantially tubular member adjustable in axial length with spaced opposite top and bottom ends, a top light opening in the tubular member at the top end, a bottom light opening in the tubular member at the bottom end, mirrors in the tubular member directing light from the top light opening to the bottom light opening and an eye piece at the bottom light opening; fastening means on the tubular member of the periscope unit in the area of the top end thereof for removably affixing a camera to said periscope unit with the eye piece of the camera in alignment with the top light opening whereby a photographer looking into the eye piece at the bottom end of the periscope sees through the eye piece of the camera positioned above the photographer; an additional light opening in the tubular member at the top end thereof in alignment with the top light opening; and an additional eye piece at the additional light opening whereby the photographer looking through the additional eye piece sees through the eye piece of the camera.
Claim 3
Dependent Claim 48 words
A camera accessory as claimed in claim 1, wherein said fastening means comprises a sleeve fitting closely around the outside of the tubular member of the periscope unit, said sleeve having snap fasteners thereon for removably affixing it to corresponding snap fasteners on the back of the camera.

References Cited (Backward Citations)

US1486231A Cited
US1803347A Cited
US2165512A Cited
US2887019A Cited
US2826978A Cited
US3883883A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1982-01-08 1982-07-10 1983-01-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1986-01-08 1986-07-10 1987-01-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1990-01-08 1990-07-10 1991-01-09 $7700.00 Window Closed / Lapsed

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