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US 5,669,019 AGranted
Waterproof large capacity film magazine
AssigneeRobert Woltz Associates, Inc.
InventorsRobert L. Woltz, Richard D. Balentine
Life of this patent
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Abstract
A waterproof, large capacity film magazine is provided for use with an existing camera which includes outer magazine housing for sealably engaging an existing camera body and film handling apparatus disposed in the outer magazine for transporting film across a focal plane of the existing camera body without passing the film under, around, or through any element of the existing camera.
Claims1
A waterproof large capacity film magazine for use with an existing camera having a drive sprocket therein for advancing film, the magazine comprising:
- an outer magazine housing having large film capacity and having means for removably coupling with an existing camera body having a small film capacity, said existing camera body having a back removed therefrom;
- film handling means, disposed in said outer magazine housing, for transporting film across a focal plane of said existing camera body;
- retractable roller means for guiding a portion of film against the drive sprocket disposed in the existing camera body;
- and
- arm means for moving said retractable roller means to engage the film portion with the drive sprocket when said outer magazine housing engages the existing camera body.
2 more elements
Dependencies are inferred from the claim text.