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US 4,061,424 AGranted
Photographic enlarger with means for trimming
AssigneeNoritsu Koki Co., Ltd.
InventorTetsuo Onishi
Life of this patent
Estimating the term…
Abstract
The disclosed photographic enlarger has a vertically movable head portion which includes a housing for a light source and a mounting for a negative which can be moved together in a horizontal plane by virtue of being suspended from a pair of carriage members which move horizontally, in linear paths, at right angles to each other.
Claims5
A photographic enlarger comprising:
- a generally horizontally-disposed easel for mounting a photosensitive paper;
- a vertical column stationarily disposed with respect to said easel;
- a generally horizontally-disposed frame member, slidably mounted on said vertical column for vertical movement up and down said vertical column;
- a first carriage assembly slidably supported by said frame member for linear movement, in a horizontal plane, relative to said frame;
- and
- a second carriage assembly supported by said first carriage assembly and slidably mounted for linear movement in a horizontal plane, at a right angle to the path of linear movement of said first carrriage assembly, said second carriage assembly supporting a housing for a light source, means for mounting a photographic negative, a projection lens and means for focusing an image projected through said lens onto the photosensitive paper.
3 more elements
Dependencies are inferred from the claim text.