Invention Grant
- Patent Title: Improved shutter apparatus for electrophotographic apparatus
- Patent Title (中): 用于电子照相设备的改进的快门装置
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Application No.: US808433Application Date: 1977-06-20
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Publication No.: US4141650APublication Date: 1979-02-27
- Inventor: Masaji Nishikawa , Kiyoshi Miyashita
- Applicant: Masaji Nishikawa , Kiyoshi Miyashita
- Applicant Address: JPX Tokyo
- Assignee: Olympus Optical Company Limited
- Current Assignee: Olympus Optical Company Limited
- Current Assignee Address: JPX Tokyo
- Priority: JPX50/73786 19760624
- Main IPC: G03B27/50
- IPC: G03B27/50 ; G03G15/05 ; G03G15/00
Abstract:
An electrographic apparatus for producing, on a dielectric record sheet, an electrostatic charge image corresponding to a manuscript image to be recorded is disclosed. The apparatus comprises a shutter arranged in a light path for projecting the manuscript image onto a photosensitive screen and adapted to be opened only when an electrostatic latent image corresponding to the manuscript image is produced on the photosensitive screen.
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