Rewinding device for cameras
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United States of America Patent
Stats
-
Mar 5, 1996
Issued Date -
N/A
app pub date -
Mar 1, 1994
filing date -
Nov 20, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A camera using a film cartridge in which whether the film is exposed or unexposed can be distinguished by the phase of rotation of a shaft to rewinding a film, wherein said camera comprising: a film chamber to receive the film cartridge, a lid of the film chamber to capable of receiving the film cartridge in the film chamber when the lid is opened, a driving member which is connected with the shaft of the film cartridge and for driving the shaft, and a block member for blocking opening of the lid of the film chamber when the driving member is not the phase of rotation corresponding to the phase of rotation of the shaft in which the film is exposed.
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