发明名称 MANUAL FILM WIND TYPE CAMERA
摘要 PROBLEM TO BE SOLVED: To provide a manual film wind type camera by which the proper amount of film can be fed regardlessly of the operational speed of a film wind lever. SOLUTION: This automatic film wind type camera constituted so that the film 22 without perforations can be wound one by one frame by operating the film wind lever 2 is provided with a count means for counting the number of pulses generated by a pulse generation means 12 according to that the film is fed by the lever 2, a pulse number correction means for correcting the number of reference pulses set corresponding to the proper feeding amount of the film 22 based on the judged result of a film feeding speed judgement means for judging the feeding speed of the film based on the pulse, and a release means for releasing the engaged state between the lever 2 and a spool 20 when the corrected number of reference pulses and the counted number of pulses counted by the count means are matched with each other.
申请公布号 JP2000155360(A) 申请公布日期 2000.06.06
申请号 JP19980329744 申请日期 1998.11.19
申请人 ASAHI OPTICAL CO LTD 发明人 IWAMOTO SHIGERU
分类号 G03B1/14;G03B1/60;G03B17/00;(IPC1-7):G03B17/00 主分类号 G03B1/14
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