发明名称 Apparatus adapted to film cartridge provided with opening-and-closing cover
摘要 An apparatus adapted to a film cartridge provided with an opening-and-closing cover comprises an operating portion which operates the opening-and-closing cover of the film cartridge by rotating, a driving portion which rotates the operating portion, and an elastic portion which is disposed at the driving portion and urges the operating portion selectively in a direction in which the driving portion rotates the operating portion.
申请公布号 US5966554(A) 申请公布日期 1999.10.12
申请号 US19970788161 申请日期 1997.01.24
申请人 CANON KABUSHIKI KAISHA 发明人 HARAGUCHI, SHOSUKE
分类号 G03B17/00;G03B17/28;G03B17/30;(IPC1-7):G03B17/26;G03B17/02 主分类号 G03B17/00
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