发明名称 OPENABLE CARTRIDGE FOR FACILITATING EGRESS AND INGRESS OF STRIP MATERIAL
摘要 A cartridge for strip material is disclosed which includes a convolution of flexible sheeting wound around spaced, end members. The sidewall sheeting is attached to the end members in a manner providing a movable flap portion which is breakably sealed to an overlapped potion of the sheet convolution. The flap portion is movable to position which facilitates egress and ingress of a strip of web material. One end member is provided with an aperture through which a cartridge core can be connected to rotary drive and the other end member is provided with a surface construction adapted for connection to a separate rotary drive by which the entire cartridge can be moved for breaking the cartridge seal.
申请公布号 US3645385(A) 申请公布日期 1972.02.29
申请号 USD3645385 申请日期 1969.06.20
申请人 EASTMAN KODAK CO. 发明人 CLIFFORD B. BUSHNELL
分类号 G03B17/30;(IPC1-7):B65D85/67;B65H75/02 主分类号 G03B17/30
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