Document Type and Number:
Japanese Patent JPS4976696
Kind Code:
A
Abstract:
A supplementary device mountable on a packaging machine is disclosed. The device includes mounting means for mounting the device on such a packaging machine and two web feed paths, each associated with a respective web feeder and with a respective rotary web cutter. The web feeders are alternately operable so that, when the reel from which a web fed along a first of the feed paths approaches the emptied condition, the respective other web feeder means is actuated and the first web feeder means is de-actuated. Each cutter comprises a first member rotatable relatively to a second member to bring mutually co-operable knife elements of the first and second members into co-operative action. The rotatable member of each cutter is a disc-shaped member provided with, preferably, four knife elements spaced at equal angular intervals around its periphery.
Application Number:
JP12086973A
Publication Date:
July 24, 1974
Filing Date:
October 29, 1973
Export Citation:
International Classes:
B26D1/38; B65B41/00; B65B41/16; B65B41/12; B65B65/00; (IPC1-7): B65B41/12