Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent
1992-03-12
1994-05-24
Jillions, John M.
Winding, tensioning, or guiding
Coil holder or support
Spool or core
242 65, B65H 1816, B65H 1926, B65H 1928
Patent
active
053141326
ABSTRACT:
A method for changing spools in which a sheet continuously supplied to a reel drum is wound onto a new spool, comprising the steps of bringing the new spool held on an arm at a waiting position into contact with the reel drum; cutting the center part of the sheet with two cutting devices along two approximately parallel cutting lines in the running direction of the sheet at a location on the reel drum upstream in the running direction of the sheet; supplying an adhesive to an area between the cutting lines and letting the adhesive adhere onto a surface of the new spool; and moving said two cutting devices toward the two respective edges of the sheet so as to cut the sheet into a triangular shape. An apparatus for changing spools is equipped with a holder for holding the new spool at a waiting position and bringing the new spool into contact with the reel drum when a new spool replaces the old one; two cutting devices installed so as to be able to contact with and move away from the sheet and to move from the central part of the sheet to the respective side edges at an upstream position in the direction of the sheet movement on the reel drum; and a supplier for supplying an adhesive material onto the sheet surface installed between the cutting devices and the reel drum.
REFERENCES:
patent: 4444362 (1984-04-01), Karr
patent: 4445646 (1984-05-01), Karr et al.
patent: 4458852 (1984-07-01), Calvert et al.
patent: 4516736 (1985-05-01), Andersen
patent: 4695004 (1987-09-01), Grossmann et al.
Ando Masatoshi
Mochizuki Hiromine
Yamamoto Mitsuo
Jillions John M.
Kanzaki Paper Mfg. Co. Ltd.
Mitsubishi Jukogyo Kabushiki Kaisha
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