Patent ID: 6145783
Filing Date: 2000-11-14
Classification: B65H

Abstract:
The device for adjusting a position of two film rolls so as to align the two film rolls with each other in laminators, comprising:two roll shafts respectively used for holding the two film rolls at upper and lower portions of a laminator;a housing positioned at one end of each of the two roll shafts, said housing having first and second internally-threaded holes at both ends thereof;a shaft holder having a central hole and an externally-threaded part, said holder engaging with the first internally-threaded hole of the housing and movably receiving one end of the roll shaft at the central hole;a connection bolt having a head and an externally-threaded shank provided with a woodruff key at an outside end thereof, said connection bolt engaging with the second internally-threaded hole of the housing, with the head being positioned inside the housing and the shank partially projecting from the second internally-threaded hole of the housing;a bearing set in said head of the connection bolt and holding the end of the roll shaft passing though the shaft holder;an annular setting lever having an internally-threaded hole and engaging with the shank of the connection bolt at a position outside the second internally-threaded hole of the housing;a bracket provided on the laminator and having a groove, thus seating the shank of the connection bolt in the groove at a position outside the setting lever with the woodruff key of the shank projecting from said groove; andan adjusting handle fitted over the woodruff key of the connection bolt at a position outside the bracket, said handle having a radial screw hole with a wrench bolt being movably screwed into the screw hole so as to removably fix the handle to the woodruff key of the connection bolt.