Title:
LOCKING DEVICE
Document Type and Number:
Japanese Patent JP2023097672
Kind Code:
A
Abstract:
To provide a locking device to fix a winding core on a sheet winding shaft of a slitter, having a simple structure to allow the locking device to be attached regardless of the number or positions of locking members arranged on the winding shaft on which the locking device is attached and energize holding parts to fix the winding core on the locking device.SOLUTION: A locking device 1 to attach winding cores different in diameters on a winding shaft a is provided with: a locking device body 10 including a shaft hole to be fitted on the winding shaft a; a plurality of holding parts 40 designed on the locking device body 10 in its circumferential direction and moveable in the outward and inward direction from the shaft hole to the outer peripheral surface of the locking device body 10; and an elastic part 20 for pressing the holding parts 40 on the inner peripheral surface of the winding core, wherein the elastic part 20 is one piece of an annular leaf spring 20.SELECTED DRAWING: Figure 2
Inventors:
IWATA SATORU
KURIZUKA TAKAOMI
MISHIMA TAKASHI
KURIZUKA TAKAOMI
MISHIMA TAKASHI
Application Number:
JP2021213913A
Publication Date:
July 10, 2023
Filing Date:
December 28, 2021
Export Citation:
Assignee:
TOSHIN KK
International Classes:
B65H18/04
Attorney, Agent or Firm:
Shinsuke Tanaka
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