Title:
ロール紙用チャックおよびロール紙支持装置並びに段ボールシートの製造装置
Document Type and Number:
Japanese Patent JP7393918
Kind Code:
B2
Abstract:
To provide a roll paper chuck, roll paper retainer and apparatus for producing a corrugated board sheet that is adapted to improve the workability in roll-paper retaining work by properly holding roll paper regardless of the type of a core tube.SOLUTION: A roll paper chuck, for retaining roll paper by being inserted into a core tube thereof, comprises a chuck body that has a conical shape and is provided with a plurality of guide portions extending along an axial direction on an outer peripheral surface, a plurality of support members that are movably supported on the chuck body by the plurality of guide portions and has a receiving face portion with which an end of the core tube can contact, a support face portion that is provided on the support member and can surface-contact an inner peripheral surface of the core tube, and an engagement portion that is provided in a manner radially outwardly protruding from the support face portion on the support member and can contact the inner peripheral surface of the core tube.SELECTED DRAWING: Figure 8
Inventors:
Hideo Mizutani
Application Number:
JP2019203293A
Publication Date:
December 07, 2023
Filing Date:
November 08, 2019
Export Citation:
Assignee:
Mitsubishi Heavy Industries Machinery Systems Co., Ltd.
International Classes:
B65H16/06; B31F5/04
Domestic Patent References:
| JP2000072286A | ||||
| JP2003012200A | ||||
| JP52066704A | ||||
| JP64012040U | ||||
| JP63084052U | ||||
| JP2018002341A | ||||
| JP62046844A | ||||
| JP2013215984A | ||||
| JP57174446U |
Attorney, Agent or Firm:
Sakai International Patent Office