Title:
印刷機
Document Type and Number:
Japanese Patent JP6899658
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a printing machine capable of avoiding collision between parts of cylinders when a drive part different from a drive part of a machine side cylinder is broken.SOLUTION: A printing machine capable of performing two-sided printing on a paper sheet includes: a reverse related cylinder 41 having a paper sheet holding part as part of a reversal mechanism for reversing the front and back of the paper sheet, for holding the edge part of the paper sheet so as to be projected from the outer peripheral surface; a plurality of machine side cylinders different from the reverse related cylinder 41 which the printing machine includes; a first driving source for rotationally driving the plurality of machine side cylinders; a second driving source Ma provided separately from the first driving source, and rotationally driving the reverse related cylinder; and collision avoidance means 5 for avoiding collision between part of the reverse related cylinder 41, and part of the machine side cylinder adjacent to the reverse related cylinder 41 among the plurality of machine side cylinders by rotating the reverse related cylinder 41 by transmitting a driving force from the first driving source to the reverse related cylinder 41 when the second driving source Ma is broken.SELECTED DRAWING: Figure 6
Inventors:
Tetsuya Komoriyama
Application Number:
JP2017019740A
Publication Date:
July 07, 2021
Filing Date:
February 06, 2017
Export Citation:
Assignee:
Ryobi mhi Graphic Technology Co., Ltd.
International Classes:
B41F21/10; B41F13/00; B41F21/04; B41F33/00
Domestic Patent References:
| JP2014234262A | ||||
| JP5305706A |
Foreign References:
| US4700626 |
Attorney, Agent or Firm:
Noboru Fujimoto
Hiroaki Nakatani
Akira Kitada
Hiroaki Nakatani
Akira Kitada