Title:
オフセット印刷機
Document Type and Number:
Japanese Patent JP4250265
Kind Code:
B2
Abstract:
An offset printer includes a drive motor, an impression cylinder gear, a paper feed cylinder, a paper feed cylinder gear, a paper discharge portion, a paper discharge gear, a blanket gear, a plate cylinder gear, an ink reciprocation roller, a mechanism for rotating the ink reciprocation roller, a mechanism for reciprocating the ink reciprocation roller, and first through fourth electromagnetic clutches. Rotation of the drive motor is transmitted to the paper feed cylinder gear and the paper discharge gear through the impression cylinder gear. The rotation force of the impression cylinder gear is also transmitted to, in the order of, the blanket cylinder gear, the plate cylinder gear, and the rotation and reciprocation mechanisms. Driving connection between the paper feed cylinder gear and the paper feed cylinder is selectively disconnected by the first clutch. Driving connection between the paper discharge gear and the paper discharge portion is selectively disconnected by the second clutch. Driving connection between the plate cylinder gear and the ink reciprocation roller is selectively disconnected by the third and fourth clutch.
Inventors:
Hideo Aoyama
Shigetoshi Tahara
Ryo
Shigetoshi Tahara
Ryo
Application Number:
JP20479399A
Publication Date:
April 08, 2009
Filing Date:
July 19, 1999
Export Citation:
Assignee:
Ryobi Co., Ltd.
International Classes:
B41F13/00; B41F7/02; B41F13/008; B41F31/14; B41F33/00; B41F33/06
Domestic Patent References:
| JP4500183A | ||||
| JP10114047A | ||||
| JP52150111A | ||||
| JP63315244A |
Foreign References:
| DE19515077A1 | ||||
| DE4412047A1 | ||||
| DE2930270A1 | ||||
| DE19723147A1 |
Attorney, Agent or Firm:
Kazuhiro Kitazawa
Shin Koizumi
Akiko Ichikawa
Kunihiko Wakabayashi
Shin Koizumi
Akiko Ichikawa
Kunihiko Wakabayashi