The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 31, 1996
Filed:
May. 02, 1995
Hiroyuki Sugiyama, Ibaragi, JP;
Norio Hirose, Ibaragi, JP;
Teruyoshi Hamabuchi, Kanagawa, JP;
Hikoji Muto, Tokyo, JP;
Komori Corporation, , JP;
Abstract
A cylinder throw-on and throw-off mechanism for a printing press having a plate cylinder and a printing cylinder, which are disposed with outer surfaces being separated from each other, and a blanket cylinder disposed therebetween includes a driving unit and a control unit. The driving unit has a motor serving as a driving source and moves the blanket cylinder between an impression-on position where the blanket cylinder is pressed against the plate cylinder and simultaneously pressed against the printing cylinder through a paper sheet and an impression throw-off position where the blanket cylinder is separated from the plate cylinder and the printing cylinder in accordance with a direction of rotation and the number of revolutions of the motor. The control unit sets an operation pattern of the motor, which is defined by the total number of revolutions of the motor and a number of revolutions of said motor on the basis of a printing condition, and drives and controls the motor in accordance with the set operation pattern.