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:
Jul. 23, 2002
Filed:
Aug. 24, 1999
Takumi Yoshida, Kyoto, JP;
Dainippon Screen Mfg. Co., Ltd., Kyoto, JP;
Abstract
A multi-color offset printing apparatus includes first and second plate cylinders and each having a plate mounted peripherally thereof, the plate defining two image areas, first and second blanket cylinders and equal in diameter to the first and second plate cylinders and and rotatable in contact with the first and second plate cylinders and , respectively, and an impression cylinder having a gripper disposed peripherally thereof for holding a forward end of printing paper, the impression cylinder being rotatable in contact with the first and second blanket cylinders and . In this multi-color offset printing apparatus, the impression cylinder is rotated at least four times, with the printing paper held in place by the gripper , before starting a printing operation. This step creates a state of ink saturation on the first and second blanket cylinders and prior to the printing operation.