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:
May. 01, 2018
Filed:
Feb. 26, 2016
Yunnan Joy Printing Technology Co., Ltd., Kunming, CN;
Daoming Zhou, Kunming, CN;
Ho Ming Au Yeung, Kunming, CN;
Jin Zhou, Kunming, CN;
Jing Zhang, Kunming, CN;
Fei Jiang, Kunming, CN;
YUNNAN JOY PRINTING TECHNOLOGY, CO., LTD., Kunming, CN;
Abstract
This invention relates to a zero alcohol offset printing system, comprises the following parts: Plate cylinder (), its outer cylindrical surface is covered by printing plate (); Ink exertion system (), which comprises ink source () and several inking rollers, to exert ink to the printing plate; Dampening liquid exertion system (), which comprises dampening liquid source () and several dampening rollers, to exert dampening liquid to the printing plate; wherein the dampening rollers include a distributor roller (); wherein the structure of the distributor roller () is as follows: it comprises a metal cylinder surrounded by a ceramic layer, and the ceramic layer has texture on its outer surface; wherein the content of alcohol or ether in the dampening liquid is zero.