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. 06, 2014
Filed:
Jan. 14, 2011
Tsutomu Nishio, Osaka, JP;
Takao Tokumoto, Osaka, JP;
Tsutomu Nishio, Osaka, JP;
Takao Tokumoto, Osaka, JP;
Chugai Ro Co., Ltd., Osaka, JP;
Abstract
It is provided a double side coating device which can maintain a thickness of a coated film in constant. The double side coating device has a back up roller supporting a web material, a first coating head that is placed opposite to the back up roller and that applies a coating material onto a first surface of the web material, a suction roller that is provided with a plurality of supporting portions which projects annularly so as to contact with a uncoated portion of the first surface of the web material and on circumference of which suction holes are opened to suck atmosphere, and a second coating head that is placed opposite to the suction roller and that coats second surface of the web material with a coating material.