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. 03, 2012
Filed:
Nov. 27, 2007
Satoru Ueno, Chiba, JP;
Satoru Ueno, Chiba, JP;
Showa Denko K.K., Tokyo, JP;
Abstract
A washing device of a substrate for a magnetic recording medium of the present invention includes an immersion tank; a plurality of screw conveyors that are provided in the immersion tank and that hold the substrates for a magnetic recording medium; and a rotation mechanism that causes synchronous rotation of and supports the plurality of screw conveyors, wherein both ends of main shafts of the screw conveyors are provided outside of the immersion tank, the main shafts of these screw conveyors penetrate the tank walls of the immersion tank in a non-contact manner, and the plurality of substrates for a magnetic recording medium that are held by the plurality of screw conveyors are washed by a wet process using a washing liquid that is contained in the immersion tank.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile