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:
Sep. 16, 2003
Filed:
Aug. 30, 2000
Speedfam Clean System Co., Ltd, Ayase, JP;
Abstract
The washing apparatus is based on a process comprising the steps of extracting a plurality of workpieces W to be washed from rows of workpieces arranged longitudinally and at certain intervals in a carrier at intervals of a plurality of workpieces by means of a plurality of lifting arms and ; lifting the thus extracted workpieces to respective washing positions at alternately high and low heights; holding the thus lifted workpieces W from both sides thereof by means of rotating pairs of washing rollers and ; scrubbing the works in a washing solution by the use of the washing rollers and while forcedly rotating with the driving belt by pressing the works against the driving belt under the action of the rotational force of the washing rollers and ; and the workpieces in the carrier are washed by repeating these steps a plurality of times.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile