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:
Dec. 18, 1990
Filed:
Dec. 04, 1989
Yozo Sakai, Aichi, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
In a machining device comprising: a machining vessel containing a machining solution in which a workpiece has been immersed; air stream producing elements for producing a stream of air above the surface of the solution in the machining vessel in parallel with the solution surface; and air stream sucking elements for sucking the stream of air thus produced, thereby to remove gas produced from the solution during machining, the air stream producing elements and/or the air stream sucking elements are moved vertically to a predetermined height from the solution surface according to the level of the machining surface in the machining vessel, so that the gas thus produced is positively removed.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile