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. 02, 2003
Filed:
Nov. 15, 2001
Pierre Vanden Brande, B-3090 Overijse, BE;
Alain Weymeersch, B-1300 Wavre, BE;
Other;
Abstract
The invention concerns a molecular pump for evacuating a gas from a chamber, comprising a substantially sealed box ( ) having on one of its sides an intake orifice ( ) to be connected to said chamber and, on the opposite side, an outlet orifice ( ), to be preferably connected to a discharge pump, whereby elements ( ) are mounted between those two orifices ( ) and ( ) at some distance from one another in substantially fixed sites inside said box ( ) for the gas to pass through, said elements ( ) being of such a nature as to impart to said gas molecules, coming from said chamber and coming into contact with said elements ( ), a speed whereof the resultant is oriented towards the outlet orifice ( ).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile