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. 29, 2012
Filed:
May. 26, 2006
Barrie Dudley Brewster, Brighton, GB;
Chan-cheong Siew, Staines, GB;
Barrie Dudley Brewster, Brighton, GB;
Chan-Cheong Siew, Staines, GB;
Edwards Limited, Crawley, West Sussex, GB;
Abstract
A turbomolecular vacuum pump () comprises a housing () and a rotor () supported by a bearing arrangement () for rotation relative to the housing (). The bearing arrangement () comprises a bearing () supported in both radial and axial directions by a resilient support () comprising inner () and outer () annular portions connected by a plurality of flexible members (), the resilient support () having a radial stiffness in the range from 50 to 500 N/mm.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile