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:
Oct. 28, 2008
Filed:
Feb. 11, 2004
Stephen James Dovey, West Chiltington, GB;
Alan John Saunders, Angmering, GB;
Stephen James Dovey, West Chiltington, GB;
Alan John Saunders, Angmering, GB;
Edwards Limited, Crawley, West Sussex, GB;
Abstract
A method of assembling a scroll pump comprises the following steps carried out sequentially; the step of mounting a first bearing means () and drive shaft () for rotation relative to a housing (): the step of fastening a first flange portion () of a bellows arrangement () relative to the housing (); the step of fastening an orbiting scroll () to a second flange portion () of the bellows arrangement (); and the step of fixing a second scroll () relative to the housing () for co-operation with the orbiting scroll (). The second flange portion () is fastened to the orbiting scroll () with fasteners () which extend through a through-bore () in the orbiting scroll and engage with the second flange portion.