Edwards Limited

Stephen James Dovey

Alan John Saunders

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.

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West Chiltington, United Kingdom

Stephen James Dovey