Patent ID: 6517322
Filing Date: 2003-02-11
Classification: F04B

Abstract:
A hydrostatic variable displacement pump of swash plate construction, comprising:a cylinder block (2), arranged in a housing (1), with displacement pistons (3) guided therein; a swash plate (4) and at least a first bearing (5) and a second bearing (6), which support the swash plate (4); the bearings having respective bearing seats (7,8) arranged in the housing (1); the swash plate (4) having its angle position adjustable in relation to the movement direction of the displacement pistons (3) by means of a servomechanism (9,10); the housing (1) has at least a first opening (11), through which the swash plate (4) can be introduced into the housing (1) for installation purposes, and a second opening (12), for accommodation of at least a portion of the servomechanism (9,10), which is located in the housing (1), and is connected to the swash plate (4) for the adjustment of the latter; the first bearing (5) having a removable outer race (13) which fixes the swash plate (4) in the bearing seat (7) of the first bearing (5), following installation of the second bearing (6) of the swash plate (4) in the bearing seat (8) of the second bearing; the servo-mechanism (9, 10) is integrated in a cover (10) which closes off the housing (1) on the side of the first bearing (5).