Vane cell pump for feed of fluid has third shaft bearing as slide bearing installed in bush between second shaft bearing in housing and end plate, and with one or more lubricating grooves for lubricant supply to rotary seal provided in bush

摘要

The vane cell pump for the feed of a fluid has an end plate (5) and a control plate (6) with a shaft bearing (7), whereby the end plate and the control plate include between them a cam ring (4) and rotor (2) and are fastened on a housing (8) which has a second shaft bearing (9). A third shaft bearing (10) is installed in a bush (11) between the second shaft bearing in the housing and the end plate. The third shaft bearing is constructed as a slide bearing. One or more lubricating grooves for lubricant supply to a rotary seal are provided in the bush.