| 摘要 |
Geared hydraulic apparatus comprising a sealing system for counter-balancing a side plate of the apparatus, which system is constituted by a single open gasket defining on the face of the side-plate adjacent a cover, two independent pressure regions respectively connected to the high and low pressure chambers defined by the toothed wheels in the recess of the body of the apparatus, the high pressure region being in the general shape of W skirting two bearings of the side-plate in order to terminate on the side opposite that corresponding to the central part of this high pressure region with respect to the plane of symmetry of the side-plate passing through the axes of the bearing of the latter.
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