发明名称 Hydrostatic axial-piston appliance for use as hydropump or hydromotor
摘要 The axial-piston appliance employs cross head shoes (4, 31, 32) which run on a swash plate (3) and are prevented in a positively locking manner by means of a pull-back plate (6) and holding-down devices (7, 33) from lifting off the swash plate (3) or from tilting. A cylinder body (2) is braced against a spherical surface (20) of a control plate (19), and has pistons (8, 9, 11, 12) running therein. Oil ducts (16, 17, 18) in the cylinder body (2) meet oil conduits (24, 25, 26) in the control body (19) on a pitch circle which is smaller than that on which the pistons (8, 9, 11, 12) are situated. The construction of the appliance makes it possible to use higher rotational speeds and thus a greater power density than had been possible hitherto. <IMAGE>
申请公布号 DE3120154(A1) 申请公布日期 1982.12.23
申请号 DE19813120154 申请日期 1981.05.21
申请人 ZAHNRADFABRIK FRIEDRICHSHAFEN AG 发明人 GAZYAKAN,UENAL,DIPL.-ING.;HAMMA,KARLMANN,ING.
分类号 F01B3/00;F04B1/20;(IPC1-7):F04B1/20 主分类号 F01B3/00
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