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    • 10. 发明申请
    • OIL-SEALED VACUUM PUMP
    • 油封VAKUUMPUMPE
    • WO1995004222A1
    • 1995-02-09
    • PCT/EP1994001680
    • 1994-05-26
    • LEYBOLD AKTIENGESELLSCHAFTABELEN, ThomasARNDT, LutzMÜLLER, Peter
    • LEYBOLD AKTIENGESELLSCHAFT
    • F04C29/02
    • F04C29/005F04C29/025Y10T403/7016
    • The invention pertains to an oil-sealed vacuum pump (1) with a pump chamber (8, 9), with a rotor (3) rotatively mounted therein, with a bearing piece (13) delimiting the pump chamber on the drive side and with a passage (35) in the bearing piece (13) which contains a coupling piece (37) used to interlock the rotor (3) with the shaft (36) of a drive motor (4) and a sealing ring (55) to seal off the coupling piece from the passage (35) in the bearing piece (13). To simplify manufacture of the pump, the invention proposes that the interlocking connections between rotor (3) and coupling piece (37) as well as coupling piece (37) and shaft (36) are effected on the end faces, and that the coupling piece (37) is a support for a rotor (46) for an oil pump (45, 46), the pump chamber (45) of which is formed in the end plate (13).
    • 本发明涉及一种具有油密封真空泵(1)的泵室(8,9),具有在其中可旋转地安装的转子(3),与驱动器侧限定支承件(13)一泵室和与所述支承件的通道(35)( 13),其中用于与驱动马达(4)和密封环(55的轴(36),用于相对于所述耦合件密封在轴承件的通道(35)的转子(3)的正极连接)的连接件(37)(13 )是; 为了简化泵的制造中,提出了服务化合物所述转子(3)和联接件(37)或连接件(37)和轴(36)之间的制造形状锁合连接分别正面布置,并且连接件(37) 转子载体(46),用于油泵(45,46),(45)形成在所述端板(13),其吸入室。