发明名称 Suction pump for withdrawing used motor oil - has hand pump with small bore flexible pipe for placement in filling orifice
摘要 <p>The suction pump is operated by hand, with a suction pipe attached to its end. The hand pump is used for oil changes in motor cars in place of the electrically driven pump normally used i garages. The suction pipe of the hand pump is made from flexible rubber or metal having a straight suction pipe of about 5 mm at it's end. This allows access to small dia. or difficult to reach filling orifices.</p>
申请公布号 DE2610150(A1) 申请公布日期 1977.09.22
申请号 DE19762610150 申请日期 1976.03.11
申请人 MOTZ,FRANZ 发明人 MOTZ,FRANZ
分类号 F04B9/14;(IPC1-7):04B9/14 主分类号 F04B9/14
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