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Patentes

Citada por

Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US414747822 Sep 19773 Abr 1979Graco Inc.Secondary pump feed apparatus
US423172112 Oct 19784 Nov 1980General Motors CorporationDiaphragm pump
US431479728 Mar 19799 Feb 1982J. EberspacherMetering piston pump
US43811829 Jul 198026 Abr 1983Lucas Industries LimitedFuel injection pump
US44962927 Dic 198129 Ene 1985Webasto-Werk W. Baier GmbH & Co.Electromagnetic fuel delivery and metering pump
US453330117 Sep 19846 Ago 1985Pump
US45618292 Feb 198431 Dic 1985Hitachi, Ltd.Rotary compressor with tapered valve ports for lubricating pump
US459405826 Nov 198510 Jun 1986The Johns Hopkins UniversitySingle valve diaphragm pump with decreased sensitivity to ambient conditions
US478783217 Feb 198729 Nov 1988Sanshin Industries Co., Ltd.Automatic air vent device for fluid pump of internal combustion engine
US54904443 Oct 199413 Feb 1996Dynex/Rivett, Inc.Piston pump with improved hold-down mechanism
US56472667 Dic 199515 Jul 1997Dynex/Rivett, Inc.Hold-down mechanism for hydraulic pump
US67025577 May 20029 Mar 2004Samsung Gwangju Electronics Co., Ltd.Valve assembly prohibiting re-expansion of residual fluid

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