Patent ID: 6338295
Filing Date: 2002-01-15
Classification: F04B,F16J

Abstract:
A fuel pump comprising:a housing comprising a bottom body portion, a top body portion superimposed on said bottom body portion and a cover superimposed on said top body portion, said top body portion having at least one open chamber; a fixing element, extending through said bottom body portion and terminating within said top body portion, for securing said top body portion to said bottom body portion; a diaphragm held between said bottom body portion and said top body portion, said diaphragm having a diameter sufficiently small that said fixing element does not extend through said diaphragm; and a seal member held between said top body portion and said cover, said seal member covering and closing said at least one open chamber; and wherein said bottom body portion is formed of a thermosetting resin and said top body portion and said cover are formed of a thermoplastic resin.