Patent ID: 6209583
Filing Date: 2001-04-03
Classification: B60T,F15B

Abstract:
A pressure accumulator comprising:a rigid first wall section;a rigid second wall section defining an opening therethrough;a bellows defining an interior volume having a first end and a second end, said bellows being fixed to said first wall section to close said first end of said volume of said bellows, said bellows being fixed to said second wall section at said second end of said volume of said bellows about the opening through said second wall section;a rigid first member having a first end and a second end, said first end of said first member being fixed to said first wall section, said first member extending partway through said interior volume toward said second wall section, said second end of said first member defining a first spring seating surface;a rigid second member having a first end and a second end, said first end of said second member being fixed to said second wall section, said second member extending partway through said interior volume toward said first wall section, said second end of said second member defining a second spring seating surface; anda spring extending between said first spring seating surface and said second spring seating surface.