Patent ID: 6837144
Filing Date: 2005-01-04
Classification: F15B

Abstract:
1. A piston and cylinder unit, comprising: a housing having a pressure chamber configured for fluid retention; a piston rod having an outer surface being designed to be symmetrical with respect to a first axis, said piston rod including a protrusion and an outer thread being located on said protrusion, said protrusion and said outer thread being designed to be symmetrical with respect to a second axis, said second axis being spaced apart from said first axis to define a first eccentricity of said piston rod; and a piston being located in said housing said piston configured to be subjected to pressure of fluid in the pressure chamber, said piston having an outer surface being designed to be symmetrical with respect to a first axis, said piston including at least one seal, at least one guiding element, an opening and an inner thread being located in said opening, said opening and said inner thread being designed to be symmetrical with respect to a second axis, said second axis being spaced apart from said first axis to define a second eccentricity of said piston,