Patent ID: 8025576
Filing Date: 2011-09-27
Classification: F16C,F16D,Y10T

Abstract:
1. A joint ( 3 ) for joining two members ( 1 , 2 ) with each member having an end forming a concave seat surface in opposed relationship to one another and with the joint comprising a ball ( 4 ) retained between the concave seat surfaces of the two members and further comprising fittings ( 7 , 8 ) surrounding each of the members with one of the fittings ( 7 ) being attached to a first one of the members and with the other fitting ( 8 ) comprising a housing, a compression spring extending within the housing in an arrangement for urging said second member towards the ball ( 4 ), with the fittings further comprising shaft parts ( 10 , 11 ) and a ring ( 12 ) joining the shaft parts, such that the fittings, the shaft parts and ring form a Cardan joint surrounding the ball ( 4 ).