Grommet A rubber or elastomeric bushing-shaped ring that may be used in restrained springs, snubbers, or with bolts to provide a cushioned or flexible connection. Groove joint A mechanical connection
5. The apparatus according to claim 1, wherein said urging means includes a coil spring which is wound around the outer periphery of the holder body and one end of which is engaged with the holder body and the other end of which is engaged with the pressure assembly. ...