NORMAL AND REVERSE ROTATING BOLT FASTENER

摘要

PROBLEM TO BE SOLVED: To provide a bolt fastener having a long service life by restricting the idle running of a one-way clutch when reversely rotating. SOLUTION: A cylindrical member 17 impossible to rotate and possible to move in the axial direction in relation to a shaft part 7b of one shaft member 7 and impossible to move in the axial direction in relation to the one-way clutch 16 is provided between the shaft part 7b of the shaft member 7 possible to move in the axial direction inside of the one-way clutch 16 fitted to the other shaft member 4 and the inner periphery of the one-way clutch 16. COPYRIGHT: (C)2003,JPO