PURPOSE: To reduce clamping torque and to improve the exchange workability of a hose by providing plural projections in a radial shape on a wall surface abutting on the hose edge surface of a hose locking member.
CONSTITUTION: To a soft hose 2 having a spiral projection 1 in an other circumference, a cylindrical hose locking member 3 is fitted by four projections 4, 5, 6 and 7 engaged with the projection 1 provided to the hose 2, it is inserted into a hose joint 8, further, locking holes 9 and 10 are provided to the hose joint 8, a cylindrical hose stopper 13 to provide projections 11 and 12 is fitted to the hose joint 8 by locking the projections 11 and 12 to the locking holes 9 and 10, and a main part is composed. To the hose locking member 3, a cylindrical projection 14 to be fitted in the inner wall of the hose 2 is integrally formed through a wall 16 with which the edge surface of the hose 2 is in contact, and to the wall 16, notches 17-20 are provided in being faced to the projections 4-7. Further, on the wall surface faced to the hose edge surface of the wall 16 onto which the edge surface of the hose 2 of the hose locking member 3 abuts, four lines of radiant projections 25-28 are provided.
IWAO AKIRA
SUZUKI SHIGEHIKO
KATO MIYUKI
TAGA SANGYO KK
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