B - Operations – Transporting – 63 – H
Patent
B - Operations, Transporting
63
H
B63H 23/06 (2006.01) B63B 11/06 (2006.01) B63H 21/30 (2006.01) B63H 23/32 (2006.01) F02B 61/04 (2006.01) F16D 3/68 (2006.01) B63B 35/73 (2006.01) B63H 11/08 (2006.01)
Patent
CA 2403511
To provide a coupler mounting structure for a watercraft which can improve the durability of a mounting portion of a shaft for mounting a driven coupler and can facilitate the maintenance for the shaft. An intermediate portion of a shaft 22 for driving an impeller in a watercraft is supported through a bearing member 50 to a body 11, and a driven coupler 23b to be connected to a drive coupler 23a mounted on an output shaft 21 of an engine 20 is mounted on a front end portion 22a of the shaft 22. A collar 26 having a diameter larger than the maximum diameter D of the shaft 22 is detachably mounted on the shaft 22 just behind the front end portion 22a on which the driven coupler 23b is mounted, and the driven coupler 23b is fixed to the shaft 22 so as to be unmovable in the thrust direction by the abutment of the collar 26 and the driven coupler 23b. The collar 26 may be composed of two or more collar elements circumferentially divided.
Fuse Tomohiro
Tsuchiya Masahiko
Dennison Associates
Honda Giken Kogyo Kabushiki Kaisha
LandOfFree
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