B - Operations – Transporting – 60 – K
Patent
B - Operations, Transporting
60
K
B60K 17/24 (2006.01) B63B 35/73 (2006.01) B63H 23/32 (2006.01) F02B 61/04 (2006.01) F16C 33/66 (2006.01) F16C 33/72 (2006.01) F16C 33/76 (2006.01) B63H 11/08 (2006.01)
Patent
CA 2388409
To unnecessitate maintenance of supplying grease to a drive shaft bearing portion, or at least to reduce the frequency of the maintenance. A bearing body 50 for rotatably supporting a drive shaft 22 for driving an impeller on a watercraft body comprises a bearing chamber 51f for containing bearing members 52, 52 rotatably supporting the drive shaft, and seal members 53, 54a disposed on both sides of the bearing members and partitioning the bearing chamber by making contact with the outside circumferential surface of the drive shaft, the seal members 53, 54a are so disposed that the grease in the bearing chamber 51f does not leak out through the contact portions between the seal members and the outside circumferential surface of the drive shaft, and a breather passage 58 is communicated with the bearing chamber. Two bearing members 52 are disposed at a spacing in the bearing chamber to form a grease reservoir between the bearing members.
Fuse Tomohiro
Tsuchiya Masahiko
Dennison Associates
Honda Giken Kogyo Kabushiki Kaisha
LandOfFree
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