Title:
OUTBOARD MOTOR RAISING/LOWERING DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/138937
Kind Code:
A1
Abstract:
The present invention provides an outboard motor raising/lowering device that can automatically modify the raising/lower speed depending on the state of the outboard motor. An outboard motor raising/lowering device (1) comprises: a first oil passage connecting a pump (42) and the lower chamber of a tilt cylinder (14); a second oil passage connecting the first oil passage and the lower chamber of a trim cylinder (12); a third oil passage connecting the upper chamber of the trim cylinder (12) and an oil storage tank; a switching valve (60) provided on the third oil passage; and a control unit (100) that refers to a hull state signal and controls the switching valve (60).
Inventors:
SAITO TAKAHIKO (JP)
KOMURO YOSHIMITSU (JP)
TSUTSUI HAYATO (JP)
KOMURO YOSHIMITSU (JP)
TSUTSUI HAYATO (JP)
Application Number:
PCT/JP2017/011179
Publication Date:
August 02, 2018
Filing Date:
March 21, 2017
Export Citation:
Assignee:
SHOWA CORP (JP)
International Classes:
B63H20/08
Foreign References:
| JPH02102892A | 1990-04-16 | |||
| JPS6428095A | 1989-01-30 | |||
| JPH04368295A | 1992-12-21 |
Attorney, Agent or Firm:
HARAKENZO WORLD PATENT & TRADEMARK (JP)
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