Title:
OUTBOARD MOTOR RAISING/LOWERING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/064611
Kind Code:
A1
Abstract:
There is implemented an outboard motor raising/lowering device with which the speed of raising and lowering can be automatically changed in accordance with the state of the outboard motor. An outboard motor raising/lowering device (1) comprises a pump (42), a first oil channel that connects a second chamber of a rotary actuator (140) and a second chamber of one or a plurality of trim cylinders (12), a second oil channel connected to at least any one of the first chambers of the one or plurality of trim cylinders (12), a switching valve (60) provided in the second oil channel, and a control unit (100) that controls the switching valve (60) with reference to a hull condition signal.
Inventors:
SAITO TAKAHIKO (JP)
Application Number:
PCT/JP2017/036621
Publication Date:
April 04, 2019
Filing Date:
October 10, 2017
Export Citation:
Assignee:
SHOWA CORP (JP)
International Classes:
B63H20/08; F15B11/08
Foreign References:
| JPS60234096A | 1985-11-20 | |||
| JPH02102892A | 1990-04-16 | |||
| US20120204776A1 | 2012-08-16 | |||
| JPS5117786A | 1976-02-12 | |||
| JPH08270608A | 1996-10-15 | |||
| JPS6428095A | 1989-01-30 | |||
| JPH0911987A | 1997-01-14 | |||
| JPH04368295A | 1992-12-21 | |||
| JPH04163292A | 1992-06-08 | |||
| JPS6283298A | 1987-04-16 | |||
| US8046122B1 | 2011-10-25 |
Attorney, Agent or Firm:
HARAKENZO WORLD PATENT & TRADEMARK (JP)
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