IP Library › Granted Patent US 10,696,369
Granted Patent B2
US 10,696,369 · App. 16/409,942 · Granted Jun 30, 2020

Outboard motor

Inventors: Hiroaki Takase (Shizuoka, JP); Richard Tyler Redfern (Richmond, CA)
Assignees: YAMAHA HATSUDOKI KABUSHIKI KAISHA; MARINE CANADA ACQUISITION INC.
B63H20/12B63H20/06B63H20/10
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Quick Facts
Patent No.
US 10,696,369
App. No.
16/409,942
Granted
Jun 30, 2020
Kind
B2
Abstract

An outboard motor includes a swivel bracket, an outboard motor body, a steering arm, an electric steering actuator, and a harness. The outboard motor body and the steering arm are turnable around a steering shaft supported by the swivel bracket. The electric steering actuator includes a movable body connected to the steering arm and that moves rightwardly and leftwardly. The harness includes a first drawn portion connected to the movable body and extending around and toward the outboard motor body and in a right-left direction that crosses a center of the swivel bracket in the right-left direction at least in a state in which the movable body is in a neutral position in the right-left direction.

Claims (31)

1. An outboard motor comprising:

a clamp bracket attached to a hull;

a tilt shaft that extends rightwardly and leftwardly and is connected to the clamp bracket;

a swivel bracket connected to the tilt shaft and that is turnable around the tilt shaft with respect to the clamp bracket;

a steering shaft supported by the swivel bracket and that extends upwardly and downwardly;

an outboard motor body including a propeller and that is turnable around the steering shaft;

a steering arm that extends farther forward than the steering shaft and that is turnable around the steering shaft together with the outboard motor body;

an electric steering actuator located at a more forward position than the steering shaft and including a movable body that is connected to the steering arm, the electric actuator being fixed to the swivel bracket and that moves the movable body rightwardly and leftwardly; and

a flexible harness that includes a first drawn portion and that electrically connects the outboard motor body and the electric steering actuator together, the first drawn portion being connected to the movable body and extending around and toward the outboard motor body in a right-left direction, and crossing a center of the swivel bracket in the right-left direction at least in a state in which the movable body is in a neutral position in the right-left direction.

2. The outboard motor according to claim 1 , wherein the first drawn portion includes a C-shaped curved portion that is bent in a C shape.

3. The outboard motor according to claim 2 , wherein the first drawn portion includes an S-shaped curved portion that includes a plurality of the C-shaped curved portions that are continuous with each other.

4. The outboard motor according to claim 1 , further comprising a first positioner fixed to a lower surface of the movable body and that positions the first drawn portion in the right-left direction; wherein

the first drawn portion is connected to a front surface of the movable body and extends around and behind the movable body while extending under the lower surface of the movable body.

5. The outboard motor according to claim 4 , wherein the first drawn portion includes a connector connected to the front surface of the movable body and is located at a position higher than the first positioner.

6. The outboard motor according to claim 5 , wherein the steering arm includes a front end connected to the movable body at a position higher than the lower surface of the movable body, and a rear end connected to the steering shaft; and

the front end is located at a position higher than the rear end.

7. The outboard motor according to claim 5 , further comprising a second positioner fixed to the swivel bracket and that positions the first drawn portion so as not to come into contact with the steering arm.

8. The outboard motor according to claim 5 , further comprising a fastener that fixes the connector to the front surface of the movable body.

9. The outboard motor according to claim 8 , wherein the fastener includes:

a cylindrical portion into which the first drawn portion is inserted;

a ring portion integral with an end of the cylindrical portion and that surrounds the connector of the first drawn portion extending from the cylindrical portion at the front surface; and

a cover that sandwiches the ring portion between the front surface and the cover.

10. The outboard motor according to claim 1 , further comprising a duct fixed to the outboard motor body; wherein

a portion of the harness is located in the duct.

11. The outboard motor according to claim 1 , wherein the harness includes a second drawn portion including an S-shaped curved portion that is bent in an S shape and that is connected to the outboard motor body.

12. The outboard motor according to claim 11 , wherein the harness includes a plurality of electric wires bundled together; and

the plurality of electric wires extend in a line along a surface of the movable body in the first drawn portion, and are arranged in a polygonal shape in the second drawn portion.

13. The outboard motor according to claim 11 , wherein the outboard motor body includes a casing that is hollow and an engine located in the casing and that generates a driving force by which the propeller is rotated; and

at least a portion of the second drawn portion is located between the casing and a side surface of the engine.

14. The outboard motor according to claim 1 , wherein the swivel bracket houses the movable body; and

the swivel bracket includes an opening into which the steering arm is inserted.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 4, 2019
From: TAKASE, HIROAKI; REDFERN, RICHARD TYLER
To: YAMAHA HATSUDOKI KABUSHIKI KAISHA; MARINE CANADA ACQUISITION INC.
Reel/Frame 049361/0827 →
Priority Claims (1)
JP 2018-092954 · May 14, 2018 · national
Continuity (1)
Related Publication 20190344871A1 · Nov 14, 2019
Cited By (4)
US 12,214,850 US 12,326,735 US 12,485,998 US 12,633,699