Title:
船外機およびその使用方法
Document Type and Number:
Japanese Patent JP7036811
Kind Code:
B2
Abstract:
An outboard motor and methods of use thereof in general, includes a powerhead removeably affixed to the transom of a boat, and a gear case rotationally connected to a propeller shaft, the outboard motor including a telescopic drive shaft, the telescopic drive shaft having a first drive shaft section rotationally connected to the motor and a second drive shaft section rotationally connected to the gear case, and a telescopic drive shaft housing, the telescopic drive shaft housing configured to support the telescopic drive shaft internally therethrough, whereby the telescopic drive shaft and the telescopic drive shaft housing are configured to provide depth adjustment for the gear case and the propeller shaft, and thus enable the propeller to be raised and lowered during propulsion to improve propulsion efficiency.
Inventors:
Galetta, Robert Jay.
Application Number:
JP2019519607A
Publication Date:
March 15, 2022
Filing Date:
June 21, 2017
Export Citation:
Assignee:
Galetta, Robert Jay.
International Classes:
B63H20/32
Domestic Patent References:
| JP3038495A | ||||
| JP63194095U | ||||
| JP2011201537A | ||||
| JP9104396A | ||||
| JP2013039887A |
Foreign References:
| US1161935 | ||||
| US7163427 | ||||
| US7662005 | ||||
| US3376842 | ||||
| US5112256 | ||||
| US5465633 |
Attorney, Agent or Firm:
Asamura patent office