Steering unit for small watercraft
US8042481B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 26, 2009 |
| Grant date | Oct 25, 2011 |
| Priority date | — |
| Expiry date | Jan 31, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB63H11/113
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A steering unit for a small watercraft, which can positively prevent jolting of a steering shaft relative to a bearing section for allowing smooth rotation of the steering shaft, and makes for improving the installing characteristic of the steering shaft and a collar into the bearing section. A steering shaft is rotatably supported with respect to a watercraft body through a cylindrical bearing section in which the steering shaft is inserted. A plurality of ribs are provided around an inner surface of the cylindrical bearing section and extend in an axial direction of the steering shaft. The steering shaft is rotatably supported by the bearing section with a collar, formed from an elastic material, being provided interposedly between the ribs and an outer surface of the steering shaft. The cylindrical bearing section includes at least three or more ribs are provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.