Device for removably attaching an oar to a boat
US6595816B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jun 4, 2002 |
| Grant date | Jul 22, 2003 |
| Priority date | — |
| Expiry date | Jun 4, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB63H16/06
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
Device for removably securing an oar (3) to an edge of a boat, comprising an oarlock (4) accommodating a coupling member secured to the shaft (6) of the oar (3); the oarlock (4) comprises a base (7) supporting, via a spindle (22), a pivoting transverse arm (12) which has a cylindrical housing (13) opening into its front end (14) and locking means which have, to the rear and along the axis of the orifice of the housing (13), selectively a section provided with a hole (15) of the same diameter as the housing and a section provided with a hole (16) of a smaller diameter; a pivot (17) secured radially to the shaft (6) of the oar (3) having the same diameter as the housing (13) and hollowed by an annular groove (18) of a diameter equal to the smaller diameter of the locking means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.