Boat paddle
US4133285A · kind A · utility
Inventor
Key dates
| Filing date | Jul 18, 1977 |
| Grant date | Jan 9, 1979 |
| Priority date | — |
| Expiry date | Jul 18, 1997 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB63H16/04
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A paddle for a boat such as a canoe having a blade and a handle connected by an intermediate portion, all on a common axis, is formed with a modified T-shaped or contoured handle comprising a cross member at the end of the intermediate portion, the cross member being normal to the axis and having discreet prominent projections at the ends thereof extending toward the blade generally parallel to the axis and the intermediate portion being gently enlarged near the handle to provide an abutment or support for the canoeist's palm when his fingers grasp the handle in use of the paddle, the projection, cross member and abutment on each side of the axis of the paddle being formed to provide a generally circular opening of sufficient size to receive the base of the canoeist's thumb and with an access slot having a width approximately the diameter of the circular opening between the free end of the projection and the abutment, the free ends of the projections extending at least to approximately the line joining the centers of the circular openings, the centerline of each slot forming an acute angle with the axis of the paddle, whereby either of the circular openings provide a thumb saddle t…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.