Swim fin having multiple interchangeable components
US5417599A · kind A · utility
Inventor
Key dates
| Filing date | Feb 25, 1994 |
| Grant date | May 23, 1995 |
| Priority date | — |
| Expiry date | Feb 25, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2208/12
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
This invention relates to a swim fin (10) adapted to be worn on a foot of a swimmer for the purpose of varying the effect of the swimmer's leg strokes. In one preferred embodiment of the invention a sole plate (14) having a rear portion (22) of a roughly rectangular shape and front portion (18) of a roughly trapezoid shape is provided. The sole plate (14) is larger than the swimmer's foot. The sole plate may be secured to the sole swimmer's foot. In one of the preferred embodiments, this consists of a pair of flaps (34) integral with the rear portion (22) of the sole plate (14) plus adjustment straps (42) and a heel strap (46). The sole plate has a plurality of mounting holes or slots (54), which will be clear of the foot after the sole plate (14) is securely fastened to the foot. Also provided in the preferred embodiment are sets of water channeling vanes (58). The vanes (58) may be of many different designs including straight or curved in one or two dimensions. They may be attached to the upper or lower surface of the sole plate (14) through holes or slots (54). One of the preferred embodiments further includes a fin extension (90), for attachment to the outer end (18) of the sol…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.