Unique swim fin
US5597336A · kind A · utility
30Cited by
7References
16Claims
0Family size
Inventor
Key dates
| Filing date | Feb 27, 1995 |
| Grant date | Jan 28, 1997 |
| Priority date | — |
| Expiry date | Feb 27, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B31/11
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A uniquely configured fin (2) that has an open instep (60) and which is secured to the foot of the wearer by padded securement means (52) so as to accommodate a plurality of foot sizes and wherein the fin (2) is made in a two part single mold process. Protuberances (70) may be placed on selected drag surfaces of the fin (2) to act as vacuum breakers to reduce drag of the fin (2) as it propels a swimmer through the water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.