Swimming flipper made of two different materials
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United States of America Patent
Stats
-
Sep 4, 1990
Grant Date -
N/A
app pub date -
Oct 28, 1988
filing date -
Nov 30, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention refers to a swimming flipper of the type with a 'shoe' part (10) made of relatively soft material and a blade part (20), made of relatively stiffer material, suitably joined to one another and preferably formed with the first part on top of the second. According to this invention, the blade (20) has an outer sole (22) which extends right under the heel (11) of the shoe (10). Furthermore, the blade (10) is equipped with an arched strap (23) which surrounds the upper (13) of the shoe transversally (FIG. 6).
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