Land vehicles – Skates – Shoe attaching means
Patent
1982-01-08
1990-01-09
Mitchell, David M.
Land vehicles
Skates
Shoe attaching means
324 61P, 7386204, A63C 908
Patent
active
048923257
ABSTRACT:
A micropower electronic motion detector including a sensing element and a source element for measuring the magnitude and direction of the relative motion of the sensing element with respect to the source element. Electronic apparatus for nulling the output signal of the detector and of other electronic sensing apparatus in its initial or static state is also disclosed. The detector may be used in a safety ski binding to measure the forces being exerted on a skier's leg so that a binding release or non-release decision may be made.
REFERENCES:
patent: 3218551 (1965-11-01), Cook
patent: 3940754 (1976-02-01), Weber
patent: 4160555 (1979-07-01), Salomon
patent: 4291894 (1981-09-01), D'Antonio et al.
patent: 4347478 (1982-08-01), Heerens et al.
patent: 4371188 (1983-02-01), Holl
patent: 4457532 (1984-07-01), Knabel
Hochberg D. Peter
Kusner Mark
Mitchell David M.
Weisz Louis J.
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