Apparel – Guard or protector – For wearer's head
Patent
1995-06-06
1996-07-30
Nerbun, Peter
Apparel
Guard or protector
For wearer's head
2413, 2425, 2906, 340669, 455100, A42B 330
Patent
active
055399355
ABSTRACT:
A signalling device is installed in headwear such as an athletic helmet and includes triaxially sensitive sensors for detecting impacts above a selected magnitude and for providing a signal characteristic of the magnitude and direction of an impact.
REFERENCES:
patent: 3649788 (1972-03-01), Heckendorf
patent: 3859650 (1975-01-01), Prachar
patent: 4502035 (1985-02-01), Obenauf et al.
patent: 5329637 (1994-07-01), Walker
patent: 5402535 (1995-04-01), Green
Lineback, "Football-Helmet Radio To Be Tested By NFL", Nov. 12, 1984, pp. 22 and 24.
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