Goalpost mounted alarm device

Details Goalpost mounted alarm device Goalpost mounted alarm device

1992-02-05

1993-06-15

Mullen, Thomas

Communications: electrical

Condition responsive indicating system

Specific condition

340326, 340691, 340693, 446175, G08B 2300, A63H 3000

Patent

active

052203093

ABSTRACT:
Disclosed is an alarm device designed to be mounted in pairs on the top of the uprights of a goalpost. Each alarm device includes a sound detector and audible and visual alarms activated responsive to sensing of crowd noise above a predetermined level. The audible and visual alarms may be activated simultaneously or sequentially responsive to different levels of sound pressure.

REFERENCES:
patent: 3440349 (1969-04-01), Gibbs
patent: 3934148 (1976-01-01), Collins
patent: 4288784 (1981-09-01), Fusco
patent: 4346374 (1982-08-01), Groff
patent: 4358754 (1982-11-01), Young et al.
patent: 5051728 (1991-09-01), Wang

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