Starting block switch assembly for timed swimming events

Details Starting block switch assembly for timed swimming events Starting block switch assembly for timed swimming events

1978-05-23

1980-03-18

Scott, James R.

Electricity: circuit makers and breakers

Special application

200 865, 272 4, H01H 3500, A63K 302

Patent

active

041941012

ABSTRACT:
For detecting false starts and relaying failures in swimming competitions, starting block is provided comprising a fixed base and a movable platform arranged to support a swimmer. The base and platform carry electrical contact terminals, the platform being suspended on the base by means of elastic shock absorbers which enable a displacement of the platform parallel to its swimmer support plane.

REFERENCES:
patent: 2058211 (1936-10-01), Brown
patent: 3086093 (1963-04-01), Barker
patent: 3209089 (1965-09-01), Weissburg
patent: 3263168 (1966-07-01), Rainer
patent: 3544989 (1970-12-01), MacCreadie
patent: 3845261 (1974-10-01), Blinkilde
patent: 3916214 (1975-10-01), Coble, Jr. et al.
patent: 3921750 (1975-11-01), Shames

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