Device for safely securing boards for martial arts activities

Details Device for safely securing boards for martial arts activities Device for safely securing boards for martial arts activities

1987-10-28

1989-12-26

Crow, S. R.

Undertaking

A63B 6900

Patent

active

048893340

ABSTRACT:
A device for safely securing boards for martial arts activities including a board-securing frame arrangement cooperating with a release device which enlarges the board-holding space when a board is struck to be broken, thus avoiding injury to the user which might otherwise occur from the broken board pieces. A pedestal stand is attached to the board-securing frame members so as to support same at a desired position above a floor surface.

REFERENCES:
patent: 1116091 (1914-11-01), McDonald
patent: 3883135 (1975-05-01), Milliken
patent: 4093212 (1978-06-01), Jacques
patent: 4171803 (1979-10-01), Smith
patent: 4491316 (1985-01-01), Prince
patent: 4572504 (1986-02-01), DiBartolo
patent: 4583730 (1986-04-01), Gecht et al.
Black Belt Magazine advertisement, p. 18, Jan. 1976.

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