Board holding device

Details Board holding device Board holding device

1976-07-06

1977-09-06

Caun, Peter M.

Work holders

Plural holders to hold workpieces relative to each other

Workpieces parallel to each other

24243R, 24263R, B25B 120

Patent

active

040463621

ABSTRACT:
This device is for use in the martial arts such as karate. The device consists primarily of a pair of units with handle grip means and clamp means for rendering a multiple number of wooden boards stationary, so as to be broken simultaneously.

REFERENCES:
patent: D199957 (1965-01-01), Bertokle
patent: 977835 (1910-12-01), Piscator
patent: 1508882 (1924-09-01), Hosmer
patent: 2510596 (1950-06-01), Murphy
patent: 2993254 (1961-07-01), Larson
patent: 3170708 (1965-02-01), Miller
patent: 3443831 (1969-05-01), Grange

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