Supports: racks – Knockdown – Vertically adjustable
Patent
1979-06-27
1981-01-13
Frazier, Roy D.
Supports: racks
Knockdown
Vertically adjustable
403317, 403DIG1, A47F 500
Patent
active
042444764
ABSTRACT:
Locking means for racking of the type comprising metal uprights having sockets, e.g. pressed out of a web portion, and beams the ends of which are provided with hooks to engage in the sockets of the upright. The locking means comprises a magnet which is attached to the metal upright and positioned between a stop on the metal upright and an abutment surface on a beam to prevent upward movement of the beam and disengagement of the hooks.
REFERENCES:
patent: 3240352 (1966-03-01), Baker
patent: 3575299 (1971-04-01), O'Dette
patent: 4165944 (1979-08-01), Sunasky
Acrow (Automation) Limited
Frazier Roy D.
Gibson , Jr. Robert W.
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