Supports – Stand – Horizontally movable support surface
Patent
1989-05-15
1991-09-10
Talbott, David L.
Supports
Stand
Horizontally movable support surface
248429, F16M 1300
Patent
active
050466984
ABSTRACT:
A track assembly including a fixed track engaged with a movable track slidable with respect to the fixed track, the movable track having disposed therewith anchoring portions for securing a load to the moveable track, the fixed track having first and second engaging portions disposed integrally therewith, the moveable track having third and fourth engaging portions disposed integrally therewith for interengagement with the first engaging portions of the fixed track disposed substantially between the third and fourth engaging portions of the moveable track, the first and second engaging portions of the fixed track for interengagement with the third engaging portion of the moveable track disposed substantially between the first and second engaging portions of the fixed track; whereby when a force is exerted upon the track assembly through the anchoring portions in a direction tending to separate the tracks, the second engaging portion of the fixed track will engage the third engaging portion of the moveable track causing the third engaging portion to collapse towards the fourth engaging portion thus interlocking the first engaging portion therebetween and resisting the force tending to separate the tracks.
REFERENCES:
patent: 3926397 (1975-12-01), Hunwicks
patent: 3999733 (1976-12-01), Harder, Jr. et al.
patent: 4533107 (1985-08-01), Okazaki et al.
patent: 4756503 (1988-07-01), Fujita
patent: 4776551 (1988-10-01), Nishino
patent: 4821991 (1989-04-01), Aihara et al.
Hughes Ivor M.
Hughes Neil H.
Hulseberg Daniel
Magna International Inc.
Talbott David L.
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