Horizontally supported planar surfaces – Tiltable surfaces – Pivotally adjustable about horizontal axis
Patent
1981-02-20
1987-07-21
Zugel, Francis K.
Horizontally supported planar surfaces
Tiltable surfaces
Pivotally adjustable about horizontal axis
108 8, A47F 512
Patent
active
046810420
ABSTRACT:
It has been found that an adjustable table top assembly for a drafting table and the like may be provided utilizing braking elements comprising an elongated member pivoted intermediate its ends to be pulled downwardly by a foot pedal against the force of a spring for releasably engaging a bracket support carried by the pivoted table top.
REFERENCES:
patent: 1138265 (1915-05-01), Vosburgh
patent: 2404949 (1946-07-01), DeLisle
patent: 2452216 (1948-10-01), Yarber
patent: 3052057 (1962-09-01), May et al.
patent: 3140559 (1964-07-01), Grow et al.
patent: 3358620 (1967-12-01), Parigi
patent: 3543282 (1970-11-01), Sautereau
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