Back to results
US 4,681,042 AGranted
Adjustable table top assembly
OwnerFred E. Robertsinventor
Life of this patent
Estimating the term…
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.
Claims1
In a drafting table and the like, means adjusting the angular position of a pivotally adjustable flat top carried by an upright support comprising:
- a pair of spaced oppositely disposed downwardly extending arcuate brackets carried by said top;
- an elongated member carried for pivotal movement beneath said top into position wherein end portions thereof are in abutting relation to respective downwardly extending brackets immobilizing said top against pivotal movement;
- said elongated member including a pair of links aligned in end-to-end relation substantially horizontally and pivoted intermediate opposed portions;
- a spring connected to said elongated member maintaining same in said position immobilizing said top;
- and
- foot pedal operated means which when pressed overcomes the force of the spring releasing said top for pivotal adjustment.
3 more elements
Dependencies are inferred from the claim text.