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US 4,398,643 AGranted
Pliable weight for laboratory ware
OwnerDaniel R. Conloninventor
Life of this patent
Estimating the term…
Abstract
A weight for stabilizing laboratory ware and the like comprising a lead disc having a plurality of pliable extensions which are essentially symmetrically spaced, said weight being coated with a flexible cushioning material such as polyvinylchloride.
Claims2
A lead disc with a central hole adapted for stabilizing a container such as a volumetric flask or a graduated cylinder, said disc having a plurality of integral symmetrically spaced flexible extensions, said extensions being capable of being bent downwardly and upwardly from the plane of said disc, and said disc being coated with a cushioning material.
Dependencies are inferred from the claim text.