Device for holding construction materials

Details Device for holding construction materials Device for holding construction materials

1986-04-14

1987-09-22

Foss, J. Franklin

Supports

Props and braces

Adjustable length

414 11, E04G 2500

Patent

active

046950281

ABSTRACT:
A device for holding an object in an elevated position comprising an outer tube and shaft member slidably disposed within the outer tube. A support member is mounted at one end of the shaft. The shaft slides within the outer tube between lower and upper positions. A spring is disposed within the outer tube and is connected between the outer tube and shaft member which upwardly urges the shaft to the upper position for holding an object. A trigger is provided for releasably retaining the shaft while in its lowered position.

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patent: 4120484 (1978-10-01), Zimmer
patent: 4375934 (1983-03-01), Elliott
patent: 4576354 (1986-03-01), Blessing

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