Illinois Tool Works Inc.
Lifting and jacking apparatus

Last updated:

Abstract:

A lifting and jacking apparatus including a void former configured for embedment in a concrete slab before pouring of the concrete slab and a lifting bail removably insertable in and securely attachable to the void former. The void former includes a built in jacking screw configured to assist in adjusting the height of the concrete slab.

Status:
Grant
Type:

Utility

Filling date:

20 Aug 2020

Issue date:

23 Nov 2021