Building panel erection brackets
AssigneeButler Manufacturing Company
InventorsThomas W. Steenson, W. Donald Paton
Life of this patent
Estimating the term…
Abstract
An improved building panel erection bracket includes a panel lifting plate which is rotatable and retractable. The panel erection bracket permits a building panel to be fixed into the final position thereof before the erection bracket is detached from the panel.
Claims4
An improvement in a building panel lifting means which is used to position an insulated building panel having lifting brackets embedded therein, the lifting means including a base member, cable attaching means fixed to the base member, bolt accommodating means fixed to the base member, a bolt attachable to the embedded lifting bracket and bolt attaching means for attaching the bolt to the base member via the bolt accommodating means, the improvement comprising:
- a panel lifting means rotatably and retractably mounted on the base member, said panel lifting means including a collar mounted on the base member and having a bore defined therethrough, a crank having one portion thereof rotatably and retractably received in said collar and a lifting plate attached to said crank for rotation and retraction therewith, said crank being retractable transversely of said base member.
Dependencies are inferred from the claim text.