Back to results
US 9,168,403 B2Granted
Bracket for a firestop collar and use of this bracket
AssigneeHilti Aktiengesellschaft
InventorsMario Paetow, Rudolf Semler
Life of this patent
Estimating the term…
Abstract
Device for a firestop collar, including an anchoring element and an expansion element The anchoring element serves to anchor the device to a substrate, and the expansion element is intended to interact with the firestop collar. The expansion element is made of intumescent material and is arranged between the anchoring element and the firestop collar in such a way that it is in contact with the firestop collar.
Claims11
A device for a firestop collar, the device comprising:
- an anchor for anchoring the device to a substrate;
- and
- an expander intended to interact with the firestop collar, the expander being an intumescent material, the anchor having a first leg and a second leg, the first leg provided to fasten the anchor to the substrate, wherein the second leg has two side tabs extending in an oblique direction from the later edges in a direction of the expander to define a shell, the expander arranged on the second leg to fit within the shell.
A device for a firestop collar, the device comprising:
- an anchor having lateral edges for anchoring the device to a substrate, the anchor having side tabs extending from the lateral edges to define a shell;
- and
- an expander intended to interact with the firestop collar, the expander being an intumescent material, the expander arranged in the shell between the side tabs.
Dependencies are inferred from the claim text.