Firestop collar

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United States of America Patent

PATENT NO 10610711
SERIAL NO

15545816

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Abstract

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A firestop collar (10) for sealing of an opening, especially of a line penetration (12), that passes through a wall (11) or ceiling, has a frame (16) and a block (20) of optionally intumescent material disposed therein, and is characterized in that the frame (16) is of modular construction.

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Patent Owner(s)

Patent OwnerAddress
HILTI AKTIENGESELLSCHAFTFELDKIRCHERSTRASSE 100 SCHAAN 9494

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Artmann, Hans Henning Munich, DE 4 3
Berghofer, Egon Scheuring, DE 5 3
Koegler, Markus Buchloe, DE 22 496
Muenzenberger, Herbert Wiesbaden, DE 42 296

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