Patent · US Active

Fire protection cuff

US9833646B2 · kind B2 · utility

2Cited by

11References

20Claims

0Family size

Assignee

Hilti Aktiengesellschaft · LI

Inventors

Christian Förg · Buchloe, DE
Markus Kögler · Buchloe, DE
Herbert Munzenberger · Wiesbaden, DE

Key dates

Filing date	Mar 27, 2012
Grant date	Dec 5, 2017
Priority date	—
Expiry date	Mar 27, 2032

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/23
WIPO fieldEnvironmental technology
WIPO sectorChemistry

Abstract

A fire protection cuff having a coat made of fire-resistant material and a strip made of intumescent material is characterized in that the coat includes a flexible mat, which is folded over around at least one of the longitudinal edges of the intumescent strip, so that the coat surrounds the intumescent strip at least on one large face and one of the two longitudinal edges.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.