Fire barrier for openings in walls or the like, comprising multiple frames for cable entries

• US 20050133242A1
• Filed: 10/28/2004
• Published: 06/23/2005
• Est. Priority Date: 05/08/2002
• Status: Abandoned Application

• Current Assignee: Tomas Kreutz
• Original Assignee: Tomas Kreutz
• Inventors: Kreutz, Tomas
• Application Number:
  US10/974,686
• Publication Number:
  US 20050133242A1
• Time in Patent Office: Days
• US Class Current: 174/654
• CPC Class Codes: E04F 17/08 for receiving utility lines, e.g. cables, pipes covers giving access to the ducts or channels, covers of inspection holes E04F19/08
• CPC Class Codes: F16L 5/04 to form a firebreak device
• CPC Class Codes: H02G 3/0412 Heat or fire protective means for fire in electric circuits A62C3/16
• CPC Class Codes: H02G 3/22 Installations of cables or lines through walls, floors or ceilings, e.g. into buildings

Abstract

A fire protection means is disclosed for a frame for cable entries, pipe penetration and the like. The frame comprises an outer frame to be mounted in a wall or the like. Furthermore, the frame has one or more inner frames, having one or more cable entries or the like. An extension is arranged in connection with the frame on at least one side of the wall. The extension is furnished with the fire protection means.

Claims

1-11. -11. (canceled)

12. A fire protection means in form of an extension, for a frame for cable entries or pipe penetrations, said frame comprises an outer frame to be mounted in a wall and one or more inner frames, having one or more cable entries, wherein the extension is mounted on the wall or outer frame on at least one side of the wall, and the extension is furnished with fire protection parts in the form of one or more sheets of heat expandable material.

13. The fire protection means of claim 12, wherein the extension has the form of an open frame, having walls forming a through opening through which cables or the like are to be fed.

14. The fire protection means of claim 13, wherein several compartments are formed in the through opening by means of walls extending across said opening.

15. The fire protection means of claim 12, wherein the extension is mounted on the outer frame by fastening means.

16. The fire protection means of claim 12, wherein the outer frame is mounted on one side of the wall and the extension on the other side.

17. The fire protection means of claim 13, wherein the one or more sheets of heat expandable material are placed extended between two opposing walls of the extension.

18. The fire protection means of claim 13, wherein heat expandable material is placed on the inside of the walls of the extension.

19. The fire protection means of claim 13, wherein the cables or pipes are surrounded by heat expandable material on four sides in the extension.