EXTERNAL WALL END HOLE MEMBER AND VENT CAP

WIPO Patent Application WO/2001/042717

A1

An external wall end hole member and a vent cap having a high wind and rain entry preventing capability capable of allowing an outside air side to communicate with an inside air side through an outside air side air vent hole on the outside air side and an inside air side vent hole on the inside air side, the external wall end hole member comprising a first projected member projected from one side of an inner peripheral wall of the external wall end hole member, a second projected member projected from the opposite side of the first projected member, and a third projected member projected in approximately the same direction as the first projected member, characterized in that the first, second, and third projected members are provided so that the edge part of at least the second projected member is set on the inside air side of the edge part of the first projected member and that the edge part of the third projected member is set on the inside air side of the edge part of at least the second projected member, and the second projected member is formed so that it separates the outside air side vent port into at least two vent ports.

AKIYAMA SHOTARO (JP)

PCT/JP2000/000288

June 14, 2001

January 21, 2000

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AKIYAMA MFG CO LTD (JP)
AKIYAMA SHOTARO (JP)

E04B1/70; E04F17/04; F24F7/04; F24F13/08; (IPC1-7): F24F7/04; E04B1/70

JPS58124722U	1983-08-25
JPH09318114A	1997-12-12
JPH10220834A	1998-08-21
JPH0495195U	1992-08-18
JPS5736527U	1982-02-26
JPH08178381A	1996-07-12

Miyakoshi, Noriaki (29th floor 12-32, Akasaka 1-chome Minato-ku Tokyo, JP)

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