F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
189/16, 285/64
F16L 5/00 (2006.01) F16L 39/00 (2006.01) F16L 41/08 (2006.01) F24F 13/00 (2006.01)
Patent
CA 1206179
A CONNECTING DEVICE FOR CONNECTING HEAT MEDIUM PASSAGES OF AIR-CONDITIONING SYSTEM ENCLOSED IN INSIDE/OUTSIDE WALL STRUCTURE Abstract of the Disclosure The present invention relates to a connecting device for connecting heat medium passages formed in hollow column and horizontal members constituting skeleton of curtain wall or the like. Said connecting device comprises a pair of auxiliary pipes removably secured to each of the hollow members, a connecting member interposed between the auxiliary pipes for communicating the heat medium passages, fastener means for removably secured said con- necting pipe to each of the auxiliary pipes. And, the skeleton includes an opening formed adjacent to the connecting device in the column or horizontal member and a cover for the opening so that the maintenance, replace- ment of said connecting device can be carried out easily . from the inner side of the room. Further, in the preferred embodiment said connecting pipe is made of elastic material such as rubber so that it absorb strain or vibration occurred in the area of junction of said column and horizontal members.
431318
Gowling Lafleur Henderson Llp
Yoshida Kogyo K.k.
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