F - Mech Eng,Light,Heat,Weapons – 28 – F
Patent
F - Mech Eng,Light,Heat,Weapons
28
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F28F 1/00 (2006.01) B29C 53/08 (2006.01) B29C 53/12 (2006.01) B29C 53/32 (2006.01) F28D 7/02 (2006.01) F28D 20/02 (2006.01) F28F 9/00 (2006.01) F28F 21/06 (2006.01) B29C 47/00 (2006.01)
Patent
CA 1318663
ABSTRACT This invention relates to an improved method of manufacturing a heat exchanger element. In a second aspect the invention concenrs a heat exchanger element itself. In the third aspect the invention concerns a reservoir suitable for housing the heat exchanger element to form a heat exchanger. The element is manufactured by extruding polyethylene tubes and winding them into spiral coils. Each coil is located along the length of a rigid horizontal spacer bar in order to maintain even spacing of the coil. The element comprises a stack of coils which are not restrained against vertical movement. The element also comprises a cylindrical void through the centre.
567544
Dunham-Bush International (cayman) Limited
Sim & Mcburney
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