F - Mech Eng,Light,Heat,Weapons – 28 – D
Patent
F - Mech Eng,Light,Heat,Weapons
28
D
257/21
F28D 11/02 (2006.01) D21F 5/02 (2006.01) F28F 5/02 (2006.01)
Patent
CA 1218645
ABSTRACT OF THE DISCLOSURE The invention concerns a rotating heat-exchanger comprising a cylinder having an inner jacket, and outer jacket and a section intermediate the jackets, for the heat-exchanging medium. The heat-exchanger is par- ticularly intended for use in paper-making machines and paper converting machines. The invention solves the problem in such cylinders or rollers of reducing the rotating mass. In accordance with the teachings of the invention this is made possible by rotating only the outer jacket whereas the inner jacket and the central shaft or equivalent means are stationary. Fig. 1
448681
Fetherstonhaugh & Co.
Skandinaviska Apparatindustri Ab
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