Heat generator
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Aug 7, 2001
Issued Date -
N/A
app pub date -
Jul 13, 2000
filing date -
Aug 6, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In a heat generator of the invention in which a drive shaft 8 is made of an iron-type metal, a rotor 9 includes a main rotor body 9a made of an aluminum-type metal for shearing a silicone oil SO and a bush 9b made of an iron-type metal inserted in the main rotor body 9a and secured to the drive shaft 8 while being positioned in contact with the inner race 7a of a bearing device 7. The main rotor body 9a has at least a gap .DELTA. relative to the inner race 7a of the bearing device 7, and is permitted to undergo thermal expansion.
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