Illumination – Revolving
Patent
1993-01-22
1994-08-30
Yeung, James C.
Illumination
Revolving
362183, 362261, 362294, 362373, 62 33, 165902, 429120, F21V 800, F21V 2900
Patent
active
053433688
ABSTRACT:
A passive thermal mechanism for controlling the environmental temperature of a device having a battery and heat producing load contained within a portable housing so that the housing will remain in a thermally neutral condition and the battery will be maintained in an optimum operating condition.
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Cariaso Alan
Welch Allyn Inc.
Yeung James C.
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