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Class Information
Number: 136/214
Name: Batteries: thermoelectric and photoelectric > Thermoelectric > Radiation pyrometer > Including a ray concentrator (e.g., lens, mirror, etc.)
Description: Apparatus which includes some means to cause the rays from the source to be focused or reflected to increase their strength per unit area.

Sub-classes under this class:

Class Number Class Name Patents
136/215 Lens type 6

Patents under this class:

Patent Number Title Of Patent Date Issued
8479463 Solar collectors having slidably removable reflective panels for use in solar thermal applications Jul. 9, 2013
8193440 Hybrid electric generator Jun. 5, 2012
7607427 Solar tracking device with springs Oct. 27, 2009
4786335 Infra-red detector Nov. 22, 1988
4778770 Process for making sensor elements in a retaining frame for a pyrodetector Oct. 18, 1988
4665276 Thermoelectric sensor May. 12, 1987
4250384 Radiant energy systems, memories and thermal imaging methods and apparatus Feb. 10, 1981
4111717 Small-size high-performance radiation thermopile Sep. 5, 1978
4102196 Heat sensor Jul. 25, 1978
4002499 Radiant energy collector Jan. 11, 1977

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