US Patent Class 136
BATTERIES: THERMOELECTRIC AND PHOTOELECTRIC



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Current as of: June, 1999
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  DF  CLASS NOTES
200  DF  THERMOELECTRIC
201  DF  .~ Processes
202  DF  .~ Nuclear energy type
203  DF  .~ Peltier effect device
204  DF  .~.~ Including additional heat exchange means
205  DF  .~ Electric power generator
206  DF  .~.~ Solar energy type
207  DF  .~.~ Including an electric heater
208  DF  .~.~ Plural junction concentrically or annularly arranged around source of temperature differential
209  DF  .~.~.~ Plural concentrically arranged fluid source conduits
210  DF  .~.~.~.~ At least one conduit for liquid coolant
211  DF  .~.~ Plural hot or cold junction arranged in a single line
212  DF  .~.~ Plural hot or cold junctions arranged in a single plane
213  DF  .~ Radiation pyrometer
214  DF  .~.~ Including a ray concentrator (e.g., lens, mirror, etc.)
215  DF  .~.~.~ Lens type
216  DF  .~.~ Evacuated
217  DF  .~ Including a pilot burner
218  DF  .~.~ Having moving fluid (e.g., air, fuel, liquid, etc.) cooling means for cold junction
219  DF  .~.~ Thermocouple extends through fuel supply conduit
220  DF  .~.~ Thermopile-containing
221  DF  .~ Including means to resiliently press junction element against sensed surface
222  DF  .~ Including means to standardize nonsensing junction by heating or cooling
223  DF  .~ Having an evacuated space
224  DF  .~ Thermopile
225  DF  .~.~ Having strip, film or plate-type thermocouples
226  DF  .~.~ Having wound wire-type thermocouples
227  DF  .~.~ Two or more couples of dissimilar composition
228  DF  .~ One junction element surrounded by another junction element
229  DF  .~ Having additional contact means for sensing solid work
230  DF  .~ Having housing, mounting or support
231  DF  .~.~ Including sample port for sensed material
232  DF  .~.~ Covered and sealed sensor junction
233  DF  .~.~.~ Contacting covering over junction (e.g., embedded, coated, etc.)
234  DF  .~.~.~ Molten metal immersion type
235  DF  .~.~ Thermocouple leads having disengageable pressure-type electrical connectors
236.1  DF  .~ Having particular thermoelectric composition
237  DF  .~.~ Having particular bonding material for junction
238  DF  .~.~ Chalcogenide containing (S, O, Te, Se)
239  DF  .~.~ Group IV element containing (C, Si, Ti, Ge, Zr, Sn, Hf, Pb)
240  DF  .~.~ Group V metal containing (V, As, Nb, Sb, Ta, Bi)
241  DF  .~.~ Group IB metal containing (Cu, Ag, Au)
242  DF  .~ Adjuncts
243  DF  PHOTOELECTRIC
244  DF  .~ Panel or array
245  DF  .~.~ Lightweight and collapsible or foldable
246  DF  .~.~ With concentrator, orientator, reflector, or cooling means
247  DF  .~.~.~ Fluorescent concentrator
248  DF  .~.~.~ Hybrid conversion system
249  DF  .~.~ Monolithic semiconductor
250  DF  .~.~ Particulate or spherical semiconductor
251  DF  .~.~ Encapsulated or with housing
252  DF  .~ Cells
253  DF  .~.~ Radioactive, ionic, or thermo photo
254  DF  .~.~ Photoemissive, capacitive, magnetic, or ferroelectric
255  DF  .~.~ Schottky, graded doping, plural junction or special junction geometry
256  DF  .~.~ Contact, coating, or surface geometry
257  DF  .~.~.~ Luminescent layer or optical filter
258  DF  .~.~ Polycrystalline or amorphous semiconductor
259  DF  .~.~ With concentrator, housing, cooling means, or encapsulated
260  DF  .~.~ Cadmium containing
261  DF  .~.~ Silicon or germanium containing
262  DF  .~.~ Gallium containing
263  DF  .~.~ Organic active material containing
264  DF  .~.~ Selenium or tellurium containing
265  DF  .~.~ Copper, lead, or zinc containing
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CROSS-REFERENCE ART COLLECTIONS
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290  DF  TESTING, CALIBRATING, TREATING (E.G., AGING, ETC.)
291  DF  APPLICATIONS
292  DF  .~ Space - satellite
293  DF  .~ Circuits