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US3561109A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of manufacturing thermoelectric devices

Assignee: Borg Warner Corp
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Filing: 1968-11-07
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Granted: 1971-02-09
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Expires: 1988-11-07
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Abstract

Abstract A METHOD OF FORMING A THERMOELECTRIC MODULE INCLUDES SHAPING TWO PAIRS OF ELECTRICALLY CONDUCTIVE PLATES, AND PLACING A P-TYPE LAYER OF THERMOELECTRIC MATERIAL BETWEEN THE FIRST PAIR OF PLATES AND AN N-TYPE MATERIAL BETWEEN THE SECOND PAIR OF PLATES. EACH PLATE HAS OPENINGS PLACED SO THAT CUTS ALONG PREDETERMINED LINES RESULT IN SEPARATION OF THE PLATES FROM THE SANDWICH, WITH EACH SEPARATED PLATE INDIVIDUALLY CARRYING CONJUGATE MATING SEGMENTS OF THERMOELECTRIC MATERIAL. APPROPRIATE SIZING OF THE P-TYPE AND N-TYPE LAYERS OF THERMOELECTRIC MATERIAL AFFORDS READY CONTROL OF THE INDIVIDUAL THERMOELECTRID ELEMENT CROSSSECTIONAL AREA AND THE ELEMENT LENGTH, TO PROVIDE OPTIMUM PERFORMANCE OF A MULTI-STAGE THERMOELECTRIC ASSEMBLY. THE SEPARATED PLATES ARE INTERFITTED INTO A COMPOSITE SANDWICH OF P- AND N-TYPE MATERIALS TO FORM A THERMOELECTRIC MODULE.

Inventors

  • 👤 Allen T Puder

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 15:20
CPC Classifications
H; H10; H10N; H10N10/00; H10N10/01

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1974-02-08 1974-08-10 1975-02-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-02-08 1978-08-10 1979-02-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-02-08 1982-08-10 1983-02-09 $7700.00 Window Closed / Lapsed

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