← Back to Patent Explorer
US3194023A Expired / Lapsed US ⏱️ 0.0 years remaining

Thermo-electric refrigerator unit

Assignee: Individual
•
Filing: 1963-03-20
•
Granted: 1965-07-13
•
Expires: 1983-03-20
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Gustav H Sudmeier

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 23:02
CPC Classifications
F; F25; F25B; F25B21/00; F25B21/02; F25B2321/00; F25B2321/02; F25B2321/023; F25B2321/025; F25B2321/0251; F25D; F25D11/00; F25D2400/00; F25D2400/12

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 198 words
A REFRIGERATION UNIT, COMPRISING: A PLURALITY OF THERMO-ELECTRIC CELLS FOR RECEIVING ELECTRICAL ENERGY TO PRODUCE A TEMPERATURE DIFFERENTIAL BETWEEN A FIRST SURFACE AND A SECOND SURFACE WHEREBY SAID FIRST SURFACE COOLS AND SAID SECOND SURFACE WARMS; A FIRST HEAT-CONDUCTIVE MEMBER HAVING PLURAL FIRST FACES TO ENGAGE SAID SECOND SURFACES, SAID FIRST FACES BEING SEPARATED BY CHANNELS TAPERING TO A BOTTOM THEREIN, SAID MEMBER FURTHER INCLUDING RADIATING FINS REMOTE FROM SAID FACES; A DEFORMABLE LAYER OF HEAT-TRANSFER PASTE-LIKE MATERIAL BETWEEN SAID FIRST FACES AND SAID SECOND SURFACES; A SECOND HEAT-CONDUCTIVE MEMBER INCLUDING A FIRST PLATE WITH PLURAL SECOND FACES TO ENGAGE SAID FIRST SURFACES, SAID SECOND FACES BEING SEPARATED BY CHANNELS TAPERING TO A BOTTOM THEREIN, AND A SECOND PLATE ADAPTED TO BE AFFIXED TO SAID FIRST PLATE; A DEFORMABLE LAYER OF HEAT-TRANSFER PASTE-LIKE MATERIAL BETWEEN SAID SECOND FACES AND SAID FIRST SURFACES; AN ENCLOSURE MEANS TO PROVIDE AN INSULATED VOLUME; MEANS FOR MOUNTING SAID PLURALITY OF THERMO-ELECTRIC CELLS IN SAID ENCLOSURE, INCLUDING AN INNER WALL OF SAID ENCLOSURE HELD BETWEEN SAID FIRST PLATE AND SAID SECOND PLATE; AND A BLOWER MEANS FOR DIRECTING AN AIRSTREAM INTO SAID FINS WHEREBY SAID AIRSTREAM IS DIVIDED TO FLOW OVER SAID FINS.
Claim 2
Dependent Claim 198 words
A REFRIGERATION UNIT, COMPRISING: A PLURALITY OF THERMO-ELECTRIC CELLS FOR RECEIVING ELECTRICAL ENERGY TO PRODUCE A TEMPERATURE DIFFERENTIAL BETWEEN A FIRST SURFACE AND A SECOND SURFACE WHEREBY SAID FIRST SURFACE COOLS AND SAID SECOND SURFACE WARMS; A FIRST HEAT-CONDUCTIVE MEMBER HAVING PLURAL FIRST FACES TO ENGAGE SAID SECOND SURFACES, SAID FIRST FACES BEING SEPARATED BY CHANNELS TAPERING TO A BOTTOM THEREIN, SAID MEMBER FURTHER INCLUDING RADIATING FINS REMOTE FROM SAID FACES; A DEFORMABLE LAYER OF HEAT-TRANSFER PASTE-LIKE MATERIAL BETWEEN SAID FIRST FACES AND SAID SECOND SURFACES; A SECOND HEAT-CONDUCTIVE MEMBER INCLUDING A FIRST PLATE WITH PLURAL SECOND FACES TO ENGAGE SAID FIRST SURFACES, SAID SECOND FACES BEING SEPARATED BY CHANNELS TAPERING TO A BOTTOM THEREIN, AND A SECOND PLATE ADAPTED TO BE AFFIXED TO SAID FIRST PLATE; A DEFORMABLE LAYER OF HEAT-TRANSFER PASTE-LIKE MATERIAL BETWEEN SAID SECOND FACES AND SAID FIRST SURFACES; AN ENCLOSURE MEANS TO PROVIDE AN INSULATED VOLUME; MEANS FOR MOUNTING SAID PLURALITY OF THERMO-ELECTRIC CELLS IN SAID ENCLOSURE, INCLUDING AN INNER WALL OF SAID ENCLOSURE HELD BETWEEN SAID FIRST PLATE AND SAID SECOND PLATE; AND A BLOWER MEANS FOR DIRECTING AN AIRSTREAM INTO SAID FINS WHEREBY SAID AIRSTREAM IS DIVIDED TO FLOW OVER SAID FINS.

References Cited (Backward Citations)

US2334284A Cited
US2625378A Cited
US2844638A Cited
US2932953A Cited
US3018631A Cited
US2978875A Cited
US3100969A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-07-12 1969-01-11 1969-07-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-07-12 1973-01-11 1973-07-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-07-12 1977-01-11 1977-07-13 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag