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US3274995A Expired / Lapsed US ⏱️ 0.0 years remaining

Thermoelectric dental probe

Assignee: Individual
•
Filing: 1963-07-09
•
Granted: 1966-09-27
•
Expires: 1983-07-09
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Abstract

No abstract record available.

Inventors

  • 👤 Eidus William

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 02:45
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/48; A61B5/4824; A61B5/4827; A61B5/483; A61C; A61C19/00; A61C19/04; A61B5/45; A61B5/4538; A61B5/4542; A61B5/4547

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 252 words
A THERMOELECTRIC PROBE FOR HEAT-TRANSFER APPLICATION TO SELECTED AREAS OF A HUMAN BODY, SAID PROBE COMPRISING AN ELONGATED PROBE MEMBER OF HEAT-CONDUCTIVE MATERIAL, A THERMOCOUPLE HOUSING MOUNTED AT EACH END OF SAID PROBE MEMBER AND A THERMOCOUPLE MODULE MOUNTED WITHIN EACH OF SAID HOUSINGS, EACH THERMOCOUPLE MODULE COMPRISING A GROUP OF SEMICONDCUTOR ELEMENTS CONNECTED AT THEIR ENDS BY OPPOSED GROUPS OF ELECTRICALLYCONDUCTIVE PLATES TO FORM AN ELECTRICAL SERIES OF SAID SEMICONDUCTOR ELEMENTS WITH THE GROUPS OF PLATES CONSTITUTING RESPECTIVELY HOT AND COLD JUNCTIONS OF SAID THERMOCOUPLE MODULE WHEN ELECTRICAL CURRENT IS FED TO SAID SERIES, A PAIR OF LEADS CONNECTED TO THE ENDS OF EACH SEMICONDUCTOR ELEMENT SERIES, AND MEANS FOR ELECTRICALLY CONNECTING SAID LEADS TO A CURRENT SOURCE, THE COLD JUNCTION PLATES OF ONE MODULE AND THE HOT JUNCTION PLATES OF THE OTHER MODULE BEING LOCATED IN INTIMATE HEAT-EXCHANGE ASSOCIATION WITH SAID PROBE MEMBER, A HEAT-CONDUCTIVE SOCKET LOCATED WITHIN EACH THERMOCOUPLE HOUSING IN HEATEXCHANGE ASSOCIATION WITH THE PLATES THEREOF OPPOSITE TO SAID PROBE MEMBER, AND A PROBE TIP OF HEAT-CONDUCTIVE MATERIAL REMOVABLY MOUNTED WITHIN EACH SOCKET AND EXTENDING OUTWARDLY OF THE RESPECTIVE THERMOCOUPLE HOUSING, SAID PROBE MEMBER BEING SUFFICIENTLY HEAT CONDUCTIVE TO TRANSMIT THE GENERATED COLD FROM THE COLD JUNCTION PLATES OF SAID ONE MODULE TOWARD THE CENTER OF SAID PROBE MEMBER, AND TO TRANSMIT THE GENERATED HEAT FROM THE HOT JUNCTION PLATES OF SAID OTHER MODULE IN THE OPPOSITE DIRECTION TOWARD THE CENTER OF SAID PROBE MEMBER, WHEREBY SAID GENERATED HEAT AND COLD NEUTRALIZE EACH OTHER WITHIN SAID PROBE MEMBER.
Claim 2
Dependent Claim 252 words
A THERMOELECTRIC PROBE FOR HEAT-TRANSFER APPLICATION TO SELECTED AREAS OF A HUMAN BODY, SAID PROBE COMPRISING AN ELONGATED PROBE MEMBER OF HEAT-CONDUCTIVE MATERIAL, A THERMOCOUPLE HOUSING MOUNTED AT EACH END OF SAID PROBE MEMBER AND A THERMOCOUPLE MODULE MOUNTED WITHIN EACH OF SAID HOUSINGS, EACH THERMOCOUPLE MODULE COMPRISING A GROUP OF SEMICONDCUTOR ELEMENTS CONNECTED AT THEIR ENDS BY OPPOSED GROUPS OF ELECTRICALLYCONDUCTIVE PLATES TO FORM AN ELECTRICAL SERIES OF SAID SEMICONDUCTOR ELEMENTS WITH THE GROUPS OF PLATES CONSTITUTING RESPECTIVELY HOT AND COLD JUNCTIONS OF SAID THERMOCOUPLE MODULE WHEN ELECTRICAL CURRENT IS FED TO SAID SERIES, A PAIR OF LEADS CONNECTED TO THE ENDS OF EACH SEMICONDUCTOR ELEMENT SERIES, AND MEANS FOR ELECTRICALLY CONNECTING SAID LEADS TO A CURRENT SOURCE, THE COLD JUNCTION PLATES OF ONE MODULE AND THE HOT JUNCTION PLATES OF THE OTHER MODULE BEING LOCATED IN INTIMATE HEAT-EXCHANGE ASSOCIATION WITH SAID PROBE MEMBER, A HEAT-CONDUCTIVE SOCKET LOCATED WITHIN EACH THERMOCOUPLE HOUSING IN HEATEXCHANGE ASSOCIATION WITH THE PLATES THEREOF OPPOSITE TO SAID PROBE MEMBER, AND A PROBE TIP OF HEAT-CONDUCTIVE MATERIAL REMOVABLY MOUNTED WITHIN EACH SOCKET AND EXTENDING OUTWARDLY OF THE RESPECTIVE THERMOCOUPLE HOUSING, SAID PROBE MEMBER BEING SUFFICIENTLY HEAT CONDUCTIVE TO TRANSMIT THE GENERATED COLD FROM THE COLD JUNCTION PLATES OF SAID ONE MODULE TOWARD THE CENTER OF SAID PROBE MEMBER, AND TO TRANSMIT THE GENERATED HEAT FROM THE HOT JUNCTION PLATES OF SAID OTHER MODULE IN THE OPPOSITE DIRECTION TOWARD THE CENTER OF SAID PROBE MEMBER, WHEREBY SAID GENERATED HEAT AND COLD NEUTRALIZE EACH OTHER WITHIN SAID PROBE MEMBER.

References Cited (Backward Citations)

US1715316A Cited
US1622887A Cited
US1752117A Cited
US2888918A Cited
US2938356A Cited
US3133539A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-09-26 1970-03-28 1970-09-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-09-26 1974-03-28 1974-09-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-09-26 1978-03-28 1978-09-27 $7700.00 Window Closed / Lapsed

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