US433451A - Edward n - Google Patents

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US433451A
US433451A US433451DA US433451A US 433451 A US433451 A US 433451A US 433451D A US433451D A US 433451DA US 433451 A US433451 A US 433451A
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edward
dickerson
thermo
electric
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/02Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
    • G01K7/04Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples the object to be measured not forming one of the thermoelectric materials

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  • PatentedAug.-5,1890 UNITED STAT S" PATENT OFFICE.
  • thermo-electric elements In the operation of thermo-electric elements it is exceedingly important that the element should be highly heated at one point of connection, so that its heat shall approach the melting-point.
  • the metals ordinarily employed are liable tov fusion at comparatively. low temperatures.
  • thermoelectric element by which the end of the 'element is protected, while at the same time the ordinary insulation between the protectingcover and the element is dispensed with.
  • A represents the body of the olcmen t, which is preferably composed of an alloy of sixty .per cent. of antimony and forty per cent. of
  • B B the electrodes or connections, preferably composed of nickel or nickeline
  • C the protecting metallic casing, ordinarily made'of iron, which protects the eufd of the element but extends only a part of the way over the surfaceof the element: The heat is of course applied to the protecting end.
  • thermo-electric element In .a thermo-electric element, the combination of a comparatively fusible metal with a practically infusible cover surrounding one endof the same only, thereby avoiding the necessity of insulation between the cover and the element, substantially as described.

Description

E. N. DICKERSON. l'HERMO-ELEGTRIG ELEMENT.
. N0.433,451-. PatentedAug.-5,1890= UNITED STAT S" PATENT OFFICE.
EDWARD N. DICKERSON, OF NE\V YORK, N. Y.
THERM'O-ELECTRIC ELEMENT.
SPECIFICATION forming part of Letters Patent No. 433,451, dated 5, 1890.
' Application filed Poliruar 27,1890- Serlal No. 841,944. (No model.)
To all'whom it may concern:
Be it known that L'EDVVARD N. DICKER- soN, of the city, county, and State of New York, have invented a new and useful Improvement in Thermo-Electric Elements, of which the following is a full, true, and exact description, reference being'had to the accompanying-drawings.
- In the operation of thermo-electric elements it is exceedingly important that the element should be highly heated at one point of connection, so that its heat shall approach the melting-point. The metals ordinarily employed are liable tov fusion at comparatively. low temperatures.
I have devised a construction of thermoelectric element by which the end of the 'element is protected, while at the same time the ordinary insulation between the protectingcover and the element is dispensed with.
My invention will ,be readily understood from the accompanying drawings,in which- Figure 1 shows a vertical section, and Fig. 2 a plan.
A represents the body of the olcmen t, which is preferably composed of an alloy of sixty .per cent. of antimony and forty per cent. of
zinc; B B, the electrodes or connections, preferably composed of nickel or nickeline; C,the protecting metallic casing, ordinarily made'of iron, which protects the eufd of the element but extends only a part of the way over the surfaceof the element: The heat is of course applied to the protecting end.
What I claim as my invention, and desire to secure by Letters Patent, is-
In .a thermo-electric element, the combination of a comparatively fusible metal with a practically infusible cover surrounding one endof the same only, thereby avoiding the necessity of insulation between the cover and the element, substantially as described.
In testimony whereof I have signed my name to this specification in the presence of two subscribing witnesses.
EQN. DICKERSON. Witnesses:
ANTHONY GREF, HARRY CONSTANT.
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3444006A (en) * 1963-12-16 1969-05-13 Westinghouse Electric Corp Thermoelectric element having a diffusion bonded coating

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3444006A (en) * 1963-12-16 1969-05-13 Westinghouse Electric Corp Thermoelectric element having a diffusion bonded coating

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