CA963239A - Electric heaters - Google Patents

Electric heaters

Info

Publication number
CA963239A
CA963239A CA133,318A CA133318A CA963239A CA 963239 A CA963239 A CA 963239A CA 133318 A CA133318 A CA 133318A CA 963239 A CA963239 A CA 963239A
Authority
CA
Canada
Prior art keywords
electric heaters
heaters
electric
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA133,318A
Other versions
CA133318S (en
Inventor
Robert W. Unger
Wallace H. Sunderman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Emerson Electric Co
Original Assignee
Emerson Electric Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Emerson Electric Co filed Critical Emerson Electric Co
Application granted granted Critical
Publication of CA963239A publication Critical patent/CA963239A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H05B3/22—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible
    • H05B3/28—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor embedded in insulating material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49082—Resistor making
    • Y10T29/49083—Heater type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49082—Resistor making
    • Y10T29/49087—Resistor making with envelope or housing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49082—Resistor making
    • Y10T29/49087—Resistor making with envelope or housing
    • Y10T29/49089—Filling with powdered insulation
    • Y10T29/49091—Filling with powdered insulation with direct compression of powdered insulation
CA133,318A 1971-03-22 1972-01-27 Electric heaters Expired CA963239A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12650371A 1971-03-22 1971-03-22

Publications (1)

Publication Number Publication Date
CA963239A true CA963239A (en) 1975-02-25

Family

ID=22425181

Family Applications (1)

Application Number Title Priority Date Filing Date
CA133,318A Expired CA963239A (en) 1971-03-22 1972-01-27 Electric heaters

Country Status (4)

Country Link
US (1) US3696507A (en)
AU (1) AU452679B2 (en)
CA (1) CA963239A (en)
GB (1) GB1351275A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59127842A (en) * 1983-01-13 1984-07-23 Toshiba Corp Resin molding device
US4669181A (en) * 1984-05-08 1987-06-02 General Signal Corporation Method for manufacturing an electrical heating unit with serpentine heating elements
US5044912A (en) * 1989-12-11 1991-09-03 Motorola, Inc. Mold assembly having positioning means
US20040177447A1 (en) * 2003-03-10 2004-09-16 Love Tommy L. System for isolating a patient from a surrounding environment

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US19567A (en) * 1858-03-09 Attaching the spkiugs of vehicles
US1613426A (en) * 1923-08-31 1927-01-04 Edwin L Wiegand Process of producing electrical heating element
US1903604A (en) * 1928-12-31 1933-04-11 Edwin L Wiegand Method of forming electrical heating elements
US1821822A (en) * 1928-12-31 1931-09-01 Edwin L Wiegand Method of forming electrical heating elements

Also Published As

Publication number Publication date
AU452679B2 (en) 1974-08-26
GB1351275A (en) 1974-04-24
AU3932372A (en) 1973-08-30
US3696507A (en) 1972-10-10

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