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CA928395A - Method and apparatus for inductively heating valve seats - Google Patents

Method and apparatus for inductively heating valve seats

Info

Publication number
CA928395A
CA928395A CA127102A CA127102A CA928395A CA 928395 A CA928395 A CA 928395A CA 127102 A CA127102 A CA 127102A CA 127102 A CA127102 A CA 127102A CA 928395 A CA928395 A CA 928395A
Authority
CA
Canada
Prior art keywords
valve seats
heating valve
inductively heating
inductively
seats
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
CA127102A
Other languages
English (en)
Other versions
CA127102S (en
Inventor
F. Del Paggio Anthony
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.)
Park Ohio Holdings Corp
Original Assignee
Park Ohio Industries Inc
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 Park Ohio Industries Inc filed Critical Park Ohio Industries Inc
Application granted granted Critical
Publication of CA928395A publication Critical patent/CA928395A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
    • B04B1/04—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls
    • B04B1/08—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
    • 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
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
    • H05B6/101—Induction heating apparatus, other than furnaces, for specific applications for local heating of metal pieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B5/00—Other centrifuges
    • B04B5/10—Centrifuges combined with other apparatus, e.g. electrostatic separators; Sets or systems of several centrifuges

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Induction Heating (AREA)
  • Heat Treatment Of Articles (AREA)
  • Magnetically Actuated Valves (AREA)
CA127102A 1971-06-09 1971-11-08 Method and apparatus for inductively heating valve seats Expired CA928395A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15149371A 1971-06-09 1971-06-09

Publications (1)

Publication Number Publication Date
CA928395A true CA928395A (en) 1973-06-12

Family

ID=22539010

Family Applications (1)

Application Number Title Priority Date Filing Date
CA127102A Expired CA928395A (en) 1971-06-09 1971-11-08 Method and apparatus for inductively heating valve seats

Country Status (9)

Country Link
US (1) US3743809A (de)
JP (1) JPS5148575B1 (de)
BR (1) BR7200658D0 (de)
CA (1) CA928395A (de)
DE (3) DE2157060C3 (de)
FR (1) FR2140985A5 (de)
GB (5) GB1387751A (de)
IT (1) IT945036B (de)
SE (2) SE379397B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3810608A (en) * 1972-11-24 1974-05-14 Park Ohio Industries Inc Method and apparatus for quench hardening valve seats
US3970813A (en) * 1975-01-09 1976-07-20 Park-Ohio Industries, Inc. Apparatus for inductively heating the end of an elongated workpiece
US4542272A (en) * 1982-09-28 1985-09-17 The Cross Company Induction heating device with electronic positioning control
GB2127660A (en) * 1982-09-28 1984-04-11 Cross Co Induction heating device with electronic positioning control
DE3320111C1 (de) * 1983-06-03 1984-03-22 Gebr. Heller Maschinenfabrik GmbH, 7440 Nürtingen Verfahren und Vorrichtung zum gleichzeitigen induktiven Härten von mehreren konischen Ventilsitzflächen eines Werkstückes, insbesondere eines Motorzylinderkopfes
US4535212A (en) * 1984-07-06 1985-08-13 Tocco, Inc. Apparatus and method of hardening valve seats
US4745251A (en) * 1985-03-18 1988-05-17 Tocco, Inc. Valve seat inductor
US4673784A (en) * 1985-03-18 1987-06-16 Tocco, Inc. Valve seat inductor and method of using same
US11024501B2 (en) 2018-12-29 2021-06-01 Cree, Inc. Carrier-assisted method for parting crystalline material along laser damage region
US10611052B1 (en) 2019-05-17 2020-04-07 Cree, Inc. Silicon carbide wafers with relaxed positive bow and related methods

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2281297A (en) * 1936-08-17 1942-04-28 Budd Induction Heating Inc Induction heat treating apparatus
US2189819A (en) * 1937-02-25 1940-02-13 Howard E Somes Multiple transformer switching system
FR874814A (fr) * 1941-04-22 1942-08-27 Csf Dispositif pour obtenir des champs électriques de haute fréquence de grande intensité, et applications de ces dispositifs
DE910462C (de) * 1943-01-31 1954-05-03 Deutsche Edelstahlwerke Ag Abstandhalter fuer elektro-induktive Heizgeraete, insbesondere fuer Haertezwecke
US2632841A (en) * 1949-09-09 1953-03-24 Westinghouse Electric Corp Induction heating work-holding means
DE1009736B (de) * 1954-06-21 1957-06-06 Westinghouse Electric Corp Einrichtung zum induktiven Erwaermen von Vertiefungen, Aushoehlungen und aehnlichen Hohlkoerper-Innenflaechen, insbesondere zum Erhitzen von Ventilsitzen fuer die Haertung
US2828397A (en) * 1954-10-28 1958-03-25 Westinghouse Electric Corp Induction heating apparatus
US2797289A (en) * 1955-02-21 1957-06-25 Int Harvester Co Induction heating device for treating cylinder bores
DE1163998B (de) * 1958-11-21 1964-02-27 Joachim Wenzel Dipl Ing Verfahren zum Ausrichten von Werkstueck und Werkzeugelektrode in Elektroerosionsmaschinen
DE1173199B (de) * 1960-10-12 1964-07-02 Joachim Wenzel Dipl Ing Verfahren zum Ausrichten und Spannen von Werkstueck und Werkzeugelektrode in Elektroerosionsmaschinen mittels einer Negativform der Werkzeugelektrode
US3515659A (en) * 1967-01-30 1970-06-02 Kelsey Hayes Co Apparatus for electro chemical machining
CH460975A (fr) * 1967-05-05 1968-08-15 Charmilles Sa Ateliers Dispositif d'amenée de courant à une pièce à usiner par usinage électro-chimique
US3609284A (en) * 1968-03-25 1971-09-28 New Twist Connector Corp Welder

Also Published As

Publication number Publication date
DE7143332U (de) 1972-02-24
US3743809A (en) 1973-07-03
DE2157060C3 (de) 1981-04-30
GB1387763A (en) 1975-03-19
DE2157060A1 (de) 1972-12-14
BR7200658D0 (pt) 1973-05-03
GB1387751A (en) 1975-03-19
SE7409289L (sv) 1974-07-16
JPS5148575B1 (de) 1976-12-21
SE379397B (de) 1975-10-06
FR2140985A5 (de) 1973-01-19
SE410078B (sv) 1979-09-17
GB1387762A (en) 1975-03-19
GB1387805A (en) 1975-03-19
GB1387761A (en) 1975-03-19
DE2166622A1 (de) 1974-11-28
DE2157060B2 (de) 1976-01-02
IT945036B (it) 1973-05-10

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