GB1555366A – Power control system for single phase induction melting orheating furnace
– Google Patents
GB1555366A – Power control system for single phase induction melting orheating furnace
– Google Patents
Power control system for single phase induction melting orheating furnace
Info
Publication number
GB1555366A
GB1555366A
GB32548/76A
GB3254876A
GB1555366A
GB 1555366 A
GB1555366 A
GB 1555366A
GB 32548/76 A
GB32548/76 A
GB 32548/76A
GB 3254876 A
GB3254876 A
GB 3254876A
GB 1555366 A
GB1555366 A
GB 1555366A
Authority
GB
United Kingdom
Prior art keywords
orheating
furnace
control system
power control
single phase
Prior art date
1975-08-04
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
GB32548/76A
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 Inc
Original Assignee
Ajax Magnethermic Corp
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.)
1975-08-04
Filing date
1976-08-04
Publication date
1979-11-07
1976-08-04
Application filed by Ajax Magnethermic Corp
filed
Critical
Ajax Magnethermic Corp
1979-11-07
Publication of GB1555366A
publication
Critical
patent/GB1555366A/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
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
H05B6/00—Heating by electric, magnetic or electromagnetic fields
H05B6/02—Induction heating
H05B6/06—Control, e.g. of temperature, of power
H—ELECTRICITY
H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
H02M5/25—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
H02M5/253—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using discharge tubes only
GB32548/76A
1975-08-04
1976-08-04
Power control system for single phase induction melting orheating furnace
Expired
GB1555366A
(en)
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
US05/601,644
US4037044A
(en)
1975-08-04
1975-08-04
Power control system for single phase induction melting or heating furnace
Publications (1)
Publication Number
Publication Date
GB1555366A
true
GB1555366A
(en)
1979-11-07
Family
ID=24408240
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
GB32548/76A
Expired
GB1555366A
(en)
1975-08-04
1976-08-04
Power control system for single phase induction melting orheating furnace
Country Status (5)
Country
Link
US
(1)
US4037044A
(en)
JP
(1)
JPS5219339A
(en)
CA
(1)
CA1067125A
(en)
DE
(1)
DE2634667A1
(en)
GB
(1)
GB1555366A
(en)
Cited By (4)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
GB2121247A
(en)
*
1982-05-18
1983-12-14
Gen Electric
Capacitive voltage dropper
GB2121248A
(en)
*
1982-05-18
1983-12-14
Gen Electric
Capacitive voltage dropper
GB2121625A
(en)
*
1982-05-18
1983-12-21
Gen Electric
Capacitive voltage dropper
US4516056A
(en)
*
1982-05-18
1985-05-07
General Electric Company
Capacitively ballasted low voltage incandescent lamp
Families Citing this family (10)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US4139723A
(en)
*
1977-04-21
1979-02-13
Ajax Magnethermic Corporation
Power control unit for a single phase load with slightly changing impedances
US4417194A
(en)
*
1980-09-18
1983-11-22
The Charles Stark Draper Laboratory, Inc.
Induction generator system with switched capacitor control
US4356440A
(en)
*
1980-09-18
1982-10-26
The Charles Stark Draper Laboratory, Inc.
Power factor correction system
FR2495876B1
(en)
*
1980-12-05
1985-06-07
Scholtes Ets Eugen
ELECTRONIC INDUCTION HEATING DEVICE
JPS57129986A
(en)
*
1981-02-05
1982-08-12
Nippon Kokan Kk
Heat insulating and supporting mechanism of pipings
US4525665A
(en)
*
1982-08-06
1985-06-25
Smalley Daniel S
Induction furnace monitor
US4612498A
(en)
*
1982-08-06
1986-09-16
Smalley Daniel S
Induction furnace fault locator
JP2602248B2
(en)
*
1987-10-23
1997-04-23
株式会社日立製作所
Multi-tube type cryogenic transfer piping
US4811356A
(en)
*
1988-03-10
1989-03-07
Ajax Magnethermic Corporation
Control circuit for switching power to an induction furnace
WO2002054831A2
(en)
*
2001-01-08
2002-07-11
Inductotherm Corp.
Induction furnace with improved efficiency coil system
Family Cites Families (4)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US3500174A
(en)
*
1968-02-21
1970-03-10
Karl H Ellerbeck
Soft start and soft stop of an a.c. voltage
CH508303A
(en)
*
1968-08-08
1971-05-31
Sevcon Eng Ltd
Control device for controlling a direct current supplied in pulses to a load with a variable pulse duty factor
FR2122022A5
(en)
*
1971-01-15
1972-08-25
Ferodo Sa
US3821456A
(en)
*
1973-09-24
1974-06-28
Ajax Magnethermic Corp
Power control means for a single phase induction melting or heating furnace
1975
1975-08-04
US
US05/601,644
patent/US4037044A/en
not_active
Expired – Lifetime
1976
1976-05-05
CA
CA251,866A
patent/CA1067125A/en
not_active
Expired
1976-07-12
JP
JP51082079A
patent/JPS5219339A/en
active
Granted
1976-08-02
DE
DE19762634667
patent/DE2634667A1/en
not_active
Ceased
1976-08-04
GB
GB32548/76A
patent/GB1555366A/en
not_active
Expired
Cited By (6)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
GB2121247A
(en)
*
1982-05-18
1983-12-14
Gen Electric
Capacitive voltage dropper
GB2121248A
(en)
*
1982-05-18
1983-12-14
Gen Electric
Capacitive voltage dropper
GB2121625A
(en)
*
1982-05-18
1983-12-21
Gen Electric
Capacitive voltage dropper
US4447765A
(en)
*
1982-05-18
1984-05-08
General Electric Company
Power supply for low voltage incandescent lamp
US4447764A
(en)
*
1982-05-18
1984-05-08
General Electric Company
Power supply for low-voltage incandescent lamp and like load
US4516056A
(en)
*
1982-05-18
1985-05-07
General Electric Company
Capacitively ballasted low voltage incandescent lamp
Also Published As
Publication number
Publication date
DE2634667A1
(en)
1977-02-17
CA1067125A
(en)
1979-11-27
JPS5219339A
(en)
1977-02-14
US4037044A
(en)
1977-07-19
JPS5523433B2
(en)
1980-06-23
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Legal Events
Date
Code
Title
Description
1980-01-23
PS
Patent sealed [section 19, patents act 1949]
1983-03-09
PCNP
Patent ceased through non-payment of renewal fee
