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Class Information
Number: 363/85
Name: Electric power conversion systems > Current conversion > With condition responsive means to control the output voltage or current > Cooperating separate sensing and control means > For rectifier system > With thyristor control means in the line circuit
Description: Subject matter having a thyristor in the line circuit, the operation of which is controlled by condition responsive means.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7394675 |
Power supplying apparatus and power supplying method |
Jul. 1, 2008 |
| 7269039 |
Method and device for producing rectifier gating signals using feed forward control |
Sep. 11, 2007 |
| 7187569 |
Signal generation apparatus and method for seafloor electromagnetic exploration |
Mar. 6, 2007 |
| 7050313 |
Aircraft AC-DC converter |
May. 23, 2006 |
| 6377482 |
Device and method for line-voltage dependent thyristor controlled pre-charging of output capacitors in a three-level pulse rectifier system |
Apr. 23, 2002 |
| 6055167 |
Pulse width modulated boost converter integrated with power factor correction circuit |
Apr. 25, 2000 |
| 6018473 |
Power supply and printing machine containing same |
Jan. 25, 2000 |
| 5923550 |
Interference reduction by harmonic phase shift in multiple PWM rectifier operation |
Jul. 13, 1999 |
| 5852556 |
Power converter |
Dec. 22, 1998 |
| 5742189 |
Frequency conversion circuit and radio communication apparatus with the same |
Apr. 21, 1998 |
| 5572415 |
DC voltage supply circuit for rectifying an AC input voltage to provide a substantially constant DC output voltage |
Nov. 5, 1996 |
| 5513093 |
Reduced open circuit voltage power supply and method of producing therefor |
Apr. 30, 1996 |
| 5485362 |
Resonant power converter for changing the magnitude of a DC voltage |
Jan. 16, 1996 |
| 5483192 |
Gate power supply circuit |
Jan. 9, 1996 |
| 5430637 |
Method and apparatus for power supply with gated charge filter |
Jul. 4, 1995 |
| 5260863 |
Control of a discontinuous current by a thyristor rectifier with inductive load |
Nov. 9, 1993 |
| 5155673 |
Thyristor converter protection method and apparatus |
Oct. 13, 1992 |
| 4959321 |
Cell fusion apparatus |
Sep. 25, 1990 |
| 4868731 |
Gate control circuit for a GTO thyristor |
Sep. 19, 1989 |
| 4833587 |
Semiconductor switching circuit |
May. 23, 1989 |
| 4775925 |
Method and apparatus for determining the control electrode to cathode junction voltage of a control turn-off semiconductor device and use of such determined voltage in the control of the devic |
Oct. 4, 1988 |
| 4730352 |
Supply circuit for an X-ray emitter usable in radiology |
Mar. 8, 1988 |
| 4730245 |
Power cut detection apparatus for power converter |
Mar. 8, 1988 |
| 4593348 |
Device for the generation of regulated and/or adjustable direct voltages or direct currents |
Jun. 3, 1986 |
| 4547843 |
Multiple output DC power supply |
Oct. 15, 1985 |
| 4504777 |
Control circuit for holding constant the operating voltage of an electric load |
Mar. 12, 1985 |
| 4480298 |
Multiple output DC-to-DC voltage converter apparatus |
Oct. 30, 1984 |
| 4456871 |
Power supply for electronic control system |
Jun. 26, 1984 |
| 4322817 |
Switching regulated pulse width modulated push-pull converter |
Mar. 30, 1982 |
| 4257091 |
Electrical power converter thyristor firing circuit having noise immunity |
Mar. 17, 1981 |
| 4228494 |
Constant current source |
Oct. 14, 1980 |
| 4222097 |
Control of high-voltage D.C. transmission systems |
Sep. 9, 1980 |
| 4209738 |
Regulation circuit |
Jun. 24, 1980 |
| 4204267 |
Digital control device for d.c. thyristor-pulse converter |
May. 20, 1980 |
| 4164016 |
Current sensing system |
Aug. 7, 1979 |
| 4152758 |
Control logic for a phase controlled rectifier system |
May. 1, 1979 |
| 4122517 |
Thyristor control method for thyristor AC-DC converter |
Oct. 24, 1978 |
| 4118768 |
Demand controlled preregulating rectifier circuit for power supplies |
Oct. 3, 1978 |
| 4084221 |
High-voltage thyristor converter |
Apr. 11, 1978 |
| 4072889 |
Electronically stabilized feeder device for the supply of DC current |
Feb. 7, 1978 |
| 3991359 |
Power regulation system |
Nov. 9, 1976 |
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