GB1205053A - Electronic control circuits - Google Patents

Electronic control circuits

Info

Publication number
GB1205053A
GB1205053A GB43337/67A GB4333767A GB1205053A GB 1205053 A GB1205053 A GB 1205053A GB 43337/67 A GB43337/67 A GB 43337/67A GB 4333767 A GB4333767 A GB 4333767A GB 1205053 A GB1205053 A GB 1205053A
Authority
GB
United Kingdom
Prior art keywords
transistor
diode
voltage
capacitor
signal
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
GB43337/67A
Other languages
English (en)
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.)
Ex-Cell-O Corp
Original Assignee
Ex-Cell-O 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.)
Filing date
Publication date
Application filed by Ex-Cell-O Corp filed Critical Ex-Cell-O Corp
Publication of GB1205053A publication Critical patent/GB1205053A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
    • H02H1/0015—Using arc detectors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H1/00—Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
    • B23H1/02—Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits or other abnormal discharges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
    • B23H3/02—Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/01—Shaping pulses
    • H03K5/02—Shaping pulses by amplifying

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Arc Welding Control (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
GB43337/67A 1966-10-03 1967-09-22 Electronic control circuits Expired GB1205053A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US58387566A 1966-10-03 1966-10-03

Publications (1)

Publication Number Publication Date
GB1205053A true GB1205053A (en) 1970-09-16

Family

ID=24334948

Family Applications (1)

Application Number Title Priority Date Filing Date
GB43337/67A Expired GB1205053A (en) 1966-10-03 1967-09-22 Electronic control circuits

Country Status (4)

Country Link
US (1) US3591851A (enExample)
JP (1) JPS4825869B1 (enExample)
CA (1) CA942844A (enExample)
GB (1) GB1205053A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7008914A (enExample) * 1970-06-18 1971-12-21
US4389578A (en) * 1976-07-06 1983-06-21 Wagner Delmer W Controlled gate circuit
JPS55101327A (en) * 1979-12-28 1980-08-02 Mitsubishi Electric Corp Inter-pole abnormal phenomenon detector for electrolytic working
JPS61188771U (enExample) * 1985-05-14 1986-11-25
US5889262A (en) * 1997-05-15 1999-03-30 Seah Steel Corporation System for and method of automatically controlling amount of input heat in high-frequency electric resistance welding machine
DE602005023980D1 (de) * 2005-08-01 2010-11-18 Agie Charmilles S A Verfahren und Generator für Funkenerosionsbearbeitung

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2939018A (en) * 1955-12-09 1960-05-31 Gen Telephone Lab Inc Transistor trigger circuit
US2942189A (en) * 1958-01-31 1960-06-21 James J Shea Transistorized circuit to indicate the absence or presence of a positive or negative pulse
NL245629A (enExample) * 1958-11-26
NL254242A (enExample) * 1959-07-27
US3138690A (en) * 1961-04-13 1964-06-23 Elox Corp Michigan Fail safe power feed system
US3286127A (en) * 1961-05-18 1966-11-15 Cincinnati Milling Machine Co Electric discharge machining apparatus with current control means
US3257580A (en) * 1961-05-26 1966-06-21 Elox Corp Michigan Fault detection and cut-off circuit for electrical discharge machining apparatus
US3289040A (en) * 1961-06-23 1966-11-29 Elox Corp Michigan Current pulsing circuit
US3171892A (en) * 1961-06-27 1965-03-02 Pantle Jorge Oltvani Electronic apparatus for the observation of signals of biological origin
US3275898A (en) * 1963-07-10 1966-09-27 Nat Tank Co Voltage control circuit for converting irregular voltage spikes to pulses of predetermined amplitude and duration
US3286200A (en) * 1964-02-18 1966-11-15 Orson G Foulger Pulse-amplitude to pulse-duration converter apparatus
US3378781A (en) * 1965-01-04 1968-04-16 Honeywell Inc Control apparatus
GB1081572A (en) * 1965-02-19 1967-08-31 Sparcatron Ltd Improvements in the electro-erosion of electrically conductive materials
US3378698A (en) * 1965-04-23 1968-04-16 Minnesota Mining & Mfg Pulse responsive control unit
US3353035A (en) * 1965-06-28 1967-11-14 Dominion Electrohome Ind Ltd Triggered marker generator with feedback network for holding off undesired signals

Also Published As

Publication number Publication date
CA942844A (en) 1974-02-26
DE1588175B2 (de) 1973-12-06
US3591851A (en) 1971-07-06
JPS4825869B1 (enExample) 1973-08-01
DE1588175A1 (de) 1971-11-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees