NL169837B - Lastoorts voor het booglassen. - Google Patents

Lastoorts voor het booglassen.

Info

Publication number
NL169837B
NL169837B NLAANVRAGE7314927,A NL169837DA NL169837B NL 169837 B NL169837 B NL 169837B NL 169837D A NL169837D A NL 169837DA NL 169837 B NL169837 B NL 169837B
Authority
NL
Netherlands
Prior art keywords
welding
torch
arc
arc welding
welding torch
Prior art date
Application number
NLAANVRAGE7314927,A
Other languages
English (en)
Dutch (nl)
Inventor
Wilhelmus Gerardus Essers
Gerrit Willem Dr Ir Tichelaar
Original Assignee
Philips Nv
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.)
Publication of NL169837B publication Critical patent/NL169837B/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/26—Push-pull amplifiers; Phase-splitters therefor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • H03F3/3066—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the collectors of complementary power transistors being connected to the output

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Amplitude Modulation (AREA)
NLAANVRAGE7314927,A 1951-09-18 Lastoorts voor het booglassen. NL169837B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US247155A US2666819A (en) 1951-09-18 1951-09-18 Balanced amplifier employing transistors of complementary characteristics

Publications (1)

Publication Number Publication Date
NL169837B true NL169837B (nl)

Family

ID=22933796

Family Applications (2)

Application Number Title Priority Date Filing Date
NLAANVRAGE7314927,A NL169837B (nl) 1951-09-18 Lastoorts voor het booglassen.
NL94437D NL94437C (fr) 1951-09-18

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL94437D NL94437C (fr) 1951-09-18

Country Status (6)

Country Link
US (1) US2666819A (fr)
BE (1) BE512181A (fr)
DE (1) DE942748C (fr)
FR (1) FR1060096A (fr)
GB (1) GB714986A (fr)
NL (2) NL94437C (fr)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2744198A (en) * 1951-11-02 1956-05-01 Bell Telephone Labor Inc Transistor trigger circuits
BE523250A (fr) * 1952-11-05
BE524024A (fr) * 1952-11-07
US2985841A (en) * 1952-11-14 1961-05-23 Rca Corp Power amplifiers
NL182821B (nl) * 1952-11-15 Wurth Anciens Ets Paul Vulinstallatie voor een schachtoven.
BE524278A (fr) * 1952-11-15
BE526444A (fr) * 1953-02-13
US2762870A (en) * 1953-05-28 1956-09-11 Rca Corp Push-pull complementary type transistor amplifier
US2890418A (en) * 1953-09-18 1959-06-09 Rca Corp Non-linear semi-conductor signal translating circuits
US2924778A (en) * 1953-09-30 1960-02-09 Rca Corp Semi-conductor signal conveying circuits
US2802067A (en) * 1953-09-30 1957-08-06 Rca Corp Symmetrical direct current stabilization in semiconductor amplifiers
US2782267A (en) * 1953-10-08 1957-02-19 North American Aviation Inc Push-pull transistor amplifier
US2788493A (en) * 1953-10-28 1957-04-09 Rca Corp Modulated semi-conductor oscillator circuit
US2873367A (en) * 1953-11-19 1959-02-10 Rca Corp Angle modulation detector
NL92537C (fr) * 1953-12-04
US2919355A (en) * 1953-12-31 1959-12-29 Sylvania Electric Prod Bi-stable transistor circuit
US2819352A (en) * 1954-01-29 1958-01-07 Gen Precision Lab Inc Transistor magnetic amplifier circuit
BE536128A (fr) * 1954-03-01
US2885495A (en) * 1954-03-24 1959-05-05 Rca Corp Emitter coupled transistor amplifier
US2922051A (en) * 1954-04-05 1960-01-19 Westinghouse Electric Corp Low voltage inverting device
US2856520A (en) * 1954-04-30 1958-10-14 Rca Corp Oscillator using point contact and junction transistors for improved frequency stability
US2791645A (en) * 1954-05-04 1957-05-07 Carlton E Bessey Transistor amplifier
US2924757A (en) * 1954-06-18 1960-02-09 Barber Colman Co Phase-sensitive amplifier
US2764687A (en) * 1954-07-19 1956-09-25 Hoffman Electronics Corp Transistor automatic frequency control
US2932794A (en) * 1954-07-29 1960-04-12 Motorola Inc Subcarrier separation system
US2895058A (en) * 1954-09-23 1959-07-14 Rca Corp Semiconductor devices and systems
BE542318A (fr) * 1954-10-26
US2892165A (en) * 1954-10-27 1959-06-23 Rca Corp Temperature stabilized two-terminal semi-conductor filter circuit
US2981895A (en) * 1954-11-29 1961-04-25 Rca Corp Series energized transistor amplifier
US2886754A (en) * 1955-03-24 1959-05-12 Honeywell Regulator Co Push-pull motor drive circuit
US2820199A (en) * 1955-05-25 1958-01-14 Philips Corp Push-pull modulator
US2898476A (en) * 1955-07-05 1959-08-04 Honeywell Regulator Co Transistor control apparatus
US3113217A (en) * 1955-08-03 1963-12-03 Sylvania Electric Prod Trigger circuits employing transistors of complementary characteristics
US2916636A (en) * 1955-08-09 1959-12-08 Thompson Ramo Wooldridge Inc Current feedback multivibrator utilizing transistors
US2860195A (en) * 1955-09-07 1958-11-11 Rca Corp Semi-conductor amplifier circuit
US2938174A (en) * 1955-09-14 1960-05-24 Honeywell Regulator Co Condition responsive apparatus
US2901612A (en) * 1955-12-29 1959-08-25 Sylvania Electric Prod Phase shift detector
US2851542A (en) * 1956-05-17 1958-09-09 Rca Corp Transistor signal amplifier circuits
US2945187A (en) * 1956-08-24 1960-07-12 Phillips Petroleum Co Temperature compensated transistor amplifier
US3157817A (en) * 1959-08-24 1964-11-17 Sony Corp Transformer circuit for balancing current flow through parallel semiconductors
DE1185255B (de) * 1962-08-01 1965-01-14 Telefunken Patent Gegentakt-Kettenverstaerker

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2370221A (en) * 1942-07-22 1945-02-27 Bell Telephone Labor Inc Electric wave circuits
BE495936A (fr) * 1949-10-11
US2570938A (en) * 1950-06-24 1951-10-09 Rca Corp Variable reactance transistor circuit

Also Published As

Publication number Publication date
FR1060096A (fr) 1954-03-30
NL94437C (fr)
BE512181A (fr)
GB714986A (en) 1954-09-08
DE942748C (de) 1956-05-09
US2666819A (en) 1954-01-19

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