GB758971A - Improvements in or relating to devices for controlling the welding times and intervals in resistance welding apparatus - Google Patents

Improvements in or relating to devices for controlling the welding times and intervals in resistance welding apparatus

Info

Publication number
GB758971A
GB758971A GB14193/54A GB1419354A GB758971A GB 758971 A GB758971 A GB 758971A GB 14193/54 A GB14193/54 A GB 14193/54A GB 1419354 A GB1419354 A GB 1419354A GB 758971 A GB758971 A GB 758971A
Authority
GB
United Kingdom
Prior art keywords
transformer
tube
oscillator
pulses
control
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
GB14193/54A
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries Ltd
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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB758971A publication Critical patent/GB758971A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/24—Electric supply or control circuits therefor
    • B23K11/248—Electric supplies using discharge tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Generation Of Surge Voltage And Current (AREA)
  • Arc Welding Control (AREA)
GB14193/54A 1953-05-18 1954-05-14 Improvements in or relating to devices for controlling the welding times and intervals in resistance welding apparatus Expired GB758971A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL758971X 1953-05-18

Publications (1)

Publication Number Publication Date
GB758971A true GB758971A (en) 1956-10-10

Family

ID=19825358

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14193/54A Expired GB758971A (en) 1953-05-18 1954-05-14 Improvements in or relating to devices for controlling the welding times and intervals in resistance welding apparatus

Country Status (5)

Country Link
BE (1) BE527482A (enrdf_load_stackoverflow)
DE (1) DE974592C (enrdf_load_stackoverflow)
FR (1) FR1100720A (enrdf_load_stackoverflow)
GB (1) GB758971A (enrdf_load_stackoverflow)
NL (2) NL86337C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
DE974592C (de) 1961-02-23
NL86337C (enrdf_load_stackoverflow)
NL178413B (nl)
BE527482A (enrdf_load_stackoverflow)
FR1100720A (fr) 1955-09-23

Similar Documents

Publication Publication Date Title
GB976627A (en) Switching circuits
US2688075A (en) Sawtooth wave generator
US2581199A (en) Sawtooth wave generator
US3303359A (en) Linear ramp generator
US2411062A (en) Blocking impulse generator
GB758971A (en) Improvements in or relating to devices for controlling the welding times and intervals in resistance welding apparatus
US3300733A (en) Relaxation oscillator modulated by another relaxation oscillator
US2614222A (en) Wave generating circuits
US3387143A (en) Preset pulse counter
GB1010328A (en) Improvements in or relating to pulse generating circuits
US2855544A (en) Method of and system for operating gaseous-discharge devices
US2524710A (en) Pulse generator system
US3075149A (en) Voltage and frequency memory system
US2578525A (en) Electronic control
US2962664A (en) Pulse-forming circuit
US2603752A (en) Voltage pulse generator
US3139532A (en) Blocking oscillator frequency divider using a non-linear feedback amplifier for stabilization
US2541824A (en) Electronic integrating circuit
US2633530A (en) Pulse generating circuit
US3179893A (en) Variable pulse width generator controlled by varying of d.c. screen grid potential
US2506529A (en) Electronic pulse generator
GB1090454A (en) Shock excited resonant circuit sweep voltage generator
US2885554A (en) Pulse generator
GB741482A (en) Improvements in or relating to circuit arrangements providing a variable phase shift
US2585093A (en) Triangular pulse generator