NL7304760A - - Google Patents
Info
- Publication number
- NL7304760A NL7304760A NL7304760A NL7304760A NL7304760A NL 7304760 A NL7304760 A NL 7304760A NL 7304760 A NL7304760 A NL 7304760A NL 7304760 A NL7304760 A NL 7304760A NL 7304760 A NL7304760 A NL 7304760A
- Authority
- NL
- Netherlands
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
- B23K11/25—Monitoring devices
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
- G05F1/40—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices
- G05F1/44—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
- G05F1/40—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices
- G05F1/44—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only
- G05F1/45—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only being controlled rectifiers in series with the load
- G05F1/455—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only being controlled rectifiers in series with the load with phase control
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Arc Welding Control (AREA)
- Control Of Electrical Variables (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47034985A JPS5232060B2 (xx) | 1972-04-06 | 1972-04-06 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7304760A true NL7304760A (xx) | 1973-10-09 |
NL169838B NL169838B (nl) | 1982-04-01 |
NL169838C NL169838C (nl) | 1982-09-01 |
Family
ID=12429423
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7304760,A NL169838C (nl) | 1972-04-06 | 1973-04-05 | Inrichting voor het regelen van het door een voedingswisselspanning aan een belastingstransformator geleverd vermogen. |
Country Status (7)
Country | Link |
---|---|
US (1) | US3875367A (xx) |
JP (1) | JPS5232060B2 (xx) |
CA (1) | CA975061A (xx) |
DE (1) | DE2317383C2 (xx) |
FR (1) | FR2179230B1 (xx) |
GB (1) | GB1425601A (xx) |
NL (1) | NL169838C (xx) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1005538B (it) * | 1973-11-13 | 1976-09-30 | Axis Spa | Controllo elettronico per macchina saldatrice per collettori di motori elettrici e per altri impieghi con mezzi di controllo dell andamento della saldatura |
US4076974A (en) * | 1975-12-17 | 1978-02-28 | Technitron, Inc. | Current control device and method |
JPS54150783A (en) * | 1978-05-19 | 1979-11-27 | Hitachi Ltd | Fume exhauster |
FR2429071A1 (fr) * | 1978-06-23 | 1980-01-18 | Nippon Steel Corp | Appareil de surveillance et de commande d'un phenomene de soudage dans une soudure electrique par resistance |
US4289948A (en) * | 1979-07-17 | 1981-09-15 | Square D Company | Automatic voltage compensation for digital welder control system |
DE3173392D1 (en) * | 1980-10-16 | 1986-02-13 | Square D Co | Feedback welder control system |
EP0065958A1 (en) * | 1980-10-16 | 1982-12-08 | Square D Company | Feedback welder control system |
US4499363A (en) * | 1981-07-30 | 1985-02-12 | Tokyo Shibaura Denki Kabushiki Kaisha | DC Power source |
JPH0177824U (xx) * | 1987-11-12 | 1989-05-25 | ||
US5310984A (en) * | 1992-11-03 | 1994-05-10 | Hughes Aircraft Company | Line voltage compensation for AC resistance welding systems and the like |
US6392441B1 (en) | 2000-06-13 | 2002-05-21 | Ramtron International Corporation | Fast response circuit |
US20050269297A1 (en) * | 2004-06-04 | 2005-12-08 | Buda Paul R | Resistance weld control with line level compensation |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2393884A (en) * | 1943-04-19 | 1946-01-29 | Budd Edward G Mfg Co | Voltage compensator |
US2617977A (en) * | 1949-04-27 | 1952-11-11 | Westinghouse Electric Corp | Voltage regulating circuit |
US2630557A (en) * | 1951-07-11 | 1953-03-03 | Donald R Middleton | Regulated rectifying apparatus |
GB924553A (en) * | 1959-04-21 | 1963-04-24 | Vectrol Engineering Inc | Improvements in or relating to electrical phase-shifting networks for use in electrical control systems |
US3387112A (en) * | 1964-09-08 | 1968-06-04 | Square D Co | Resistance welder control circuit with up-down slope control and current regulator circuits |
US3414739A (en) * | 1966-01-13 | 1968-12-03 | Minnesota Mining & Mfg | Digital pulse selection device for monitoring a variable condition |
US3504157A (en) * | 1966-05-25 | 1970-03-31 | Robotron Corp | Slope control for resistance welding |
GB1323441A (en) * | 1969-06-20 | 1973-07-18 | Matsushita Electric Ind Co Ltd | Converter for changing alternating current into direct current |
US3681624A (en) * | 1970-12-17 | 1972-08-01 | Cutler Hammer Inc | Unijunction transistor circuit with improved recovery |
-
1972
- 1972-04-06 JP JP47034985A patent/JPS5232060B2/ja not_active Expired
-
1973
- 1973-04-03 CA CA167,826A patent/CA975061A/en not_active Expired
- 1973-04-04 GB GB1611473A patent/GB1425601A/en not_active Expired
- 1973-04-04 US US347817A patent/US3875367A/en not_active Expired - Lifetime
- 1973-04-05 NL NLAANVRAGE7304760,A patent/NL169838C/xx not_active IP Right Cessation
- 1973-04-06 DE DE2317383A patent/DE2317383C2/de not_active Expired
- 1973-04-06 FR FR7312487A patent/FR2179230B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2179230B1 (xx) | 1977-02-11 |
DE2317383C2 (de) | 1986-10-16 |
CA975061A (en) | 1975-09-23 |
US3875367A (en) | 1975-04-01 |
NL169838C (nl) | 1982-09-01 |
FR2179230A1 (xx) | 1973-11-16 |
DE2317383A1 (de) | 1973-10-25 |
GB1425601A (en) | 1976-02-18 |
JPS48101544A (xx) | 1973-12-20 |
NL169838B (nl) | 1982-04-01 |
JPS5232060B2 (xx) | 1977-08-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
V4 | Discontinued because of reaching the maximum lifetime of a patent |