GB939679A - Improvements in or relating to electrolytic erosion processes - Google Patents
Improvements in or relating to electrolytic erosion processesInfo
- Publication number
- GB939679A GB939679A GB42335/60A GB4233560A GB939679A GB 939679 A GB939679 A GB 939679A GB 42335/60 A GB42335/60 A GB 42335/60A GB 4233560 A GB4233560 A GB 4233560A GB 939679 A GB939679 A GB 939679A
- Authority
- GB
- United Kingdom
- Prior art keywords
- voltage
- rectifiers
- condenser
- circuit
- ignition
- 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
Links
Classifications
-
- 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
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/145—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
- H02M7/155—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
- H02M7/162—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only in a bridge configuration
- H02M7/1623—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only in a bridge configuration with control circuit
- H02M7/1626—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only in a bridge configuration with control circuit with automatic control of the output voltage or current
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Generation Of Surge Voltage And Current (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH8162559A CH382324A (de) | 1959-12-09 | 1959-12-09 | Schaltanordnung für die elektrolytische Erosion mit automatischer Lichtbogen- und Funkenunterdrückung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB939679A true GB939679A (en) | 1963-10-16 |
Family
ID=4538981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB42335/60A Expired GB939679A (en) | 1959-12-09 | 1960-12-08 | Improvements in or relating to electrolytic erosion processes |
Country Status (6)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3192466A (en) * | 1961-10-23 | 1965-06-29 | Gen Electric | Silicon controlled rectifier circuit employing an r-c phase controlled unijunction transistor firing means connected directly across an alternating supply |
| CH425031A (fr) * | 1965-09-21 | 1966-11-30 | Charmilles Sa Ateliers | Source d'alimentation pour machine d'usinage électrolytique |
| US3458726A (en) * | 1966-02-14 | 1969-07-29 | Webb James E | Power control circuit |
| US3530270A (en) * | 1966-08-30 | 1970-09-22 | Gen Motors Corp | Electrical discharge machining apparatus |
| NL7509529A (nl) * | 1975-08-11 | 1977-02-15 | Ultra Centrifuge Nederland Nv | Werkwijze voor het bewerken van electrisch ge- leidende stoffen door electrochemische aantas- ting. |
| DE2944505C2 (de) * | 1979-11-03 | 1985-09-05 | Aeg-Elotherm Gmbh, 5630 Remscheid | Verfahren zur elektrochemischen Bearbeitung eines metallenen Werkstückes und Einrichtung zur Durchführung dieses Verfahrens |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2826540A (en) * | 1952-09-18 | 1958-03-11 | George F Keeleric | Method and apparatus for electrolytic cutting, shaping, and grinding |
| US2769078A (en) * | 1953-02-25 | 1956-10-30 | Elox Corp Michigan | Arc machining |
| GB812012A (en) * | 1956-04-12 | 1959-04-15 | Sparcatron Ltd | Improvements in the electric disintegration of conductive materials |
| US2901588A (en) * | 1956-04-17 | 1959-08-25 | Elox Corp Michigan | Method and apparatus for automatic electric discharge maching |
| US2887561A (en) * | 1956-06-08 | 1959-05-19 | Firth Sterling Inc | Control for spark machining apparatus |
| GB843547A (en) * | 1956-08-16 | 1960-08-04 | Gkn Group Services Ltd | Improvements relating to spark machining apparatus |
| LU36326A1 (US08177716-20120515-C00003.png) * | 1957-08-07 | |||
| US2951969A (en) * | 1957-12-12 | 1960-09-06 | Elox Corp Michigan | Edm pulsing circuit |
| US2951930A (en) * | 1958-02-26 | 1960-09-06 | Elox Corp Michigan | Pulsed arc machining |
-
0
- NL NL124255D patent/NL124255C/xx active
- NL NL258860D patent/NL258860A/xx unknown
-
1959
- 1959-12-09 CH CH8162559A patent/CH382324A/de unknown
-
1960
- 1960-12-05 DE DEA36214A patent/DE1130542B/de active Pending
- 1960-12-05 US US73566A patent/US3129357A/en not_active Expired - Lifetime
- 1960-12-08 FR FR846330A patent/FR1280813A/fr not_active Expired
- 1960-12-08 GB GB42335/60A patent/GB939679A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL258860A (US08177716-20120515-C00003.png) | |
| FR1280813A (fr) | 1962-01-08 |
| DE1130542B (de) | 1962-05-30 |
| CH382324A (de) | 1964-09-30 |
| US3129357A (en) | 1964-04-14 |
| NL124255C (US08177716-20120515-C00003.png) |
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