BE451244A - - Google Patents
Info
- Publication number
- BE451244A BE451244A BE451244DA BE451244A BE 451244 A BE451244 A BE 451244A BE 451244D A BE451244D A BE 451244DA BE 451244 A BE451244 A BE 451244A
- Authority
- BE
- Belgium
- Prior art keywords
- period
- polarity
- alternating voltage
- switching
- last
- Prior art date
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/01—Relays in which the armature is maintained in one position by a permanent magnet and freed by energisation of a coil producing an opposing magnetic field
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Relay Circuits (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE451244A true BE451244A (en:Method) |
Family
ID=106135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE451244D BE451244A (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE451244A (en:Method) |
-
0
- BE BE451244D patent/BE451244A/fr unknown
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