CA2145779C - Appareil de soudage par resistance en c.c. - Google Patents
Appareil de soudage par resistance en c.c.Info
- Publication number
- CA2145779C CA2145779C CA002145779A CA2145779A CA2145779C CA 2145779 C CA2145779 C CA 2145779C CA 002145779 A CA002145779 A CA 002145779A CA 2145779 A CA2145779 A CA 2145779A CA 2145779 C CA2145779 C CA 2145779C
- Authority
- CA
- Canada
- Prior art keywords
- welding
- signal
- current
- resistance
- workpieces
- 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 - Fee Related
Links
- 238000003466 welding Methods 0.000 title claims abstract description 357
- 230000008859 change Effects 0.000 claims abstract description 14
- 230000004044 response Effects 0.000 claims abstract description 12
- 230000000875 corresponding effect Effects 0.000 description 24
- 238000004804 winding Methods 0.000 description 20
- 239000004065 semiconductor Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 13
- 230000009471 action Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 239000003990 capacitor Substances 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 230000005355 Hall effect Effects 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 241001052209 Cylinder Species 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- QHGVXILFMXYDRS-UHFFFAOYSA-N pyraclofos Chemical compound C1=C(OP(=O)(OCC)SCCC)C=NN1C1=CC=C(Cl)C=C1 QHGVXILFMXYDRS-UHFFFAOYSA-N 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000007514 turning Methods 0.000 description 2
- 241001269524 Dura Species 0.000 description 1
- 101150087426 Gnal gene Proteins 0.000 description 1
- 101100400378 Mus musculus Marveld2 gene Proteins 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- OWZREIFADZCYQD-NSHGMRRFSA-N deltamethrin Chemical group CC1(C)[C@@H](C=C(Br)Br)[C@H]1C(=O)O[C@H](C#N)C1=CC=CC(OC=2C=CC=CC=2)=C1 OWZREIFADZCYQD-NSHGMRRFSA-N 0.000 description 1
- 230000002500 effect on skin Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
Landscapes
- Generation Of Surge Voltage And Current (AREA)
- Resistance Welding (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63290949A JPH0681671B2 (ja) | 1988-11-17 | 1988-11-17 | 直流抵抗溶接装置 |
| JP63-290949 | 1988-11-17 | ||
| JP1-085210 | 1989-04-04 | ||
| JP1085210A JP2635760B2 (ja) | 1989-04-04 | 1989-04-04 | インバータ式スポット抵抗溶接機 |
| JP1-244501 | 1989-09-20 | ||
| JP1244501A JPH0780057B2 (ja) | 1989-09-20 | 1989-09-20 | 直流抵抗溶接装置 |
| CA002003245A CA2003245C (fr) | 1988-11-17 | 1989-11-17 | Appareil de soudage par resistance au courant continu |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002003245A Division CA2003245C (fr) | 1988-11-17 | 1989-11-17 | Appareil de soudage par resistance au courant continu |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2145779C true CA2145779C (fr) | 1997-10-14 |
Family
ID=27426784
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002145779A Expired - Fee Related CA2145779C (fr) | 1988-11-17 | 1989-11-17 | Appareil de soudage par resistance en c.c. |
| CA002145780A Expired - Fee Related CA2145780C (fr) | 1988-11-17 | 1989-11-17 | Appareil de soudage par resistance en c.c. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002145780A Expired - Fee Related CA2145780C (fr) | 1988-11-17 | 1989-11-17 | Appareil de soudage par resistance en c.c. |
Country Status (1)
| Country | Link |
|---|---|
| CA (2) | CA2145779C (fr) |
-
1989
- 1989-11-17 CA CA002145779A patent/CA2145779C/fr not_active Expired - Fee Related
- 1989-11-17 CA CA002145780A patent/CA2145780C/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CA2145780C (fr) | 1997-10-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |