NL6617421A - - Google Patents
Info
- Publication number
- NL6617421A NL6617421A NL6617421A NL6617421A NL6617421A NL 6617421 A NL6617421 A NL 6617421A NL 6617421 A NL6617421 A NL 6617421A NL 6617421 A NL6617421 A NL 6617421A NL 6617421 A NL6617421 A NL 6617421A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/16—Impedances connected with contacts
- H01H33/161—Variable impedances
- H01H33/162—Liquid resistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C10/00—Adjustable resistors
- H01C10/02—Liquid resistors
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Adjustable Resistors (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR42215A FR1492814A (fr) | 1965-12-14 | 1965-12-14 | Dispositif comportant une résistance liquide de niveau variable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL6617421A true NL6617421A (US06229276-20010508-P00022.png) | 1967-06-15 |
| NL154034B NL154034B (nl) | 1977-07-15 |
Family
ID=8595484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6617421A NL154034B (nl) | 1965-12-14 | 1966-12-12 | Variabele vloeistofweerstand. |
Country Status (7)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107230538B (zh) * | 2016-07-15 | 2023-04-18 | 四川弘博新材科技股份有限公司 | 一种工业用自循环流动并冷却的水电阻 |
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1965
- 1965-12-14 FR FR42215A patent/FR1492814A/fr not_active Expired
-
1966
- 1966-12-05 BE BE690723A patent/BE690723A/xx not_active IP Right Cessation
- 1966-12-12 NL NL6617421A patent/NL154034B/xx not_active IP Right Cessation
- 1966-12-13 DE DE1966B0090288 patent/DE1590190B2/de active Granted
- 1966-12-14 ES ES334502A patent/ES334502A1/es not_active Expired
- 1966-12-14 GB GB5603966A patent/GB1129394A/en not_active Expired
- 1966-12-14 JP JP8200866A patent/JPS4938508B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ES334502A1 (es) | 1968-03-01 |
| BE690723A (US06229276-20010508-P00022.png) | 1967-05-16 |
| DE1590190A1 (de) | 1970-07-30 |
| JPS4938508B1 (US06229276-20010508-P00022.png) | 1974-10-18 |
| NL154034B (nl) | 1977-07-15 |
| FR1492814A (fr) | 1967-08-25 |
| DE1590190B2 (de) | 1976-01-29 |
| GB1129394A (en) | 1968-10-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: PRECISION |
|
| V4 | Lapsed because of reaching the maxim lifetime of a patent |