NL52571C - - Google Patents
Info
- Publication number
- NL52571C NL52571C NL52571DA NL52571C NL 52571 C NL52571 C NL 52571C NL 52571D A NL52571D A NL 52571DA NL 52571 C NL52571 C NL 52571C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/28—Relays having both armature and contacts within a sealed casing outside which the operating coil is located, e.g. contact carried by a magnetic leaf spring or reed
-
- 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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE205661X | 1937-08-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL52571C true NL52571C (zh) |
Family
ID=5788396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL52571D NL52571C (zh) | 1937-08-13 |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH205661A (zh) |
| FR (1) | FR841975A (zh) |
| GB (1) | GB509873A (zh) |
| NL (1) | NL52571C (zh) |
-
0
- NL NL52571D patent/NL52571C/xx active
-
1938
- 1938-08-04 CH CH205661D patent/CH205661A/de unknown
- 1938-08-10 FR FR841975D patent/FR841975A/fr not_active Expired
- 1938-08-12 GB GB23839/38A patent/GB509873A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB509873A (en) | 1939-07-24 |
| CH205661A (de) | 1939-06-30 |
| FR841975A (fr) | 1939-06-02 |