NL6630C - - Google Patents
Info
- Publication number
- NL6630C NL6630C NL6630DA NL6630C NL 6630 C NL6630 C NL 6630C NL 6630D A NL6630D A NL 6630DA NL 6630 C NL6630 C NL 6630C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H29/00—Switches having at least one liquid contact
- H01H29/02—Details
- H01H29/08—Means for introducing a predetermined time delay
- H01H29/10—Means for introducing a predetermined time delay by constricting the flow of the contact liquid
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE335668T | 1919-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6630C true NL6630C (fr) | 1922-02-15 |
Family
ID=38137395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6630D NL6630C (fr) | 1919-12-15 | 1920-05-03 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1426875A (fr) |
| DE (1) | DE335668C (fr) |
| FR (1) | FR533247A (fr) |
| GB (1) | GB155256A (fr) |
| NL (1) | NL6630C (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE740686C (de) * | 1941-01-22 | 1944-06-21 | Schmidt Max | Kniefoermige kippbare Quecksilberschaltroehre |
| US3325607A (en) * | 1960-07-08 | 1967-06-13 | Elco Corp | Mercury time delay switch |
-
1919
- 1919-12-15 DE DE1919335668D patent/DE335668C/de not_active Expired
-
1920
- 1920-05-03 NL NL6630D patent/NL6630C/xx active
- 1920-11-29 US US42712120 patent/US1426875A/en not_active Expired - Lifetime
- 1920-12-10 GB GB34903/20A patent/GB155256A/en not_active Expired
- 1920-12-13 FR FR533247D patent/FR533247A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB155256A (en) | 1921-05-12 |
| FR533247A (fr) | 1922-02-25 |
| US1426875A (en) | 1922-08-22 |
| DE335668C (de) | 1921-04-12 |