DE250720C - - Google Patents
Info
- Publication number
- DE250720C DE250720C DENDAT250720D DE250720DA DE250720C DE 250720 C DE250720 C DE 250720C DE NDAT250720 D DENDAT250720 D DE NDAT250720D DE 250720D A DE250720D A DE 250720DA DE 250720 C DE250720 C DE 250720C
- Authority
- DE
- Germany
- Prior art keywords
- mercury
- piston
- basket
- displacer
- iron
- 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.)
- Active
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 22
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 19
- 229910052753 mercury Inorganic materials 0.000 claims description 19
- 229910052742 iron Inorganic materials 0.000 claims description 11
- 239000011521 glass Substances 0.000 claims description 9
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 238000013016 damping Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H29/00—Switches having at least one liquid contact
- H01H29/18—Switches having at least one liquid contact with level of surface of contact liquid displaced by non-electrical contact-making plunger
Landscapes
- Fluid-Damping Devices (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE250720C true DE250720C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=509223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT250720D Active DE250720C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE250720C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE744476C (de) * | 1936-07-23 | 1944-01-19 | Charles Ramelot | Elektromagnetisches UEberstrom-Primaerrelais fuer Hochspannungsschalter |
| DE890218C (de) * | 1942-07-11 | 1953-10-29 | Eberle & Co | Quecksilberschaltroehre fuer verzoegerte Schaltung |
| DE947913C (de) * | 1952-02-14 | 1956-08-23 | Nikolaus Laing | Elektromagnetischer Schutzschalter |
| DE1089448B (de) * | 1955-11-07 | 1960-09-22 | Jean Ghys | Elektrisches Quecksilberverzoegerungs-relais |
| US5419373A (en) * | 1991-07-25 | 1995-05-30 | May; Clifford H. | Filter support tube for a filter cartridge |
-
0
- DE DENDAT250720D patent/DE250720C/de active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE744476C (de) * | 1936-07-23 | 1944-01-19 | Charles Ramelot | Elektromagnetisches UEberstrom-Primaerrelais fuer Hochspannungsschalter |
| DE890218C (de) * | 1942-07-11 | 1953-10-29 | Eberle & Co | Quecksilberschaltroehre fuer verzoegerte Schaltung |
| DE947913C (de) * | 1952-02-14 | 1956-08-23 | Nikolaus Laing | Elektromagnetischer Schutzschalter |
| DE1089448B (de) * | 1955-11-07 | 1960-09-22 | Jean Ghys | Elektrisches Quecksilberverzoegerungs-relais |
| US5419373A (en) * | 1991-07-25 | 1995-05-30 | May; Clifford H. | Filter support tube for a filter cartridge |
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