DE242911C - - Google Patents
Info
- Publication number
- DE242911C DE242911C DENDAT242911D DE242911DA DE242911C DE 242911 C DE242911 C DE 242911C DE NDAT242911 D DENDAT242911 D DE NDAT242911D DE 242911D A DE242911D A DE 242911DA DE 242911 C DE242911 C DE 242911C
- Authority
- DE
- Germany
- Prior art keywords
- piston
- mercury
- vacuum
- pump
- cylinder
- 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
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 46
- 229910052753 mercury Inorganic materials 0.000 claims description 46
- 238000007789 sealing Methods 0.000 claims description 4
- 230000005499 meniscus Effects 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000010956 nickel silver Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 claims description 2
- 238000005192 partition Methods 0.000 claims 2
- 230000000149 penetrating effect Effects 0.000 claims 2
- 239000000499 gel Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000012986 modification Methods 0.000 claims 1
- 230000004048 modification Effects 0.000 claims 1
- 150000002816 nickel compounds Chemical class 0.000 claims 1
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910000760 Hardened steel Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
- F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
- F04B37/14—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high vacuum
- F04B37/16—Means for nullifying unswept space
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE242911C true DE242911C (enrdf_load_stackoverflow) |
Family
ID=502080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT242911D Active DE242911C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE242911C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT242911D patent/DE242911C/de active Active