DE207940C - - Google Patents
Info
- Publication number
- DE207940C DE207940C DENDAT207940D DE207940DA DE207940C DE 207940 C DE207940 C DE 207940C DE NDAT207940 D DENDAT207940 D DE NDAT207940D DE 207940D A DE207940D A DE 207940DA DE 207940 C DE207940 C DE 207940C
- Authority
- DE
- Germany
- Prior art keywords
- barometer
- scale
- vacuum
- pointer
- vacuum meter
- 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
- 238000000034 method Methods 0.000 claims description 4
- 230000009347 mechanical transmission Effects 0.000 claims description 2
- 238000010790 dilution Methods 0.000 claims 1
- 239000012895 dilution Substances 0.000 claims 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
- G01L7/18—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements using liquid as the pressure-sensitive medium, e.g. liquid-column gauges
- G01L7/20—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements using liquid as the pressure-sensitive medium, e.g. liquid-column gauges involving a closed chamber above the liquid level, the chamber being exhausted or housing low-pressure gas; Liquid barometers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE207940C true DE207940C (cs) |
Family
ID=470009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT207940D Active DE207940C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE207940C (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005102151A3 (en) * | 2004-04-27 | 2005-12-29 | Eth Zuerich | Passive sensor with wireless transmission |
-
0
- DE DENDAT207940D patent/DE207940C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005102151A3 (en) * | 2004-04-27 | 2005-12-29 | Eth Zuerich | Passive sensor with wireless transmission |
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