FR399257A - Indicateur de vide perfectionné - Google Patents
Indicateur de vide perfectionnéInfo
- Publication number
- FR399257A FR399257A FR399257DA FR399257A FR 399257 A FR399257 A FR 399257A FR 399257D A FR399257D A FR 399257DA FR 399257 A FR399257 A FR 399257A
- Authority
- FR
- France
- Prior art keywords
- vacuum indicator
- advanced vacuum
- advanced
- indicator
- vacuum
- 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.)
- Expired
Links
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
- G01L7/02—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges
- G01L7/04—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges in the form of flexible, deformable tubes, e.g. Bourdon gauges
- G01L7/041—Construction or mounting of deformable tubes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR399257T | 1909-02-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR399257A true FR399257A (fr) | 1909-06-25 |
Family
ID=1444226
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR399257D Expired FR399257A (fr) | 1909-02-08 | 1909-02-08 | Indicateur de vide perfectionné |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR399257A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE748256C (de) * | 1938-11-10 | 1944-10-30 | Druckmesser mit Roehrenfeder |
-
1909
- 1909-02-08 FR FR399257D patent/FR399257A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE748256C (de) * | 1938-11-10 | 1944-10-30 | Druckmesser mit Roehrenfeder |
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