DE3218968A1 - Vorrichtung zur messung des drucks eines in einen kolben eingeschlossenen gases - Google Patents
Vorrichtung zur messung des drucks eines in einen kolben eingeschlossenen gasesInfo
- Publication number
- DE3218968A1 DE3218968A1 DE3218968A DE3218968A DE3218968A1 DE 3218968 A1 DE3218968 A1 DE 3218968A1 DE 3218968 A DE3218968 A DE 3218968A DE 3218968 A DE3218968 A DE 3218968A DE 3218968 A1 DE3218968 A1 DE 3218968A1
- Authority
- DE
- Germany
- Prior art keywords
- piston
- measuring
- pressure
- gas included
- gas
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
- G01L11/02—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by optical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
- G01N21/45—Refractivity; Phase-affecting properties, e.g. optical path length using interferometric methods; using Schlieren methods
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56074850A JPS57190253A (en) | 1981-05-20 | 1981-05-20 | Measuring method for gas pressure of gas sealed in lamp |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3218968A1 true DE3218968A1 (de) | 1982-12-09 |
DE3218968C2 DE3218968C2 (de) | 1986-10-09 |
Family
ID=13559199
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3218968A Expired DE3218968C2 (de) | 1981-05-20 | 1982-05-19 | Vorrichtung zur Messung des Drucks eines in einem Kolben eingeschlossenen Gases |
Country Status (3)
Country | Link |
---|---|
US (1) | US4492469A (de) |
JP (1) | JPS57190253A (de) |
DE (1) | DE3218968C2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200159459Y1 (ko) * | 1997-02-21 | 1999-11-01 | 유무성 | 노광장비용 조명장치 |
AU2003241488B2 (en) * | 2002-05-15 | 2008-01-24 | Cabot Corporation | Aerogel and hollow particle binder composition, insulation composite, and method for preparing the same |
US7334482B2 (en) * | 2004-07-20 | 2008-02-26 | Martin Lehmann | Method of monitoring pressure of a gas species and apparatus to do so |
US7222537B2 (en) * | 2004-07-20 | 2007-05-29 | Martin Lehmann | Method of monitoring pressure of a gas species and apparatus to do so |
WO2009041008A1 (ja) * | 2007-09-28 | 2009-04-02 | Panasonic Corporation | 放電管の封入ガス圧測定方法と放電管の製造方法 |
CN102721505B (zh) * | 2012-06-01 | 2014-03-12 | 西安交通大学 | 基于光干涉的气压分布测量装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3625616A (en) * | 1969-06-25 | 1971-12-07 | Bendix Corp | Interferometric pressure sensor |
US4452071A (en) * | 1982-11-22 | 1984-06-05 | General Motors Corporation | Measurement of fill gas pressure in light bulbs |
-
1981
- 1981-05-20 JP JP56074850A patent/JPS57190253A/ja active Granted
-
1982
- 1982-05-05 US US06/375,225 patent/US4492469A/en not_active Expired - Fee Related
- 1982-05-19 DE DE3218968A patent/DE3218968C2/de not_active Expired
Non-Patent Citations (1)
Title |
---|
The Review of Scientific Instruments, Vol. 37, Nr. 4, April 1966, Seiten 452-455 * |
Also Published As
Publication number | Publication date |
---|---|
JPS6317166B2 (de) | 1988-04-12 |
US4492469A (en) | 1985-01-08 |
JPS57190253A (en) | 1982-11-22 |
DE3218968C2 (de) | 1986-10-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
D2 | Grant after examination | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: KABUSHIKI KAISHA TOSHIBA, KAWASAKI, KANAGAWA, JP |
|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |