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DE3218968A1 - Vorrichtung zur messung des drucks eines in einen kolben eingeschlossenen gases - Google Patents

Vorrichtung zur messung des drucks eines in einen kolben eingeschlossenen gases

Info

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
Application number
DE3218968A
Other languages
English (en)
Other versions
DE3218968C2 (de
Inventor
Yasutomo Fujimori
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Publication of DE3218968A1 publication Critical patent/DE3218968A1/de
Application granted granted Critical
Publication of DE3218968C2 publication Critical patent/DE3218968C2/de
Expired legal-status Critical Current

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)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measuring Fluid Pressure (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
DE3218968A 1981-05-20 1982-05-19 Vorrichtung zur Messung des Drucks eines in einem Kolben eingeschlossenen Gases Expired DE3218968C2 (de)

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 (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200159459Y1 (ko) * 1997-02-21 1999-11-01 유무성 노광장비용 조명장치
JP5068930B2 (ja) * 2002-05-15 2012-11-07 キャボット コーポレイション エーロゲルと中空粒子バインダーの組成物、絶縁複合材料、及びそれらの製造方法
US7222537B2 (en) * 2004-07-20 2007-05-29 Martin Lehmann Method of monitoring pressure of a gas species and apparatus to do so
US7334482B2 (en) * 2004-07-20 2008-02-26 Martin Lehmann Method of monitoring pressure of a gas species and apparatus to do so
JPWO2009041008A1 (ja) * 2007-09-28 2011-01-13 パナソニック株式会社 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
CN120314599B (zh) * 2025-06-17 2025-10-21 中国测试技术研究院流量研究所 活塞压力计的活塞检测方法及系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
The Review of Scientific Instruments, Vol. 37, Nr. 4, April 1966, Seiten 452-455 *

Also Published As

Publication number Publication date
DE3218968C2 (de) 1986-10-09
US4492469A (en) 1985-01-08
JPS57190253A (en) 1982-11-22
JPS6317166B2 (de) 1988-04-12

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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