JPS638639U - - Google Patents

Info

Publication number
JPS638639U
JPS638639U JP1986102915U JP10291586U JPS638639U JP S638639 U JPS638639 U JP S638639U JP 1986102915 U JP1986102915 U JP 1986102915U JP 10291586 U JP10291586 U JP 10291586U JP S638639 U JPS638639 U JP S638639U
Authority
JP
Japan
Prior art keywords
low
pressure
chamber
ventilation pipe
solenoid valve
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
JP1986102915U
Other languages
English (en)
Other versions
JPH0332993Y2 (ja
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 filed Critical
Priority to JP1986102915U priority Critical patent/JPH0332993Y2/ja
Priority to US07/023,482 priority patent/US4847790A/en
Publication of JPS638639U publication Critical patent/JPS638639U/ja
Application granted granted Critical
Publication of JPH0332993Y2 publication Critical patent/JPH0332993Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M9/00—Aerodynamic testing; Arrangements in or on wind tunnels
    • G01M9/02—Wind tunnels
    • G01M9/04—Details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M17/00—Testing of vehicles
    • G01M17/007—Wheeled or endless-tracked vehicles

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例の低圧環境試験室の
構成図、第２図は上記低圧環境試験室の前室内の
減圧特性を示す特性図、第３図は従来の低圧環境
試験室の前室内の減圧特性を示す特性図である。 図中、１…低圧室、２…前室、３，４…扉、５
，７…通気管、６，８…電磁弁、９…スイツチ、
１０…制御部、１１…センサ、１２…表示灯。

Claims (1)

    【実用新案登録請求の範囲】
  1. 室内を低圧に保つて各種試験を行なう低圧室と
    この低圧室への入退室用の前室を備えた低圧環境
    試験室において、一端が大気圧側に開放し他端が
    上記前室内に開放した第１の通気管と、この第１
    の通気管の中途部に設けた第１の電磁弁と、一端
    が低圧室に開放し他端が上記前室内に開放した第
    ２の通気管と、この第２の通気管の中途部に設け
    た第２の電磁弁と、上記前室内に設けられた上記
    第１または第２の電磁弁をオン・オフするスイツ
    チとを有することを特徴とする低圧環境試験室。
JP1986102915U 1986-07-03 1986-07-03 Expired JPH0332993Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1986102915U JPH0332993Y2 (ja) 1986-07-03 1986-07-03
US07/023,482 US4847790A (en) 1986-07-03 1987-03-09 Pressure-controlling apparatus employed in pre-chamber of environmental testing chamber for self-propelled vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986102915U JPH0332993Y2 (ja) 1986-07-03 1986-07-03

Publications (2)

Publication Number Publication Date
JPS638639U true JPS638639U (ja) 1988-01-20
JPH0332993Y2 JPH0332993Y2 (ja) 1991-07-12

Family

ID=14340150

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986102915U Expired JPH0332993Y2 (ja) 1986-07-03 1986-07-03

Country Status (2)

Country Link
US (1) US4847790A (ja)
JP (1) JPH0332993Y2 (ja)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5307290A (en) * 1988-10-18 1994-04-26 Fiat Auto S.P.A. System for the automatic testing, preferably on a bench, of electronic control systems which are intended to be fitted in vehicles
US5274356A (en) * 1991-04-09 1993-12-28 Taricco Todd L Methods and apparatus for the inspection of air cargo for bombs
JPH06508921A (ja) * 1991-04-09 1994-10-06 タリコ，トッド・エル 航空貨物から爆発物を検出するための方法及び装置
DE4243250A1 (de) * 1992-12-19 1994-06-23 York Int Gmbh Erfassung der Verdampfungsemission eines Fahrzeugs
US5369976A (en) * 1993-04-26 1994-12-06 Power-Tek, Inc. Method and apparatus for measuring evaporative vehicle emissions in a fixed-volume/variable temperature test chamber
US5526675A (en) * 1993-04-26 1996-06-18 Power-Tek, Inc. Method and apparatus for measuring evaporative emissions in a fixed-volume enclosure
US5589629A (en) * 1995-04-25 1996-12-31 Quinn; Stephen J. Method and apparatus for testing vehicle exhaust emissions
FR2870343B1 (fr) * 2004-05-13 2006-07-14 Renault Sas Installation de simulation de variations climatiques pour tester simultanement plusieurs vehicules automobiles et procede de test correspondant
FR2933189B1 (fr) * 2008-06-26 2010-08-27 Daniel Frederic Fuchs Cellule d'essais pour vehicules
DE102015015620B4 (de) 2015-12-03 2017-10-12 Audi Ag Prüfanlage und Verfahren zum Betreiben einer Prüfanlage
JP6218875B2 (ja) * 2016-04-07 2017-10-25 ダイキン工業株式会社 気圧調整試験室の圧力制御装置
US11868108B2 (en) * 2021-06-29 2024-01-09 Volvo Car Corporation Artificial weathering of a multi-dimensional object

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3878376A (en) * 1973-12-17 1975-04-15 Martin Marietta Corp Computer operated solenoid valve pressure control system
US4313726A (en) * 1979-06-29 1982-02-02 The United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration Environmental fog/rain visual display system for aircraft simulators
JPS57184943A (en) * 1981-05-09 1982-11-13 Fuji Heavy Ind Ltd Apparatus for testing vehicle in wind and rain condition

Also Published As

Publication number Publication date
JPH0332993Y2 (ja) 1991-07-12
US4847790A (en) 1989-07-11

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