JPS62174U - - Google Patents

Info

Publication number
JPS62174U
JPS62174U JP9164285U JP9164285U JPS62174U JP S62174 U JPS62174 U JP S62174U JP 9164285 U JP9164285 U JP 9164285U JP 9164285 U JP9164285 U JP 9164285U JP S62174 U JPS62174 U JP S62174U
Authority
JP
Japan
Prior art keywords
insulation material
vacuum
powder
vacuum insulation
powder 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.)
Pending
Application number
JP9164285U
Other languages
English (en)
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 JP9164285U priority Critical patent/JPS62174U/ja
Publication of JPS62174U publication Critical patent/JPS62174U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例の全体図、第2図は
第1図における要部の断面図である。 1……粉体、2……粉末真空断熱材、4……真
空配管路、6……真空ポンプ、V,V〜Vn
……ニユーマチツクバルブ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 粉末真空断熱材と、この粉末真空断熱材の内部
    を真空排気する真空ポンプとを接続する真空配管
    路の途中に、互いに異なつた任意の設定圧で開動
    する複数のニユーマチツクバルブを並列に設け、
    前記粉末真空断熱材内の圧力が低下するにつれ前
    記ニユーマチツクバルブ位置における真空配管路
    の断面積が徐々に大きくなるように構成したこと
    を特徴とする粉末真空断熱材用真空排気装置。
JP9164285U 1985-06-17 1985-06-17 Pending JPS62174U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9164285U JPS62174U (ja) 1985-06-17 1985-06-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9164285U JPS62174U (ja) 1985-06-17 1985-06-17

Publications (1)

Publication Number Publication Date
JPS62174U true JPS62174U (ja) 1987-01-06

Family

ID=30647714

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9164285U Pending JPS62174U (ja) 1985-06-17 1985-06-17

Country Status (1)

Country Link
JP (1) JPS62174U (ja)

Similar Documents

Publication Publication Date Title
JPS62174U (ja)
JPS62114300U (ja)
JPS61104863U (ja)
JPH0259371U (ja)
JPS63193169U (ja)
JPS6254967U (ja)
JPH01137448U (ja)
JPS61191563U (ja)
JPS62166373U (ja)
JPH01180082U (ja)
JPS61203878U (ja)
JPS6247880U (ja)
JPS6244065U (ja)
JPH0310089U (ja)
JPS6255144U (ja)
JPH01158860U (ja)
JPH0256882U (ja)
JPH01141210U (ja)
JPS61131567U (ja)
JPS62146099U (ja)
JPS6289581U (ja)
JPH02125733U (ja)
JPS6180474U (ja)
JPH0457681U (ja)
JPH01134782U (ja)