JP2003314785A5 - - Google Patents

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Publication number
JP2003314785A5
JP2003314785A5 JP2002117546A JP2002117546A JP2003314785A5 JP 2003314785 A5 JP2003314785 A5 JP 2003314785A5 JP 2002117546 A JP2002117546 A JP 2002117546A JP 2002117546 A JP2002117546 A JP 2002117546A JP 2003314785 A5 JP2003314785 A5 JP 2003314785A5
Authority
JP
Japan
Prior art keywords
tube
rubber
elastic body
vacuum
sealing material
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
JP2002117546A
Other languages
Japanese (ja)
Other versions
JP2003314785A (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2002117546A priority Critical patent/JP2003314785A/en
Priority claimed from JP2002117546A external-priority patent/JP2003314785A/en
Publication of JP2003314785A publication Critical patent/JP2003314785A/en
Publication of JP2003314785A5 publication Critical patent/JP2003314785A5/ja
Pending legal-status Critical Current

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Claims (4)

真空断熱管において、内管と外管の縁端部にゴム状弾性体からなる封止材を挟持して密封し、内外管の間を真空にした真空断熱管。 A vacuum heat insulating tube in which a sealing material made of a rubber-like elastic body is sandwiched and sealed between edge portions of an inner tube and an outer tube, and a vacuum is formed between the inner and outer tubes. 環状のゴム状弾性体からなる封止材の内側又は外側に環状溝を設け、ゴム状弾性体と同等以上の硬さの嵌合材を嵌合し、ゴム状弾性体を内外管に押圧密着させて封止する請求項１の真空断熱管。An annular groove is provided inside or outside the sealing material made of an annular rubber-like elastic body, and a fitting material with a hardness equal to or higher than that of the rubber-like elastic body is fitted, and the rubber-like elastic body is pressed and adhered to the inner and outer tubes The vacuum heat insulation pipe | tube of Claim 1 made to seal. 外管の封止材と接する部分を、管の中央部に向かって狭くなる傾斜面を環状に成形した請求項１の真空断熱管。The vacuum heat insulating tube according to claim 1, wherein a portion of the outer tube in contact with the sealing material is formed in an annular shape with an inclined surface narrowing toward the center of the tube. 大気圧下の真空装置内に外管に内管を貫入した状態で固定し、真空装置内を真空にした後、外管と内管の端部間にゴム状弾性体からなる環状の封止材を圧入嵌合する真空断熱管の製造方法。After fixing the inner tube through the outer tube in a vacuum device under atmospheric pressure and evacuating the vacuum device, an annular seal made of a rubber-like elastic body between the outer tube and the end of the inner tube A vacuum insulation tube manufacturing method for press-fitting materials.
JP2002117546A 2002-04-19 2002-04-19 Vacuum heat insulating pipe Pending JP2003314785A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002117546A JP2003314785A (en) 2002-04-19 2002-04-19 Vacuum heat insulating pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002117546A JP2003314785A (en) 2002-04-19 2002-04-19 Vacuum heat insulating pipe

Publications (2)

Publication Number Publication Date
JP2003314785A JP2003314785A (en) 2003-11-06
JP2003314785A5 true JP2003314785A5 (en) 2005-09-15

Family

ID=29534706

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002117546A Pending JP2003314785A (en) 2002-04-19 2002-04-19 Vacuum heat insulating pipe

Country Status (1)

Country Link
JP (1) JP2003314785A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5191462B2 (en) * 2009-08-28 2013-05-08 東芝燃料電池システム株式会社 Fuel cell device
KR101339788B1 (en) * 2011-12-29 2013-12-11 한국과학기술원 Elbow of noise blocking by vacuum
KR101352889B1 (en) * 2012-07-03 2014-01-20 한국과학기술원 Elbow for soundproofing
JP6422716B2 (en) * 2014-09-26 2018-11-14 株式会社パウレック Fluidized bed equipment
JP2018123875A (en) * 2017-01-31 2018-08-09 トヨタ自動車株式会社 Vacuum insulation pipe
JP6690572B2 (en) 2017-02-08 2020-04-28 トヨタ自動車株式会社 Decompression insulation piping structure
JP6733573B2 (en) 2017-02-15 2020-08-05 トヨタ自動車株式会社 Decompression insulation piping structure

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57114081A (en) * 1981-01-08 1982-07-15 Tokyo Shibaura Electric Co Seal structure of low temperature transporting pipe joining part
JPS57114080A (en) * 1981-01-08 1982-07-15 Tokyo Shibaura Electric Co Seal structure of low temperature transporting pipe joining part
JPS5852396U (en) * 1981-10-03 1983-04-09 大同酸素株式会社 bayonet fitting
JPS6091889U (en) * 1983-11-30 1985-06-22 三菱重工業株式会社 Cryogenic fluid double piping fitting
JPS61202042A (en) * 1985-03-05 1986-09-06 Shiyuku Tenma Heat insulating duct
JPH0740791Y2 (en) * 1988-12-09 1995-09-20 大同ほくさん株式会社 Vacuum insulation piping joint structure
JPH0658298U (en) * 1993-01-25 1994-08-12 象印マホービン株式会社 Vacuum double pipe
JP2911094B2 (en) * 1994-01-28 1999-06-23 象印マホービン株式会社 Vacuum double tube joint structure
JPH09182997A (en) * 1995-12-28 1997-07-15 Mikado Technos Kk Simple evacuating working method by press device and apparatus therefor

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