JP2517476Y2 - 掘削機のシール装置 - Google Patents

掘削機のシール装置

Info

Publication number
JP2517476Y2
JP2517476Y2 JP6947690U JP6947690U JP2517476Y2 JP 2517476 Y2 JP2517476 Y2 JP 2517476Y2 JP 6947690 U JP6947690 U JP 6947690U JP 6947690 U JP6947690 U JP 6947690U JP 2517476 Y2 JP2517476 Y2 JP 2517476Y2
Authority
JP
Japan
Prior art keywords
pressure
seal member
labyrinth seal
stage
sealing device
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.)
Expired - Lifetime
Application number
JP6947690U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0430192U (enExample
Inventor
俊文 河西
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.)
Nippon Mektron KK
Original Assignee
Nippon Mektron KK
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 Nippon Mektron KK filed Critical Nippon Mektron KK
Priority to JP6947690U priority Critical patent/JP2517476Y2/ja
Publication of JPH0430192U publication Critical patent/JPH0430192U/ja
Application granted granted Critical
Publication of JP2517476Y2 publication Critical patent/JP2517476Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
JP6947690U 1990-06-29 1990-06-29 掘削機のシール装置 Expired - Lifetime JP2517476Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6947690U JP2517476Y2 (ja) 1990-06-29 1990-06-29 掘削機のシール装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6947690U JP2517476Y2 (ja) 1990-06-29 1990-06-29 掘削機のシール装置

Publications (2)

Publication Number Publication Date
JPH0430192U JPH0430192U (enExample) 1992-03-11
JP2517476Y2 true JP2517476Y2 (ja) 1996-11-20

Family

ID=31604811

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6947690U Expired - Lifetime JP2517476Y2 (ja) 1990-06-29 1990-06-29 掘削機のシール装置

Country Status (1)

Country Link
JP (1) JP2517476Y2 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5926575B2 (ja) * 2012-02-23 2016-05-25 ゼネラル・エレクトリック・カンパニイ シール本体、装置及び方法
JP2016176211A (ja) * 2015-03-19 2016-10-06 三菱重工メカトロシステムズ株式会社 シールド掘削機
CN117128317B (zh) * 2023-08-14 2026-04-14 中铁山河工程装备股份有限公司 一种竖井掘进机泄压密封系统

Also Published As

Publication number Publication date
JPH0430192U (enExample) 1992-03-11

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