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JPS5438459A - Labyrinth packing - Google Patents

Labyrinth packing

Info

Publication number
JPS5438459A
JPS5438459A JP10559177A JP10559177A JPS5438459A JP S5438459 A JPS5438459 A JP S5438459A JP 10559177 A JP10559177 A JP 10559177A JP 10559177 A JP10559177 A JP 10559177A JP S5438459 A JPS5438459 A JP S5438459A
Authority
JP
Japan
Prior art keywords
labyrinth packing
rotative
ensuring
carbon
thermal expansion
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
JP10559177A
Other languages
Japanese (ja)
Inventor
Masanobu Mochizuki
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP10559177A priority Critical patent/JPS5438459A/en
Publication of JPS5438459A publication Critical patent/JPS5438459A/en
Pending legal-status Critical Current

Links

Landscapes

  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)

Abstract

PURPOSE: To improve the sealing performance by ensuring a minimum gap with the initial wear of a labyrinth packing made of carbon having substantially the same order of thermal expansion coefficient as that fo a rotative section.
COPYRIGHT: (C)1979,JPO&Japio
JP10559177A 1977-09-01 1977-09-01 Labyrinth packing Pending JPS5438459A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10559177A JPS5438459A (en) 1977-09-01 1977-09-01 Labyrinth packing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10559177A JPS5438459A (en) 1977-09-01 1977-09-01 Labyrinth packing

Publications (1)

Publication Number Publication Date
JPS5438459A true JPS5438459A (en) 1979-03-23

Family

ID=14411732

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10559177A Pending JPS5438459A (en) 1977-09-01 1977-09-01 Labyrinth packing

Country Status (1)

Country Link
JP (1) JPS5438459A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57186670A (en) * 1981-05-14 1982-11-17 Shinko Electric Co Ltd Bearing seal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57186670A (en) * 1981-05-14 1982-11-17 Shinko Electric Co Ltd Bearing seal

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