JPH025949B2 - - Google Patents

Info

Publication number
JPH025949B2
JPH025949B2 JP56046245A JP4624581A JPH025949B2 JP H025949 B2 JPH025949 B2 JP H025949B2 JP 56046245 A JP56046245 A JP 56046245A JP 4624581 A JP4624581 A JP 4624581A JP H025949 B2 JPH025949 B2 JP H025949B2
Authority
JP
Japan
Prior art keywords
narrow grooves
sliding surface
mechanical seal
annular groove
sliding
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
JP56046245A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57161367A (en
Inventor
Tsuneo Nakatsuka
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.)
Eagle Industry Co Ltd
Original Assignee
Eagle Industry 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 Eagle Industry Co Ltd filed Critical Eagle Industry Co Ltd
Priority to JP4624581A priority Critical patent/JPS57161367A/ja
Publication of JPS57161367A publication Critical patent/JPS57161367A/ja
Publication of JPH025949B2 publication Critical patent/JPH025949B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
    • F16J15/3408—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface
    • F16J15/3412—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities
JP4624581A 1981-03-31 1981-03-31 Mechanical seal Granted JPS57161367A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4624581A JPS57161367A (en) 1981-03-31 1981-03-31 Mechanical seal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4624581A JPS57161367A (en) 1981-03-31 1981-03-31 Mechanical seal

Publications (2)

Publication Number Publication Date
JPS57161367A JPS57161367A (en) 1982-10-04
JPH025949B2 true JPH025949B2 (de) 1990-02-06

Family

ID=12741757

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4624581A Granted JPS57161367A (en) 1981-03-31 1981-03-31 Mechanical seal

Country Status (1)

Country Link
JP (1) JPS57161367A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0461435A (ja) * 1990-06-29 1992-02-27 Nec Corp 光中継器
JPH05218974A (ja) * 1991-11-15 1993-08-27 Nec Corp 光増幅中継器

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017209482A1 (de) * 2017-06-06 2018-12-06 Audi Ag Ring für eine Gleitringdichtung

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB888198A (en) * 1958-06-13 1962-01-31 Goetzewerke Shaft seal
US3973781A (en) * 1972-05-23 1976-08-10 Veb Gummikombinat Berlin Self-lubricating seal

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB888198A (en) * 1958-06-13 1962-01-31 Goetzewerke Shaft seal
US3973781A (en) * 1972-05-23 1976-08-10 Veb Gummikombinat Berlin Self-lubricating seal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0461435A (ja) * 1990-06-29 1992-02-27 Nec Corp 光中継器
JPH05218974A (ja) * 1991-11-15 1993-08-27 Nec Corp 光増幅中継器

Also Published As

Publication number Publication date
JPS57161367A (en) 1982-10-04

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