CH616729A5 - Mechanical seal for oil pumps - Google Patents

Mechanical seal for oil pumps Download PDF

Info

Publication number
CH616729A5
CH616729A5 CH906576A CH906576A CH616729A5 CH 616729 A5 CH616729 A5 CH 616729A5 CH 906576 A CH906576 A CH 906576A CH 906576 A CH906576 A CH 906576A CH 616729 A5 CH616729 A5 CH 616729A5
Authority
CH
Switzerland
Prior art keywords
grooves
mechanical seal
oil
ring
pumps
Prior art date
Application number
CH906576A
Other languages
German (de)
English (en)
Inventor
Hans Peter Glud Nylykke
Original Assignee
Danfoss As
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 Danfoss As filed Critical Danfoss As
Publication of CH616729A5 publication Critical patent/CH616729A5/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/106—Shaft sealings especially adapted for liquid pumps
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/74—Sealings of sliding-contact bearings
    • 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
    • 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
    • F16J15/3424—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 microcavities

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanical Sealing (AREA)
CH906576A 1976-02-06 1976-07-15 Mechanical seal for oil pumps CH616729A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK48376AA DK136626B (da) 1976-02-06 1976-02-06 Modholdsring til glidetætninger.

Publications (1)

Publication Number Publication Date
CH616729A5 true CH616729A5 (en) 1980-04-15

Family

ID=8094065

Family Applications (1)

Application Number Title Priority Date Filing Date
CH906576A CH616729A5 (en) 1976-02-06 1976-07-15 Mechanical seal for oil pumps

Country Status (7)

Country Link
JP (1) JPS605822B2 (enrdf_load_stackoverflow)
CH (1) CH616729A5 (enrdf_load_stackoverflow)
DK (1) DK136626B (enrdf_load_stackoverflow)
FR (1) FR2340471A1 (enrdf_load_stackoverflow)
GB (1) GB1550920A (enrdf_load_stackoverflow)
IT (1) IT1071202B (enrdf_load_stackoverflow)
SE (1) SE428826B (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5899561A (ja) * 1981-12-04 1983-06-13 Eagle Ind Co Ltd メカニカルシ−ルにおけるシ−トリングもしくはシ−ルリングの摺接面形成方法
JPS58127256U (ja) * 1982-02-22 1983-08-29 株式会社デンソー 軸封装置
FR2538423A1 (fr) * 1982-12-27 1984-06-29 Imbert Ste Artisanale Michel Appareil du genre dit " tambour a broder ", mode de mise en oeuvre et applications
JPS6072234U (ja) * 1983-10-24 1985-05-21 川上　武 積層生地
JPS63121530U (enrdf_load_stackoverflow) * 1987-01-30 1988-08-08
GB2572162B (en) * 2018-03-20 2022-11-09 Cummins Ltd Bearing assembly for a turbomachine, and baffle element for the turbomachine
DE102018205104B4 (de) * 2018-04-05 2019-11-07 Carl Freudenberg Kg Gleitring mit Mikrostruktur sowie Herstellungsverfahren dafür

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1058142A (fr) * 1952-06-09 1954-03-15 Air Equipement Perfectionnements aux joints d'étanchéité rotatifs
FR1599308A (enrdf_load_stackoverflow) * 1968-06-08 1970-07-15
US3586340A (en) * 1969-06-13 1971-06-22 Timken Co Wear surface and seal construction

Also Published As

Publication number Publication date
FR2340471A1 (fr) 1977-09-02
GB1550920A (en) 1979-08-22
JPS5297059A (en) 1977-08-15
FR2340471B1 (enrdf_load_stackoverflow) 1982-04-16
DK136626C (enrdf_load_stackoverflow) 1978-04-10
SE7606939L (sv) 1977-08-07
IT1071202B (it) 1985-04-02
DK48376A (enrdf_load_stackoverflow) 1977-08-07
SE428826B (sv) 1983-07-25
DK136626B (da) 1977-10-31
JPS605822B2 (ja) 1985-02-14

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased