NL135354C - - Google Patents

Info

Publication number
NL135354C
NL135354C NL135354DA NL135354C NL 135354 C NL135354 C NL 135354C NL 135354D A NL135354D A NL 135354DA NL 135354 C NL135354 C NL 135354C
Authority
NL
Netherlands
Application number
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.)
Publication of NL135354C publication Critical patent/NL135354C/xx
Priority claimed from US722077A external-priority patent/US3015506A/en
Priority claimed from US725051A external-priority patent/US2930636A/en
Priority claimed from US725052A external-priority patent/US2928685A/en

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
    • F04D29/12—Shaft sealings using sealing-rings
    • F04D29/126—Shaft sealings using sealing-rings especially adapted for liquid pumps
    • F04D29/128—Shaft sealings using sealing-rings especially adapted for liquid pumps with special means for adducting cooling or sealing fluid
    • 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
    • F16J15/3416—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 with at least one continuous groove
    • 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
    • F16J15/342—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 with means for feeding fluid directly to the face
    • 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
    • F16J15/38—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member sealed by a packing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanical Sealing (AREA)
NL135354D 1958-03-17 NL135354C (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US722077A US3015506A (en) 1958-03-17 1958-03-17 Multi-step mechanical seal
US725051A US2930636A (en) 1958-03-31 1958-03-31 Self-adjusting seal
US725052A US2928685A (en) 1958-03-31 1958-03-31 Packing means for high pressure mechanical seals

Publications (1)

Publication Number Publication Date
NL135354C true NL135354C (de)

Family

ID=27419032

Family Applications (3)

Application Number Title Priority Date Filing Date
NL135354D NL135354C (de) 1958-03-17
NL113709D NL113709C (de) 1958-03-17
NL6611829A NL6611829A (de) 1958-03-17 1966-08-23

Family Applications After (2)

Application Number Title Priority Date Filing Date
NL113709D NL113709C (de) 1958-03-17
NL6611829A NL6611829A (de) 1958-03-17 1966-08-23

Country Status (4)

Country Link
CH (1) CH377202A (de)
DE (2) DE1450285B2 (de)
FR (1) FR1228372A (de)
NL (3) NL6611829A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0449727B1 (de) * 1990-03-28 1996-01-03 EG&G SEALOL, INC. Verfahren und System zur aktiven Kühlung einer trockenlaufenden Gasabdichtung
US5253876A (en) * 1990-03-28 1993-10-19 Eg&G Sealol, Inc. System and method for actively cooling dry-running gas seals

Also Published As

Publication number Publication date
DE1450285A1 (de) 1968-12-19
FR1228372A (fr) 1960-08-29
DE1249035B (de) 1967-08-31
NL6611829A (de) 1967-02-27
CH377202A (de) 1964-04-30
DE1450285B2 (de) 1971-01-28
NL113709C (de)

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