FR2601430B1 - HYDROSTATIC SEAL AND HYDROSTATIC BEARING USING SUCH A SEAL - Google Patents

HYDROSTATIC SEAL AND HYDROSTATIC BEARING USING SUCH A SEAL

Info

Publication number
FR2601430B1
FR2601430B1 FR8709487A FR8709487A FR2601430B1 FR 2601430 B1 FR2601430 B1 FR 2601430B1 FR 8709487 A FR8709487 A FR 8709487A FR 8709487 A FR8709487 A FR 8709487A FR 2601430 B1 FR2601430 B1 FR 2601430B1
Authority
FR
France
Prior art keywords
seal
hydrostatic
bearing
hydrostatic bearing
hydrostatic seal
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 - Fee Related
Application number
FR8709487A
Other languages
French (fr)
Other versions
FR2601430A1 (en
Inventor
Abraham Lipschitz
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.)
EG&G Sealol Inc
Original Assignee
EG&G Sealol Inc
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 EG&G Sealol Inc filed Critical EG&G Sealol Inc
Publication of FR2601430A1 publication Critical patent/FR2601430A1/en
Application granted granted Critical
Publication of FR2601430B1 publication Critical patent/FR2601430B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion 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
    • 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
    • F16J15/40—Sealings between relatively-moving surfaces by means of fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Devices (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
FR8709487A 1986-07-08 1987-07-03 HYDROSTATIC SEAL AND HYDROSTATIC BEARING USING SUCH A SEAL Expired - Fee Related FR2601430B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88337186A 1986-07-08 1986-07-08

Publications (2)

Publication Number Publication Date
FR2601430A1 FR2601430A1 (en) 1988-01-15
FR2601430B1 true FR2601430B1 (en) 1991-09-20

Family

ID=25382458

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8709487A Expired - Fee Related FR2601430B1 (en) 1986-07-08 1987-07-03 HYDROSTATIC SEAL AND HYDROSTATIC BEARING USING SUCH A SEAL

Country Status (3)

Country Link
DE (1) DE3722436A1 (en)
FR (1) FR2601430B1 (en)
GB (1) GB2198488B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4125911C2 (en) * 1991-08-05 1996-01-11 Drahtcord Saar Gmbh & Co Kg Device with a non-contact seal between a rotatable part and a housing
GB2297589B (en) * 1995-02-02 1998-04-15 Sealtec Mck Limited Mechanical seals
DE102018120039B3 (en) * 2018-08-17 2020-01-23 Carl Freudenberg Kg Mechanical seal

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH369328A (en) * 1959-04-16 1963-05-15 Bbc Brown Boveri & Cie Device on machines with rotating shafts to seal the machine housing
FR1268692A (en) * 1960-08-17 1961-08-04 Richarsons Westgarth & Co Ltd Improvement to shaft seals
FR1418240A (en) * 1964-10-08 1965-11-19 Rateau Soc Auxiliary fluid barrier seal
FR2144969A6 (en) * 1971-07-05 1973-02-16 Snecma
US3961798A (en) * 1975-10-03 1976-06-08 Carrier Corporation Shaft seal assembly
GB2118641B (en) * 1982-04-22 1986-07-09 Crane Packing Limited Company Seal assembly
DE3223703C2 (en) * 1982-06-25 1984-05-30 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen Gas-locked shaft seal with radial sealing gap

Also Published As

Publication number Publication date
GB8713379D0 (en) 1987-07-15
DE3722436A1 (en) 1988-01-14
FR2601430A1 (en) 1988-01-15
GB2198488B (en) 1991-03-13
GB2198488A (en) 1988-06-15

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Legal Events

Date Code Title Description
ST Notification of lapse