FR2373732A1 - Joint d'etancheite mecanique pour machines traitant des fluides sous pression, comme par exemple des pompes et des compresseurs - Google Patents

Joint d'etancheite mecanique pour machines traitant des fluides sous pression, comme par exemple des pompes et des compresseurs

Info

Publication number
FR2373732A1
FR2373732A1 FR7636844A FR7636844A FR2373732A1 FR 2373732 A1 FR2373732 A1 FR 2373732A1 FR 7636844 A FR7636844 A FR 7636844A FR 7636844 A FR7636844 A FR 7636844A FR 2373732 A1 FR2373732 A1 FR 2373732A1
Authority
FR
France
Prior art keywords
compressors
pumps
mechanical seal
under pressure
grooves
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.)
Granted
Application number
FR7636844A
Other languages
English (en)
French (fr)
Other versions
FR2373732B1 (OSRAM
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to FR7636844A priority Critical patent/FR2373732A1/fr
Publication of FR2373732A1 publication Critical patent/FR2373732A1/fr
Application granted granted Critical
Publication of FR2373732B1 publication Critical patent/FR2373732B1/fr
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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanical Sealing (AREA)
FR7636844A 1976-12-07 1976-12-07 Joint d'etancheite mecanique pour machines traitant des fluides sous pression, comme par exemple des pompes et des compresseurs Granted FR2373732A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7636844A FR2373732A1 (fr) 1976-12-07 1976-12-07 Joint d'etancheite mecanique pour machines traitant des fluides sous pression, comme par exemple des pompes et des compresseurs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7636844A FR2373732A1 (fr) 1976-12-07 1976-12-07 Joint d'etancheite mecanique pour machines traitant des fluides sous pression, comme par exemple des pompes et des compresseurs

Publications (2)

Publication Number Publication Date
FR2373732A1 true FR2373732A1 (fr) 1978-07-07
FR2373732B1 FR2373732B1 (OSRAM) 1981-07-03

Family

ID=9180756

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7636844A Granted FR2373732A1 (fr) 1976-12-07 1976-12-07 Joint d'etancheite mecanique pour machines traitant des fluides sous pression, comme par exemple des pompes et des compresseurs

Country Status (1)

Country Link
FR (1) FR2373732A1 (OSRAM)

Also Published As

Publication number Publication date
FR2373732B1 (OSRAM) 1981-07-03

Similar Documents

Publication Publication Date Title
SU504513A3 (ru) Пара трени
US7377518B2 (en) Mechanical seal ring assembly with hydrodynamic pumping mechanism
CN112105851B (zh) 密封环
US2241701A (en) Power transmission
FR2402111A1 (fr) Echangeur de chaleur pour joint rotatif
ATE156247T1 (de) Gleitringdichtung mit rückförderstrukturen
FR2429914A1 (fr) Joint d'etancheite de tete d'aube pour une machine rotative a flux axial
FR2439963A1 (fr) Dispositif d'etancheite de fours a chambres ou soles tournantes
KR102639899B1 (ko) 극저온 피스톤링
FR2389812A1 (OSRAM)
FR2373732A1 (fr) Joint d'etancheite mecanique pour machines traitant des fluides sous pression, comme par exemple des pompes et des compresseurs
US831603A (en) Packing.
DE3176947D1 (en) Secondary sealing element for axial face seals
SE7514028L (sv) Manoverkolvdrivningsanordning
KR830010308A (ko) 고압유 체펌프의 구동축용 시일링장치
ES513455A0 (es) "un cojinete hidrodinamico".
FR2343941A1 (fr) Joint hydrostatique thermiquement compense
US1385613A (en) Piston-ring
CN213176801U (zh) 一种超短紧凑型集装式机械密封
JPS6057063A (ja) 液体で密封される軸柚装置
ES2183361T3 (es) Maquina tipo ciclo stirling.
FR3156859B1 (fr) Colonne adaptée pour la production d’énergie électrique
Zhao et al. High-pressure reciprocating floating gap dynamic sealing structure with self-aligning effect
RU2208729C1 (ru) Гидростатическое торцовое уплотнение
JPS57191488A (en) Compressor