IT955926B - SEALING DEVICE FOR ROTATING SHAFTS - Google Patents

SEALING DEVICE FOR ROTATING SHAFTS

Info

Publication number
IT955926B
IT955926B IT24940/72A IT2494072A IT955926B IT 955926 B IT955926 B IT 955926B IT 24940/72 A IT24940/72 A IT 24940/72A IT 2494072 A IT2494072 A IT 2494072A IT 955926 B IT955926 B IT 955926B
Authority
IT
Italy
Prior art keywords
sealing device
rotating shafts
shafts
rotating
sealing
Prior art date
Application number
IT24940/72A
Other languages
Italian (it)
Original Assignee
Thermo Electron Corp
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 Thermo Electron Corp filed Critical Thermo Electron Corp
Application granted granted Critical
Publication of IT955926B publication Critical patent/IT955926B/en

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
    • F16J15/40—Sealings between relatively-moving surfaces by means of fluid
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/927—Seal including fluid pressure differential feature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/929—Seal feature where change in operation or condition induces additional leakage control
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S417/00—Pumps
    • Y10S417/901—Cryogenic pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Devices (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Mechanical Sealing (AREA)
  • Sealing Of Bearings (AREA)
IT24940/72A 1971-05-28 1972-05-26 SEALING DEVICE FOR ROTATING SHAFTS IT955926B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14802771A 1971-05-28 1971-05-28

Publications (1)

Publication Number Publication Date
IT955926B true IT955926B (en) 1973-09-29

Family

ID=22523916

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24940/72A IT955926B (en) 1971-05-28 1972-05-26 SEALING DEVICE FOR ROTATING SHAFTS

Country Status (8)

Country Link
US (1) US3740057A (en)
JP (1) JPS5338373B1 (en)
CA (1) CA1017378A (en)
DE (1) DE2225259C3 (en)
FR (1) FR2139980B1 (en)
GB (1) GB1368875A (en)
IT (1) IT955926B (en)
SE (1) SE388919B (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3979104A (en) * 1974-01-17 1976-09-07 Westinghouse Electric Corporation Shaft sealing device for a butterfly valve
DE2625153C2 (en) * 1976-06-04 1983-07-14 Leybold-Heraeus GmbH, 5000 Köln Shaft seal
US4078809A (en) * 1977-01-17 1978-03-14 Carrier Corporation Shaft seal assembly for a rotary machine
US4384724A (en) * 1978-08-17 1983-05-24 Derman Karl G E Sealing device
US4307889A (en) * 1980-01-25 1981-12-29 Nl Industries, Inc. Apparatus utilizing rotary motion of a member as the motive force for a pump
NL8102875A (en) * 1980-06-26 1982-01-18 Toyo Denki Kogyosho Co Ltd METHOD AND MECHANISM FOR CONTROLLING PRESSURE ON AXLE SEALING PART OF AN APPARATUS.
GB2111607B (en) * 1981-12-08 1985-09-18 Rolls Royce Bearing chamber pressurisation system for a machine
DE3227235A1 (en) * 1982-07-21 1984-01-26 Klein, Schanzlin & Becker Ag, 6710 Frankenthal Pressure intensifier for sealing-liquid systems of mechanical seals
DE3227234A1 (en) * 1982-07-21 1984-01-26 Klein, Schanzlin & Becker Ag, 6710 Frankenthal Constant-pressure sealing-liquid container for mechanical seals
AT387267B (en) * 1986-05-12 1988-12-27 Stoeller Walter Sliding ring seal
DE4003214C2 (en) * 1990-01-31 1994-06-30 Mannesmann Ag Method and device for compensating for leakage losses in a sealing liquid system
US5529314A (en) * 1993-09-13 1996-06-25 Ekstam; Charles L. Pump shaft lubricated bearing fluid seal assembly
DE4343389A1 (en) * 1993-12-18 1995-06-22 Koellemann A J Gmbh Shaft unit for high pressure processing unit
CA2167424C (en) * 1995-02-02 2002-02-19 David C. Orlowski Emission seal
DE29614698U1 (en) * 1996-08-23 1996-10-10 Feodor Burgmann Dichtungswerke GmbH & Co., 82515 Wolfratshausen Pressure monitoring device
US5803463A (en) * 1996-08-29 1998-09-08 Durametallic Corporation Grease seal
US6729310B2 (en) 2001-02-20 2004-05-04 Charles L. Ekstam Fuel delivery system
JP4071552B2 (en) * 2001-07-10 2008-04-02 本田技研工業株式会社 Rankine cycle equipment
WO2010009358A1 (en) * 2008-07-17 2010-01-21 Lawrence Pumps, Inc. Apparatus for simultaneous support of pressurized and unpressurized mechanical shaft sealing barrier fluid systems
US9689281B2 (en) * 2011-12-22 2017-06-27 Nanjing Tica Air-Conditioning Co., Ltd. Hermetic motor cooling for high temperature organic Rankine cycle system
NL2010696C2 (en) * 2013-04-24 2014-10-27 Ihc Holland Ie Bv Pressure compensator.
NL2010697C2 (en) 2013-04-24 2014-10-27 Ihc Holland Ie Bv Pressure compensation device.
US10550949B2 (en) * 2016-08-23 2020-02-04 Onesubsea Ip Uk Limited Barrier fluid pressure system and method
NO345443B1 (en) * 2017-12-28 2021-02-01 Tocircle Ind As A sealing arrangement and method of sealing

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2226001A (en) * 1938-05-06 1940-12-24 Bour Harry E La Gland
FR1355976A (en) * 1962-04-25 1964-03-20 Nat Res Dev Improved fluid-tight seal devices, in particular for a moving axis or shaft

Also Published As

Publication number Publication date
FR2139980B1 (en) 1973-07-13
DE2225259A1 (en) 1972-12-07
DE2225259B2 (en) 1974-09-19
DE2225259C3 (en) 1975-05-07
US3740057A (en) 1973-06-19
GB1368875A (en) 1974-10-02
CA1017378A (en) 1977-09-13
SE388919B (en) 1976-10-18
JPS5338373B1 (en) 1978-10-14
FR2139980A1 (en) 1973-01-12

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