JPS5554765A - Magnetic seal device - Google Patents

Magnetic seal device

Info

Publication number
JPS5554765A
JPS5554765A JP12668678A JP12668678A JPS5554765A JP S5554765 A JPS5554765 A JP S5554765A JP 12668678 A JP12668678 A JP 12668678A JP 12668678 A JP12668678 A JP 12668678A JP S5554765 A JPS5554765 A JP S5554765A
Authority
JP
Japan
Prior art keywords
magnetic
magnetic seal
magnetic field
magnetization
zone
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
JP12668678A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6234990B2 (OSRAM
Inventor
Teruo Maruyama
Chuichi Matsuda
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP12668678A priority Critical patent/JPS5554765A/ja
Publication of JPS5554765A publication Critical patent/JPS5554765A/ja
Publication of JPS6234990B2 publication Critical patent/JPS6234990B2/ja
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
    • F16J15/40—Sealings between relatively-moving surfaces by means of fluid
    • F16J15/43—Sealings between relatively-moving surfaces by means of fluid kept in sealing position by magnetic force
    • 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
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/10—Sliding-contact bearings for exclusively rotary movement for both radial and axial load
    • F16C17/102—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure
    • F16C17/107—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure with at least one surface for radial load and at least one surface for axial load
    • 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
    • F16C33/741—Sealings of sliding-contact bearings by means of a fluid
    • F16C33/743—Sealings of sliding-contact bearings by means of a fluid retained in the sealing gap
    • F16C33/746—Sealings of sliding-contact bearings by means of a fluid retained in the sealing gap by a magnetic field

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Sealing Of Bearings (AREA)
  • Sliding-Contact Bearings (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
JP12668678A 1978-10-13 1978-10-13 Magnetic seal device Granted JPS5554765A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12668678A JPS5554765A (en) 1978-10-13 1978-10-13 Magnetic seal device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12668678A JPS5554765A (en) 1978-10-13 1978-10-13 Magnetic seal device

Publications (2)

Publication Number Publication Date
JPS5554765A true JPS5554765A (en) 1980-04-22
JPS6234990B2 JPS6234990B2 (OSRAM) 1987-07-30

Family

ID=14941336

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12668678A Granted JPS5554765A (en) 1978-10-13 1978-10-13 Magnetic seal device

Country Status (1)

Country Link
JP (1) JPS5554765A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011256838A (ja) * 2010-06-11 2011-12-22 Denso Corp バルブタイミング調整装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5530562A (en) * 1978-08-25 1980-03-04 Nippon Telegr & Teleph Corp <Ntt> Magnetic fluid feeder

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5530562A (en) * 1978-08-25 1980-03-04 Nippon Telegr & Teleph Corp <Ntt> Magnetic fluid feeder

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011256838A (ja) * 2010-06-11 2011-12-22 Denso Corp バルブタイミング調整装置
US8485151B2 (en) 2010-06-11 2013-07-16 Denso Corporation Valve timing adjusting device

Also Published As

Publication number Publication date
JPS6234990B2 (OSRAM) 1987-07-30

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