FR1007372A - Sealing device - Google Patents

Sealing device

Info

Publication number
FR1007372A
FR1007372A FR1007372DA FR1007372A FR 1007372 A FR1007372 A FR 1007372A FR 1007372D A FR1007372D A FR 1007372DA FR 1007372 A FR1007372 A FR 1007372A
Authority
FR
France
Prior art keywords
sealing device
sealing
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
Application number
Other languages
French (fr)
Inventor
Adolph Razdowitz
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 filed Critical
Application granted granted Critical
Publication of FR1007372A publication Critical patent/FR1007372A/en
Expired 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR1007372D 1948-12-23 1949-12-22 Sealing device Expired FR1007372A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1007372XA 1948-12-23 1948-12-23

Publications (1)

Publication Number Publication Date
FR1007372A true FR1007372A (en) 1952-05-05

Family

ID=22281268

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1007372D Expired FR1007372A (en) 1948-12-23 1949-12-22 Sealing device

Country Status (1)

Country Link
FR (1) FR1007372A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2863538A (en) * 1954-10-22 1958-12-09 Eaton Mfg Co Permanent magnet seal
DE2034213A1 (en) * 1969-10-10 1971-05-06 Ferrofluidics Corp Magnetic liquid seal
FR2356066A1 (en) * 1976-06-26 1978-01-20 Maschf Augsburg Nuernberg Ag HERMETIC SEAL
EP0206516A2 (en) * 1985-05-21 1986-12-30 Ferrofluidics Corporation Ferrofluid composition, method of making, and apparatus and method using same
US5169181A (en) * 1991-12-16 1992-12-08 The Johnson Corporation Impact resistant rotary joint with glide ring seals
CN110762307A (en) * 2019-12-03 2020-02-07 中国工程物理研究院总体工程研究所 Magnetic fluid sealing rotary joint

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2863538A (en) * 1954-10-22 1958-12-09 Eaton Mfg Co Permanent magnet seal
DE2034213A1 (en) * 1969-10-10 1971-05-06 Ferrofluidics Corp Magnetic liquid seal
FR2065847A5 (en) * 1969-10-10 1971-08-06 Ferrofluidics Corp
FR2356066A1 (en) * 1976-06-26 1978-01-20 Maschf Augsburg Nuernberg Ag HERMETIC SEAL
EP0206516A2 (en) * 1985-05-21 1986-12-30 Ferrofluidics Corporation Ferrofluid composition, method of making, and apparatus and method using same
EP0206516A3 (en) * 1985-05-21 1988-08-10 Ferrofluidics Corporation Ferrofluid composition, method of making, and apparatus and method using same
US5169181A (en) * 1991-12-16 1992-12-08 The Johnson Corporation Impact resistant rotary joint with glide ring seals
CN110762307A (en) * 2019-12-03 2020-02-07 中国工程物理研究院总体工程研究所 Magnetic fluid sealing rotary joint
CN110762307B (en) * 2019-12-03 2024-04-12 中国工程物理研究院总体工程研究所 Magnetic fluid sealing rotary joint

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