FR2633027B1 - SEALING FOR SLIDING ROD, ESPECIALLY FOR VALVE RODS - Google Patents

SEALING FOR SLIDING ROD, ESPECIALLY FOR VALVE RODS

Info

Publication number
FR2633027B1
FR2633027B1 FR8905999A FR8905999A FR2633027B1 FR 2633027 B1 FR2633027 B1 FR 2633027B1 FR 8905999 A FR8905999 A FR 8905999A FR 8905999 A FR8905999 A FR 8905999A FR 2633027 B1 FR2633027 B1 FR 2633027B1
Authority
FR
France
Prior art keywords
sealing
sliding rod
valve rods
rods
valve
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
FR8905999A
Other languages
French (fr)
Other versions
FR2633027A1 (en
Inventor
Viazzi Roberto
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.)
RFT SpA
Original Assignee
RFT SpA
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 RFT SpA filed Critical RFT SpA
Publication of FR2633027A1 publication Critical patent/FR2633027A1/en
Application granted granted Critical
Publication of FR2633027B1 publication Critical patent/FR2633027B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/08—Valves guides; Sealing of valve stem, e.g. sealing by lubricant
    • 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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • F16J15/3232—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
FR8905999A 1988-05-06 1989-05-05 SEALING FOR SLIDING ROD, ESPECIALLY FOR VALVE RODS Expired - Fee Related FR2633027B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT5312088 1988-05-06

Publications (2)

Publication Number Publication Date
FR2633027A1 FR2633027A1 (en) 1989-12-22
FR2633027B1 true FR2633027B1 (en) 1994-09-16

Family

ID=11280102

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8905999A Expired - Fee Related FR2633027B1 (en) 1988-05-06 1989-05-05 SEALING FOR SLIDING ROD, ESPECIALLY FOR VALVE RODS

Country Status (4)

Country Link
DE (1) DE3914561A1 (en)
ES (1) ES1010889Y (en)
FR (1) FR2633027B1 (en)
GB (1) GB2219635B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19936462B4 (en) * 1999-08-03 2014-02-27 Carl Freudenberg Kg scraper

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1889669U (en) * 1964-01-14 1964-03-19 Hemscheidt Maschf Hermann STEM SEAL, IN PARTICULAR FOR PISTON STEMS OF HYDRAULIC VIBRATION DAMPERS.
DE1966994A1 (en) * 1969-03-05 1976-03-18 Bellaplast Maschinenbau Gmbh Profile gauge control for extruded tubes - with two cooling chambers at differing degrees of vacuum
US3804217A (en) * 1972-03-13 1974-04-16 Monroe Belgium Nv Pressurized shock absorber
US4125265A (en) * 1977-07-06 1978-11-14 Borg-Warner Corporation Valve stem seal
US4695061A (en) * 1985-08-29 1987-09-22 Eagle-Picher Industries, Inc. Valve stem seal

Also Published As

Publication number Publication date
GB8909996D0 (en) 1989-06-21
GB2219635B (en) 1992-05-13
DE3914561A1 (en) 1989-11-23
ES1010889U (en) 1990-03-01
ES1010889Y (en) 1990-08-01
FR2633027A1 (en) 1989-12-22
GB2219635A (en) 1989-12-13

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20090119