FR1515493A - Perfectionnements apportés aux clapets de sécurité à l'encontre des surpressionspour systèmes hydrauliques - Google Patents

Perfectionnements apportés aux clapets de sécurité à l'encontre des surpressionspour systèmes hydrauliques

Info

Publication number
FR1515493A
FR1515493A FR99821A FR99821A FR1515493A FR 1515493 A FR1515493 A FR 1515493A FR 99821 A FR99821 A FR 99821A FR 99821 A FR99821 A FR 99821A FR 1515493 A FR1515493 A FR 1515493A
Authority
FR
France
Prior art keywords
hydraulic systems
safety valves
against overpressure
valves against
overpressure
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
FR99821A
Other languages
English (en)
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.)
Danfoss AS
Original Assignee
Danfoss AS
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 Danfoss AS filed Critical Danfoss AS
Application granted granted Critical
Publication of FR1515493A publication Critical patent/FR1515493A/fr
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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/0406—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded in the form of balls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/30—Safety devices, e.g. alternate emergency power supply or transmission means to ensure steering upon failure of the primary steering means
    • B62D5/32—Safety devices, e.g. alternate emergency power supply or transmission means to ensure steering upon failure of the primary steering means for telemotor systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/0466—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with a special seating surface
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7904—Reciprocating valves
    • Y10T137/7922—Spring biased
    • Y10T137/7927—Ball valves
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/8667—Reciprocating valve
    • Y10T137/86694—Piston valve
    • Y10T137/8671—With annular passage [e.g., spool]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Analytical Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Safety Valves (AREA)
  • Power Steering Mechanism (AREA)
FR99821A 1966-03-26 1967-03-22 Perfectionnements apportés aux clapets de sécurité à l'encontre des surpressionspour systèmes hydrauliques Expired FR1515493A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DED0049708 1966-03-26

Publications (1)

Publication Number Publication Date
FR1515493A true FR1515493A (fr) 1968-03-01

Family

ID=7052088

Family Applications (1)

Application Number Title Priority Date Filing Date
FR99821A Expired FR1515493A (fr) 1966-03-26 1967-03-22 Perfectionnements apportés aux clapets de sécurité à l'encontre des surpressionspour systèmes hydrauliques

Country Status (6)

Country Link
US (1) US3473443A (fr)
BE (1) BE695185A (fr)
DE (1) DE1550180B1 (fr)
DK (1) DK114462B (fr)
FR (1) FR1515493A (fr)
GB (1) GB1145604A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS526794Y2 (fr) * 1971-01-29 1977-02-12
DE2222332A1 (de) * 1972-05-06 1973-11-22 Zahnradfabrik Friedrichshafen Hilfskrafteinrichtung fuer speicherbetrieb
DE2256072C3 (de) * 1972-11-16 1979-11-29 Integral Hydraulik & Co, 4000 Duesseldorf Anordnung zur Begrenzung der Reaktionskraft bei hydraulischen Servolenkeinrichtungen
US4370072A (en) * 1979-07-30 1983-01-25 Moffitt Jr Merritt L Utility brush
US4410056A (en) * 1981-05-27 1983-10-18 Paccar Inc. Hydraulic cab tilting system having full locking with controlled free-fall
DE4311594A1 (de) * 1993-04-08 1994-10-13 Teves Gmbh Alfred Hydraulische oder pneumatische Anlage mit einer Einrichtung zur Vermeidung von Druckstößen
JP5149624B2 (ja) * 2005-10-03 2013-02-20 株式会社ミツバ 圧力制御装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE16255C (de) * H. VON HARTZ und O. FIX in Cleveland, County Cuyahoga, Ohio (V. St. A.) Apparate und Verfahren, kurze Rohrenden zusammenzuschweifsen
US2416097A (en) * 1943-05-28 1947-02-18 Gen Electric Automatic pilot
US2986123A (en) * 1957-11-13 1961-05-30 Bendix Westinghouse Automotive Pneumatic window lift
DE1860480U (de) * 1959-02-07 1962-10-18 Teves Kg Alfred Hydrostatisches getriebe fuer kraftfahrzeuge.
FR1328615A (fr) * 1962-06-13 1963-05-31 Lindes Eismaschinen Ag Dispositif de limitation de pression à soupapes
US3164959A (en) * 1963-05-03 1965-01-12 Oil Dyne Inc Hydraulic systems

Also Published As

Publication number Publication date
BE695185A (fr) 1967-08-14
US3473443A (en) 1969-10-21
DK114462B (da) 1969-06-30
GB1145604A (en) 1969-03-19
DE1550180B1 (de) 1970-01-29

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