FR2257830B3 - - Google Patents

Info

Publication number
FR2257830B3
FR2257830B3 FR7500818A FR7500818A FR2257830B3 FR 2257830 B3 FR2257830 B3 FR 2257830B3 FR 7500818 A FR7500818 A FR 7500818A FR 7500818 A FR7500818 A FR 7500818A FR 2257830 B3 FR2257830 B3 FR 2257830B3
Authority
FR
France
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
FR7500818A
Other languages
French (fr)
Other versions
FR2257830A1 (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.)
Tour Agenturer AB
Original Assignee
Tour Agenturer AB
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
Priority claimed from SE7400334A external-priority patent/SE379410B/xx
Application filed by Tour Agenturer AB filed Critical Tour Agenturer AB
Publication of FR2257830A1 publication Critical patent/FR2257830A1/en
Application granted granted Critical
Publication of FR2257830B3 publication Critical patent/FR2257830B3/fr
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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K47/00—Means in valves for absorbing fluid energy
    • F16K47/08—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths
    • 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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/30—Details
    • F16K3/34—Arrangements for modifying the way in which the rate of flow varies during the actuation of the valve
    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/02—Energy absorbers; Noise absorbers
    • F16L55/027—Throttle passages
    • F16L55/02781—The regulating element being provided with radial outputs

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Valves (AREA)
  • Lift Valve (AREA)
FR7500818A 1974-01-11 1975-01-13 Cavitation free throttle valve - with two or more stages of progressively increasing flow area to avoid noise Granted FR2257830A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7400334A SE379410B (en) 1974-01-11 1974-01-11
SE7415208 1974-12-04

Publications (2)

Publication Number Publication Date
FR2257830A1 FR2257830A1 (en) 1975-08-08
FR2257830B3 true FR2257830B3 (en) 1977-09-30

Family

ID=26656441

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7500818A Granted FR2257830A1 (en) 1974-01-11 1975-01-13 Cavitation free throttle valve - with two or more stages of progressively increasing flow area to avoid noise

Country Status (2)

Country Link
DE (1) DE2500723A1 (en)
FR (1) FR2257830A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3044910A1 (en) * 1980-11-28 1982-07-01 Hans-Günter Dipl.-Ing. 4300 Essen Eckhardt Sound damper for fluid line - has central deflector cone with outer ring deflectors
FR2567984B1 (en) * 1984-07-20 1986-08-14 Centre Techn Ind Mecanique PROPORTIONAL HYDRAULIC DISTRIBUTOR
DE4033362C3 (en) * 1990-10-17 2000-02-10 Horst Jaekel Device for reducing the pressure of a gaseous medium
DE4238859C1 (en) * 1992-11-18 1994-02-24 Cerpraecis Anwendungen Fuer In Throttle device, in particular throttle valve
FR2722586B1 (en) * 1994-07-13 1996-08-14 Ur L Armement DEVICE FOR AUTOMATICALLY CONTROLLING THE FLOW OF A CIRCUIT CIRCUIT SUPPLIED BY A VARIABLE PRESSURE FLUID
DE10354453B4 (en) * 2003-11-21 2006-12-07 Robert Bosch Gmbh Noise damping element for flow circuits
DE102004020545B4 (en) * 2004-04-27 2006-10-19 Webasto Ag Additional heater assembly with an exhaust pipe with reduced noise emission and vehicle with such an arrangement
FR2904987A1 (en) * 2006-08-16 2008-02-22 Thomas Jean Marie Rauzy FLUID VEIN REGULATOR WITH CRITICAL DIFFERENTIAL PRESSURE TEST.
FI123839B (en) * 2011-04-04 2013-11-15 Metso Automation Oy Hardware to reduce flow noise and valve
FI20115319L (en) * 2011-04-04 2012-10-05 Metso Automation Oy Equipment to reduce flow noise and valve
JP2016118282A (en) * 2014-12-23 2016-06-30 日立建機株式会社 Contraction valve
DE102021212202A1 (en) 2021-10-26 2023-04-27 Vitesco Technologies GmbH Throttle valve positioner unit, fuel cell system with such a throttle valve positioner unit and motor vehicle with such a fuel cell system

Also Published As

Publication number Publication date
FR2257830A1 (en) 1975-08-08
DE2500723A1 (en) 1975-07-17

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Legal Events

Date Code Title Description
ST Notification of lapse