FR1132813A - Device for maintaining constant the volume of the flow of a gaseous medium - Google Patents

Device for maintaining constant the volume of the flow of a gaseous medium

Info

Publication number
FR1132813A
FR1132813A FR1132813DA FR1132813A FR 1132813 A FR1132813 A FR 1132813A FR 1132813D A FR1132813D A FR 1132813DA FR 1132813 A FR1132813 A FR 1132813A
Authority
FR
France
Prior art keywords
volume
flow
gaseous medium
maintaining constant
maintaining
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)
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.)
Svenska Flaktfabriken AB
Original Assignee
Svenska Flaktfabriken 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
Application filed by Svenska Flaktfabriken AB filed Critical Svenska Flaktfabriken AB
Application granted granted Critical
Publication of FR1132813A publication Critical patent/FR1132813A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/01—Control of flow without auxiliary power
    • G05D7/0173—Control of flow without auxiliary power using pivoting sensing element acting as a valve mounted within the flow-path
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L13/00—Construction of valves or dampers for controlling air supply or draught
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F24F11/75—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity for maintaining constant air flow rate or air velocity

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
FR1132813D 1954-10-19 1955-10-17 Device for maintaining constant the volume of the flow of a gaseous medium Expired FR1132813A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE2850043X 1954-10-19

Publications (1)

Publication Number Publication Date
FR1132813A true FR1132813A (en) 1957-03-18

Family

ID=20427523

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1132813D Expired FR1132813A (en) 1954-10-19 1955-10-17 Device for maintaining constant the volume of the flow of a gaseous medium

Country Status (3)

Country Link
US (1) US2850043A (en)
FR (1) FR1132813A (en)
NL (1) NL102970C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1195979B (en) * 1960-02-19 1965-07-01 Svenska Flaektfabriken Ab Device for keeping the static pressure constant in a pipe

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1252395B (en) * 1967-10-19
US3179125A (en) * 1960-10-07 1965-04-20 Air Devices Inc One motor mixing box
DE9208345U1 (en) * 1992-06-23 1992-11-12 Gebrueder Trox, Gmbh, 4133 Neukirchen-Vluyn, De

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2250614A (en) * 1939-01-16 1941-07-29 Railway Utility Company Ventilator for moving vehicles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1195979B (en) * 1960-02-19 1965-07-01 Svenska Flaektfabriken Ab Device for keeping the static pressure constant in a pipe

Also Published As

Publication number Publication date
US2850043A (en) 1958-09-02
NL102970C (en)

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