FR2273214A1 - Multiple-element rotary-louvre damper - has adjacent louvres driven by different diameter gear wheels - Google Patents

Multiple-element rotary-louvre damper - has adjacent louvres driven by different diameter gear wheels

Info

Publication number
FR2273214A1
FR2273214A1 FR7516507A FR7516507A FR2273214A1 FR 2273214 A1 FR2273214 A1 FR 2273214A1 FR 7516507 A FR7516507 A FR 7516507A FR 7516507 A FR7516507 A FR 7516507A FR 2273214 A1 FR2273214 A1 FR 2273214A1
Authority
FR
France
Prior art keywords
louvres
gear wheels
adjacent
driven
diameter gear
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.)
Granted
Application number
FR7516507A
Other languages
English (en)
French (fr)
Other versions
FR2273214B3 (https=
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.)
SIEGWART EMIL DT
Original Assignee
SIEGWART EMIL DT
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 SIEGWART EMIL DT filed Critical SIEGWART EMIL DT
Publication of FR2273214A1 publication Critical patent/FR2273214A1/fr
Application granted granted Critical
Publication of FR2273214B3 publication Critical patent/FR2273214B3/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/15—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre with parallel simultaneously tiltable lamellae
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/165—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with a plurality of closure members

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Air-Flow Control Members (AREA)
FR7516507A 1974-05-27 1975-05-27 Multiple-element rotary-louvre damper - has adjacent louvres driven by different diameter gear wheels Granted FR2273214A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7418367 1974-05-27

Publications (2)

Publication Number Publication Date
FR2273214A1 true FR2273214A1 (en) 1975-12-26
FR2273214B3 FR2273214B3 (https=) 1978-12-29

Family

ID=6645176

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7516507A Granted FR2273214A1 (en) 1974-05-27 1975-05-27 Multiple-element rotary-louvre damper - has adjacent louvres driven by different diameter gear wheels

Country Status (4)

Country Link
AT (1) AT335127B (https=)
CH (1) CH589826A5 (https=)
FR (1) FR2273214A1 (https=)
NL (1) NL7506144A (https=)

Also Published As

Publication number Publication date
CH589826A5 (https=) 1977-07-15
FR2273214B3 (https=) 1978-12-29
AT335127B (de) 1977-02-25
NL7506144A (nl) 1975-12-01
ATA396475A (de) 1976-06-15

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Legal Events

Date Code Title Description
ST Notification of lapse