NO122942B - - Google Patents

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Info

Publication number
NO122942B
NO122942B NO1170/70A NO117070A NO122942B NO 122942 B NO122942 B NO 122942B NO 1170/70 A NO1170/70 A NO 1170/70A NO 117070 A NO117070 A NO 117070A NO 122942 B NO122942 B NO 122942B
Authority
NO
Norway
Prior art keywords
lens
optical
wedge
holder
plate
Prior art date
Application number
NO1170/70A
Other languages
English (en)
Norwegian (no)
Inventor
S Bredberg
Original Assignee
Bahco Ventilation 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 Bahco Ventilation Ab filed Critical Bahco Ventilation Ab
Publication of NO122942B publication Critical patent/NO122942B/no

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
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/04—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves
    • F16K11/052—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves with pivoted closure members, e.g. butterfly valves
    • 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
    • F24F13/02—Ducting arrangements
    • F24F13/04—Air-mixing units
    • 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
    • F24F13/1413—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre using more than one tilting member, e.g. with several pivoting blades

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Lenses (AREA)
NO1170/70A 1969-03-28 1970-03-31 NO122942B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE04447/69A SE329906B (da) 1969-03-28 1969-03-28

Publications (1)

Publication Number Publication Date
NO122942B true NO122942B (da) 1971-09-06

Family

ID=20264217

Family Applications (1)

Application Number Title Priority Date Filing Date
NO1170/70A NO122942B (da) 1969-03-28 1970-03-31

Country Status (3)

Country Link
DK (1) DK126718B (da)
NO (1) NO122942B (da)
SE (1) SE329906B (da)

Also Published As

Publication number Publication date
DK126718B (da) 1973-08-13
SE329906B (da) 1970-10-26

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