ZA728505B - Heating,cooling and ventilating grills - Google Patents

Heating,cooling and ventilating grills

Info

Publication number
ZA728505B
ZA728505B ZA728505A ZA728505A ZA728505B ZA 728505 B ZA728505 B ZA 728505B ZA 728505 A ZA728505 A ZA 728505A ZA 728505 A ZA728505 A ZA 728505A ZA 728505 B ZA728505 B ZA 728505B
Authority
ZA
South Africa
Prior art keywords
cooling
heating
grills
ventilating
ventilating grills
Prior art date
Application number
ZA728505A
Inventor
I Fraser
W Evans
Original Assignee
I Fraser
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 I Fraser filed Critical I Fraser
Publication of ZA728505B publication Critical patent/ZA728505B/en

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
    • 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
    • F24F11/76—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 by means responsive to temperature, e.g. bimetal springs
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/24—Recording seismic data

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Fluid Mechanics (AREA)
  • Air-Flow Control Members (AREA)
ZA728505A 1971-12-04 1972-11-20 Heating,cooling and ventilating grills ZA728505B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5637871A GB1395890A (en) 1971-12-04 1971-12-04 Ventilating damper

Publications (1)

Publication Number Publication Date
ZA728505B true ZA728505B (en) 1973-11-28

Family

ID=10476465

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA728505A ZA728505B (en) 1971-12-04 1972-11-20 Heating,cooling and ventilating grills

Country Status (2)

Country Link
GB (1) GB1395890A (en)
ZA (1) ZA728505B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8522702D0 (en) * 1985-09-13 1985-10-16 Actionair Equip Fusible element mounting mechanism
GB2301411B (en) * 1992-12-03 1997-05-21 Hunter Technical Dev Ltd Heating,ventilating and air conditioning systems
DE202009012128U1 (en) * 2009-09-05 2011-01-27 Trox Gmbh Leaf dampers System

Also Published As

Publication number Publication date
GB1395890A (en) 1975-05-29

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