GB1028449A - Improvements in or relating to unit ventilators - Google Patents

Improvements in or relating to unit ventilators

Info

Publication number
GB1028449A
GB1028449A GB7957/65A GB795765A GB1028449A GB 1028449 A GB1028449 A GB 1028449A GB 7957/65 A GB7957/65 A GB 7957/65A GB 795765 A GB795765 A GB 795765A GB 1028449 A GB1028449 A GB 1028449A
Authority
GB
United Kingdom
Prior art keywords
diaphragm
valve
actuator
chamber
pressure
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
GB7957/65A
Other languages
English (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.)
Honeywell Inc
Original Assignee
Honeywell Inc
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 Honeywell Inc filed Critical Honeywell Inc
Publication of GB1028449A publication Critical patent/GB1028449A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • 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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/16—Actuating devices; Operating means; Releasing devices actuated by fluid with a mechanism, other than pulling-or pushing-rod, between fluid motor and closure member
    • 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
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
    • G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Physics & Mathematics (AREA)
  • Air-Flow Control Members (AREA)
  • Fluid-Driven Valves (AREA)
GB7957/65A 1964-02-28 1965-02-24 Improvements in or relating to unit ventilators Expired GB1028449A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34823564A 1964-02-28 1964-02-28

Publications (1)

Publication Number Publication Date
GB1028449A true GB1028449A (en) 1966-05-04

Family

ID=23367152

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7957/65A Expired GB1028449A (en) 1964-02-28 1965-02-24 Improvements in or relating to unit ventilators

Country Status (2)

Country Link
DE (1) DE1236294B (de)
GB (1) GB1028449A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1750483B1 (de) * 1968-05-07 1971-09-16 Herion Werke Kg Druckluftbetaetigtes Ventil

Also Published As

Publication number Publication date
DE1236294B (de) 1967-03-09

Similar Documents

Publication Publication Date Title
US2440052A (en) Averaging controller
US2828076A (en) Air conditioning apparatus
US3411712A (en) Bimetallic disc valve flow diverter
US3568760A (en) Optimization system
GB915598A (en) Improvements relating to closed cycle refrigeration systems
GB972077A (en) Air conditioning system
US4100964A (en) Induction ventilation system
US3101897A (en) Control for burners
GB1301127A (en) Apparatus for air conditioning
GB1499091A (en) Heating apparatus
GB998364A (en) Improvements in or relating to room ventilators
US2488388A (en) Fuel and damper control combination
GB1481316A (en) Air conditioning apparatus
GB1495799A (en) Gas pressure regulation system for forced draft gas heaters
US3623542A (en) Control of air-conditioning apparatus
US2815915A (en) Air mixing apparatus having temperature and pressure control
GB1028449A (en) Improvements in or relating to unit ventilators
GB1433061A (en) Temperature control system and vacuum modulator therefor
US2966109A (en) Dual supply air conditioning system having valve means for equalizing the supply flow
GB1155115A (en) Improvements in or relating to Vehicle Heat Engine Cooling Systems and to Methods Of Regulating The Circulation Of Cooling Liquid In Such Systems
US4039126A (en) Thermostatic regulating means for an air-conditioning plant
GB1454199A (en) Air conditioning unit
GB1405410A (en) Seal for use in control system positioning devices
US3795476A (en) Combustion control apparatus
GB985252A (en) Improvements in and relating to fluid flow control valves