FR1578680A - - Google Patents

Info

Publication number
FR1578680A
FR1578680A FR1578680DA FR1578680A FR 1578680 A FR1578680 A FR 1578680A FR 1578680D A FR1578680D A FR 1578680DA FR 1578680 A FR1578680 A FR 1578680A
Authority
FR
France
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)
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 filed Critical
Application granted granted Critical
Publication of FR1578680A publication Critical patent/FR1578680A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/01—Control of temperature without auxiliary power
    • G05D23/13—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures
    • G05D23/1306—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures for liquids
    • G05D23/132—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures for liquids with temperature sensing element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/06—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units
    • F24F3/08—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units with separate supply and return lines for hot and cold heat-exchange fluids i.e. so-called "4-conduit" system
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/01—Control of temperature without auxiliary power
    • G05D23/02—Control of temperature without auxiliary power with sensing element expanding and contracting in response to changes of temperature
    • G05D23/021—Control of temperature without auxiliary power with sensing element expanding and contracting in response to changes of temperature the sensing element being a non-metallic solid, e.g. elastomer, paste
    • G05D23/023—Control of temperature without auxiliary power with sensing element expanding and contracting in response to changes of temperature the sensing element being a non-metallic solid, e.g. elastomer, paste the sensing element being placed outside a regulating fluid flow

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Temperature-Responsive Valves (AREA)
FR1578680D 1967-10-12 1968-09-04 Expired FR1578680A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1428367A CH480579A (de) 1967-10-12 1967-10-12 Thermostatgesteuertes Sequenzventil

Publications (1)

Publication Number Publication Date
FR1578680A true FR1578680A (de) 1969-08-14

Family

ID=4399533

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1578680D Expired FR1578680A (de) 1967-10-12 1968-09-04

Country Status (4)

Country Link
BE (1) BE722045A (de)
CH (1) CH480579A (de)
FR (1) FR1578680A (de)
GB (1) GB1183909A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2301783A1 (fr) * 1975-02-20 1976-09-17 Landis & Gyr Ag Laison entre la tete de regulateur et l'organe de reglage final d'un regulateur de radiateur
EP0047144A1 (de) * 1980-08-28 1982-03-10 Actrol Industries Pty. Ltd Solarheizsystem und Ventil

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2301783A1 (fr) * 1975-02-20 1976-09-17 Landis & Gyr Ag Laison entre la tete de regulateur et l'organe de reglage final d'un regulateur de radiateur
EP0047144A1 (de) * 1980-08-28 1982-03-10 Actrol Industries Pty. Ltd Solarheizsystem und Ventil
US4454890A (en) * 1980-08-28 1984-06-19 Actrol Industries Pty. Ltd. Solar heater system and valve

Also Published As

Publication number Publication date
CH480579A (de) 1969-10-31
GB1183909A (en) 1970-03-11
BE722045A (de) 1969-04-09

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Legal Events

Date Code Title Description
ST Notification of lapse