FR2325828B1 - - Google Patents

Info

Publication number
FR2325828B1
FR2325828B1 FR7529776A FR7529776A FR2325828B1 FR 2325828 B1 FR2325828 B1 FR 2325828B1 FR 7529776 A FR7529776 A FR 7529776A FR 7529776 A FR7529776 A FR 7529776A FR 2325828 B1 FR2325828 B1 FR 2325828B1
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
FR7529776A
Other languages
French (fr)
Other versions
FR2325828A1 (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.)
ZF International UK Ltd
Original Assignee
Lucas Industries Ltd
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 Lucas Industries Ltd filed Critical Lucas Industries Ltd
Priority to FR7529776A priority Critical patent/FR2325828A1/en
Publication of FR2325828A1 publication Critical patent/FR2325828A1/en
Application granted granted Critical
Publication of FR2325828B1 publication Critical patent/FR2325828B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/04—Units comprising pumps and their driving means the pump being fluid-driven
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
FR7529776A 1975-09-29 1975-09-29 Variable speed fan drive system - has orifice restricting flow to piston and cylinder controlling motor torque Granted FR2325828A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7529776A FR2325828A1 (en) 1975-09-29 1975-09-29 Variable speed fan drive system - has orifice restricting flow to piston and cylinder controlling motor torque

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7529776A FR2325828A1 (en) 1975-09-29 1975-09-29 Variable speed fan drive system - has orifice restricting flow to piston and cylinder controlling motor torque

Publications (2)

Publication Number Publication Date
FR2325828A1 FR2325828A1 (en) 1977-04-22
FR2325828B1 true FR2325828B1 (en) 1979-10-12

Family

ID=9160594

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7529776A Granted FR2325828A1 (en) 1975-09-29 1975-09-29 Variable speed fan drive system - has orifice restricting flow to piston and cylinder controlling motor torque

Country Status (1)

Country Link
FR (1) FR2325828A1 (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1403590A1 (en) * 1960-03-30 1969-01-30 Siemens Ag Device for cooling power converters, transformers and the like.

Also Published As

Publication number Publication date
FR2325828A1 (en) 1977-04-22

Similar Documents

Publication Publication Date Title
AU477418B2 (en)
AU495933B2 (en)
FR2318262B3 (en)
JPS5539539Y2 (en)
FR2325828B1 (en)
JPS5272203U (en)
JPS5245961U (en)
CH597391A5 (en)
CH595250A5 (en)
BG22226A1 (en)
BG22187A1 (en)
BG22186A1 (en)
CH600303A5 (en)
CH599344A5 (en)
BG23412A1 (en)
CH599000A5 (en)
CH598898A5 (en)
CH598520A5 (en)
CH598487A5 (en)
CH598483A5 (en)
CH598131A5 (en)
CH598021A5 (en)
CH597707A5 (en)
BG22584A1 (en)
CH595130A5 (en)

Legal Events

Date Code Title Description
ST Notification of lapse