GB8617144D0 - Electric motor drive - Google Patents

Electric motor drive

Info

Publication number
GB8617144D0
GB8617144D0 GB868617144A GB8617144A GB8617144D0 GB 8617144 D0 GB8617144 D0 GB 8617144D0 GB 868617144 A GB868617144 A GB 868617144A GB 8617144 A GB8617144 A GB 8617144A GB 8617144 D0 GB8617144 D0 GB 8617144D0
Authority
GB
United Kingdom
Prior art keywords
electric motor
motor drive
drive
electric
motor
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.)
Granted
Application number
GB868617144A
Other versions
GB2195037A (en
GB2195037B (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.)
Martindale Protection Ltd
Original Assignee
Martindale Protection 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 Martindale Protection Ltd filed Critical Martindale Protection Ltd
Priority to GB8617144A priority Critical patent/GB2195037B/en
Publication of GB8617144D0 publication Critical patent/GB8617144D0/en
Publication of GB2195037A publication Critical patent/GB2195037A/en
Application granted granted Critical
Publication of GB2195037B publication Critical patent/GB2195037B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/04—Gas helmets
    • A62B18/045—Gas helmets with fans for delivering air for breathing mounted in or on the helmet
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34—Testing dynamo-electric machines
    • G01R31/343—Testing dynamo-electric machines in operation

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
GB8617144A 1986-07-15 1986-07-15 Electric motor drive Expired - Fee Related GB2195037B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8617144A GB2195037B (en) 1986-07-15 1986-07-15 Electric motor drive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8617144A GB2195037B (en) 1986-07-15 1986-07-15 Electric motor drive

Publications (3)

Publication Number Publication Date
GB8617144D0 true GB8617144D0 (en) 1986-08-20
GB2195037A GB2195037A (en) 1988-03-23
GB2195037B GB2195037B (en) 1990-06-06

Family

ID=10601044

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8617144A Expired - Fee Related GB2195037B (en) 1986-07-15 1986-07-15 Electric motor drive

Country Status (1)

Country Link
GB (1) GB2195037B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI80606C (en) * 1987-10-05 1990-07-10 Kemira Oy FOERFARANDE FOER REGLERING AV LUFTMAONGDEN SOM MATAS IN I EN GASMASK SAMT EN GASMASK SOM GENOMFOER DENNA FOERFARANDE.
GB8815179D0 (en) * 1988-06-25 1988-08-03 Racal Safety Ltd Differential pressure sensor
GB9112618D0 (en) * 1991-06-12 1991-07-31 Racal Safety Ltd Dc motor control
FI100307B (en) * 1994-02-25 1997-11-14 Kemira Safety Oy A method for adjusting the amount of air supplied to a gas mask and Amari as a gas
GB2324743B (en) * 1994-03-22 1998-12-16 Murray Buchart Innovations Lim Filter
AUPN191095A0 (en) * 1995-03-23 1995-04-27 Safety Equipment Australia Pty Ltd Positive air-purifying respirator management system
WO2002019510A1 (en) * 2000-08-30 2002-03-07 Papst-Motoren Gmbh & Co. Kg Direct current machine with a controllable arrangement for limiting current
WO2002019511A1 (en) 2000-08-30 2002-03-07 Papst-Motoren Gmbh & Co. Kg Fan arrangement
US6967459B2 (en) 2000-08-30 2005-11-22 Ebm-Papst St. Georgen Gmbh & Co. Kg Method for controlling or regulating the current in a direct current machine for a fan
GB2399758A (en) * 2003-03-27 2004-09-29 Helmet Integrated Syst Ltd Respirator with means for controlling a fan in response to a measured flow rate
EP1605788B8 (en) 2003-03-27 2011-03-02 Helmet Integrated Systems Limited Respirator
US7937775B2 (en) 2005-08-09 2011-05-10 Microtek Medical, Inc. Surgical protective head gear assembly including high volume air delivery system
DE102012203663A1 (en) * 2011-12-14 2013-06-20 Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Würzburg Control device for a radiator fan, radiator fan assembly and method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2338215B2 (en) * 1973-07-27 1975-07-31 Robert Bosch Gmbh, 7000 Stuttgart Circuit arrangement for controlling

Also Published As

Publication number Publication date
GB2195037A (en) 1988-03-23
GB2195037B (en) 1990-06-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930715