CA2063617C - Induction watt hour meter rotary disc mounting and bearing system - Google Patents

Induction watt hour meter rotary disc mounting and bearing system Download PDF

Info

Publication number
CA2063617C
CA2063617C CA002063617A CA2063617A CA2063617C CA 2063617 C CA2063617 C CA 2063617C CA 002063617 A CA002063617 A CA 002063617A CA 2063617 A CA2063617 A CA 2063617A CA 2063617 C CA2063617 C CA 2063617C
Authority
CA
Canada
Prior art keywords
shaft
bearing
end cap
rotor
permanent magnet
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 - Fee Related
Application number
CA002063617A
Other languages
English (en)
French (fr)
Other versions
CA2063617A1 (en
Inventor
Marinus Hartman
Alain Roig
Chesley R. Howell
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.)
Itron Electricity Metering Inc
Original Assignee
Schlumberger Canada 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 Schlumberger Canada Ltd filed Critical Schlumberger Canada Ltd
Priority to CA002063617A priority Critical patent/CA2063617C/en
Priority to US08/035,094 priority patent/US5399966A/en
Priority to EP93400717A priority patent/EP0561713A2/en
Priority to BR9301258A priority patent/BR9301258A/pt
Publication of CA2063617A1 publication Critical patent/CA2063617A1/en
Application granted granted Critical
Publication of CA2063617C publication Critical patent/CA2063617C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
    • G01R11/02—Constructional details
    • G01R11/12—Arrangements of bearings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Motor Or Generator Frames (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Support Of The Bearing (AREA)
CA002063617A 1992-03-20 1992-03-20 Induction watt hour meter rotary disc mounting and bearing system Expired - Fee Related CA2063617C (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CA002063617A CA2063617C (en) 1992-03-20 1992-03-20 Induction watt hour meter rotary disc mounting and bearing system
US08/035,094 US5399966A (en) 1992-03-20 1993-03-19 Induction watt-hour meter rotary disc mounting and bearing system
EP93400717A EP0561713A2 (en) 1992-03-20 1993-03-22 Induction watt hour meter rotary disc mounting and bearing system
BR9301258A BR9301258A (pt) 1992-03-20 1993-03-22 Sistema de rolamento para o rotor de um medidor de inducao eletromecanico de watt,hora e medidor de inducao eletromecanico

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002063617A CA2063617C (en) 1992-03-20 1992-03-20 Induction watt hour meter rotary disc mounting and bearing system

Publications (2)

Publication Number Publication Date
CA2063617A1 CA2063617A1 (en) 1993-09-21
CA2063617C true CA2063617C (en) 2000-02-29

Family

ID=4149473

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002063617A Expired - Fee Related CA2063617C (en) 1992-03-20 1992-03-20 Induction watt hour meter rotary disc mounting and bearing system

Country Status (4)

Country Link
US (1) US5399966A (enExample)
EP (1) EP0561713A2 (enExample)
BR (1) BR9301258A (enExample)
CA (1) CA2063617C (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5686832A (en) * 1993-05-17 1997-11-11 Nu-Tech & Engineering, Inc. Miniature crossed coil gauge having an active flux ring
US8283841B2 (en) 2010-06-23 2012-10-09 Lin Engineering Motor end cap with interference fit

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2254698A (en) * 1940-10-04 1941-09-02 Gen Electric Magnetic system
DE1184857B (de) * 1960-02-26 1965-01-07 Westinghouse Electric Corp Magnetisch entlastetes Unterlager fuer den Laeufer eines Elektrizitaetszaehlers od. dgl.
US3143704A (en) * 1960-02-26 1964-08-04 Westinghouse Electric Corp Induction meter having magneticallysupported rotor
US3309152A (en) * 1963-08-09 1967-03-14 Westinghouse Electric Corp Magnetically-supported-rotor devices
US3397929A (en) * 1964-06-22 1968-08-20 Westinghouse Electric Corp Removable bearings
US3657676A (en) * 1970-08-26 1972-04-18 Duncan Electric Co Inc Temperature-compensated magnetic bearings
US5079508A (en) * 1990-12-17 1992-01-07 General Electric Company Electric power meter adjustment and indication method and apparatus

Also Published As

Publication number Publication date
EP0561713A3 (enExample) 1994-04-27
CA2063617A1 (en) 1993-09-21
BR9301258A (pt) 1993-09-28
US5399966A (en) 1995-03-21
EP0561713A2 (en) 1993-09-22

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