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GB9313179D0 - A method and circuit for determining the nominal resistance and the measuring current for temperature detection of electromagnetic coils - Google Patents

A method and circuit for determining the nominal resistance and the measuring current for temperature detection of electromagnetic coils

Info

Publication number
GB9313179D0
GB9313179D0 GB939313179A GB9313179A GB9313179D0 GB 9313179 D0 GB9313179 D0 GB 9313179D0 GB 939313179 A GB939313179 A GB 939313179A GB 9313179 A GB9313179 A GB 9313179A GB 9313179 D0 GB9313179 D0 GB 9313179D0
Authority
GB
United Kingdom
Prior art keywords
determining
circuit
temperature detection
electromagnetic coils
measuring current
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
GB939313179A
Other versions
GB2268819A (en
GB2268819B (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.)
Vodafone GmbH
Original Assignee
Mannesmann AG
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 Mannesmann AG filed Critical Mannesmann AG
Publication of GB9313179D0 publication Critical patent/GB9313179D0/en
Publication of GB2268819A publication Critical patent/GB2268819A/en
Application granted granted Critical
Publication of GB2268819B publication Critical patent/GB2268819B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/22—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material
    • B41J2/23—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material using print wires
    • B41J2/30—Control circuits for actuators
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/18—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
    • G01K7/20—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer in a specially-adapted circuit, e.g. bridge circuit
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Dot-Matrix Printers And Others (AREA)
GB9313179A 1992-06-26 1993-06-25 A method and circuit for determining the nominal resistance of electromagnetic coils Expired - Fee Related GB2268819B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19924221261 DE4221261A1 (en) 1992-06-26 1992-06-26 Method and circuit arrangement for determining the nominal resistance value and the measuring current for the temperature detection of electromagnetic coils, in particular in matrix print heads

Publications (3)

Publication Number Publication Date
GB9313179D0 true GB9313179D0 (en) 1993-08-11
GB2268819A GB2268819A (en) 1994-01-19
GB2268819B GB2268819B (en) 1996-02-28

Family

ID=6462050

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9313179A Expired - Fee Related GB2268819B (en) 1992-06-26 1993-06-25 A method and circuit for determining the nominal resistance of electromagnetic coils

Country Status (3)

Country Link
DE (1) DE4221261A1 (en)
FR (1) FR2692992A1 (en)
GB (1) GB2268819B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3914217A1 (en) * 1989-04-27 1990-11-15 Mannesmann Ag DEVICE FOR THE TEMPERATURE MONITORING OF A PRINT HEAD OR A HAMMER BANK OF THE ELECTROMAGNET COIL DESIGN
EP0559161B1 (en) * 1992-03-06 1998-06-10 Seiko Epson Corporation Drive coil overheating protection for wire dot printer

Also Published As

Publication number Publication date
DE4221261A1 (en) 1994-01-05
GB2268819A (en) 1994-01-19
GB2268819B (en) 1996-02-28
FR2692992A1 (en) 1993-12-31

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Legal Events

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

Effective date: 20000625