GB2268819B - A method and circuit for determining the nominal resistance of electromagnetic coils - Google Patents

A method and circuit for determining the nominal resistance of electromagnetic coils

Info

Publication number
GB2268819B
GB2268819B GB9313179A GB9313179A GB2268819B GB 2268819 B GB2268819 B GB 2268819B GB 9313179 A GB9313179 A GB 9313179A GB 9313179 A GB9313179 A GB 9313179A GB 2268819 B GB2268819 B GB 2268819B
Authority
GB
United Kingdom
Prior art keywords
determining
circuit
electromagnetic coils
nominal resistance
nominal
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
GB9313179A
Other versions
GB2268819A (en
GB9313179D0 (en
Inventor
Manfred Gruener
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
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 GB9313179D0 (en) 1993-08-11
GB2268819A GB2268819A (en) 1994-01-19
GB2268819B true 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)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5042375A (en) * 1989-04-27 1991-08-27 Mannesmann Aktiengesellschaft Device for temperature control of a print head or of a hammer block including an electromagnetic coil
EP0559161A2 (en) * 1992-03-06 1993-09-08 Seiko Epson Corporation Drive coil overheating protection for wire dot printer

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5042375A (en) * 1989-04-27 1991-08-27 Mannesmann Aktiengesellschaft Device for temperature control of a print head or of a hammer block including an electromagnetic coil
EP0559161A2 (en) * 1992-03-06 1993-09-08 Seiko Epson Corporation Drive coil overheating protection for wire dot printer

Also Published As

Publication number Publication date
FR2692992A1 (en) 1993-12-31
GB2268819A (en) 1994-01-19
GB9313179D0 (en) 1993-08-11
DE4221261A1 (en) 1994-01-05

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Legal Events

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

Effective date: 20000625