ES8707806A1 - Aparato para indicar el transcurso de un periodo de tiempo con su correspondiente metodo. - Google Patents

Aparato para indicar el transcurso de un periodo de tiempo con su correspondiente metodo.

Info

Publication number
ES8707806A1
ES8707806A1 ES545809A ES545809A ES8707806A1 ES 8707806 A1 ES8707806 A1 ES 8707806A1 ES 545809 A ES545809 A ES 545809A ES 545809 A ES545809 A ES 545809A ES 8707806 A1 ES8707806 A1 ES 8707806A1
Authority
ES
Spain
Prior art keywords
potential difference
state
indicator element
elapsed time
cell
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
Application number
ES545809A
Other languages
English (en)
Other versions
ES545809A0 (es
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.)
Johnson Matthey PLC
Original Assignee
Johnson Matthey PLC
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 Johnson Matthey PLC filed Critical Johnson Matthey PLC
Publication of ES8707806A1 publication Critical patent/ES8707806A1/es
Publication of ES545809A0 publication Critical patent/ES545809A0/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F1/00—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers
    • G04F1/005—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers using electronic timing, e.g. counting means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)

Abstract

APARATO PARA INDICAR EL TRANSCURRIR DEL TIEMPO. CONSTA DE: UNA PILA (1) DE OXIDO DE PLATA CONECTADA MEDIANTE UN INTERRUPTOR (2) A LOS TERMINALES DE ENTRADA (3) DE UN OSCILADOR (4) QUE LLEVA ELEVADA IMPEDANCIA A LA ENTRADA Y TIENE TERMINALES DE SALIDA (5); UNA LAMINA (7) CONSTRUIDA EN CRISTAL LIQUIDO Y DOTADA CON TERMINALES (6) EN CONTACTO CON LOS TERMINALES DE SALIDA (5) DEL OSCILADOR Y CON UNA RESISTENCIA DE 500 KOHM; UNA TARJETA INDICADORA (8) DE MATERIAL FLUORESCENTE Y UNA RESISTENCIA (9) EN PARALELO CON UN INTERRUPTOR (10).
ES545809A 1984-08-01 1985-08-01 Aparato para indicar el transcurso de un periodo de tiempo con su correspondiente metodo. Expired ES8707806A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848419578A GB8419578D0 (en) 1984-08-01 1984-08-01 Elapsed time indicator

Publications (2)

Publication Number Publication Date
ES8707806A1 true ES8707806A1 (es) 1987-08-16
ES545809A0 ES545809A0 (es) 1987-08-16

Family

ID=10564761

Family Applications (1)

Application Number Title Priority Date Filing Date
ES545809A Expired ES8707806A1 (es) 1984-08-01 1985-08-01 Aparato para indicar el transcurso de un periodo de tiempo con su correspondiente metodo.

Country Status (4)

Country Link
EP (1) EP0170484A3 (es)
JP (1) JPS62247284A (es)
ES (1) ES8707806A1 (es)
GB (1) GB8419578D0 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0436807Y2 (es) * 1988-01-28 1992-08-31
AU4657789A (en) * 1988-11-30 1990-06-26 John Bentley Electric key apparatus
FR2652660A1 (fr) * 1989-07-17 1991-04-05 Guessous Ahmed Karim Vignette d'assurance electronique.
DE3936543A1 (de) * 1989-11-02 1991-05-08 Badische Tabakmanufaktur Elektrischer verfallsindikator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2337927A1 (de) * 1973-07-26 1975-02-13 Heuer Sen Vorrichtung zur anzeige des erlaubten oder nichterlaubten parkens von kraftfahrzeugen
JPS5342777A (en) * 1976-09-29 1978-04-18 Seiko Instr & Electronics Ltd Electronic watch
DE2739819A1 (de) * 1977-09-03 1979-06-13 Kieninger & Obergfell Spannungsueberwachungsvorrichtung, vorzugsweise zur ueberwachung der stromquelle einer elektrischen uhr
DE3313087A1 (de) * 1982-04-24 1983-11-03 Satchwell Birka Regelungstechnik Gmbh, 5630 Remscheid Elektronisches zeitwerk
JPS6057231U (ja) * 1983-09-27 1985-04-22 オムロン株式会社 電源オフディレ−タイマ

Also Published As

Publication number Publication date
GB8419578D0 (en) 1984-09-05
EP0170484A2 (en) 1986-02-05
ES545809A0 (es) 1987-08-16
JPS62247284A (ja) 1987-10-28
EP0170484A3 (en) 1986-04-02

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