ES2051231A2 - Instrumento practico astronomico para calcular la hora. - Google Patents

Instrumento practico astronomico para calcular la hora.

Info

Publication number
ES2051231A2
ES2051231A2 ES09201897A ES9201897A ES2051231A2 ES 2051231 A2 ES2051231 A2 ES 2051231A2 ES 09201897 A ES09201897 A ES 09201897A ES 9201897 A ES9201897 A ES 9201897A ES 2051231 A2 ES2051231 A2 ES 2051231A2
Authority
ES
Spain
Prior art keywords
practical
time calculation
astronomical instrument
stars
date
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
ES09201897A
Other languages
English (en)
Other versions
ES2051231B1 (es
ES2051231R (es
Inventor
Fernandez Francisco Arroyo
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to ES9201897A priority Critical patent/ES2051231B1/es
Publication of ES2051231A2 publication Critical patent/ES2051231A2/es
Publication of ES2051231R publication Critical patent/ES2051231R/es
Application granted granted Critical
Publication of ES2051231B1 publication Critical patent/ES2051231B1/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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  • Measurement Of Unknown Time Intervals (AREA)
  • Instructional Devices (AREA)

Abstract

INSTRUMENTO PRACTICO ASTRONOMICO PARA CALCULAR LA HORA EN FUNCION DE LA FECHA Y DE LA POSICION DE LAS ESTRELLAS RESPECTO A LA ESTRELLA POLAR Y LA VERTICAL QUE PASA POR ELLA. CONSISTE EN DOS DISCOS UNIDOS POR UN MISMO CENTRO Y GIRATORIO DE FORMA QUE AL COLOCAR UN PLANO ASTRAL DIBUJADO EN UNA DE ELLOS CONFORME A LA POSICION DE LAS ESTRELLAS Y CONOCIENDO LA FECHA ES POSIBLE DE LEER LA HORA.
ES9201897A 1992-09-23 1992-09-23 Instrumento practico astronomico para calcular la hora. Expired - Lifetime ES2051231B1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES9201897A ES2051231B1 (es) 1992-09-23 1992-09-23 Instrumento practico astronomico para calcular la hora.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9201897A ES2051231B1 (es) 1992-09-23 1992-09-23 Instrumento practico astronomico para calcular la hora.

Publications (3)

Publication Number Publication Date
ES2051231A2 true ES2051231A2 (es) 1994-06-01
ES2051231R ES2051231R (es) 1996-10-16
ES2051231B1 ES2051231B1 (es) 1997-05-01

Family

ID=8278215

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9201897A Expired - Lifetime ES2051231B1 (es) 1992-09-23 1992-09-23 Instrumento practico astronomico para calcular la hora.

Country Status (1)

Country Link
ES (1) ES2051231B1 (es)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1620980A (en) * 1926-04-27 1927-03-15 Frederick C Meacham Device for indicating time
US2532324A (en) * 1948-11-05 1950-12-05 Harry B Milligan Star watch
US2918725A (en) * 1958-09-24 1959-12-29 Harold J Ellsworth Star clock
US4103429A (en) * 1977-02-22 1978-08-01 Toledo Astronomical Association Sun and star time dial
EP0110658A1 (en) * 1982-11-22 1984-06-13 Olin Eli Liddell Method of and apparatus for telling time at night

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1620980A (en) * 1926-04-27 1927-03-15 Frederick C Meacham Device for indicating time
US2532324A (en) * 1948-11-05 1950-12-05 Harry B Milligan Star watch
US2918725A (en) * 1958-09-24 1959-12-29 Harold J Ellsworth Star clock
US4103429A (en) * 1977-02-22 1978-08-01 Toledo Astronomical Association Sun and star time dial
EP0110658A1 (en) * 1982-11-22 1984-06-13 Olin Eli Liddell Method of and apparatus for telling time at night

Also Published As

Publication number Publication date
ES2051231B1 (es) 1997-05-01
ES2051231R (es) 1996-10-16

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