IT950795B - Sistema di correzione isocrona - Google Patents

Sistema di correzione isocrona

Info

Publication number: IT950795B
Authority: IT; Italy
Prior art keywords: isocrone; correction system; correction; isocrone correction
Prior art date: 1971-06-07

Application number

IT22433/72A

Other languages

English (en)

Original Assignee

Bunker Ramo

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.)

1971-06-07

Filing date

1972-03-27

Publication date

1973-06-20

1972-03-27 Application filed by Bunker Ramo filed Critical Bunker Ramo

1973-06-20 Application granted granted Critical

1973-06-20 Publication of IT950795B publication Critical patent/IT950795B/it

Classifications

- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B17/00—Mechanisms for stabilising frequency
- G04B17/20—Compensation of mechanisms for stabilising frequency
- G04B17/28—Compensation of mechanisms for stabilising frequency for the effect of imbalance of the weights, e.g. tourbillon
- G—PHYSICS
- G04—HOROLOGY
- G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
- G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
- G04D7/12—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard
- G04D7/1257—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard wherein further adjustment devices are present
- G04D7/1271—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard wherein further adjustment devices are present for the control mechanism only (from outside the clockwork)
- G04D7/1292—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard wherein further adjustment devices are present for the control mechanism only (from outside the clockwork) whereby the adjustment device works on the balance wheel

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Testing Of Balance (AREA)

IT22433/72A 1971-06-07 1972-03-27 Sistema di correzione isocrona IT950795B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US15058671A	1971-06-07	1971-06-07

Publications (1)

Publication Number	Publication Date
IT950795B true IT950795B (it)	1973-06-20

Family

ID=22535186

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT22433/72A IT950795B (it)	1971-06-07	1972-03-27	Sistema di correzione isocrona

Country Status (6)

Country	Link
US (1)	US3695032A (it)
CA (1)	CA953932A (it)
DE (1)	DE2216413A1 (it)
FR (1)	FR2140378B1 (it)
GB (1)	GB1380767A (it)
IT (1)	IT950795B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1351103B1 (fr) *	2002-03-21	2008-07-30	Chopard Manufacture SA	Balancier muni d'un dispositif de réglage
EP2290476B1 (fr) *	2009-08-18	2014-04-23	CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Développement	Correcteur d'isochronisme pour échappement horloger et échappement muni d'un tel correcteur
EP2864844B1 (fr) *	2012-06-26	2020-09-02	Rolex Sa	Procédé de détermination d'une caractéristique de balourd d'un oscillateur
USD759527S1 (en) *	2013-10-16	2016-06-21	Swatch Ltd	Oscillating weight
USD937944S1 (en) *	2020-07-28	2021-12-07	Coulter Ventures, Llc.	Weight plate
USD1033574S1 (en)	2021-06-29	2024-07-02	Coulter Ventures, Llc.	Weight plate

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH336009A (de) *	1955-02-19	1959-01-31	Diehl Gmbh	Verfahren zum Auswuchten von Uhren-Unruhen
DE1142796B (de) *	1957-05-08	1963-01-24	Hugo Hettich	Verfahren und Einrichtung zum Grobabgleichen der Schwingungszahl von Unruhschwingsystemen
DE1164331B (de) *	1959-05-23	1964-02-27	Kienzle Uhrenfabriken Ag	Auswuchtverfahren fuer Unruhen
CH375297A (de) *	1960-12-02	1964-03-31	Greiner Electronic Ag	Verfahren zum Abgleich von für Uhrwerke bestimmten Schwingsystemen
DE1548097A1 (de) *	1966-03-21	1969-08-21	Kienzle Uhrenfabriken Gmbh	Statisches Auswuchtverfahren

1971
- 1971-06-07 US US150586A patent/US3695032A/en not_active Expired - Lifetime
1972
- 1972-03-09 CA CA136,747A patent/CA953932A/en not_active Expired
- 1972-03-16 GB GB1238272A patent/GB1380767A/en not_active Expired
- 1972-03-27 FR FR7210645A patent/FR2140378B1/fr not_active Expired
- 1972-03-27 IT IT22433/72A patent/IT950795B/it active
- 1972-04-05 DE DE2216413A patent/DE2216413A1/de active Pending

Also Published As

Publication number	Publication date
FR2140378B1 (it)	1976-06-11
GB1380767A (en)	1975-01-15
DE2216413A1 (de)	1973-01-04
CA953932A (en)	1974-09-03
US3695032A (en)	1972-10-03
FR2140378A1 (it)	1973-01-19

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