FR2138117A1 - - Google Patents

Info

Publication number: FR2138117A1
Authority: FR; France
Prior art keywords: oscillator; balance wheel; pulses; watch; time base
Prior art date: 1971-05-18
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

FR7217918A

Other languages

Other versions

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.)

Timex Group USA Inc

Original Assignee

Timex Corp

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.)

1971-05-18

Filing date

1972-05-18

Publication date

1972-12-29

1972-05-18 Application filed by Timex Corp filed Critical Timex Corp

1972-12-29 Publication of FR2138117A1 publication Critical patent/FR2138117A1/fr

1974-12-27 Application granted granted Critical

1974-12-27 Publication of FR2138117B1 publication Critical patent/FR2138117B1/fr

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C11/00—Synchronisation of independently-driven clocks
- G04C11/08—Synchronisation of independently-driven clocks using an electro-magnet or-motor for oscillation correction
- G04C11/081—Synchronisation of independently-driven clocks using an electro-magnet or-motor for oscillation correction using an electro-magnet
- G04C11/084—Synchronisation of independently-driven clocks using an electro-magnet or-motor for oscillation correction using an electro-magnet acting on the balance
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
- G04C3/04—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Electric Clocks (AREA)

FR7217918A 1971-05-18 1972-05-18 Expired FR2138117B1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US14460171A	1971-05-18	1971-05-18

Publications (2)

Publication Number	Publication Date
FR2138117A1 true FR2138117A1 (fr)	1972-12-29
FR2138117B1 FR2138117B1 (fr)	1974-12-27

Family

ID=22509309

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7217918A Expired FR2138117B1 (fr)	1971-05-18	1972-05-18

Country Status (11)

Country	Link
US (1)	US3756014A (fr)
JP (1)	JPS5226472B1 (fr)
AU (1)	AU456330B2 (fr)
BE (1)	BE783649A (fr)
CA (1)	CA970862A (fr)
CH (1)	CH551038A (fr)
DE (1)	DE2222936A1 (fr)
FR (1)	FR2138117B1 (fr)
GB (1)	GB1344769A (fr)
IT (1)	IT957908B (fr)
NL (1)	NL7206659A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2305768A1 (fr) *	1975-03-27	1976-10-22	Jauch Heinz	Procede et dispositif pour la synchronisation a la precision d'un quartz d'un systeme oscillant mecanique
FR2521741A1 (fr) *	1982-02-17	1983-08-19	Gorgy Timing	Horloge secondaire a aiguille seconde
EP0239820A1 (fr) *	1986-03-26	1987-10-07	Asulab S.A.	Convertisseur d'énergie mécanique en énergie électrique
US4799003A (en) *	1987-05-28	1989-01-17	Tu Xuan M	Mechanical-to-electrical energy converter

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1450072A (en) *	1972-10-02	1976-09-22	Citizen Watch Co Ltd	Electronic timepiece
FR2202318B1 (fr) *	1972-10-11	1976-10-29	Hatot Leon Ets
US3967442A (en) *	1973-02-01	1976-07-06	Berney Jean Claude	Electric watch having an electromechanical movement including a correction mechanism for small errors
JPS525566A (en) *	1975-07-02	1977-01-17	Citizen Watch Co Ltd	Electric clock
US4068462A (en) *	1976-05-17	1978-01-17	Fairchild Camera And Instrument Corporation	Frequency adjustment circuit
US4401977A (en) *	1980-01-07	1983-08-30	Mastiff Security Systems Limited	Radio transmitter for repeated bursts of oscillations
EP3130966B1 (fr) *	2015-08-11	2018-08-01	ETA SA Manufacture Horlogère Suisse	Mouvement d'horlogerie mecanique muni d'un systeme de retroaction du mouvement

Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3451210A (en) *	1966-07-01	1969-06-24	Benrus Corp	System for maintaining oscillations in an electric timing mechanism having an oscillatory element

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS42801Y1 (fr) *	1964-04-21	1967-01-18
CH490710A (fr) *	1966-02-10	1969-08-15	Suisse Horlogerie	Pièce d'horlogerie électronique
GB1205753A (en) *	1966-09-09	1970-09-16	Smiths Industries Ltd	Horological instruments incorporating electrical oscillation generators
US3564829A (en) *	1967-10-19	1971-02-23	Kiyohiro Tsuzuki	Apparatus and method for spinning yarn
JPH069145Y2 (ja) *	1988-07-19	1994-03-09	鐘淵化学工業株式会社	建築物の断熱壁構造

1971
- 1971-05-18 US US00144601A patent/US3756014A/en not_active Expired - Lifetime
1972
- 1972-05-03 CA CA141,212A patent/CA970862A/en not_active Expired
- 1972-05-10 GB GB2196272A patent/GB1344769A/en not_active Expired
- 1972-05-10 DE DE19722222936 patent/DE2222936A1/de active Pending
- 1972-05-12 AU AU42227/72A patent/AU456330B2/en not_active Expired
- 1972-05-16 CH CH723872A patent/CH551038A/xx unknown
- 1972-05-17 IT IT50298/72A patent/IT957908B/it active
- 1972-05-17 JP JP47048279A patent/JPS5226472B1/ja active Pending
- 1972-05-17 NL NL7206659A patent/NL7206659A/xx unknown
- 1972-05-18 BE BE783649A patent/BE783649A/fr unknown
- 1972-05-18 FR FR7217918A patent/FR2138117B1/fr not_active Expired

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3451210A (en) *	1966-07-01	1969-06-24	Benrus Corp	System for maintaining oscillations in an electric timing mechanism having an oscillatory element

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2305768A1 (fr) *	1975-03-27	1976-10-22	Jauch Heinz	Procede et dispositif pour la synchronisation a la precision d'un quartz d'un systeme oscillant mecanique
FR2521741A1 (fr) *	1982-02-17	1983-08-19	Gorgy Timing	Horloge secondaire a aiguille seconde
EP0239820A1 (fr) *	1986-03-26	1987-10-07	Asulab S.A.	Convertisseur d'énergie mécanique en énergie électrique
CH665082GA3 (fr) *	1986-03-26	1988-04-29
US4799003A (en) *	1987-05-28	1989-01-17	Tu Xuan M	Mechanical-to-electrical energy converter

Also Published As

Publication number	Publication date
NL7206659A (fr)	1972-11-21
BE783649A (fr)	1972-09-18
US3756014A (en)	1973-09-04
AU4222772A (en)	1973-11-15
FR2138117B1 (fr)	1974-12-27
GB1344769A (en)	1974-01-23
JPS5226472B1 (fr)	1977-07-14
CH723872A4 (fr)	1973-12-28
AU456330B2 (en)	1974-12-12
IT957908B (it)	1973-10-20
CH551038A (fr)	1974-06-28
CA970862A (en)	1975-07-08
DE2222936A1 (de)	1972-11-30

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Legal Events

Date	Code	Title	Description
1981-02-27	ST	Notification of lapse