GB1306763A - Device for magnetically holding the escapement of a time-keeping device - Google Patents

Device for magnetically holding the escapement of a time-keeping device

Info

Publication number
GB1306763A
GB1306763A GB2357271*A GB2357271A GB1306763A GB 1306763 A GB1306763 A GB 1306763A GB 2357271 A GB2357271 A GB 2357271A GB 1306763 A GB1306763 A GB 1306763A
Authority
GB
United Kingdom
Prior art keywords
wheel
arrangement
acts
magnet
impulses
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
GB2357271*A
Other languages
English (en)
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.)
Gebrueder Junghans GmbH
Original Assignee
Gebrueder Junghans GmbH
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 Gebrueder Junghans GmbH filed Critical Gebrueder Junghans GmbH
Publication of GB1306763A publication Critical patent/GB1306763A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C5/00—Electric or magnetic means for converting oscillatory to rotary motion in time-pieces, i.e. electric or magnetic escapements
    • G04C5/005—Magnetic or electromagnetic means
    • 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
    • G04B11/00—Click devices; Stop clicks; Clutches
    • 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
    • G04B11/00—Click devices; Stop clicks; Clutches
    • G04B11/02—Devices allowing the motion of a rotatable part in only one direction
    • G04B11/04—Pawl constructions therefor, e.g. pawl secured to an oscillating member actuating a ratchet
    • 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
    • G04B15/00—Escapements
    • G04B15/06—Free escapements
    • G04B15/08—Lever escapements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/15—Intermittent grip type mechanical movement
    • Y10T74/1502—Escapement

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electromechanical Clocks (AREA)
  • Transmission Devices (AREA)
  • Electromagnets (AREA)
GB2357271*A 1970-03-17 1971-04-19 Device for magnetically holding the escapement of a time-keeping device Expired GB1306763A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7009864U DE7009864U (de) 1970-03-17 1970-03-17 Vorrichtung zum magnetischen arretieren eines schaltrades eines zeithaltenden geraetes.

Publications (1)

Publication Number Publication Date
GB1306763A true GB1306763A (en) 1973-02-14

Family

ID=6610249

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2357271*A Expired GB1306763A (en) 1970-03-17 1971-04-19 Device for magnetically holding the escapement of a time-keeping device

Country Status (7)

Country Link
US (1) US3673792A (de)
JP (1) JPS4926914B1 (de)
AT (1) AT313180B (de)
CH (2) CH566035A (de)
DE (1) DE7009864U (de)
FR (1) FR2083352B3 (de)
GB (1) GB1306763A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50152066U (de) * 1974-06-03 1975-12-17
GB0521765D0 (en) * 2005-10-25 2005-11-30 Fromanteel Ltd Clock
DE102006030793A1 (de) * 2006-06-30 2008-01-03 Zf Friedrichshafen Ag Schalteinrichtung für ein Schaltgetriebe
CH710025B1 (fr) * 2013-12-23 2018-06-29 Eta Sa Mft Horlogere Suisse Mouvement horloger mécanique à échappement magnétique.
JP6196736B2 (ja) * 2013-12-23 2017-09-13 ウーテーアー・エス・アー・マニファクチュール・オロロジェール・スイス 計時器用同期機構
EP3627242B1 (de) 2018-09-19 2021-07-21 The Swatch Group Research and Development Ltd Optimierter magnetomechanischer uhrhemmungsmechanismus
EP3757684A1 (de) * 2019-06-26 2020-12-30 The Swatch Group Research and Development Ltd Trägheitsbewegungselement für uhrresonator mit einer vorrichtung zur magnetischen wechselwirkung, die gegenüber dem äusseren magnetfeld unempfindlich ist
EP3882713B1 (de) * 2020-03-18 2022-09-21 The Swatch Group Research and Development Ltd Uhrwerk, das mit einer uhrhemmung mit einem magnetischen system ausgestattet ist

Also Published As

Publication number Publication date
AT313180B (de) 1974-02-11
JPS4926914B1 (de) 1974-07-12
US3673792A (en) 1972-07-04
CH326871A4 (de) 1973-05-30
DE7009864U (de) 1970-11-26
FR2083352A3 (de) 1971-12-17
CH566035A (de) 1975-08-29
FR2083352B3 (de) 1973-12-28

Similar Documents

Publication Publication Date Title
GB1306763A (en) Device for magnetically holding the escapement of a time-keeping device
GB1222460A (en) Timekeeping mechanisms for clocks and watches
GB1275009A (en) Timepiece
US3798640A (en) Rotating ring display
GB1186065A (en) Electromagnetically Actuated Mechanical Oscillators particularly for use in Electronic Timepieces
US3726081A (en) Electric time-piece with chronograph indicator
GB1382771A (en) Control mechanism for a hammer of a printer and to a printer provided therewith
GB1279117A (en) Drive mechanisms for time pieces
GB929591A (en) Driving system for time-pieces
US3745759A (en) Electric timepiece
GB1347024A (en) Centre seconds hand timepiece
GB1318414A (en) Electronic horological movement
GB1059171A (en) Improvements in a control system for an electronic time-piece
GB1092887A (en) Device for maintaining mechanical oscillations, e.g. those of the balance wheel of a timepiece
GB922431A (en) Improvements in or relating to time-piece mechanisms
GB750004A (en) Improvements in or relating to electric clocks
GB1208646A (en) Electromechanical device for counting pulses
GB1086306A (en) Improvements relating to electrical timepieces
GB1283018A (en) Electronic wrist watch
GB1225457A (de)
GB1423740A (en) Electro-mechanical transducer assembly for timing devices
GB1221036A (en) Electric watch contact assembly
US3859784A (en) Electric watch with electrodynamic motor
GB1513848A (en) Low cost quartz watch drive
GB1097617A (en) Improvements relating to timepieces

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee