AT313180B - Device for magnetic locking of a ratchet wheel of a time-keeping device - Google Patents

Device for magnetic locking of a ratchet wheel of a time-keeping device

Info

Publication number
AT313180B
AT313180B AT225571A AT225571A AT313180B AT 313180 B AT313180 B AT 313180B AT 225571 A AT225571 A AT 225571A AT 225571 A AT225571 A AT 225571A AT 313180 B AT313180 B AT 313180B
Authority
AT
Austria
Prior art keywords
time
ratchet wheel
magnetic locking
keeping
keeping device
Prior art date
Application number
AT225571A
Other languages
German (de)
Original Assignee
Junghans Gmbh Geb
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 Junghans Gmbh Geb filed Critical Junghans Gmbh Geb
Application granted granted Critical
Publication of AT313180B publication Critical patent/AT313180B/en

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)
  • Electromagnets (AREA)
  • Transmission Devices (AREA)
AT225571A 1970-03-17 1971-03-16 Device for magnetic locking of a ratchet wheel of a time-keeping device AT313180B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7009864U DE7009864U (en) 1970-03-17 1970-03-17 DEVICE FOR MAGNETIC LOCKING OF A ROTATING WHEEL OF A TIME HOLDING DEVICE.

Publications (1)

Publication Number Publication Date
AT313180B true AT313180B (en) 1974-02-11

Family

ID=6610249

Family Applications (1)

Application Number Title Priority Date Filing Date
AT225571A AT313180B (en) 1970-03-17 1971-03-16 Device for magnetic locking of a ratchet wheel of a time-keeping device

Country Status (7)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006030793A1 (en) * 2006-06-30 2008-01-03 Zf Friedrichshafen Ag Switching device for a manual transmission

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50152066U (en) * 1974-06-03 1975-12-17
GB0521765D0 (en) * 2005-10-25 2005-11-30 Fromanteel Ltd Clock
CH710025B1 (en) * 2013-12-23 2018-06-29 Eta Sa Mft Horlogere Suisse Mechanical watch movement with magnetic escapement.
WO2015096974A2 (en) * 2013-12-23 2015-07-02 Eta Sa Manufacture Horlogère Suisse Timepiece synchronization mechanism
EP3627242B1 (en) 2018-09-19 2021-07-21 The Swatch Group Research and Development Ltd Optimised magneto-mechanical timepiece escapement mechanism
EP3757684A1 (en) * 2019-06-26 2020-12-30 The Swatch Group Research and Development Ltd Inertial mobile for timepiece resonator with device for magnetic interaction insensitive to external magnetic field
EP3882713B1 (en) * 2020-03-18 2022-09-21 The Swatch Group Research and Development Ltd Timepiece movement comprising an escapement provided with a magnetic system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006030793A1 (en) * 2006-06-30 2008-01-03 Zf Friedrichshafen Ag Switching device for a manual transmission

Also Published As

Publication number Publication date
GB1306763A (en) 1973-02-14
FR2083352B3 (en) 1973-12-28
FR2083352A3 (en) 1971-12-17
US3673792A (en) 1972-07-04
CH326871A4 (en) 1973-05-30
CH566035A (en) 1975-08-29
DE7009864U (en) 1970-11-26
JPS4926914B1 (en) 1974-07-12

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee