HK86992A - Magnetic backlash eliminator for a time piece - Google Patents

Magnetic backlash eliminator for a time piece Download PDF

Info

Publication number
HK86992A
HK86992A HK869/92A HK86992A HK86992A HK 86992 A HK86992 A HK 86992A HK 869/92 A HK869/92 A HK 869/92A HK 86992 A HK86992 A HK 86992A HK 86992 A HK86992 A HK 86992A
Authority
HK
Hong Kong
Prior art keywords
wheel
magnet
magnetic
magnetic brake
brake according
Prior art date
Application number
HK869/92A
Other languages
German (de)
English (en)
French (fr)
Inventor
Etienne Georges
Original Assignee
Eta Sa Fabriques D'ebauches
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 Eta Sa Fabriques D'ebauches filed Critical Eta Sa Fabriques D'ebauches
Publication of HK86992A publication Critical patent/HK86992A/xx

Links

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
    • G04B35/00—Adjusting the gear train, e.g. the backlash of the arbors, depth of meshing of the gears

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Suspension Of Electric Lines Or Cables (AREA)
  • Soft Magnetic Materials (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
HK869/92A 1985-10-02 1992-11-05 Magnetic backlash eliminator for a time piece HK86992A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH424885A CH661403GA3 (cs) 1985-10-02 1985-10-02

Publications (1)

Publication Number Publication Date
HK86992A true HK86992A (en) 1992-11-13

Family

ID=4272560

Family Applications (1)

Application Number Title Priority Date Filing Date
HK869/92A HK86992A (en) 1985-10-02 1992-11-05 Magnetic backlash eliminator for a time piece

Country Status (6)

Country Link
US (1) US4684263A (cs)
EP (1) EP0217251B1 (cs)
JP (1) JPS6291886A (cs)
CH (1) CH661403GA3 (cs)
DE (1) DE3664069D1 (cs)
HK (1) HK86992A (cs)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0187288U (cs) * 1987-12-02 1989-06-08
CH679823B5 (cs) * 1990-10-22 1992-10-30 Ebauchesfabrik Eta Ag
JP2646946B2 (ja) * 1992-12-02 1997-08-27 セイコーエプソン株式会社 時 計
US6804172B2 (en) * 2002-03-07 2004-10-12 Seiko Instruments Inc. Analog electronic timepiece including plural indicator wheels
EP2602674B1 (fr) * 2011-12-07 2014-06-25 ETA SA Manufacture Horlogère Suisse Dispositif d'affichage d'horlogerie à combinaison d'afficheurs
EP2672334A1 (fr) 2012-06-07 2013-12-11 Chopard Technologies SA Mécanisme horloger à réduction des jeux d'engrenage
CH707471B1 (fr) * 2013-08-05 2014-07-31 Rd Engineering Rudolf Dinger Système régulateur pour montre mécanique.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE410706C (de) * 1924-07-29 1925-03-05 Tavannes Watch Co Sa Triebwerk fuer einen mittelbar durch Zwischenraeder angetriebenen Sekundenzeiger
FR1276205A (fr) * 1960-12-14 1961-11-17 Junghans Geb Ag Dispositif destiné à empêcher les oscillations d'organes rotatifs dans les trains de transmission
US3978654A (en) * 1973-06-07 1976-09-07 Kabushiki Kaisha Suwa Seikosha Motion transformer
JPS5982706A (ja) * 1982-11-02 1984-05-12 Citizen Watch Co Ltd 白金合金系複合材料磁石

Also Published As

Publication number Publication date
US4684263A (en) 1987-08-04
JPS6291886A (ja) 1987-04-27
DE3664069D1 (en) 1989-07-27
EP0217251A1 (fr) 1987-04-08
CH661403GA3 (cs) 1987-07-31
EP0217251B1 (fr) 1989-06-21

Similar Documents

Publication Publication Date Title
US4270066A (en) Miniature motor for an electronic timepiece including a stator having a non-magnetic reinforcing ring
HK86992A (en) Magnetic backlash eliminator for a time piece
CH640385B (fr) Piece d'horlogerie electronique, notamment montre-bracelet electronique.
GB1275009A (en) Timepiece
ATE87147T1 (de) Elektromechanisches zeitmessgeraet mit schrittmotor.
US8750079B2 (en) Display device with a combination of display members
US4104859A (en) Reversal preventing device of electric clock
FR2427727A1 (fr) Moteur pour montre electronique
US4067101A (en) Method of making a rotor for electronic wristwatch step motor
US5680372A (en) Magnetic-backed time-indicating device
CA1299378C (en) Quartz analog watch movement with lavet-stepping motor and large energy cell
US5172349A (en) Electronic timepiece with analog display
JP2016114508A (ja) 輪列機構、ムーブメント及び時計
CN1046802A (zh) 模拟显示的电子钟表
KR870009268A (ko) 손목시계용 스텝모터와 프레임 플레이트의 어셈블리
US3312053A (en) Step by step drvie mechanism for timepiece
JPS6133473B2 (cs)
US3670493A (en) Indexing mechanism for electric/electronic timepieces
JPH04315987A (ja) アナログ電子時計の輪列構造
JP7533436B2 (ja) 時計
JP7050634B2 (ja) 時計
JPS6317028Y2 (cs)
JPH034944Y2 (cs)
JPH0823388B2 (ja) 合成樹脂製の腕時計用歯車
GB1513848A (en) Low cost quartz watch drive

Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20060919