DE3522688C2 - - Google Patents

Info

Publication number
DE3522688C2
DE3522688C2 DE3522688A DE3522688A DE3522688C2 DE 3522688 C2 DE3522688 C2 DE 3522688C2 DE 3522688 A DE3522688 A DE 3522688A DE 3522688 A DE3522688 A DE 3522688A DE 3522688 C2 DE3522688 C2 DE 3522688C2
Authority
DE
Germany
Prior art keywords
wheel
drive
gear
seconds
pitch circle
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
DE3522688A
Other languages
German (de)
English (en)
Other versions
DE3522688A1 (de
Inventor
Wolfgang 7530 Pforzheim De Kroener
Hans Georg 7538 Keltern De Schnell
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.)
Pforzheimer Uhren-Rohwerke Porta 7530 Pforzheim De GmbH
Original Assignee
Pforzheimer Uhren-Rohwerke Porta 7530 Pforzheim De 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 Pforzheimer Uhren-Rohwerke Porta 7530 Pforzheim De GmbH filed Critical Pforzheimer Uhren-Rohwerke Porta 7530 Pforzheim De GmbH
Priority to DE19853522688 priority Critical patent/DE3522688A1/de
Priority to CH219986A priority patent/CH665931GA3/de
Publication of DE3522688A1 publication Critical patent/DE3522688A1/de
Application granted granted Critical
Publication of DE3522688C2 publication Critical patent/DE3522688C2/de
Priority to US07/142,668 priority patent/US4805161A/en
Granted legal-status Critical Current

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
    • G04B13/00—Gearwork

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Gears, Cams (AREA)
DE19853522688 1985-06-25 1985-06-25 Raederwerk einer armbanduhr Granted DE3522688A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19853522688 DE3522688A1 (de) 1985-06-25 1985-06-25 Raederwerk einer armbanduhr
CH219986A CH665931GA3 (US20080094685A1-20080424-C00004.png) 1985-06-25 1986-05-29
US07/142,668 US4805161A (en) 1985-06-25 1988-01-11 Drive arrangement for an electronically controlled watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853522688 DE3522688A1 (de) 1985-06-25 1985-06-25 Raederwerk einer armbanduhr

Publications (2)

Publication Number Publication Date
DE3522688A1 DE3522688A1 (de) 1987-01-08
DE3522688C2 true DE3522688C2 (US20080094685A1-20080424-C00004.png) 1987-10-15

Family

ID=6274132

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853522688 Granted DE3522688A1 (de) 1985-06-25 1985-06-25 Raederwerk einer armbanduhr

Country Status (3)

Country Link
US (1) US4805161A (US20080094685A1-20080424-C00004.png)
CH (1) CH665931GA3 (US20080094685A1-20080424-C00004.png)
DE (1) DE3522688A1 (US20080094685A1-20080424-C00004.png)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6687192B2 (en) * 2001-04-03 2004-02-03 Eta Sa Fabriques D'ebauches Timepiece movement
US6922375B2 (en) * 2003-03-17 2005-07-26 Li-Mei Shen Super-thin hanging clock
US9435409B2 (en) * 2011-11-21 2016-09-06 GM Global Technology Operations LLC Variator output gearset
US9329573B2 (en) * 2012-02-29 2016-05-03 Eta Sa Manufacture Horlogere Suisse Below dial hand fitting

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH1131075A4 (fr) * 1975-08-30 1977-03-15 Jeannet Chambrelien Pierre Rouage démultiplicateur pour montre électronique à affichage analogique
SU1226392A1 (ru) * 1978-08-11 1986-04-23 Научно-исследовательский институт часовой промышленности Редуктор электронно-механических наружных часов с шаговым двигателем
JPS55152487A (en) * 1979-05-16 1980-11-27 Seiko Epson Corp Crystal wrist watch
US4249251A (en) * 1979-10-29 1981-02-03 Timex Corporation Gear train for timepiece with a stepping motor
US4496246A (en) * 1980-10-21 1985-01-29 Kabushiki Kaisha Suwa Seikosha Timepiece construction
US4365889A (en) * 1980-11-10 1982-12-28 Xerox Corporation Document handling unit
FR2500648A1 (fr) * 1981-02-26 1982-08-27 Ebauchesfabrik Eta Ag Montre electronique a affichage analogique
CH648984GA3 (US20080094685A1-20080424-C00004.png) * 1983-05-05 1985-04-30

Also Published As

Publication number Publication date
DE3522688A1 (de) 1987-01-08
US4805161A (en) 1989-02-14
CH665931GA3 (US20080094685A1-20080424-C00004.png) 1988-06-30

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee