FR2222683B1 - - Google Patents

Info

Publication number
FR2222683B1
FR2222683B1 FR7410664A FR7410664A FR2222683B1 FR 2222683 B1 FR2222683 B1 FR 2222683B1 FR 7410664 A FR7410664 A FR 7410664A FR 7410664 A FR7410664 A FR 7410664A FR 2222683 B1 FR2222683 B1 FR 2222683B1
Authority
FR
France
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
FR7410664A
Other languages
French (fr)
Other versions
FR2222683A1 (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.)
Pforzheimer Uhren Rohwerke Porta GmbH
Original Assignee
Pforzheimer Uhren Rohwerke Porta 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 GmbH filed Critical Pforzheimer Uhren Rohwerke Porta GmbH
Publication of FR2222683A1 publication Critical patent/FR2222683A1/fr
Application granted granted Critical
Publication of FR2222683B1 publication Critical patent/FR2222683B1/fr
Expired 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
    • G04B19/00—Indicating the time by visual means
    • G04B19/20—Indicating by numbered bands, drums, discs, or sheets
    • G04B19/202—Indicating by numbered bands, drums, discs, or sheets by means of turning discs
    • 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
    • G04B13/002—Gearwork where rotation in one direction is changed into a stepping movement

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
FR7410664A 1973-03-22 1974-03-19 Expired FR2222683B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2314249A DE2314249C3 (en) 1973-03-22 1973-03-22 Stepping device for clockworks with digital display

Publications (2)

Publication Number Publication Date
FR2222683A1 FR2222683A1 (en) 1974-10-18
FR2222683B1 true FR2222683B1 (en) 1978-03-31

Family

ID=5875528

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7410664A Expired FR2222683B1 (en) 1973-03-22 1974-03-19

Country Status (4)

Country Link
US (1) US3878674A (en)
CH (2) CH581856B5 (en)
DE (1) DE2314249C3 (en)
FR (1) FR2222683B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4050233A (en) * 1975-09-27 1977-09-27 Pforzheimer Uhren-Rohwerke Rudolf Wehner Stepping mechanism for watches
US4063411A (en) * 1975-11-06 1977-12-20 Pforzheimer Uhren-Rohwerke Rudolf Wehner Stepping mechanism

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1921832A (en) * 1931-08-07 1933-08-08 Herman I Marmorstein Watch or clock movement
US2579166A (en) * 1944-11-22 1951-12-18 Casco Products Corp Electric alarm clock
JPS5517353B1 (en) * 1970-03-11 1980-05-10
US3738097A (en) * 1971-07-12 1973-06-12 Omega Brandt & Freres Sa Louis Mechanism for driving and correcting a data disc in a day-date timepiece

Also Published As

Publication number Publication date
DE2314249A1 (en) 1974-10-10
CH581856B5 (en) 1976-11-15
DE2314249C3 (en) 1975-09-25
US3878674A (en) 1975-04-22
DE2314249B1 (en) 1975-02-13
FR2222683A1 (en) 1974-10-18
CH260574A4 (en) 1976-04-30

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Legal Events

Date Code Title Description
ST Notification of lapse