IT955501B - ROTATING RING INDICATOR FOR ELECTRONIC WRISTWATCHES - Google Patents

ROTATING RING INDICATOR FOR ELECTRONIC WRISTWATCHES

Info

Publication number
IT955501B
IT955501B IT24332/72A IT2433272A IT955501B IT 955501 B IT955501 B IT 955501B IT 24332/72 A IT24332/72 A IT 24332/72A IT 2433272 A IT2433272 A IT 2433272A IT 955501 B IT955501 B IT 955501B
Authority
IT
Italy
Prior art keywords
rotating ring
ring indicator
electronic wristwatches
wristwatches
electronic
Prior art date
Application number
IT24332/72A
Other languages
Italian (it)
Original Assignee
Dill H
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 Dill H filed Critical Dill H
Application granted granted Critical
Publication of IT955501B publication Critical patent/IT955501B/en

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor
    • G04C3/146—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor incorporating two or more stepping motors or rotors
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
  • Indicating Measured Values (AREA)
IT24332/72A 1971-05-24 1972-05-15 ROTATING RING INDICATOR FOR ELECTRONIC WRISTWATCHES IT955501B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14619971A 1971-05-24 1971-05-24

Publications (1)

Publication Number Publication Date
IT955501B true IT955501B (en) 1973-09-29

Family

ID=22516254

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24332/72A IT955501B (en) 1971-05-24 1972-05-15 ROTATING RING INDICATOR FOR ELECTRONIC WRISTWATCHES

Country Status (7)

Country Link
US (1) US3712046A (en)
JP (1) JPS5226470B1 (en)
CH (2) CH764472A4 (en)
DE (1) DE2224017C3 (en)
FR (1) FR2138996B1 (en)
GB (1) GB1392651A (en)
IT (1) IT955501B (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3775963A (en) * 1973-01-12 1973-12-04 T Clapham Magnetic clock
USRE31872E (en) * 1974-04-25 1985-04-23 Timex Corporation Electro-optical display with circuitry for applying predetermined potentials to all display segments to effect activation of a selected segment only
US3932860A (en) * 1974-04-25 1976-01-13 Timex Corporation Electro-optical display with circuitry for applying predetermined potentials to all display segments to effect activation of a selected segment only
US4022014A (en) * 1975-04-04 1977-05-10 Timex Corporation Combination wristwatch/chronograph/wrist calculator/measuring device
CH613837B (en) * 1977-06-14 Suisse Horlogerie ELECTRONIC WATCH WITH MECHANICAL DISPLAY.
US4525077A (en) * 1982-01-05 1985-06-25 Ketner Eugene N Timepiece having central opening
US4473304A (en) * 1982-01-05 1984-09-25 Ketner Eugene N Toroidal time piece
JPS6166179A (en) * 1984-09-01 1986-04-04 ソーラートロン，インコーポレイティド Clock
CH664467GA3 (en) * 1985-05-20 1988-03-15
DE3718835A1 (en) * 1987-06-05 1988-12-15 Roland Dipl Ing Knauer Clock
CH672042B5 (en) * 1987-10-22 1990-04-30 Kinetron Bv
EP0316501A1 (en) * 1987-11-20 1989-05-24 Richdale Corporation Time piece
KR890010641A (en) * 1987-12-31 1989-08-09 강진구 Analog clock circuit
US6366540B1 (en) 1998-11-18 2002-04-02 Edward Kaminsky Open-faced watch display
US20050237861A1 (en) * 2004-04-23 2005-10-27 Bell Earl S Quantitative display apparatus
JP5312335B2 (en) * 2006-09-27 2013-10-09 バンディット・インコーポレーテッド Magnetic display for watches
WO2009126221A1 (en) * 2008-04-07 2009-10-15 Bandit Inc. Magnetic display for watches
US20110158057A1 (en) * 2009-04-02 2011-06-30 Brewer Donald R Magnetic display for watches
US20140000508A1 (en) * 2012-06-27 2014-01-02 Delphi Technologies, Inc. Needle indicator oriented by periphery electromagnets
KR102597049B1 (en) * 2016-01-27 2023-11-02 삼성디스플레이 주식회사 Display apparatus having indicator needle
RU2628713C1 (en) * 2016-03-31 2017-08-21 Константин Юрьевич Чайкин Time indication mechanism with flexible indicator element and clock containing such mechanism
CH714750A2 (en) * 2018-03-13 2019-09-13 Trilobe Watches Timepiece with annular display members.
RU2696672C1 (en) * 2019-01-28 2019-08-05 Константин Юрьевич Чайкин Clock with age indication of universe

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2202214A (en) * 1937-10-23 1940-05-28 Livingston Novelty clock
US3465512A (en) * 1966-01-27 1969-09-09 Citizen Watch Co Ltd Clock case

Also Published As

Publication number Publication date
DE2224017C3 (en) 1974-09-12
FR2138996A1 (en) 1973-01-05
GB1392651A (en) 1975-04-30
DE2224017B2 (en) 1974-02-14
CH764472A4 (en) 1975-01-31
US3712046A (en) 1973-01-23
CH565400A (en) 1975-08-15
FR2138996B1 (en) 1979-05-25
DE2224017A1 (en) 1972-12-07
JPS5226470B1 (en) 1977-07-14

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