CA1028157A - Digital display mechanism for clocks and the like - Google Patents

Digital display mechanism for clocks and the like

Info

Publication number
CA1028157A
CA1028157A CA220,294A CA220294A CA1028157A CA 1028157 A CA1028157 A CA 1028157A CA 220294 A CA220294 A CA 220294A CA 1028157 A CA1028157 A CA 1028157A
Authority
CA
Canada
Prior art keywords
clocks
digital display
display mechanism
digital
display
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
CA220,294A
Other languages
English (en)
French (fr)
Other versions
CA220294S (en
Inventor
Richard H. Weber
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.)
Johnson Matthey Ltd
Original Assignee
Johnson Matthey and Mallory Ltd
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 Johnson Matthey and Mallory Ltd filed Critical Johnson Matthey and Mallory Ltd
Application granted granted Critical
Publication of CA1028157A publication Critical patent/CA1028157A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
    • G06M1/00—Design features of general application
    • G06M1/22—Design features of general application for visual indication of the result of count on counting mechanisms, e.g. by window with magnifying lens
    • G06M1/24—Drums; Dials; Pointers
    • G06M1/241—Drums
    • 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
    • G04B19/21—Drums
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
    • G06M1/00—Design features of general application
    • G06M1/04—Design features of general application for driving the stage of lowest order
    • G06M1/06—Design features of general application for driving the stage of lowest order producing continuous revolution of the stage, e.g. with gear train
    • G06M1/062—Design features of general application for driving the stage of lowest order producing continuous revolution of the stage, e.g. with gear train for drum type indicating means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Displays For Variable Information Using Movable Means (AREA)
  • Toys (AREA)
  • Transmission Devices (AREA)
CA220,294A 1974-03-11 1975-02-17 Digital display mechanism for clocks and the like Expired CA1028157A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US449696A US3922848A (en) 1974-03-11 1974-03-11 Digital display mechanism

Publications (1)

Publication Number Publication Date
CA1028157A true CA1028157A (en) 1978-03-21

Family

ID=23785130

Family Applications (1)

Application Number Title Priority Date Filing Date
CA220,294A Expired CA1028157A (en) 1974-03-11 1975-02-17 Digital display mechanism for clocks and the like

Country Status (9)

Country Link
US (1) US3922848A (enExample)
JP (1) JPS5545916B2 (enExample)
AU (1) AU7868175A (enExample)
BR (1) BR7501415A (enExample)
CA (1) CA1028157A (enExample)
DE (1) DE2510585A1 (enExample)
FR (1) FR2264314B3 (enExample)
GB (1) GB1495458A (enExample)
IT (1) IT1030171B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4177630A (en) * 1977-10-25 1979-12-11 Bunker Ramo Corporation Sweep seconds to jump seconds conversion for clocks
RU2182373C1 (ru) * 2001-06-14 2002-05-10 Горбачев Василий Петрович Установка для демонстрации рекламно-информационного материала
EP4220308B1 (fr) * 2020-11-27 2025-12-24 Omega SA Mecanisme d'affichage d'horlogerie sautant a rouleaux

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2351814A (en) * 1939-10-30 1944-06-20 Holzner Adolf Cyclometer clock
US2762190A (en) * 1945-05-28 1956-09-11 Holzner Adolf Cyclometer clock system
US2576119A (en) * 1945-05-28 1951-11-27 Holzner Adolf Wall and desk cyclometer clock

Also Published As

Publication number Publication date
IT1030171B (it) 1979-03-30
JPS5545916B2 (enExample) 1980-11-20
GB1495458A (en) 1977-12-21
US3922848A (en) 1975-12-02
FR2264314A1 (enExample) 1975-10-10
AU7868175A (en) 1976-09-02
DE2510585A1 (de) 1975-09-25
JPS50122896A (enExample) 1975-09-26
FR2264314B3 (enExample) 1977-11-10
BR7501415A (pt) 1975-12-09

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