GB1346071A - Clock second indicator - Google Patents

Clock second indicator

Info

Publication number
GB1346071A
GB1346071A GB262771*[A GB262771A GB1346071A GB 1346071 A GB1346071 A GB 1346071A GB 262771 A GB262771 A GB 262771A GB 1346071 A GB1346071 A GB 1346071A
Authority
GB
United Kingdom
Prior art keywords
drum
teeth
engages
minute
gear wheel
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
GB262771*[A
Other languages
English (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.)
Bunker Ramo Corp
Original Assignee
Bunker Ramo Corp
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 Bunker Ramo Corp filed Critical Bunker Ramo Corp
Publication of GB1346071A publication Critical patent/GB1346071A/en
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
    • G04B19/30—Illumination of dials or hands
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
    • G06M1/00—Design features of general application
    • G06M1/14—Design features of general application for transferring a condition from one stage to a higher stage
    • G06M1/16—Design features of general application for transferring a condition from one stage to a higher stage self-operating, e.g. by Geneva mechanism
    • G06M1/163—Design features of general application for transferring a condition from one stage to a higher stage self-operating, e.g. by Geneva mechanism with drums

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Electromechanical Clocks (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
GB262771*[A 1970-02-02 1971-02-19 Clock second indicator Expired GB1346071A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US746970A 1970-02-02 1970-02-02

Publications (1)

Publication Number Publication Date
GB1346071A true GB1346071A (en) 1974-02-06

Family

ID=21726352

Family Applications (1)

Application Number Title Priority Date Filing Date
GB262771*[A Expired GB1346071A (en) 1970-02-02 1971-02-19 Clock second indicator

Country Status (4)

Country Link
US (1) US3611705A (enExample)
DE (1) DE2104576A1 (enExample)
FR (1) FR2079168B1 (enExample)
GB (1) GB1346071A (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3721086A (en) * 1971-02-08 1973-03-20 Robertshaw Controls Co Digital clock and method of operation and making the same
US3690063A (en) * 1971-12-28 1972-09-12 Robertshaw Controls Co Digital clock structure and parts therefor
JPS4985169U (enExample) * 1972-11-09 1974-07-24
US3849978A (en) * 1973-02-09 1974-11-26 E Davis Time indicating means
US3823552A (en) * 1973-03-08 1974-07-16 Gen Electric Digital clock
US3898792A (en) * 1974-04-25 1975-08-12 Gen Electric Digital timer
US4057959A (en) * 1974-04-25 1977-11-15 General Electric Company Digital timer and method of operating such
US4037398A (en) * 1974-04-30 1977-07-26 Robertshaw Controls Company Digital timer and time indicator drums therefor
US3899872A (en) * 1974-04-30 1975-08-19 Robertshaw Controls Co Digital timer and time indicator drums therefor
GB2135481B (en) * 1983-02-16 1986-11-19 Tak Lam Philip Yung Time piece

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2343613A (en) * 1940-04-08 1944-03-07 M M Gottlieb Associates Inc Clock
US2459107A (en) * 1940-12-03 1949-01-11 Casco Products Corp Drum type indicator alarm clock
US2748560A (en) * 1953-02-18 1956-06-05 Atlas Instr Company Twenty-four hour clock with exposed numerals for time divisions

Also Published As

Publication number Publication date
DE2104576A1 (de) 1971-08-12
FR2079168B1 (enExample) 1975-02-21
US3611705A (en) 1971-10-12
FR2079168A1 (enExample) 1971-11-12

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee