FR680812A - Cadran horaire astronomique d'appareil de commande - Google Patents

Cadran horaire astronomique d'appareil de commande

Info

Publication number
FR680812A
FR680812A FR680812DA FR680812A FR 680812 A FR680812 A FR 680812A FR 680812D A FR680812D A FR 680812DA FR 680812 A FR680812 A FR 680812A
Authority
FR
France
Prior art keywords
control device
time dial
astronomical time
astronomical
dial
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
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.)
Landis and Gyr AG
Original Assignee
Landis and Gyr AG
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 Landis and Gyr AG filed Critical Landis and Gyr AG
Application granted granted Critical
Publication of FR680812A publication Critical patent/FR680812A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C23/00—Clocks with attached or built-in means operating any device at preselected times or after preselected time-intervals
    • G04C23/14—Mechanisms continuously running to relate the operation(s) to the time of day
    • G04C23/34—Mechanisms continuously running to relate the operation(s) to the time of day with provision for automatic modification of the programme, e.g. on Sunday
    • G04C23/342—Mechanisms continuously running to relate the operation(s) to the time of day with provision for automatic modification of the programme, e.g. on Sunday some operations being performed at another time
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C23/00—Clocks with attached or built-in means operating any device at preselected times or after preselected time-intervals
    • G04C23/14—Mechanisms continuously running to relate the operation(s) to the time of day
    • G04C23/34—Mechanisms continuously running to relate the operation(s) to the time of day with provision for automatic modification of the programme, e.g. on Sunday
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/21—Elements
    • Y10T74/2101—Cams
    • Y10T74/2102—Adjustable

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
FR680812D 1928-09-11 1929-08-26 Cadran horaire astronomique d'appareil de commande Expired FR680812A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH135867T 1928-09-11

Publications (1)

Publication Number Publication Date
FR680812A true FR680812A (fr) 1930-05-06

Family

ID=4393665

Family Applications (1)

Application Number Title Priority Date Filing Date
FR680812D Expired FR680812A (fr) 1928-09-11 1929-08-26 Cadran horaire astronomique d'appareil de commande

Country Status (4)

Country Link
US (1) US1888687A (fr)
CH (1) CH135867A (fr)
FR (1) FR680812A (fr)
GB (1) GB318890A (fr)

Also Published As

Publication number Publication date
CH135867A (de) 1929-10-15
US1888687A (en) 1932-11-22
GB318890A (en) 1930-12-15

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