FR928330A - Method of light projection of a time dial and device for carrying out the method - Google Patents

Method of light projection of a time dial and device for carrying out the method

Info

Publication number
FR928330A
FR928330A FR928330DA FR928330A FR 928330 A FR928330 A FR 928330A FR 928330D A FR928330D A FR 928330DA FR 928330 A FR928330 A FR 928330A
Authority
FR
France
Prior art keywords
carrying
light projection
time dial
dial
time
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
French (fr)
Inventor
Jean Thieck
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 filed Critical
Application granted granted Critical
Publication of FR928330A publication Critical patent/FR928330A/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
    • G04B19/34—Position of the hands projected optically

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR928330D 1946-05-20 1946-05-20 Method of light projection of a time dial and device for carrying out the method Expired FR928330A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR928330T 1946-05-20

Publications (1)

Publication Number Publication Date
FR928330A true FR928330A (en) 1947-11-25

Family

ID=9441685

Family Applications (1)

Application Number Title Priority Date Filing Date
FR928330D Expired FR928330A (en) 1946-05-20 1946-05-20 Method of light projection of a time dial and device for carrying out the method

Country Status (1)

Country Link
FR (1) FR928330A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5093461A (en) * 1973-12-20 1975-07-25
JPS5124966U (en) * 1974-08-14 1976-02-24
JPS5124965U (en) * 1974-08-14 1976-02-24
EP0858013A3 (en) * 1997-01-31 2000-09-27 Timelight B.V. Projection clock

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5093461A (en) * 1973-12-20 1975-07-25
JPS5441423B2 (en) * 1973-12-20 1979-12-08
JPS5124966U (en) * 1974-08-14 1976-02-24
JPS5124965U (en) * 1974-08-14 1976-02-24
JPS5548468Y2 (en) * 1974-08-14 1980-11-12
EP0858013A3 (en) * 1997-01-31 2000-09-27 Timelight B.V. Projection clock

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