FR2242720B1 - - Google Patents

Info

Publication number
FR2242720B1
FR2242720B1 FR7401606A FR7401606A FR2242720B1 FR 2242720 B1 FR2242720 B1 FR 2242720B1 FR 7401606 A FR7401606 A FR 7401606A FR 7401606 A FR7401606 A FR 7401606A FR 2242720 B1 FR2242720 B1 FR 2242720B1
Authority
FR
France
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
FR7401606A
Other versions
FR2242720A1 (fr
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of FR2242720A1 publication Critical patent/FR2242720A1/fr
Application granted granted Critical
Publication of FR2242720B1 publication Critical patent/FR2242720B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C17/00—Indicating the time optically by electric means
    • G04C17/0075—Indicating the time optically by electric means by drums or drum-like devices
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C21/00—Producing acoustic time signals by electrical means
    • G04C21/16—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times
    • G04C21/18—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times by mechanically unlocking an electromechanical vibrator, e.g. actuated by the leakage flux of the electric driving means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
FR7401606A 1973-08-27 1974-01-17 Expired FR2242720B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US391781A US3875737A (en) 1973-08-27 1973-08-27 Alarm clock timer

Publications (2)

Publication Number Publication Date
FR2242720A1 FR2242720A1 (fr) 1975-03-28
FR2242720B1 true FR2242720B1 (fr) 1977-09-23

Family

ID=23547920

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7401606A Expired FR2242720B1 (fr) 1973-08-27 1974-01-17

Country Status (7)

Country Link
US (1) US3875737A (fr)
JP (1) JPS5046366A (fr)
CH (2) CH37774A4 (fr)
DE (1) DE2400742A1 (fr)
FR (1) FR2242720B1 (fr)
GB (2) GB1455860A (fr)
HK (2) HK49677A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5248451U (fr) * 1975-10-02 1977-04-06
US4057957A (en) * 1976-04-08 1977-11-15 Matsushita Electric Works, Ltd. Alarm device of clocks

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US313656A (en) * 1885-03-10 Alarm-clock
US460751A (en) * 1891-10-06 Wilhelm madel
US2459107A (en) * 1940-12-03 1949-01-11 Casco Products Corp Drum type indicator alarm clock
US2583794A (en) * 1949-06-14 1952-01-29 Gen Electric Twenty-four-hour alarm clock
FR1026191A (fr) * 1949-09-17 1953-04-24 Junghans Geb Ag Appareil pour la mesure du temps avec dispositif de déclenchement et en particulier, réveille-matin
US2646659A (en) * 1951-10-17 1953-07-28 Bruce O Bower Automatic alarm reset mechanism
US2789410A (en) * 1954-08-28 1957-04-23 Tavannes Watch Co Sa Alarm time-piece
US2946182A (en) * 1957-03-25 1960-07-26 Gen Electric Alarm clock control mechanism
US3495396A (en) * 1966-12-10 1970-02-17 Sankyo Seiki Seisakusho Kk Numerically indicating timekeeper and timer
US3440814A (en) * 1967-12-18 1969-04-29 Gen Time Corp Electric clock alarm system
DE2004077C3 (de) * 1970-01-30 1981-07-02 Kieninger & Obergfell Fabrik für technische Laufwerke und Apparate, 7742 St. Georgen Uhr mit Weckeinrichtung
US3636699A (en) * 1970-07-17 1972-01-25 Gen Electric Digital alarm clock

Also Published As

Publication number Publication date
CH585430B5 (fr) 1977-02-28
FR2242720A1 (fr) 1975-03-28
CH37774A4 (fr) 1976-08-13
HK49677A (en) 1977-09-30
US3875737A (en) 1975-04-08
DE2400742A1 (de) 1975-03-06
JPS5046366A (fr) 1975-04-25
HK40279A (en) 1979-06-29
GB1455857A (en) 1976-11-17
GB1455860A (en) 1976-11-17

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Legal Events

Date Code Title Description
ST Notification of lapse