CH453217A - Alarm mechanism with adjustable volume for timepieces - Google Patents

Alarm mechanism with adjustable volume for timepieces

Info

Publication number
CH453217A
CH453217A CH389865A CH389865A CH453217A CH 453217 A CH453217 A CH 453217A CH 389865 A CH389865 A CH 389865A CH 389865 A CH389865 A CH 389865A CH 453217 A CH453217 A CH 453217A
Authority
CH
Switzerland
Prior art keywords
timepieces
alarm mechanism
adjustable volume
adjustable
volume
Prior art date
Application number
CH389865A
Other languages
German (de)
Inventor
Bradford Marble Chester
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of CH453217A publication Critical patent/CH453217A/en

Links

Classifications

    • 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
    • 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
    • G04B23/00—Arrangements producing acoustic signals at preselected times
    • G04B23/02—Alarm clocks
    • G04B23/10—Alarm clocks with presignal; with repeated signal; with changeable intensity of sound

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromechanical Clocks (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
CH389865A 1964-03-24 1965-03-22 Alarm mechanism with adjustable volume for timepieces CH453217A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US354228A US3251182A (en) 1964-03-24 1964-03-24 Variable loudness alarm mechanism

Publications (1)

Publication Number Publication Date
CH453217A true CH453217A (en) 1967-11-30

Family

ID=23392391

Family Applications (2)

Application Number Title Priority Date Filing Date
CH389865D CH389865A4 (en) 1964-03-24 1965-03-22
CH389865A CH453217A (en) 1964-03-24 1965-03-22 Alarm mechanism with adjustable volume for timepieces

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH389865D CH389865A4 (en) 1964-03-24 1965-03-22

Country Status (5)

Country Link
US (1) US3251182A (en)
CH (2) CH389865A4 (en)
ES (1) ES310411A1 (en)
GB (1) GB1028949A (en)
NL (1) NL6503536A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3777701A (en) * 1972-05-05 1973-12-11 Ansonia Clock Co Inc Clock chime intensity control
JPS5917791B2 (en) * 1977-10-31 1984-04-23 稔 神谷 dial tone adjustment clock
US5502771A (en) * 1995-03-10 1996-03-26 Delfitz, Inc. Clock radio volume control appraratus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2506379A (en) * 1946-04-27 1950-05-02 Warren Telechron Co Alarm intensity control
US2858029A (en) * 1956-04-10 1958-10-28 Rabinow Jacob Self-actuated automatic regulation of timepieces

Also Published As

Publication number Publication date
GB1028949A (en) 1966-05-11
ES310411A1 (en) 1965-07-01
NL6503536A (en) 1965-09-27
CH389865A4 (en) 1967-11-30
US3251182A (en) 1966-05-17

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