TREA

Arrangements producing acoustic signals at preselected times

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Industry

  • CPC
  • G04B23/00
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Parent Industries

GPHYSICS G04Horology G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS

Current Industry

G04B23/00Arrangements producing acoustic signals at preselected times

Sub Industries

G04B23/005by starting up musical boxes or other musical recordings G04B23/02Alarm clocks G04B23/021Controls (winding up the alarm; adjusting and indicating the waking time) G04B23/023Driving G04B23/025Signal triggering G04B23/026Hammer driving; hammers; devices with several hammers or sounding bodies; vibrators G04B23/028Sounding bodies; boxes used as sounding cases; fixation on or in the case G04B23/03Alarm signal stop arrangements G04B23/04with coarse and fine setting of the preselected times G04B23/06adjustable for several preselected times with automatic stopping of the signal G04B23/08operating on successive days without resetting operating only once in each 24 hours G04B23/10with pre-signal with repeated signal with changeable intensity of sound G04B23/12Alarm watches to be worn in pockets or on the wrist
Industries