| Patents for G04B 21 - Indicating the time by acoustic means (423) |
|---|
| 12/31/2014 | CN204065674U 一种全机械报时报刻钟表 A fully mechanical Times reported quarter table |
| 12/17/2014 | CN104216270A 设有选择音簧的振动模式的装置的报时机构 Has a timekeeping mechanism gong vibration mode selection device |
| 12/09/2014 | US8908478 Tap sensitive alarm clock |
| 12/04/2014 | US20140355398 Striking mechanism provided with a means of selecting the mode of vibration of a gong |
| 10/28/2014 | US8873347 Mechanism for isolating timepiece mechanisms which release various acoustic signals |
| 10/21/2014 | US8864368 Indicator of the power reserve of a timepiece |
| 09/23/2014 | US8842502 Watch movement part |
| 08/20/2014 | EP2767875A2 Striking mechanism and timepiece provided with said striking mechanism |
| 08/13/2014 | CN103984220A 智能时钟 Intelligent Clock |
| 08/13/2014 | CN102681428B 用于隔离释放各种声音信号的钟表机构的隔离机构 Used to isolate the release of various sound signal isolation clockwork mechanism |
| 07/09/2014 | CN102540854B 用于音乐盒或报时表的声辐射膜 Acoustic radiation film for music boxes or timekeeping table |
| 06/11/2014 | CN102323734B Device for sequentially controlling at least two lifts the timepiece mechanism |
| 05/14/2014 | CN103797428A 具有发声机构的计时器 A timer sound institutions |
| 04/29/2014 | US8711659 Sequential control device for a striking mechanism |
| 04/24/2014 | WO2014060802A1 Musical module comprising cams |
| 04/17/2014 | US20140104994 Gong for striking-work device of a timepiece |
| 04/16/2014 | EP2720091A1 Gong for striking-work device of a timepiece |
| 04/16/2014 | CN103728869A Gong for striking-work device of a timepiece |
| 04/09/2014 | CN103713512A Method for designing playing mechanism of mechanical music time-telling clock movement |
| 03/26/2014 | CN103676607A Special watch for elders |
| 03/19/2014 | EP2707779A1 Timepiece with acoustic mechanism |
| 03/12/2014 | CN103631127A Staring mechanism with insurance device |
| 03/05/2014 | CN102257796B Portable telephone |
| 03/04/2014 | US8665676 Acoustic radiating membrane for a music box or striking watch |
| 02/19/2014 | CN101825862B Element for supporting striking gongs in a timepiece |
| 01/28/2014 | US8638644 Acoustic radiating membrane for a music box or striking watch |
| 01/07/2014 | US8625395 Striking mechanism with distinct strikes |
| 12/25/2013 | CN103472705A Starting mechanism of mechanical time-telling watch |
| 12/04/2013 | CN103425039A Automatic time-report starting control structure in mechanical watch |
| 11/19/2013 | US8588035 Safety mechanism protecting against inadvertent actuations of the minute repeater |
| 11/19/2013 | US8588034 Governor for a timepiece wheel set or strike wheel set |
| 11/12/2013 | US8582398 Striking mechanism with a gong noise insulator arrangement for a watch |
| 11/06/2013 | EP2660662A2 Alarm mechanism |
| 10/30/2013 | CN103376733A Sealing device for a minute-repeater |
| 10/24/2013 | US20130279305 Sealing device for a minute-repeater |
| 10/23/2013 | EP2653937A1 Sealing device for minute repeater |
| 10/23/2013 | CN103365198A A large and small self-ringing control mechanism of a self-ringing mechanical watch |
| 10/23/2013 | CN101441435B Hammer, timepiece mechanism equipped with same, and timepiece comprising them |
| 10/22/2013 | US8565045 Striking mechanism unit and drive mechanism for an alarm striking mechanism for a striking timepiece |
| 10/01/2013 | US8547803 Striking mechanism for a watch with an active damper counter-spring |
| 09/26/2013 | US20130250735 Information notifying device and electronic timepiece |
| 09/17/2013 | US8537642 Watch striking mechanism |
| 08/21/2013 | CN102169324B Hammer for a striking mechanism of a watch |
| 08/21/2013 | CN101833280B Mounting device for gongs of striking watch |
| 07/18/2013 | WO2013104802A1 Clockwork movement indicating mechanism that acts in response to a request for information |
| 07/17/2013 | EP2615505A1 Mechanism for indicating on request information for a timepiece movement |
| 06/26/2013 | CN203025477U Mechanical type timer with ring switch |
| 06/19/2013 | CN102053556B Striking mechanism for a watch with device to eliminate gong noise |
| 06/12/2013 | CN102402178B Striking watch provided with gong insulator |
| 06/05/2013 | CN103135428A Time telling control device structure for ancient astronomical clock tower |
| 05/16/2013 | US20130121120 Timepiece comprising a striking mechanism |
| 05/15/2013 | EP2591401A1 Timepiece comprising a chime mechanism |
| 05/08/2013 | CN102193488B Torque measuring device for stopping a striking work |
| 05/01/2013 | CN102305992B Glass-bezel assembly for a timepiece and assembly method |
| 04/10/2013 | EP2577405A1 Indicator of the power reserve of a timepiece |
| 04/03/2013 | CN202854488U Clock |
| 03/27/2013 | CN202837830U Actuating mechanism having safety device and perpetual calendar instantaneous jump mechanism of mechanical watch with actuating mechanism having safety device |
| 03/12/2013 | US8395970 Timepiece with a striking work fitted with a gong |
| 02/27/2013 | CN102947763A Indicator of power reserve of timepiece |
| 02/13/2013 | CN202735687U Starting mechanism of mechanical time-telling watch |
| 01/16/2013 | CN202677076U Time reporting volume control mechanism of mechanical watch |
| 01/09/2013 | CN102866617A Human body inductive alarm clock |
| 12/26/2012 | CN102109808B Strike mechanism for a watch |
| 12/19/2012 | CN202615124U Automatic time-reporting starting control structure of mechanical watch |
| 12/19/2012 | CN202615123U Large and small ringing control mechanisms of ringing type mechanical watch |
| 11/21/2012 | CN102289186B Time telling control mechanism for mechanical time telling watch |
| 11/15/2012 | WO2012151710A1 Timepiece with acoustic mechanism |
| 10/09/2012 | US8284631 Multimedia projection alarm clock with integrated illumination |
| 09/26/2012 | CN102692859A Mechanism for selectively stopping the striking mechanism of a timepiece according to the available motor torque |
| 09/19/2012 | CN102681429A Striking mechanism unit and drive mechanism for an alarm striking mechanism for a striking timepiece |
| 09/19/2012 | CN102681428A Mechanism for isolating timepiece mechanisms which release various acoustic signals |
| 09/19/2012 | CN102681427A Alarm strike using the grand strike |
| 09/19/2012 | CN102681426A Duration limiting mechanism for a timepiece mechanism |
| 09/19/2012 | CN102681425A Safety mechanism against accidental operation of the controls of a minute-repeater |
| 09/19/2012 | CN102681424A Striking mechanism with differentiated alarms |
| 09/13/2012 | US20120230165 Safety mechanism protecting against inadvertent actuations of the minute repeater |
| 09/13/2012 | US20120230164 Striking mechanism unit and drive mechanism for an alarm striking mechanism for a striking timepiece |
| 09/13/2012 | US20120230163 Striking mechanism with distinct strikes |
| 09/13/2012 | US20120230162 Alarm strike using the grand strike |
| 09/13/2012 | US20120230161 Duration limiting mechanism for a timepiece mechanism |
| 09/13/2012 | US20120230156 Mechanism for isolating timepiece mechanisms which release various acoustic signals |
| 09/12/2012 | EP2498149A1 Duration limiter mechanism for timepiece mechanism |
| 09/12/2012 | EP2498148A1 Safety mechanism against accidental operation of the controls of a minute-repeater |
| 09/12/2012 | EP2498147A1 Ringer block and wake-up alarm drive mechanism for ringing timepiece |
| 09/12/2012 | EP2498146A1 Grande sonnerie wake-up alarm mechanism |
| 09/12/2012 | EP2498145A1 Ringing mechanism with differentiated alarms |
| 09/12/2012 | EP2498144A2 Timepiece equipped with a strike mechanism |
| 09/12/2012 | EP2498143A1 Isolation mechanism between timepiece mechanisms for setting off different acoustic signals |
| 09/07/2012 | WO2012119085A1 A talking dome watch for the visually impaired |
| 08/22/2012 | EP2488921A1 Energy source for a striking mechanism, and timepiece provided with such an energy source |
| 08/16/2012 | US20120207001 Governor for a timepiece wheel set or strike wheel set |
| 08/15/2012 | EP2487547A1 Regulator of a clockwork wheel or an alarm wheel |
| 08/09/2012 | US20120201105 Watch movement part |
| 08/08/2012 | EP2485098A1 Timepiece |
| 08/08/2012 | EP2485097A2 Striking mechanism of a watch with blocking of the hammer |
| 08/08/2012 | CN202372774U Electric hammering machine |
| 08/08/2012 | CN102629100A Watch movement part |
| 08/08/2012 | CN101609303B Timepiece with a striking mechanism |
| 08/02/2012 | US20120195174 Striking mechanism for a watch with a hammer locking device |
| 08/01/2012 | CN102621871A Striking mechanism for a watch with a hammer locking device |