Patents
Patents for G04C 23 - Clocks with attached or built-in means operating any device at preselected times or after preselected time-intervals (976)
12/1987
12/02/1987EP0247438A1 Correcting device for a time piece with a safety lock
11/1987
11/17/1987CA1229243A1 Timer drive mechanism
11/11/1987CN86202736U Alarm clock for electric power control
11/11/1987CN86202019U Day-and-night automatic controlled bell clock
10/1987
10/07/1987CN86210299U Power switch device for electric apparatus timed by the use of clock
09/1987
09/30/1987CN86204148U Multi-purpose automatic chronopher
09/16/1987CN86206643U Time-setting switch
08/1987
08/26/1987CN86208662U Commanding clock
08/18/1987US4687341 Timer
08/12/1987CN85205668U Multipath real-time programming controller for household appliances
08/12/1987CN85202647U Multifunction clock of terrestrial globe
07/1987
07/22/1987CN86207712U Alarm clock with programmable and controllable function
05/1987
05/20/1987CN86202999U Alarm-clock-controlling timer
04/1987
04/14/1987US4657404 Alarm signaling time indicating mechanism for an alarm clock
04/08/1987EP0217008A1 Acoustic alarm setting device for a timepiece
04/01/1987EP0216171A1 Multi alarm timepiece
03/1987
03/31/1987US4654493 Sliding switch
03/24/1987US4652140 Multi alarm timepiece
02/1987
02/25/1987CN86105622A Preselected device for preselected clock
02/25/1987CN85200921U Programmable controller with multiway sequential cycle logic switch
02/24/1987US4645980 Lighting system having photosensing timing switch circuit
12/1986
12/16/1986US4629332 Timepiece with a quartz watch movement and an electrically controlled sound generator
12/10/1986CN85104759A Switching device for timing switch
11/1986
11/26/1986EP0202495A1 Timer
10/1986
10/21/1986US4618264 Acoustic alarm setting device for a timepiece
08/1986
08/13/1986CN85203596U Multi-control domestic clock
08/13/1986CN85203449U Procedure control clock with buzzer
07/1986
07/16/1986CN85104975A Clckwork-controlled delay timer
07/02/1986CN85203778U Mulitfunction program-control clock
06/1986
06/11/1986EP0184224A2 Switching mechanism with plural ranges
05/1986
05/14/1986CN85200733U Automatic start and stop device
04/1986
04/01/1986US4580061 Time switches
03/1986
03/26/1986CN85201203U Alarm clock with time control function
03/19/1986CN85202078U Multi-touch-position time control switch
02/1986
02/26/1986EP0172182A1 Device for mains-operated switch timers with electric running reserve.
02/19/1986CN85200774U Multi-way self-controlled mechanically timer
01/1986
01/14/1986US4564827 Programmable control for a switching chronometer
01/02/1986EP0166680A1 Time piece with a quartz movement and an electrically controlled sound generator
12/1985
12/10/1985US4558192 Multi-range timer switch device
10/1985
10/01/1985US4544813 Indexing plate for a time switch
08/1985
08/20/1985US4536626 Timer drive mechanism
08/20/1985US4536093 Electronic timepiece with system for synchronizing hands
07/1985
07/18/1985WO1985003144A1 Device for mains-operated switch timers with electric running reserve
07/18/1985WO1985003143A1 Device for mains-operated switch timers with electric running reserve
07/02/1985US4526476 Correction system for hands display type of electronic timepiece
05/1985
05/28/1985US4520072 Dissolving a coloring substance in solvent and absorption on carrier
03/1985
03/26/1985US4507526 Module unit time switch disk assembly
03/19/1985US4505594 Multi-function analogue type watch
01/1985
01/15/1985US4493559 Analogue alarm electronic timepiece
10/1984
10/03/1984EP0120398A2 Programmable command means for a switching time piece
10/02/1984US4474480 Hand type musical timepiece
08/1984
08/14/1984US4465381 Timepiece with modular alarm activating mechanism
08/07/1984US4463617 Milti-range cycle control timer unit
03/1984
03/13/1984US4436969 Timing device for time switch
02/1984
02/22/1984EP0101147A2 Improvements in and relating to lighting apparatus
01/1984
01/24/1984US4427301 Timepiece with an activating mechanism
12/1983
12/27/1983US4422775 Device for controlling the functions of a watch and for displaying the state of at least one of the controlled functions
12/06/1983US4419019 Analog display type electronic timepiece
11/1983
11/15/1983US4415785 Timer switch
11/01/1983US4412750 Timing mechanism with two separate programs operating separate switch actuators and having an alarm system
07/1983
07/27/1983EP0084193A1 Time piece with a short duration alarm
06/1983
06/29/1983EP0082286A1 Multi-range switching device
06/07/1983US4387350 Watch circuit with oscillator gain control
04/1983
04/19/1983CA1145012A1 Control arrangments for heating systems
03/1983
03/30/1983EP0075535A1 Device for actuating the functions of a watch that can display the state of at least one of the actuated functions
03/15/1983US4376994 Time detecting device for alarm clock
02/1983
02/22/1983US4375048 Programmable time switch
02/08/1983CA1141009A1 Time switches
02/01/1983US4371267 Time detecting device for alarm clock
01/1983
01/11/1983CA1139092A1 Photooxidation by exposure to visible light
12/1982
12/07/1982CA1136897A1 Timer utilizing novel clutch
10/1982
10/27/1982EP0063355A2 Timing device for time switch
09/1982
09/21/1982US4351043 Time detecting switch for an alarm clock
09/15/1982EP0060216A1 Timepiece including a release mechanism
09/15/1982EP0060215A1 Timepiece including a modular release mechanism
08/1982
08/18/1982EP0057771A2 Time switch device
07/1982
07/06/1982US4338681 Electric timing clock
05/1982
05/12/1982EP0051262A1 Programmable switch with plural ranges
05/04/1982CA1123032A1 Timing mechanism with two separate programs operating separate switch actuators and having an alarm system
04/1982
04/06/1982US4323192 Control arrangements for heating circuits
01/1982
01/20/1982EP0043900A2 Switch disc for an electric time switch
01/05/1982CA1115819A1 Replacement thermostat adapter wall plate
12/1981
12/15/1981US4305310 Timing device actuating means
11/1981
11/03/1981US4298972 Alarm signaling time detecting device for leaf type digital clock
10/1981
10/13/1981US4295015 Repeat type time switch
10/06/1981US4293938 Alarm signaling time detecting device for digital clock
09/1981
09/01/1981US4287583 Control panel unit and timer unit and method therefor
07/1981
07/07/1981US4277840 Electronic timepiece
05/1981
05/26/1981CA1102022A1 Programming and selection monitoring system for television receivers
05/05/1981US4266288 Electronic timepiece
03/1981
03/31/1981US4259736 Electronic timepiece
02/1981
02/24/1981US4253172 Electronic timepiece or analog type
02/17/1981US4251878 Switching device for battery powered alarm clock
02/10/1981US4250420 Sandwich structure for a combination motor and gear train with a timing mechanism
12/1980
12/30/1980US4242746 Timing mechanism with two separate programs operating separate switch actuators and having an alarm system
12/23/1980US4241441 Electronic timepiece
09/1980
09/23/1980US4223523 Electronic analog alarm timepiece
08/1980
08/20/1980EP0014535A1 Control arrangements for heating systems
08/12/1980US4216647 Electronic timepiece
08/06/1980EP0014096A1 Time switches for central heating systems
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