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65 results about "Timekeeper" patented technology

A timekeeper is an instrument or person that measures the passage of time.

Timekeeper and time feedback, time calibration and pointer positioning method

The invention relates to a timekeeper and a time feedback, time calibration and pointer positioning method. The timekeeper at least comprises a hour wheel sheet, a minute wheel sheet, an electric motor and a controller, wherein the minute wheel sheet is provided with a light hole, and the upside and the downside of the light hole of the minute wheel sheet are respectively provided with an infrared optical coupling generating side and an infrared optical coupling receiving side; the infrared optical coupling receiving side generates a position feedback signal and sends to the controller when receiving infrared light; and when receiving the position feedback signal, the controller obtains the current-time minute number of the timekeeper, and determines the current indication time of the timekeeper by cooperating with an hour counter, wherein the current-time minute number of the timekeeper is a minute number preset by a software. An infrared optical coupling apparatus disclosed by the invention is capable of generating the position feedback signal and sending to the controller when the light hole passes the exact downside of the apparatus, so that the current time of the timekeeper is determined, the effective time feedback and reliable transmission of pointer position are realized, and further calibration of the timekeeper is realized, and through assistant intelligent positioning of a pointer by a software, convenient pointer installation positioning is realized.
Owner:SHENZHEN FLYTA TECH DEV +1

Time-display instant switching mechanism

ActiveCN102914959AImprove travel time accuracyEnergy does not decreaseGearworksEscapementsEnergy transferGear drive
The invention relates to a time-display instant switching mechanism which comprises a unit escapement fork, a second wheel, a unit case, a unit escapement wheel, a unit hair spring and a unit gear. The unit case, the unit escapement wheel, the unit hair spring and the unit gear are coaxially arranged, the unit case and the unit escapement wheel are coaxially connected, a gap is reserved between a revolving shaft of the unit gear and a revolving shaft of the unit case, one end of the unit hair spring is connected with the unit escapement wheel, the other end of the unit hair spring is connected with the unit gear, the unit escapement fork is arranged beside the unit escapement wheel, and the second wheel is meshed with a second wheel tooth on a watch and with the unit gear, and is arranged on a poking nail capable of contacting the unit escapement fork during the rotation. Since the hair spring is used for storing energy and combined with an escapement mechanism to achieve instant switching of time display, energy transferred to a balance wheel by a gear driving system is guaranteed against reduction, and travel time precision of a mechanical timekeeper is increased. The time-display instant switching mechanism is small in energy consumption, convenient to achieve and high in reliability, and satisfies the requirement of mass production.
Owner:HANGZHOU WATCH

Vehicle safety driving detecting early warning system and method thereof

The invention discloses a vehicle safety driving detecting early warning system and a method thereof. The system comprises a pressure sensor, a rotation speed sensor, an angle sensor, a vehicle speedsensor, a timekeeper, an alarm system and a brake system, wherein the pressure sensor, the rotation speed sensor, the angle sensor, the vehicle speed sensor, the timekeeper, the alarm system and the brake system are connected with a CPU separately, the pressure sensor is installed on a seat of a driver and a steering wheel and is used for detecting whether the driver drives safely or not, the rotation speed sensor is installed on a vehicle engine and is used for detecting rotation speed of the vehicle engine, the angle sensor is installed on a vehicle front and is used for detecting the direction amount in the vehicle driving process, the vehicle speed sensor is used for detecting speed in the vehicle driving process, the timekeeper is used for judging time that the two hands or the singlehand of the driver are/is separated from the steering wheel, the alarm system is used for conducting alarm when the two hands or the single hand of the driver are/is separated from the steering wheel, and the brake system is used for braking the vehicle when the two hands or the single hand of the driver is separated from the steering wheel. The vehicle safety driving detecting early warning system has the functions of detecting vehicle safety driving and conducting early warning.
Owner:NANJING NAVECO AUTOMOBILE CO LTD +1
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