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350results about "Watch crystals/clock glasses" patented technology

World timepiece

A mechanical world timepiece having a transmission mechanism which allows the time display, such as, for example, a 12-hour hand and / or a 24-hour hand, to be directly adjusted with a turning ring having 24 time zones. The timepiece serves for the easily manageable adjustment of the time zone and the reading of the time in a different time zone. Operation could not be simpler. After a lever has been opened, the mechanism in FIG. 1 automatically engages. The gear rim (6), which is fixed with the turning ring, drives a vertical drive wheel (5), which is connected by a shaft to a clutch wheel (4). Once the pinion (4) is engaged, it drives one or two minute wheels (8, 9), which move a 12-hour wheel (10) and a 24-hour wheel (11) in a 1 h-cycle. The turning ring is thus easily turned to the desired destination at 12 h and the local time can immediately be read. Either the turning ring is now turned back to its original locality or the lever is simply closed. In the latter case, the time now continues running according to the set destination. The push-piece (2) disengages the mechanism via a rocker (3), simultaneously fixes, in the closed state, the gear rim (6) and prevents accidental adjustment of the time. The transmission mechanism can also be used for setting or changing other time displays, such as date, day of the week, month, year, minutes, or for other functions such as an alarm.
Owner:RICHEMONT INT

Time counting assembly with a display for world time zones

A time counting assembly with a display for world time zones comprised of a power source, a second counter, a minute counter, an hour counter, and a time zone display for displaying a correct time over a faceplate. Stir the time zone adjustable ring with the hand to align a first landmark of a local time zone with a fixed point and then calibrate the time counting assembly in accordance with the local time, and then stir the time zone adjustable ring with the hand to align a second landmark of another locating time zone with the fixed point such that the inner gear ring moves the planetary idle gear set and the planetary base wheel to shift engagement of the engaging hooks in the ratchet holes, and the front hour wheel is rotated on the planetary base wheel with a planetary movement along the minute wheel set to cause rotation of a meshed hour wheel so as to turn a hour hand to the time in accordance with the time zone corresponding to the second landmark. The direct time zone adjustment design greatly reduces the thickness of the assembly so that the time counting assembly is usable in a watch or low-profile timer while maintaining world time zone display and adjustable functions, and providing a modularized design function for ultra-thin time recording device.
Owner:ATOP PRECISION IND CO LTD

World timepiece

A mechanical world timepiece having a transmission mechanism which allows the time display, such as, for example, a 12-hour hand and / or a 24-hour hand, to be directly adjusted with a turning ring having 24 time zones. The timepiece serves for the easily manageable adjustment of the time zone and the reading of the time in a different time zone. Operation could not be simpler. After a lever has been opened, the mechanism in FIG. 1 automatically engages. The gear rim (6), which is fixed with the turning ring, drives a vertical drive wheel (5), which is connected by a shaft to a clutch wheel (4). Once the pinion (4) is engaged, it drives one or two minute wheels (8, 9), which move a 12-hour wheel (10) and a 24-hour wheel (11) in a 1 h-cycle. The turning ring is thus easily turned to the desired destination at 12 h and the local time can immediately be read. Either the turning ring is now turned back to its original locality or the lever is simply closed. In the latter case, the time now continues running according to the set destination. The push-piece (2) disengages the mechanism via a rocker (3), simultaneously fixes, in the closed state, the gear rim (6) and prevents accidental adjustment of the time. The transmission mechanism can also be used for setting or changing other time displays, such as date, day of the week, month, year, minutes, or for other functions such as an alarm.
Owner:RICHEMONT INT
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