Search results
Results From The WOW.Com Content Network
A fusee (from the French fusée, wire wound around a spindle) is a cone-shaped pulley with a helical groove around it, wound with a cord or chain attached to the mainspring barrel of antique mechanical watches and clocks. It was used from the 15th century to the early 20th century to improve timekeeping by equalizing the uneven pull of the ...
full 12 8 D (x6) - "Songbank" keyboard. No effects or pedal inputs. Also released as Radio Shack Concertmate 660. [22] CT 370 1988 49 full 210 10 D (x6) [23] CT 380 49 full 210 10 D (x6) in/out Also released as the PMP-300 as part of Casio's "Professional" line. [24] CT 390 49 full 210 10 D (x6) [25] CT 395 49 full 110 12 AA (x6) [26] CT 400 49 ...
The rack and snail striking mechanism used in repeaters is described in detail in the striking clock article. Repeater clocks often had a cord with a button on the end protruding from the side of the clock. Pulling the cord actuated the repeater mechanism. This was called a pull repeater. Repeating carriage clocks have a button on the top to ...
Lorenz Lechler was a late 15th-century German master mason who composed Instructions, a booklet on gothic design, and who contributed to the Heidelberg Church.As a master mason, Lechler's writing gives insight into Gothic architecture from the perspective of a builder as opposed to the more common contemporary perspectives written by clerics.
The first clock known to strike regularly on the hour, a clock with a verge and foliot mechanism, is recorded in Milan in 1336. [96] By 1341, clocks driven by weights were familiar enough to be able to be adapted for grain mills, [97] and by 1344 the clock in London's Old St Paul's Cathedral had been replaced by one with an escapement. [98]
A torsion pendulum clock, more commonly known as an anniversary clock or 400-day clock, is a mechanical clock which keeps time with a mechanism called a torsion pendulum. This is a weighted disk or wheel, often a decorative wheel with three or four chrome balls on ornate spokes, suspended by a thin wire or ribbon called a torsion spring (also ...
At one end is the manual gating of clocks by software, where a driver enables or disables the various clocks used by a given idle controller. On the other end is automatic clock gating, where the hardware can be told to detect whether there is any work to do, and turn off a given clock if it is not needed.
An uncoiled modern watch mainspring. Clock mainspring A pendulum wall clock movement showing the two mainsprings which power it. This is a striking clock which sounds the hours on a chime; one of the springs powers the timekeeping gear train while the other powers the striking train