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Mechanism for regulating the speed of clocks
An escapement is a mechanical linkage in mechanical watches and clocks that gives impulses to the timekeeping element and periodically releases the gear
Escapement
Early clock mechanism
The verge (or crown wheel) escapement is the earliest known type of mechanical escapement, the mechanism in a mechanical clock that controls its rate by
Verge_escapement
Topics referred to by the same term
Look up escapement in Wiktionary, the free dictionary. An escapement is a mechanism for imparting power to a clock or watch mechanism, with timing controlled
Escapement_(disambiguation)
Mechanism for regulating the speed of clocks
The coaxial escapement is a type of modern watch escapement mechanism invented by English watchmaker George Daniels in 1976 and patented in 1980. His
Coaxial_escapement
Type of mechanism used in pendulum clocks
In horology, the anchor escapement is a type of escapement used in pendulum clocks. The escapement is a mechanism in a mechanical clock that maintains
Anchor_escapement
Low friction clock escapement
grasshopper escapement is a low-friction escapement for pendulum clocks invented by British clockmaker John Harrison around 1722. An escapement, part of
Grasshopper_escapement
Salmon escapement is the amount of a salmon population that does not get caught by commercial or recreational fisheries and return to their freshwater
Salmon_escapement
Part in mechanical clocks
The lever escapement, invented by the English clockmaker Thomas Mudge in 1754 (albeit first used in 1769), is a type of escapement that is used in almost
Lever_escapement
thing to be improved was the escapement. The verge escapement was replaced in quality watches by the cylinder escapement, invented by Thomas Tompion in
History_of_watches
Clock regulated by a pendulum
the anchor escapement by Robert Hooke around 1658, which reduced the pendulum's swing to 4–6°. The anchor became the standard escapement used in pendulum
Pendulum_clock
Addition to the mechanics of a watch escapement
French: [tuʁbijɔ̃] "whirlwind") is an addition to the mechanics of a watch escapement to increase accuracy. Conceived by the British watchmaker and inventor
Tourbillon
Type of watch which uses a clockwork mechanism to measure the passage of time
which oscillates back and forth at a constant rate. A device called an escapement releases the watch's wheels to move forward a small amount with each swing
Mechanical_watch
Swiss luxury watch manufacturer
In February 2007, Frederique Constant began production of the Silicon escapement wheel. It is an invention first introduced by Patek Philippe in 2005.
Frédérique_Constant
English clockmaker (1693–1776)
the grasshopper escapement, a control device for the step-by-step release of a clock's driving power. Developed from the anchor escapement, it was almost
John_Harrison
English horologist (1926–2011)
1926 – 21 October 2011) was an English horologist, inventor of the coaxial escapement, author and a classic car collector. He hand built 23 pocket watches and
George_Daniels_(watchmaker)
Instrument for measuring, keeping or indicating time
instruments. A major advance occurred with the invention of the verge escapement, which made possible the first mechanical clocks around 1300 in Europe
Clock
Servomotor or other type of actuator used for radio control and small-scale robotics
sometimes be cascaded. Moving one escapement gave pulses that in turn drove a second, slower speed, escapement. Escapements were disappearing from radio control
Servo_(radio_control)
Mechanical watch component
A Roskopf, pin-lever, or pin-pallet escapement is an inexpensive, less accurate version of the lever escapement, used in mechanical alarm clocks, kitchen
Pin-pallet_escapement
1958 British film by Montgomery Tully
Escapement (also known as The Electronic Monster) is a 1958 British horror science fiction film directed by Montgomery Tully and David Paltenghi (dream
Escapement_(film)
Polymath (1020–1101)
astronomical clock tower located in Kaifeng. It employed an early escapement mechanism. The escapement mechanism of Su's clock tower was invented by the Tang dynasty
Su_Song
Mechanism for regulating the speed of clocks
development of the anchor escapement around 1670, which reduced the pendulum swing in clocks to 4°–6°. This became the standard escapement used in pendulum clocks
Pendulum
Mechanical escapement for pendulum clocks
The Riefler escapement is a mechanical escapement for precision pendulum clocks invented and patented by German instrument maker Sigmund Riefler in 1889
Riefler_escapement
Type of escapement in mechanical watch movements
watchmakers of all time. Following the introduction of the detent chronometer escapement with a temperature compensated balance, very close rates could be achieved
Echappement_naturel
Sculptural clock in Cambridge, England
"no one knows how a grasshopper escapement works", Taylor "decided to turn the clock inside out" so that the escapement, and the escape wheel it turns
Corpus_Clock
Clock used on ships to aid in navigation
decreases through higher friction in the escapement. A detent escapement has a strong advantage over other escapements as it needs no lubrication. An impulse
Marine_chronometer
Design for a clock escapement
Galileo's escapement is a design for a clock escapement, invented around 1637 by Italian scientist Galileo Galilei (1564–1642). Galileo was one of the
Galileo's_escapement
English watchmaker and inventor
adjustment. Three elements were necessary for this achievement: A detached escapement, which gave minimal interference with the vibrating balance and balance
John_Arnold_(watchmaker)
18th and 19th-century British watchmaker
chronometer escapement and a form of bimetallic compensation balance. In 1780, he devised a modification to the detached chronometer escapement, the detent
Thomas_Earnshaw
Component of a mechanical watch
The pallet fork is a component of the lever escapement of a mechanical watch. The pallet fork and the lever form one component that sits between the escape
Pallet_fork
Large prominently located clock used as a public amenity
by the invention of the anchor escapement in 1657 by Robert Hooke, which quickly replaced the primitive verge escapement in pendulum clocks. The first
Turret_clock
Watchmaker (1813–1889)
Roskopf (15 March 1813 – 14 April 1889), the inventor of the pin-pallet escapement, was born in Germany and became a naturalized Swiss citizen. In 1829,
Georges_Frederic_Roskopf
18th-century French clockmaker
type of escapement, or detached escapement, which makes him the inventor of the detent escapement: "The invention of the detached escapement belongs to
Pierre_Le_Roy
Timepiece in which time is measured by the flow of liquid into or out of a vessel
include the inflow clepsydra with an early feedback system, gearing, and escapement mechanism, which were connected to fanciful automata and resulted in improved
Water_clock
Personal timepiece
thing to be improved was the escapement. The verge escapement was replaced in quality watches by the cylinder escapement, invented by Thomas Tompion in
Watch
Tall, freestanding, weight-driven pendulum clock
anchor escapement mechanism by Robert Hooke in about 1658. Before adopting the anchor mechanism, pendulum clock movements used an older verge escapement mechanism
Grandfather_clock
Time measuring device
spring, known as the balance spring or hairspring. It is driven by the escapement, which transforms the rotating motion of the watch gear train into impulses
Balance_wheel
inventions for striking clocks, the repeating clock and the deadbeat escapement. Error factors in early pendulum clocks included temperature variation
History of timekeeping devices
History_of_timekeeping_devices
Hot metal typesetting machine (1886–1980s)
are connected by vertical pushrods to the escapements. When a key is pressed, the corresponding escapement is actuated, which releases a matrix from the
Linotype_machine
Ancient clock of Salisbury Cathedral
documents available, and it is possible that the original foliot and verge escapement did not look exactly like the one now installed in the clock. The striking
Salisbury_Cathedral_clock
English clockmaker
to be an eminent watchmaker in his own right, and invented the lever escapement, an important development for pocket watches. He was widely acquainted
George_Graham_(clockmaker)
Swiss watchmaker
1888. The company originally concentrated on manufacturing cylinder escapements,. Within only seven years, the company grew to sixty employees and started
Roamer_of_Switzerland
8th-century Buddhist monk and astronomer
calendar and his construction of a celestial globe featuring a liquid-driven escapement, the first in a long tradition of Chinese astronomical clockworks. Within
Yi_Xing
Watch made to be carried in a pocket
were based on the verge escapement, which had been developed for large public clocks in the 14th century. This type of escapement involved a high degree
Pocket_watch
Part of accurate clock or watch
precision clocks and watches to place the source of power closer to the escapement, thereby increasing the accuracy by evening out variations in drive force
Remontoire
Vocational school in Switzerland
watchmakers Godemar and Pouzait. Pouzait, who subsequently invented an anchor escapement in 1796, earned distinction for his mastery of complicated watches, particularly
The Geneva School of Watchmaking
The_Geneva_School_of_Watchmaking
Rhythmic sound typically made by clocks
associated with mechanical clocks and watches, where it is created as their escapement mechanism regulates the movement of gears. It is also produced by the
Ticking_(sound)
Swiss luxury watchmaker
wristwatch (Calibre 2885). In 2006, introduced the first direct-impulse escapement, based on a design by watchmaker Robert Robin in the 18th century. In
Audemars_Piguet
A flying pendulum clock is a clock that uses a flying pendulum escapement mechanism. A small metal ball, connected by string, wraps around one brass post
Flying_pendulum_clock
English watchmaker (1938–2009)
development of watches incorporating remontoires that act directly on the escapement, even within a tourbillon mechanism, is considered a significant technical
Derek_Pratt_(watchmaker)
Tool used to remove fine amounts of material
for fine, delicate work on small pieces or mechanisms (such as escapements), escapement files are commonly used by clock and watchmakers, as well as in
File_(tool)
Musical artist
just those two instruments. Her debut album Escapement was released in December 2012 and a DVD – Escapement Visualised – featuring bespoke visuals by Lumen
Poppy_Ackroyd
Muslim engineer and artist (1136–1206)
invented a method for controlling the speed of rotation of a wheel using an escapement mechanism. According to Donald Hill, al-Jazari described several early
Ismail_al-Jazari
American actor
Television film 2011–12 Treme Chas 7 episodes 2013 Zero Hour Eddie Episode: "Escapement" 2013–14 Banshee Dean Xavier 6 episodes 2014–18 House of Cards Seth Grayson
Derek_Cecil
Russian watch brand
of fully producing its watches, including movements, hairsprings and escapements in-house, its parent firm, Petrodvorets Watch Factory, is beginning to
Raketa
Imperial dynasty of China (960–1279)
driven by an early intermittently working escapement mechanism (similarly to the western verge escapement of true mechanical clocks appeared in medieval
Song_dynasty
Influential English astronomer, mathematician and natural scientist
invented the deadbeat escapement, which became the standard escapement used in precision pendulum clocks and is the main escapement used in pendulum clocks
Richard_Towneley
Piano mechanism
'English' pianoforte actions Cristofori escapement (1720) Zumpe (1760s) Backers (1776) In Cristofori's improved escapement action (1720), when the key is depressed
Action_(piano)
Type of watch
chronographs, is an escapement set in a cage and placed in a rotating balance in order to minimize the effects of gravity on the escapement and increase precision
Chronograph
Swiss watchmaker
significant horological advances since the invention of the lever escapement, the coaxial escapement functions with virtually no lubrication, thereby eliminating
Omega_SA
High-precision time piece
criteria set for the standard. A mechanical chronometer is a spring-driven escapement timekeeper, like a watch, but its parts are more massively built. Changes
Chronometer_watch
repeater. William Clement (1638–1704), English watchmaker, London, Clement escapement. Thomas Tompion (1639–1713), (C. C.), English clockmaker, London, Master
List_of_watchmakers
English clockmaker
Henry Sully's clock (Fig.1) with escapement (Fig.2) and shipboard gimbaled suspension mechanism (Fig.7).
Henry_Sully
Horological museum in Hungerbachgasse, Mindelheim
Schwäbisches Turmuhrenmuseum: The six-legged gravity escapement driving a 9-meter pendulum in the clocktower with a driveweight of 500 grams
Schwäbisches_Turmuhrenmuseum
Round gear, usually the smaller of two (meshed) gears
with a high-torque, low-speed spring and terminate in the fast-and-weak escapement. the smaller gear that drives in a 90-degree angle towards a crown gear
Pinion
18th-century English horologist
November 1794, London) was an English horologist who invented the lever escapement, a technological improvement to the pocket watch. Thomas Mudge was the
Thomas_Mudge_(horologist)
German watchmaking company
in the summer of 2005. In 2014, the company unveiled its own in-house escapement, known as the NOMOS swing system, which made it no longer reliant on Swiss
Nomos_Glashütte
Mainspring force equalizing pulley in timepieces
anchor escapement, invented in 1670, was sufficiently independent of drive force so that only a few had fusees. In pocketwatches, the verge escapement, which
Fusee_(horology)
Mechanism of a clock
movement. The same timeline seems to apply in Europe, where mechanical escapements were used in clocks by that time. Up to the 15th century, clockwork was
Clockwork
Mechanism of a watch or clock
known as the "keyless work", which enables the hands to be set. Escapement An escapement is a mechanism that allows the wheel train to advance, or escape
Movement_(clockwork)
English clockmaker
inventions was the system of Roman striking, the tic-tac escapement, and probably the anchor escapement. His merits were recognised by his being appointed clockmaker
Joseph_Knibb
Swiss luxury watchmaker brand
evolution of the escapement and recent innovations", February 2016 An interview with founder Michel Parmigiani Evolution of the escapement, Monochrome-watches
Parmigiani_Fleurier
2007 novel by Jay Lake
clockpunk science fiction novel. This novel is followed by the 2008 sequel Escapement and the 2010 sequel Pinion. Mainspring is the story of a young clockmaker's
Mainspring_(novel)
School in the United States
Gravity escapement town clock made at Parsons Horological Institute
Parsons_Horological_Institute
Grade I listed cathedral in England
compass dial escapement with hardened steel studs in the escapement wheel. The arms of the pallets included adjusting screws to set the escapement. The pendulum
York_Minster
Key on many computer keyboards
was labeled Alt Mode..., the alternative mode of operation causing the escapement to treat the following one character in a special way. Much later printers
Esc_key
American actor
Avenue John Barlow Episode: "Pilot" 2013 Zero Hour Young Roland Episode: "Escapement" 2013 Dear Dumb Diary Assistant Principal Devon Television film 2015 Red
James_Waterston
Mechanical clock that has been made to tell traditional Japanese time
of brass or iron, and used the relatively primitive verge and foliot escapement. Tokugawa Ieyasu owned a lantern clock of European manufacture. Neither
Japanese_clock
Clock that uses a rolling ball to measure time
seconds and one minute to run down the zigzag track, where it trips the escapement which in turn reverses the tilt of the tray and at the same time causes
Congreve_clock
Topics referred to by the same term
calculator (part of), a type of early mechanical arithmetic machine Pinwheel escapement, part of a mechanical clock Tabernaemontana divaricata, also known as
Pinwheel
Clock that uses a torsion pendulum to keep time
oscillation of the torsion pendulum usually takes 12, 15, or 20 seconds. The escapement mechanism, which changes the rotational motion of the clock's gears to
Torsion_pendulum_clock
Topics referred to by the same term
of the lever escapement of a typical mechanical watch Pin-pallet escapement, an inexpensive, less accurate version of the lever escapement Pallet, a GUI
Pallet_(disambiguation)
Topics referred to by the same term
Lizard Wizard from the 2011 EP Willoughby's Beach Deadbeat escapement, a type of escapement used in pendulum clocks Dead-beat control, a problem in discrete
Deadbeat
Keyboard instrument
those used by Franz Liszt. In 1821, Sébastien Érard invented the double escapement action, which incorporated a repetition lever (also called the balancier)
Piano
Swiss watch company
Omega 1120. Later versions of the Seamaster used a proprietary coaxial escapement invented by George Daniels, an English horologist, and exclusively marketed
ETA_SA
Pendulum whose period is precisely two seconds
invention of the anchor escapement around 1670, which reduced the pendulum's swing to 4–6°. The anchor became the standard escapement used in pendulum clocks
Seconds_pendulum
Swiss luxury watchmaking company
lubrication of the escapement. The brand also launched the "Freak Diamonsil" watch, using this nanotechnology for the escapement. The same year, the
Ulysse_Nardin
German physicist
contact with the local scientific community. He invented the Riefler escapement which was patented in 1889. He died in Munich on 21 October 1912 at the
Sigmund_Riefler
Korean scholar-official (1543–1592)
Kwŏn Tumun (Korean: 권두문; Hanja: 權斗文; 1543 – 1617) was a Korean scholar-official and military leader of the mid-Joseon period. Born in 1543 in Yeongju,
Kwŏn_Tumun
German-born British actor (1923–2018)
Happy (1957) - Customs Inspector Seven Thunders (1957) - Major Grautner Escapement (1958) - Blore Battle of the V-1 (1958) - Scientist The Great Van Robbery
Carl_Duering
Clocks with visible inner workings
most attractive design. These may include, but are not limited to the escapement, balance wheel and balance spring, mainspring, and tourbillon. Generally
Skeleton_clock
Josiah Wedgwood Anchor escapement – Robert Hooke Balance wheel – Robert Hooke Coaxial escapement – George Daniels Grasshopper escapement, H1, H2, H3 and H4
List of British innovations and discoveries
List_of_British_innovations_and_discoveries
2006 collection of stories by J.G. Ballard
the two-part series contains the following stories: "Prima Belladonna" "Escapement" "The Concentration City" "Venus Smiles" "Manhole 69" "Track 12" "The
The Complete Short Stories of J. G. Ballard: Volume 1
The_Complete_Short_Stories_of_J._G._Ballard:_Volume_1
Clock powered by a steam engine
the balls on the descending chain drives a conventional pendulum clock escapement, geared to the hands on the four faces. The steam also powers the clock's
Steam_clock
Continuous progression from past to future
inventors and engineers invented the first mechanical clocks driven by an escapement mechanism. Incense sticks and candles were, and are, commonly used to
Time
Clock tower in London, England
instead of using a deadbeat escapement and remontoire as originally designed, he invented a double three-legged gravity escapement, which provides the best
Big_Ben
Hybrid (mechanical and quartz) watch movement
conventional gear train as in traditional mechanical watches, but rather than an escapement and balance wheel, instead features Seiko's Tri-synchro Regulator system
Spring_Drive
Bracket clock movement with anchor escapement and count wheel striking.
Lantern_clock
Short story collection by J. G. Ballard
includes: "Now: Zero" "The Time-Tombs" "Track 12" "Passport to Eternity" "Escapement" "Time of Passage" "The Venus Hunters" "The Killing Ground" "One Afternoon
The_Venus_Hunters
Type of acoustic piano
function is engaged. This changes the action's letoff setting so that the escapement trips at a lower point in the hammer's motion towards the string. This
Silent_piano
to Centaurus" "Track 12" "The Watch Towers" "A Question of Re-Entry" "Escapement" "The Thousand Dreams of Stellavista" "The Cage of Sand" "Passport to
Passport_to_Eternity
ESCAPEMENT
ESCAPEMENT
ESCAPEMENT
ESCAPEMENT
Boy/Male
Hindu
Lord Shiva
Boy/Male
Muslim/Islamic
Obedient Submissive, Humble, God-fearing
Girl/Female
Latin
Mother of Euphemus.
Boy/Male
Shakespearean
The Tragedy of Macbeth' Younger son of King Duncan.
Boy/Male
Teutonic French
Divine helmet.
Girl/Female
Gujarati, Hindu, Indian, Jain, Kannada, Malayalam, Marathi, Oriya, Sikh, Tamil, Telugu
Black; Eyeliner; Kohl
Girl/Female
Hindu, Indian
Stay on Sky
Boy/Male
Tamil
A cuckoo bird
Boy/Male
Spanish
Free.
Girl/Female
Indian, Sanskrit
An Ascetic
ESCAPEMENT
ESCAPEMENT
ESCAPEMENT
ESCAPEMENT
ESCAPEMENT
n.
The spindle of a watch balance, especially one with pallets, as in the old vertical escapement. See under Escapement.
n.
The contrivance in a timepiece which connects the train of wheel work with the pendulum or balance, giving to the latter the impulse by which it is kept in vibration; -- so called because it allows a tooth to escape from a pallet at each vibration.
n.
Way of escape; vent.
n.
The wheel in an escapement (as of a clock or a watch) into the teeth of which the pallets play.
n.
The act of escaping; escape.
n.
See under Escapement.
n.
In ordinary square or upright pianos of London make, the escapement lever or jack, so made that it can be taken out and replaced with the key; -- called also the hopper.
v.
Same as Escapement, 3.