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Clock type
Quartz clocks and quartz watches are timepieces that use an electronic oscillator regulated by a quartz crystal to keep time. The crystal oscillator,
Quartz_clock
Instrument for measuring, keeping or indicating time
quartz clocks and watches. Currently, atomic clocks are the most accurate clocks in existence. They are considerably more accurate than quartz clocks
Clock
1970s–80s watchmaking industry upheaval
included replacing the mechanical or electromechanical movement with a quartz clock movement as well as replacing analog displays with digital displays such
Quartz_crisis
Mineral made of silicon and oxygen
prismatic quartz Sceptered quartz Sceptered quartz (as aggregates: "Elestial quartz") Bipyramidal quartz Tessin or tapered quartz Twinned quartz (known as
Quartz
Clock regulated by a pendulum
pendulum clocks, accurate to about 10 milliseconds per day. In 1929 it switched to the Shortt-Synchronome free pendulum clock before phasing in quartz standards
Pendulum_clock
Canadian engineer and inventor of the quartz clock
Canadian engineer and inventor. Marrison was the co-inventor of the first Quartz clock in 1927. Marrison was born in Inverary, Frontenac county, Ontario. He
Warren_Marrison
Clock which synchronizes its time using radio transmitters
radio clock or radio-controlled clock (RCC), and often colloquially (and incorrectly) referred to as an "atomic clock", is a type of quartz clock or watch
Radio_clock
Electronic oscillator circuit
frequency is often used to keep track of time, as in quartz wristwatches, to provide a stable clock signal for digital integrated circuits, and to stabilize
Crystal_oscillator
Clock powered by electricity
powered mechanical clocks that were used before quartz clocks were introduced in the 1980s. The first experimental electric clocks were constructed around
Electric_clock
Dial of an analogue clock or watch
A clock face is the part of an analog clock (or watch) that displays time through the use of a flat dial with reference marks, and revolving pointers
Clock_face
Type of single-phase motor, typically driving a timepiece
in electro-mechanical clocks and is a special kind of single-phase stepping motor. Both analog and stepped-movement quartz clocks use the Lavet-type stepping
Lavet-type_stepping_motor
with an internal atomic clock. Unlike the radio watches described above, which achieve atomic clock accuracy with quartz clock circuits which are corrected
History_of_watches
Type of clock that displays the time with numbers
Odyssey. Digital clocks typically use the 50 or 60 hertz oscillation of AC power or a 32,768 hertz crystal oscillator as in a quartz clock to keep time.
Digital_clock
Clock used on ships to aid in navigation
be based on quartz clocks that are corrected periodically by satellite time signals or radio time signals (see radio clock). These quartz chronometers
Marine_chronometer
Mechanism for regulating the speed of clocks
Shortt-Synchronome clock achieved accuracy of about one second per year before it was superseded as a time standard by the quartz clock in the 1930s. Pendulums
Pendulum
First quartz wristwatch in the world; made by Seiko in 1969
Astron wristwatch, formally known as the Seiko Quartz-Astron 35SQ, was the world's first "quartz clock" wristwatch. It is now registered on the List of
Astron_(wristwatch)
Circuit in a computer that maintains accurate time
crystal frequency is usually 32.768 kHz, the same frequency used in quartz clocks and watches. Being exactly 215 cycles per second, it is a convenient
Real-time_clock
chronometer. The electric clock, invented in 1840, was used to control the most accurate pendulum clocks until the 1940s, when quartz timers became the basis
History of timekeeping devices
History_of_timekeeping_devices
Clock that strikes the hours with a sound like a common cuckoo's call
hour). Some musical quartz clocks in the chalet style also reproduce many of the popular automata found on mechanical musical clocks, such as beer drinkers
Cuckoo_clock
Clock that monitors the resonant frequency of atoms
atomic beam magnetic resonance frequency clocks. The accuracy of mechanical, electromechanical and quartz clocks is reduced by temperature fluctuations
Atomic_clock
Device only intended to turn itself off
plane Lever Pulley Screw Wedge Wheel and axle Clocks Atomic clock Chronometer Pendulum clock Quartz clock Compressors and pumps Archimedes' screw Eductor-jet
Useless_machine
Car produced by Renault between 1984 and 1996
featured reclining seats, upholstery identical to that of the NRJ series, quartz clock, side air vents on the dashboard, windscreen wipers with variable speed
Renault_Super_5
Where a clock does not run at same rate as reference clock
quartz oscillator is less subject to drift due to manufacturing variances than the pendulum in a mechanical clock. Hence most everyday quartz clocks do
Clock_drift
Topics referred to by the same term
component Engineered quartz, a synthetic material used for countertops and the like, called "quartz" in the trade Quartz clock, a clock or watch using an
Quartz_(disambiguation)
Mechanism for regulating the speed of clocks
used in clocks and watches. The invention of the crystal oscillator and the quartz clock in the 1920s, which became the most accurate clock by the 1930s
Escapement
Humanoid walking vehicles in science fiction
plane Lever Pulley Screw Wedge Wheel and axle Clocks Atomic clock Chronometer Pendulum clock Quartz clock Compressors and pumps Archimedes' screw Eductor-jet
Mecha
Japanese manufacturing company
clocks, electronic devices, and semiconductors. Founded in 1881 by Kintarō Hattori in Tokyo, Seiko introduced the world's first commercial quartz wristwatch
Seiko
Machine that converts one or more forms of energy into mechanical energy (of motion)
ropeway conveyors have used the energy from moving water or rocks, and some clocks have a weight that falls under gravity. Other forms of potential energy
Engine
Personal timepiece
capabilities, and some use radio clock technology to regularly correct the time. Most watches used mainly for timekeeping have quartz movements. But expensive
Watch
Type of reciprocating heat engine
plane Lever Pulley Screw Wedge Wheel and axle Clocks Atomic clock Chronometer Pendulum clock Quartz clock Compressors and pumps Archimedes' screw Eductor-jet
External_combustion_engine
Device that imparts energy to the fluids by mechanical action
plane Lever Pulley Screw Wedge Wheel and axle Clocks Atomic clock Chronometer Pendulum clock Quartz clock Compressors and pumps Archimedes' screw Eductor-jet
Pump
First Swiss quartz watch to be produced
an 8192 Hz Electroquartz clock, this was Omega SA's first quartz production quartz clock and used a thermo-compensated quartz bar and integrated circuit
Omega_Electroquartz
Machine capable of carrying out a complex series of actions automatically
describes humanoid automata. In 1066, Chinese inventor Su Song built a water clock in the form of a tower that featured mechanical figurines that chimed the
Robot
Time standard based on atomic clocks
atomic time scales consisted of quartz clocks with frequencies calibrated by a single atomic clock; the atomic clocks were not operated continuously.
International_Atomic_Time
plane Lever Pulley Screw Wedge Wheel and axle Clocks Atomic clock Chronometer Pendulum clock Quartz clock Compressors and pumps Archimedes' screw Eductor-jet
List of agricultural machinery
List_of_agricultural_machinery
creating a massive impetus for development in this area. Quartz clocks – The first quartz clock was invented in 1927. However, in the late 1960s, NASA partnered
NASA_spin-off_technologies
Streamlined body for generating lift
plane Lever Pulley Screw Wedge Wheel and axle Clocks Atomic clock Chronometer Pendulum clock Quartz clock Compressors and pumps Archimedes' screw Eductor-jet
Airfoil
Clock that marks time with a musical tune
electric clocks such as quartz clocks, the music is usually generated using an electronic sound module. Most of these quartz musical clocks utilize either
Musical_clock
Device for physical exercise
plane Lever Pulley Screw Wedge Wheel and axle Clocks Atomic clock Chronometer Pendulum clock Quartz clock Compressors and pumps Archimedes' screw Eductor-jet
Exercise_machine
Clock that is depent on another clock for its accuracy
manufactured by Synchronome Slave clock drive mechanism A slave clock driven by a quartz clock module Clock network This article incorporates public domain material
Slave_clock
Mechanical device that changes the direction or magnitude of a force
Retrieved May 21, 2008. Stephen, Donald; Lowell Cardwell (2001). Wheels, clocks, and rockets: a history of technology. US: W. W. Norton & Company. pp. 85–87
Simple_machine
Series of direct-drive turntables
removable hinged lid. The MK5 is the last 1200 model to retain an analog, quartz-clock-based pitch control. Brake speed can be adjusted by using a small screwdriver
Technics_SL-1200
Family of spiders (Sparassidae)
This sound can often be heard as a rhythmic ticking, somewhat like a quartz clock, which fades in and out and can be heard by human ears in a relatively
Huntsman_spider
Königsberg. developer of the quartz clock. Kamiel Festraets (1904–1974), Flemish clockmaker, Sint-Truiden, astronomical clock of Sint-Truiden. Horst Landrock
List_of_watchmakers
Clock that sounds the time with a bell or gong
sounds of a chiming or striking clock. Other quartz striking clocks use electrical power to strike bells or gongs. Alarm clock Repeater watches (horology)
Striking_clock
Elastic object that stores mechanical energy
appeared early in the 15th century, in door locks. The first spring-powered clocks appeared in that century and evolved into the first large watches by the
Spring_(device)
Overview of and topical guide to machines
Cotter pin, Spring pin, Taper pin Splines Keys Clock Atomic clock Watch Pendulum clock Quartz clock Compressors and pumps Archimedes' screw Eductor-jet
Outline_of_machines
Series of pickup trucks made by Mazda
steering wheel, AM/FM stereo, tachometer, temperature gauge, digital quartz clock, tinted glass, sliding rear window, dual black mirrors, body side mouldings
Mazda_B_series
American clock manufacturing company
somewhat unattractive electric cable. Furthermore, the accuracy of the quartz clock superseded the principles of the synchronous motor. GE tried to respond
Telechron
American global watch manufacturing company
(Solid State Quartz) digital watch line and with their Indiglo backlight system. Brass manufacturer Benedict & Burnham created Waterbury Clock Company in
Timex_Group_USA
Powered mechanical device
Retrieved 2008-05-21. Stephen, Donald; Lowell Cardwell (2001). Wheels, clocks, and rockets: a history of technology. US: W. W. Norton & Company. pp. 85–87
Machine
Pseudo distance between a satellite and a navigation satellite receiver
for such distances. Typically a quartz oscillator is used in the receiver to do the timing. The accuracy of quartz clocks in general is worse (i.e. more)
Pseudorange
standard timekeeper until it was superseded as a time standard by the quartz clock in the 1930s. In the mid-19th century, the need for a standard time zone
Time_in_the_Netherlands
Compact pickup truck made by Nissan between 1955-97
top-of-the-line model came with full carpeting, bucket seats, tachometer, quartz clock, intermittent wipers, center console, and woodgrain accents on the dash
Datsun_truck
Time of day voice service
A speaking clock or talking clock is a live or recorded human voice service, usually accessed by telephone, that gives the correct time. The first telephone
Speaking_clock
electron microscope (authors: Knoll, v.-Borries, Ruska und Bruche), quartz clock (Scheibe und Adelsberger), development of a diesel-electric transmission
Science and technology in Nazi Germany
Science_and_technology_in_Nazi_Germany
Sports car
cosmetic. The interior received a redesigned centre console and a digital quartz clock. On the exterior were redesigned side view mirrors and 14x51⁄2 inch aluminium
Toyota_Supra
Clock or watch face showing the full 24 hours
Hamilton A modern quartz clock with a 24-hour face A simple 24 hour clock showing the approximate position of the sun The Willis World Clock, which shows a
24-hour_analog_dial
Mobile equipment that transports people, animals or cargo
plane Lever Pulley Screw Wedge Wheel and axle Clocks Atomic clock Chronometer Pendulum clock Quartz clock Compressors and pumps Archimedes' screw Eductor-jet
Vehicle
Motor vehicle
Specification of TL plus: Foam-filled steering wheel H4 iodine headlights Quartz clock Velour upholstery Styled wheels Driver's side interior courtesy light
Renault_18
demonstrates the world's first live working television system. 1927: The quartz clock is invented by Warren Marrison and J.W. Horton at Bell Telephone Laboratories
Timeline of historic inventions
Timeline_of_historic_inventions
1887 investigation of the speed of light
automated interferometer with 21-meter-long (69 ft) arms forged from pressed quartz having a very low coefficient of thermal expansion, that took continuous
Michelson–Morley_experiment
1899 Fabergé egg
The Rose Quartz egg or Pink Quartz egg is a Fabergé egg made by Michael Perkhin under the supervision of Carl Fabergé. It was ordered by an unknown private
Rose_Quartz_(Fabergé_egg)
Extremely accurate clock in development
A nuclear clock or nuclear optical clock is an atomic clock which uses photons from a nuclear isomeric transition as its reference frequency, instead
Nuclear_clock
Type of clock
voltage DC motor to spin the arm once at a faster speed, with a modified quartz clock mechanism triggering the motor to drop a single ball at the top of the
Rolling_ball_clock
Device used to synchronize a circuit
The basic parts that all clock generators share are a resonant circuit and an amplifier. The resonant circuit is usually a quartz piezo-electric oscillator
Clock_generator
German multinational electronics company
its catalog at this time. In 1938, it manufactured the first portable quartz clock with a weight of 36 kg. PTE Started a second factory "Messgerätebau GmbH"
Rohde_&_Schwarz
American Subcompact car
also has a center storage tray, lighter, extra 12-volt outlet, digital quartz clock and lighted glove box. The Aveo has generally not been rated highly by
Daewoo_Kalos
8-bit microcontroller
slow clock; most models include a second 32768 Hz quartz clock crystal oscillator which can be used for the CPU clock while the high-speed clock is disabled
COP8
Robotic design company based in Cornwall, England
plane Lever Pulley Screw Wedge Wheel and axle Clocks Atomic clock Chronometer Pendulum clock Quartz clock Compressors and pumps Archimedes' screw Eductor-jet
Engineered_Arts
Device or system that exhibits resonance
attached electrodes. These crystal oscillators are used in quartz clocks and watches, to create the clock signal that runs computers, and to stabilize the output
Resonator
Set of distinct concepts or thought patterns
system, the discovery of electrostatic photography, xerography and the quartz clock.[citation needed] Kuhn pointed out that it could be difficult to assess
Paradigm
Swiss timekeeping products manufacturer
equipped the Observatory of Neuchâtel where the first quartz clocks were installed. Further quartz clocks were delivered to the Observatory of Paris in 1955
Oscilloquartz
Multi-sport event in Helsinki, Finland
technology. OMEGA debuted the OMEGA Time Recorder in Helsinki. This all-new quartz clock not only timed the events but also printed out the results. This breakthrough
1952_Summer_Olympics
Device that generates sounds of constant pitch when struck
directly, suffered from low volume. The quartz crystal that serves as the timekeeping element in modern quartz clocks and watches is in the form of a tiny
Tuning_fork
Electric charge generated in certain solids due to mechanical stress
piezoelectrical properties of quartz are useful as a standard of frequency. Quartz clocks employ a crystal oscillator made from a quartz crystal that uses a combination
Piezoelectricity
Process where information about current status is used to influence future status
broadcast by radio and television transmitters, clock signals that regulate computers and quartz clocks, and the sounds produced by electronic beepers
Feedback
clock becomes the first clock more accurate than the rotation of the Earth 1927 - Joseph Horton and Warren Marrison describe the first quartz clock at
Timeline of time measurement inventions
Timeline_of_time_measurement_inventions
Motor vehicle
leatherette and tartan cloth. Options were limited to alloy wheels, a quartz clock and metallic paint. In May 1978 the Alfasud Sprint underwent its first
Alfa_Romeo_Sprint
Precision electromechanical pendulum clock
The Shortt–Synchronome free pendulum clock is a complex precision electromechanical pendulum clock invented in 1921 by British railway engineer William
Shortt–Synchronome_clock
Region of England
the quartz clock in the 1930s at the National Physical Laboratory in Teddington, to produce the quartz ring clock in 1938, and the caesium clock, known
East_Midlands
American consumer electronics manufacturer and distributor
1980s, Unisonic released a series of digital calculators that featured a quartz clock and an electronic game. Among the calculators produced were Casino 7
Unisonic_Products_Corporation
Chronological list of advances
Black in 1927. 1927 Quartz clock The quartz clock is a clock that keeps time by using an electronic oscillator regulated by a quartz crystal. This allows
Timeline of United States inventions (1890–1945)
Timeline_of_United_States_inventions_(1890–1945)
Henn-Collins was a prolific inventor, including the first transistorised quartz clock. Born in 1915, Christopher Henn-Collins was the third son of Lieutenant-Colonel
Christopher_Henn-Collins
Japanese inventor and scientist
Oscillation of Quartz Plates", Report of Radio Researches and Works in Japan, Vol. 4, No. 2, pp. 61-76, February 1934. (Quartz Clock) [10] I. Koga, "Quartz Electric
Issac_Koga
French longwave broadcast transmitter
timekeeping frequency used by most quartz clocks) to be a more convenient frequency standard. In 1980, the first atomic clock was installed to regulate the
Allouis_longwave_transmitter
American inventor
battery-operated quartz clock, electric clock sales begs to fall. The Ashland plant was sold to Timex in 1979. By 1992, Timex had decided to move clock production
Henry_E._Warren
Car model
remote mirrors, and door trim. XE offered cut pile carpeting, an analog quartz clock, remote rear window opener, a low-fuel warning light, an AM-FM Clarion
Nissan_Sentra
Passive two-terminal electrical component that stores energy in its magnetic field
plane Lever Pulley Screw Wedge Wheel and axle Clocks Atomic clock Chronometer Pendulum clock Quartz clock Compressors and pumps Archimedes' screw Eductor-jet
Inductor
Machines that count seeds for research and packaging
plane Lever Pulley Screw Wedge Wheel and axle Clocks Atomic clock Chronometer Pendulum clock Quartz clock Compressors and pumps Archimedes' screw Eductor-jet
Seed-counting_machine
Clocks with visible inner workings
quartz mechanism. The quartz movement used is a low cost, mass produced, plastic mechanism of no decorative value. It is disguised within the clock’s
Skeleton_clock
Motor vehicle
plus carpets. E revised with plaid cloth upholstery; L with radio and quartz clock; GL with front head restraints, radio and (on hatchback) load area cover
Vauxhall_Chevette
invent.org. June 4, 2024. "NIHF Inductee Warren Marrison Invented the Quartz Clock". www.invent.org. June 5, 2024. "NIHF Inductee Whitfield Diffie Invented
List of National Inventors Hall of Fame inductees
List_of_National_Inventors_Hall_of_Fame_inductees
German longwave time signal radio station
sufficient for radio controlled low cost consumer grade clocks and watches using standard-quality quartz clocks for timekeeping between daily DCF77 synchronization
DCF77
Form of race timing
first to use a quartz clock and print out results, earning the company a prestigious Cross of Merit from the Olympic Committee. Clocks were added to slit
Fully_automatic_time
English physicist (1887 – 1932)
first quartz clock. Louis Essen joined Dye's research group at the National Physical Laboratory in 1929 and went on to develop practical clocks after
David_William_Dye
Charles Fenerty in 1838 Pager – invented by Irving "Al" Gross in 1949 Quartz clock – built by Warren Marrison in 1927 Radiotelephony – first demonstrated
List of Canadian inventions, innovations, and discoveries
List_of_Canadian_inventions,_innovations,_and_discoveries
SI unit of time
1⁄86,400 of a mean solar day. Sometime in the late 1940s, quartz crystal oscillator clocks with an operating frequency of ~100 kHz advanced to keep time
Second
Manufacturer
plane Lever Pulley Screw Wedge Wheel and axle Clocks Atomic clock Chronometer Pendulum clock Quartz clock Compressors and pumps Archimedes' screw Eductor-jet
Fluid Equipment Development Company
Fluid_Equipment_Development_Company
Compact car produced by American Motors Corporation
an open compartment in place of the auxiliary gauges and the quartz electric digital clock instead of both tachometer types. Despite the luxury focus,
AMC_Spirit
QUARTZ CLOCK
QUARTZ CLOCK
Girl/Female
Hindu
The Goddess who is quarter of the world
Female
Egyptian
, a XIXth dynasty Egyptian lady.
Surname or Lastname
English
English : nickname from Middle English cointe, quointe ‘known’ (via Old French, from Latin cognitus ‘known’). The Middle English word was used in various senses, any of which could have given rise to the surname: ‘cunning’, ‘crafty’, ‘knowledgeable’ (especially about dress, hence ‘elegant’), ‘attractive’. The sense development continued with ‘odd’ or ‘unusual’, the normal meaning of the modern English word ‘quaint’.German and Dutch : variant of Quandt.
Biblical
fourth
Boy/Male
American, Anglo, Australian, British, Christian, English
Brown Fortress; Brown Hills with Stones; From the Brown Rock Quarry
Male
Portuguese
Portuguese form of Latin Eduardus, DUARTE means "guardian of prosperity."
Boy/Male
Spanish
Born fourth.
Surname or Lastname
Irish and Manx
Irish and Manx : reduced Anglicized form of Gaelic Mac Guaire (see McQuarrie).English (of Norman origin) : nickname for a thickset or portly man, from Anglo-Norman French quaré ‘square’. Compare Carré (see Carre).English : from Middle English quarey ‘quarry’, a topographic name for someone who lived near a stone quarry, or a metonymic occupational name for someone who worked in one.
Girl/Female
Afghan, Arabic, Muslim, Pakistani
One who Know the Recital of Quaran
Girl/Female
Bengali, Hindu, Indian, Tamil
Peaceful; Born in the First Quarter of an Astrological Day
Girl/Female
Muslim
Quarter Moon
Boy/Male
Spanish Portuguese
Prosperous guardian.
Female
Chinese
blue glitter, or blue quartz.
Boy/Male
Latin Biblical
Born fourth.
Girl/Female
Arabic, Hindu, Indian, Muslim
Quarter Moon
Girl/Female
Tamil
The Goddess who is quarter of the world
Boy/Male
Norse
Rich guard.
Girl/Female
Biblical
Fourth.
Girl/Female
Assamese, Greek, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Sindhi, Telugu, Traditional
Polite; Born in the First Quarter of the Day
Boy/Male
Australian, Chinese, French, German, Portuguese, Spanish
Prosperous Guardian; Similar to Edward; Wealthy Protector; Guardian of Prosperity
QUARTZ CLOCK
QUARTZ CLOCK
Girl/Female
Indian
Beautiful, Countenance, Comely, Prettiness, Grace, Beauty
Girl/Female
Hindu, Indian, Malayalam, Marathi, Sanskrit
Sun's Wife
Female
English
Latin name for the personification of the British Empire, BRITANNIA means "Britain."
Boy/Male
Hindu, Indian
Sober; Polite; Well Behaved
Boy/Male
Indian
Knowledgeable
Boy/Male
Arabic, Muslim, Turkish
Of Mercy
Boy/Male
Indian
Morning star, Always victorious, Warrior, Prosperous
Boy/Male
Muslim/Islamic
Instrument to level something
Surname or Lastname
English
English : possibly a habitational name from either of two places named Charton, in Devon and Kent, the latter being the more likely source, to judge by the current distribution of the surname.French (Normandy and Champagne) : reduced form of Char(r)eton, denoting a carter, from a derivative of Old French charette ‘cart’.
Girl/Female
Arabic, Muslim
Pure Gold
QUARTZ CLOCK
QUARTZ CLOCK
QUARTZ CLOCK
QUARTZ CLOCK
QUARTZ CLOCK
pl.
of Vigesimo-quarto
n.
A yellow, pellucid variety of quartz.
n.
The fourth part; a quarter; hence, a region of the earth.
a.
Having twenty-four leaves to a sheet; as, a vigesimo-quarto form, book, leaf, size, etc.
n.
Massive quartz occurring as a rock; a metamorphosed sandstone; -- called also quartz rock.
a.
Consisting chiefly of quartz; containing quartz.
n.
A vessel or measure containing a quart.
a.
Containing, or resembling, quartz; partaking of the nature or qualities of quartz.
n.
A quarry.
a.
Of or pertaining to the fourth; occurring every fourth day, reckoning inclusively; as, a quartan ague, or fever.
n.
The after-part of a vessel's side, generally corresponding in extent with the quarter-deck; also, the part of the yardarm outside of the slings.
pl.
of Quarto
n.
A dark variety of smoky quartz.
n.
An indigo-blue variety of quartz.
a.
Having four leaves to the sheet; of the form or size of a quarto.
n.
The fourth of a ton in weight, or eight bushels of grain; as, a quarter of wheat; also, the fourth part of a chaldron of coal.
n.
A mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity.
v. t.
A division of a town, city, or county; a particular district; a locality; as, the Latin quarter in Paris.
n.
The fourth part of the moon's period, or monthly revolution; as, the first quarter after the change or full.
v. t.
To dig or take from a quarry; as, to quarry marble.