In some countries, it is known simply as " hockey "; however, the name field hockey is used in countries in which the word hockey is generally reserved for another form of hockey, such as ice hockey, street hockey or roller hockey.

Inline hockey is a variation of roller hockey very similar to ice hockey, from which it is derived.

Roller hockey, also known as quad hockey, international-style ball hockey, and Hoquei em Patins is an overarching name for a roller sport that has existed since long before inline skates were invented.

Also known as road hockey, this is a dry-land variant of ice and roller hockey played on a hard surface ( usually asphalt ).

In 2013 Luanda together with Namibe city, will host the 2013 FIRS Men's Roller Hockey World Cup, the first time that a World Cup of roller hockey is held in Africa.

* Pittsburgh Phantoms ( RHI ), a roller hockey team

There is traditional " Roller hockey ", played with quad roller skates, and " Inline Hockey ", played with inline skates.

Combined, roller hockey is played in nearly 60 countries worldwide, being Benfica the only club to practice it without interruption.

Roller hockey ( Quad ) is played using traditional quad roller skates, affording greater maneuverability to the player-this results in games filled with fancy footwork, tight maneuvering, and is more similar to football or basketball.

Roller Hockey ( Quad ) is a variation of roller hockey.

Roller hockey ( Inline ) is a variation of roller hockey very similar to ice hockey, from which it is derived.

Like ice hockey, roller hockey ( Inline ) is a contact sport.

Many of the same brands that make ice hockey equipment also make roller hockey skates including Bauer, Easton, Mission and many more.

There are also some brands that specialize in roller hockey like Tour, Alaki, and mission ( but they make some ice hockey equipment also ).

Races may also be held with a mass start, as is done in marathon ice speed skating, marathon skating, tour skating, short track skating or in most roller skating events.

During the 20th century, roller skating also developed as a competitive sport.

Like roller skating, ice speed skating was also professional in North America.

Gretzky is also a partner in First Team Sports, a maker of sports equipment and Worldwide Roller Hockey, Inc., an operator of roller hockey rinks.

The foot roller ( also " krupa chakra ") is a round, cylindrical roller with protuberances.

Similar technology is also used in some roller coasters with modifications but, at present, is still impractical on street running trams, although this, in theory, could be done by burying it in a slotted conduit.

The roller will also apply a DC bias on the drum surface to ensure a uniform negative potential.

Also roller hockey ( quad ) is available in Egypt, but the teams that are playing this game may not exceed 10 teams and the most famous club which plays roller hockey is " Al-Zamalek sporting club ", and also " Nasr-City sporting club ".

It can also be used by someone on a bicycle, roller skates, skateboard, etc., as well as by a delivery person using a dolly.

It also featured special events throughout the 70's and 80's with everything from Spider-Man climbing the roller coaster to Star Wars Jawas signing autographs.

* Woodbridge Community Center-a YMCA approved Community Center that has a gym, a pool, community rooms, a playground, and also has " The Arenas ", which have a roller skating rink with arcade and an ice skating rink, home to the Special Hockey International Team, the Woodbridge Wolfpack.

There was also a major amusement park, Bertrand Island, which featured a world famous carousel and roller coaster.

The community also has a roller rink, lake, open-air playhouse, miniature golf course, several restaurants, playgrounds, and an award-winning ice cream parlor known as the Jigger Shop.

The area also features a junior roller coaster built by Vekoma, Woodstock Express.

Laurel Park is also home to an outdoor swimming pool, two lakes and a roller hockey court.

Willebroek is also home to the Kanaalfeesten, a yearly festival that takes place throughout the town which includes live concerts ( mostly of local bands ) and general festival attractions, like a mini roller coaster, a duck shoot, etc.

The company also produced bicycles, roller skates, automatic lathes, and sewing machines.

Depending on the style of the glove there may also be roller pieces, straps, rollers, eyelets, studs, sockets and domes.

Several roller coasters are specifically known by this name, including ;

Current dampening systems include a " delta effect or vario " which slows the roller in contact with the plate, thus creating a sweeping movement over the ink image to clean impurities known as " hickies ".

By around 1875, early industries in the Village of New Haven included a general store, a sawmill, an iron foundry, a creamery, hardware store, a roller place that made flour, a farm supply business, two doctors, three flour, seed, and feed businesses, two garages to repair carriages and machinery of the day, a grocery and meat shop, a dry goods store, a drug store, a cooper ( barrel ) shop, two blacksmiths, two shoe and boot stores, a harness shop, a stove shop, two wagon shops, a livery stable, and a hotel chiefly known as the Graustark Hotel.

The largest is a recreational area located off Oak Street, known to residents simply as the " Rec Field ," which is home to nine baseball and softball fields, six tennis courts, a roller hockey rink, basketball courts, and other facilities.

It is home to some of the best known and loved wooden roller coaster rides.

The gardens were opened in honour of Queen Victoria's Diamond Jubilee, and contained a large lake, which covered, and what can only be described as a small early version of a roller coaster, known as a switchback ( an alternative general term for a roller coaster ).

A later version of the card clothing product developed during the latter half of the nineteenth century and found only on commercial carding machines, whereby a single piece of serrated wire was wrapped around a roller, became known as metallic card clothing.

* Felipe Jesus Consalvos ( 1891 – c. 1960 ) was a Cuban-American cigar roller and artist, known for his posthumously-discovered body of art work based on the vernacular tradition of cigar band collage.

* Sea Viper ( roller coaster ), formerly known as Corkscrew at Sea World, Australia

* Some Mothers Do ' Ave ' EmOne of the best known episodes for its use of stunts, " Fathers ' Clinic ", Frank Spencer ( played by Michael Crawford, who performed most of the stunts in the show ) skating at a roller rink, accidentally broke off from a conga line, bursting through the fire exit and on a hellish journey through the city streets, dodging buses and cars, ducking under lorries and crashing into a baby shop.

Young man on The Edvard Petrini's pedaled roller skates, known as: sv: Takypod in Sweden, circa 1910

Although it primarily evolved from racing on traditional roller skates, the sport is similar enough to ice speed skating that many competitors are now known to switch between inline and ice speed skating according to the season.

The safety bicycle, as it is known today, came into being when the pedals were attached to a crank driving a sprocket that transmitted power to the driven wheel by means of a roller chain.

:* Screw: Screw jack, ball screw and roller screw actuators all operate on the principle of the simple machine known as the screw.

Thompson is best known for his early work developing roller coasters, and is sometimes called the " Father of the Gravity Ride ".

Principally, a type of device known as a sprag or roller clutch is used for routine upshifts / downshifts.

The Lindenwood athletic program is known for its success in roller hockey, men's and women's ice hockey, wrestling, and shooting sports.

* Nighthawk, an America roller coaster formerly known as STEALTH

A roller flour mill, later known as the Premier Flour Mill, was constructed close to the centre of the town in 1891 by brothers, Frederick Henry Piesse and Charles Austin Piesse ; this in turn encouraged the local farmers to grow wheat which was at the heart of the town's early economic success.