A loader is a heavy equipment machine used in construction to move or load materials such as soil , rock , sand , demolition debris, etc. into or onto another type of machinery (such as a dump truck , conveyor belt , feed-hopper , or railroad car ).
37-526: BOPE or Bope may refer to: Military police units [ edit ] Batalhão de Operações Policiais Especiais , the police tactical unit of the Military Police of Rio de Janeiro State, Brazil Battalion of Special Operations (Portuguese: Batalhão de Operações Especiais ), a unit of the military police of Paraná, Brazil Special Operations Battalion (PMAC) (Portuguese: Batalhão de Operações Especiais ),
74-546: A quick coupler , otherwise known as a quick attach (QA) system. The QA system allows the bucket to be removed easily and other tools to be added in its place. Common additions include a set of pallet forks for lifting pallets of goods or a bale spear for lifting hay bales. LHD (Load, Haul, Dump machine) is also a front end loader but meant to be used for mine compact conditions, can handle various range of loads with varying size of buckets, and can be driven with electric motors as well as diesel engines. A skid loader
111-443: A snowplow attachment but commonly have a bucket or snow basket, which can also be used to load snow into the rear compartment of a snowplow or dump truck. High-tip buckets are suitable for light materials such as chip, peat and light gravel and when the bucket is emptied from a height. Unlike backhoes or standard tractors fitted with a front bucket, many large loaders do not use automotive steering mechanisms. Instead, they steer by
148-492: A conventionally steering chassis. The Israeli Combat Engineering Corps uses armored Caterpillar 966 wheel loaders for construction and combat engineering missions in militarily occupied territories such as the West Bank . They are often seen building or removing road blocks and building bases and fortifications . Since 2005, they have also been used to demolish small houses. The Israel Defense Forces added armor plating to
185-435: A forwards bucket, with the main lifting mechanism being driven a cable tensioned via vertically lifting hydraulic cylinder located inside the mast. Today wheel loaders are articulated, a design choice introduced in 1953 via Mixermobile's Scoopmobile series of wheel loaders. This articulation allows them both a superior turning radius and the ability to move the bucket in a small horizontal arc without having to move forward like
222-414: A hydraulically actuated pivot point set exactly between the front and rear axles . This is referred to as "articulated steering" and allows the front axle to be solid, allowing it to carry greater weight. Articulated steering provides better maneuverability for a given wheelbase. Since the front wheels and attachment rotate on the same axis, the operator is able to "steer" his load in an arc after positioning
259-485: A multitude of farming tasks, and are popular due to their relatively low cost (compared to Telehandler ) and high versatility. Tractor loaders can be fitted with many attachments such as hydraulic grabs and spikes to assist with bale and silage handling, forks for pallet work, and buckets for more general farm activities. Industrial tractor loaders equipped with box graders are marketed to contractors as skip loaders . Abram Dietrich Thiessen of Eyebrow Saskatchewan in
296-426: A removable attachment or permanently mounted. Often the bucket can be replaced with other devices or tools—for example, many can mount forks to lift heavy pallets or shipping containers , and a hydraulically opening "clamshell" bucket allows a loader to act as a light dozer or scraper. The bucket can also be augmented with devices like a bale grappler for handling large bales of hay or straw . Large loaders, such as
333-512: A semi-curved loader design similar to the John Deere loader design on several of its small tractors. While the front-end loaders on CUT size tractors are capable of many tasks, given their relatively small size and low capacities when compared to commercial loaders, the compact loaders can be made more useful with some simple options. A toothbar is commonly added to the front edge of a loader bucket to aid with digging. Some loaders are equipped with
370-470: A special operations force of the military police of the State of Acre, Brazil Other uses [ edit ] Bope Bokadi (born 1996), Congolese professional footballer SS H.P. Bope Topics referred to by the same term [REDACTED] This disambiguation page lists articles associated with the title BOPE . If an internal link led you here, you may wish to change the link to point directly to
407-475: Is a Brazilian special police unit in the online first-person shooter Crossfire. The OPES logo features a skull and a knife similar to that of the BOPE. The OPES were introduced with the release of the 2011 Brazilian release of the game. BOPE is featured on Season 1, Episode 2 of Elite World Cops , a television show hosted by former SAS soldier and author Chris Ryan . The UFE, one of the main antagonist factions that
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#1732869810793444-543: Is a rigid frame loader with a swinging boom. The Swingloader was invented in 1953 by German manufacturer Ahlmann with the AR1 model. The boom can swing 180 degrees or more. The loader is able to lift on all sides and dump off on all sides. Swingloaders are often used by the railroad industry to lay rail. Like other loaders many attachments can be attached to the boom such as magnets, forks, and buckets. Smaller swingloaders can be used in farming applications for loading out. A swinging boom
481-441: Is a small loader utilizing four wheels with hydraulic drive that directs power to either, or both, sides of the vehicle. Very similar in appearance and design is the track loader, which utilizes a continuous track on either side of the vehicle instead of the wheels. Since the expiration of Bobcat's patent on its quick-connect system, newer tractor models are standardizing that popular format for front end attachments. A swingloader
518-484: Is a type of tractor , usually wheeled, sometimes on tracks , that has a front-mounted wide bucket connected to the end of two booms (arms) to scoop up loose material from the ground, such as dirt, sand or gravel, and move it from one place to another without pushing the material across the ground. A loader is commonly used to move a stockpiled material from ground level and deposit it into an awaiting dump truck or into an open trench excavation. The loader assembly may be
555-399: Is also used in the debris removal field to describe the boom on a grapple truck . The major components included in a loader are the engine (diesel in almost all cases), the hydraulic components (such as pumps, motors and valves) and the transmission components (gearbox, axles, wheels/tracks, pumps, motors, etc.). The engine runs both the hydraulics and the transmission, and these in turn move
592-601: Is not the most efficient machine for digging as it cannot dig very deep below the level of its wheels, like a backhoe or an excavator can. The capacity of a loader bucket can be anywhere from 0.5 to 36 m depending upon the size of the machine and its application. The front loader's bucket capacity is generally much bigger than a bucket capacity of a backhoe loader . Unlike most bulldozers , most loaders are wheeled and not tracked , although track loaders are common. They are successful where sharp-edged materials in construction debris would damage rubber wheels, or where
629-715: Is the tactical police unit and gendarmerie of the Military Police of Rio de Janeiro State ( PMERJ ) in Brazil. Due to the nature of crime in favelas , BOPE units utilize equipment deemed more powerful than traditional civilian law enforcement , and have extensive experience in urban warfare as well as progression in confined and restricted environments. BOPE of PMERJ is one of the best known units of its kind among Brazil's military police organizations. Military Police of Alagoas , Pernambuco , Rio Grande do Sul and Santa Catarina states also call their tactical units BOPE , while
666-429: The 1940s built the first quick attach front end loader. Front-end loaders (FELs) are popular additions to compact utility tractors and farm tractors. Compact utility tractors, also called CUTs, are small tractors, typically with 10 to 40 kW (18 to 50 hp) and used primarily for grounds maintenance and landscape chores. There are 2 primary designs of compact tractor FELs, the traditional dogleg designed style and
703-544: The Kawasaki 95ZV-2, John Deere 844K, ACR 700K Compact Wheel Loader, Caterpillar 950H, Volvo L120E, Case 921E, or Hitachi ZW310 usually have only a front bucket and are called front loaders, whereas small loader tractors are often also equipped with a small backhoe and are called backhoe loaders or loader backhoes or JCBs , after the company that first claimed to have invented them. Other companies like CASE in America and Whitlock in
740-578: The UK had been manufacturing excavator loaders well before JCB. The largest loader in the world is LeTourneau L-2350 . Currently these large loaders are in production in the Longview, Texas facility. The L-2350 uses a diesel-electric propulsion system similar to that used in a locomotive. Each rubber tired wheel is driven by its own independent electric motor. Loaders are used mainly for loading materials into trucks , laying pipe, clearing rubble, and digging. A loader
777-514: The Werklust WG18Edef, which weighs 15 tons, 2 more than the corresponding unarmored civilian model. In addition, the Dutch military previously used extra armor modules covering most of the window surface with steel for extra protection. These were however not popular with the crews due to low visibility. The Turkish Army and Turkish Police use remote controlled armored wheel loader Tosun during
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#1732869810793814-526: The book Elite da Tropa was published. Written by sociologist Luiz Eduardo Soares and two BOPE officers, Major André Batista and Captain Rodrigo Pimentel, it provides a semi-fictional account of the daily routine of BOPE as well as some historical events, based on the experiences of the latter two. It describes BOPE as a "killing machine" and details an alleged aborted assassination attempt by some police officers on then-governor Leonel Brizola . The book
851-539: The building of the Syria–Turkey barrier , the Operation Euphrates Shield , Operation Idlib Shield) and Operation Olive Branch . These loaders are a popular addition to tractors from 40 to 150 kW (50 to 200 hp). Its current 'drive-in' form was originally designed and developed in 1958 by a Swedish company named Ålö when they launched their Quicke loader. Tractor loaders were developed to perform
888-500: The crossed pistols are the symbol of the military police. A 2005 report on extra judicial executions by the New York University School of Law indicated that BOPE was involved in the deaths of 4 teenagers under the pretext that they were drug traffickers who were resisting arrest: "BOPE officers falsified the crime scene in order to incriminate the victims. Hoping this way to make them appear to be gang members. No weapon
925-530: The curved arm style. John Deere manufactures a semi-curved loader design that does not feature the one piece curved arm, but also is not of the traditional two piece design. New Holland introduced a compact loader with a one piece curved arm on its compact utility tractors, similar one piece curved arm loaders are now available on compact tractors on many brands including Case IH/Farmall , and some Montana and Kioti tractors. Kubota markets traditional loader designs on most of its compact tractors but now features
962-457: The front attachment (a bucket, forks, sweeper, etc.) to manipulate the material being handled, and the wheels or tracks to move the machine around the jobsite. The first wheel loader was invented by Frank G. Hough in 1939, it was called the Payloader. This machine consisted of a vertical mast affixed to the front of a tractor with a pair of loader arms running from the back of the machine ending in
999-509: The ground is soft and muddy. Wheels provide better mobility and speed and do not damage paved roads as much as tracks, but provide less traction. In construction areas loaders are also used to transport building materials such as bricks, pipe, metal bars, and digging tools over short distances. Front-loaders are commonly used to remove snow especially from sidewalks, parking lots, and other areas too small for using snowplows and other heavy equipment. They are sometimes used as snowplows with
1036-555: The intended article. Retrieved from " https://en.wikipedia.org/w/index.php?title=BOPE&oldid=1092291182 " Category : Disambiguation pages Hidden categories: Short description is different from Wikidata All article disambiguation pages All disambiguation pages Batalh%C3%A3o de Opera%C3%A7%C3%B5es Policiais Especiais Batalhão de Operações Policiais Especiais ( BOPE ) ( Portuguese: [bataˈʎɐ̃w dʒi opeɾaˈsõjs poliˈsjajz ispeˈsjajs] ; literally "Battalion of Special Police Operations")
1073-511: The loader to protect it against rocks, stones, molotov cocktails , and light gunfire. Rio de Janeiro 's police elite squad Batalhão de Operações Policiais Especiais (BOPE) has acquired one wheel loader designed for military use to open routes and make way for the police in Rio de Janeiro's slums, which are controlled, and blocked, by drug dealers. Several if not most countries have similar equipment. The Dutch armed forces for instance use models like
1110-419: The machine, which can be useful. The tradeoff is that when the machine is "twisted" to one side and a heavy load is lifted high, it has a greater risk of turning over to the "wide" side. Front loaders gained popularity during the last two decades, especially in urban engineering projects and small earthmoving works. Heavy equipment manufacturers offer a wide range of loader sizes and duties. The term "loader"
1147-480: The military police of the Federal District and Piauí states call their forces "Special Operations Battalion(s)" ( "Batalhão de Operações Especiais" or "BOE" ). The BOPE Currently perform a number of roles, including: The force has a fleet of armoured fighting vehicles , which are known as "Pacificador" ("Peacemaker"), or "Caveirão" ("Big Skull") and one UH-1 Huey . These vehicles are used in operations in
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1184-572: The protagonist Max goes up against in Max Payne 3 , are based on the BOPE with many of them violating fundamental rights of civilians and using violent and lethal actions against denizens of favelas. Wheel loader There are many types of loader, which, depending on design and application, are variously called a bucket loader , end loader , front loader , front-end loader , payloader , high lift , scoop , shovel dozer , skid-steer , skip loader , tractor loader or wheel loader . A loader
1221-516: The slums ( favelas ) where BOPE face intense conflicts with heavily armed drug dealers. They are equipped with heavy armament: loopholes for IMBEL MD-2, Brazilian version of the Belgian FAL rifle, or HK G3, and in front and behind .50 caliber machine guns. BOPE also operates a wheel loader in order to remove obstacles, barricades and street blockades. BOPE soldiers are equipped with heavy armaments: BOPE has generated notoriety due to their role in
1258-430: The use of vans with armoured plating, known as a Caveirão. It stated that deploying the vehicle aggressively, indiscriminately targeting whole communities, highlighted the ineffectiveness of excessive use of force. BOpE or BOPE are acronyms that can refer to the following specialized military police units: BOpE ( Batalhão de Operações Especiais ) units: BOPE ( Batalhão de Operações Policiais Especiais ) units: In 2006,
1295-443: The violent drug war in the favelas of Rio de Janeiro and they have been referred to as a "Death Squad" by multiple newspapers. One aspect that has been pointed out specifically is their logo, which bears a knife in a skull over crossed pistols (popularly known in Brazil as " faca na caveira ", Portuguese for " knife in the skull "). According to the official BOPE website, the knife in the skull symbolizes "victory over death" and
1332-634: Was controversial at the time of release, and reportedly resulted in Batista being reprimanded and censored by the Military Police. The book has been made into a movie, Tropa de Elite ( Elite Squad ), directed by José Padilha (the director of Bus 174 ), with a screenplay by Academy Award -nominated screenwriter Bráulio Mantovani . In 2010 the movie gained a sequel, Elite Squad: The Enemy Within . Two BOPE operators make an appearance in " Tom Clancy's Rainbow Six Siege " as playable operators. These operators are Capitão (Captain) and Caveira (Skull). OPES
1369-436: Was found on any of the victims. None of them had any previous history of criminal activity." Amnesty International declared that "the police forces in Brazil adopt violent and repressive methods. These cause violations of fundamental rights of large parts of the population on a regular basis", and attributes a certain number of killed civilians to BOPE in particular. In March 2006, Amnesty International specifically condemned
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