Marui Big Bear
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Marui Big Bear
The Marui Big Bear Datsun (MT-59-RC-4) was an early 1/12-scale electric "monster truck" radio controlled car manufactured and distributed by Japanese hobby and airsoft gun manufacturer Tokyo Marui. Background Originally sold only through mail order in 1984 as a kit without batteries, radio and charger, the Big Bear featured a plastic, tub-styled chassis, Mabuchi M480-RS motor, mechanical speed control and live axle rear suspension as opposed to an independent setup. Tires were wide, chevron-treaded implement-styled units and actually comprised the majority of the Big Bear's suspension. The shock absorbers were simple coilover units which allowed for limited suspension travel. Coil springs also served to hold the front bumper in place and absorb impact. The body was a highly detailed styrene plastic Datsun pickup with driver figure and "Big Bear" decal set. Because of its low cost, ease of assembly and good factory and aftermarket support, the Big Bear played an important role ...
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Monster Truck
A monster truck is a specialized off-road vehicle with a heavy duty suspension, four-wheel steering, large-displacement V8 engines and oversized tires constructed for competition and entertainment uses. Originally created by modifying stock pickup trucks and sport utility vehicles (SUVs), they have evolved into purpose-built vehicles with tube-frame chassis and fiberglass bodies rather than metal. A competition monster truck is typically tall, and equipped with off-road tires. Monster trucks developed in the late 1970s and came into the public eye in the early 1980s as side acts at popular motocross, tractor pulling, and mud bogging events, where they were used in car-crushing demonstrations. Today they are usually the main attraction with motocross, mud bogging, ATV racing, or demolition derbies as supporting events. Events Monster truck shows typically have two main events, a race and a freestyle stunt driving competition. Races are conducted as a single-elimination tourna ...
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Radio Controlled Car
'Radio-controlled cars'' (or RC cars for short) are miniature model cars, vans, buses, trucks or buggies that can be controlled from a distance using a specialized transmitter or remote. The term "RC" has been used to mean both "remote controlled" and "radio controlled"."remote controlled" includes vehicles that are controlled by radio waves, infrared waves or a physical wire connection, but the latter term is now obsolete. Common use of "RC" today usually refers only to vehicles controlled by radio, and this article focuses on radio-controlled vehicles only. Cars are powered by various sources. Electric models are powered by small but powerful electric motors and rechargeable nickel-cadmium, nickel metal hydride, or lithium polymer cells. There are also brushed or brushless electric motors - brushless motors are more powerful and efficient, but also much more expensive than brushed motors. Most fuel-powered models use glow plug engines, small internal combustion engines fuelle ...
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Airsoft
Airsoft is a team game in which participants eliminate opposing players by tag (game), tagging them out of play with airsoft pellets, spherical plastic projectiles shot with mock air gun, air weapons(usually powered by an electronic motor) called airsoft guns. Although similar to paintball in concept and gameplay, airsoft pellets do not leave visible markings on their target and hits are not always apparent. Though the pellets leave bruises or welts on exposed skin (and so protective gear is recommended), the game relies heavily on an honor system in which players who have been Terminal ballistics, hit are expected to call themselves out. The airsoft guns used are mostly magazine (firearms), magazine-fed, with some having manual/battery (electricity), battery-powered spring (device), spring-piston pump powerplant, power plants similar to Nerf Blasters, or pneumatically powered by replaceable compressed gas (e.g. propane ("green gas"), 1,1,1,2-tetrafluoroethane or ) gas cylinder ...
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Tokyo Marui
is a Japanese manufacturer of airsoft guns and toy cars located in Adachi, Tokyo, and are famous for pioneering the design of battery-powered airsoft guns. Their products are principally sold in Japan, but are also exported worldwide. The company had its own center for airsoft sport called ''Tokyo Marui BB Sports Field'' which was operated during 2009 and 2010. The guns have appeared in numerous movies and it has merchandising arrangements with many games . Automatic electric guns Tokyo Marui was the first company to introduce airsoft guns powered solely by electric motor gearbox-driven spring-piston assembly in 1992, which they called "automatic electric gun" (AEG). This compact air pump system was implemented in their first battery-powered automatic firing replica, the FAMAS F1. Other airsoft guns were then introduced. The 3-gear AEG design developed by Tokyo Marui is still in use today, and has been copied numerous times through the years by many other airsoft manufactu ...
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Mail Order
Mail order is the buying of goods or services by mail delivery. The buyer places an order for the desired products with the merchant through some remote methods such as: * Sending an order form in the mail * Placing a telephone call * Placing an order with a few travelling agents and paying by installments * Filling in a form on a website or mobile app — if the product information is also mainly obtained online rather than via a paper catalogue or via television, this model is online shopping or e-commerce Then, the products are delivered to the customer. The products are usually delivered directly to an address supplied by the customer, such as a home address, but occasionally the orders are delivered to a nearby retail location for the customer to pick up. Some merchants also allow the goods to be shipped directly to a third party consumer, which is an effective way to send a gift to an out-of-town recipient. Some merchants delivered the goods directly to the customer via t ...
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Mabuchi Motor
is a Japanese manufacturing company based in Matsudo, Chiba Prefecture, Japan. It is the world's largest manufacturer by volume of small electric motors, producing over 1.4 billion motors annually. The company employs 24,286 people in its production division, 755 in its administrative division, 583 in its R&D division, and 219 in its sales division. Mabuchi Motor holds 70% of the market for motors used with automotive door mirrors, door locks, and air conditioning damper actuators. Sales of power window lifter motors are on the rise. The company's ratio of consolidated markets is 64.3% automotive products and 35.7% consumer and industrial products. Applications for Mabuchi brushed DC electric motors and brushless electric motors include power drills, lawn mowers, vibrating cell phones and video game controllers, vibrators, vacuum cleaners, toy cars and planes, CD, DVD and Blu-ray players, digital cameras, computer printers, electric fans, electric razors, washing machines, ele ...
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Live Axle
A beam axle, rigid axle or solid axle is a dependent suspension design in which a set of wheels is connected laterally by a single beam or shaft. Beam axles were once commonly used at the rear wheels of a vehicle, but historically they have also been used as front axles in four-wheel-drive vehicles. In most automobiles, beam axles have been replaced with front and rear independent suspensions. Implementation With a beam axle the camber angle between the wheels is the same no matter where it is in the travel of the suspension. A beam axle's fore & aft location is constrained by either: trailing arms, semi-trailing arms, radius rods, or leaf springs. The lateral location can be constrained by a Panhard rod, a Scott Russell linkage or a Watt's linkage, or some other arrangement, most commonly by the leaf springs. Shock absorbers and either leaf springs, coil springs, or air bags are used to control vertical movement. The Twist-beam rear suspension is a similar suspension desig ...
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Shock Absorber
A shock absorber or damper is a mechanical or hydraulic device designed to absorb and damp shock impulses. It does this by converting the kinetic energy of the shock into another form of energy (typically heat) which is then dissipated. Most shock absorbers are a form of dashpot (a damper which resists motion via viscous friction). Description Pneumatic and hydraulic shock absorbers are used in conjunction with cushions and springs. An automobile shock absorber contains spring-loaded check valves and orifices to control the flow of oil through an internal piston (see below). One design consideration, when designing or choosing a shock absorber, is where that energy will go. In most shock absorbers, energy is converted to heat inside the viscous fluid. In hydraulic cylinders, the hydraulic fluid heats up, while in air cylinders, the hot air is usually exhausted to the atmosphere. In other types of shock absorbers, such as electromagnetic types, the dissipated energy can be ...
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Coilover
A coilover is an automobile suspension device. The name coilover is an abbreviation of "coil-over shock absorber". Description Coilovers are found on many vehicles, from RC cars to normal passenger cars, race cars and 4x4 vehicles. They are sometimes used as a factory suspension option on new cars. Coilovers are used in double wishbone suspension systems, and are often a component of MacPherson struts. Two of the main types of coilovers are full coilovers and slip-on coilovers. Full coilovers are matched up with a shock absorber from the factory, while with slip-on coilovers, the dampers and springs are bought separately and then assembled. There are a large number of companies who make aftermarket coilovers for vehicles, many of which allow the customer to adjust various settings such as ride height and damping. Camber and caster angles can also be adjusted if the car's suspension allows, and if the coilovers are supplied with adjustable top mounts. This high degree of adjus ...
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Coil Spring
A selection of conical coil springs The most common type of spring is the coil spring, which is made out of a long piece of metal that is wound around itself. Coil springs were in use in Roman times, evidence of this can be found in bronze Fibulae - the clasps worn by Roman soldiers among others. These are quite commonly found in Roman archeological digs. Coil springs can be either compression springs, tension springs or torsion springs, depending on how they are wound. A coil spring is a mechanical device which is typically used to store energy and subsequently release it, to absorb shock, or to maintain a force between contacting surfaces. They are made of an elastic material formed into the shape of a helix which returns to its natural length when unloaded. They are commonly used in mattresses, automotive suspensions, and residential plumbing. Coil springs come in a variety of sizes and shapes and can be used for a variety of applications. Small coil springs are often us ...
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Datsun
Datsun (, ) was an automobile brand owned by Nissan. Datsun's original production run began in 1931. From 1958 to 1986, only vehicles exported by Nissan were identified as Datsun. Nissan phased out the Datsun brand in March 1986, but relaunched it in June 2013 as the brand for low-cost vehicles manufactured for emerging markets. Nissan considered phasing out the Datsun brand for a second time in 2019 and 2020, eventually discontinuing the struggling brand in April 2022. In 1931, DAT Motorcar Co. chose to name its new small car "Datson", a name which indicated the new car's smaller size when compared to the DAT's larger vehicle already in production. When Nissan took control of DAT in 1934, the name "Datson" was changed to "Datsun", because "son" also means "loss" (損 ''son'') in Japanese and also to honour the sun depicted in the national flag – thus the name ''Datsun'': . The Datsun name is internationally well known for the 510, Fairlady roadsters, and the Z and ZX c ...
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Aftermarket (automotive)
The automotive aftermarket is the secondary market of the automotive industry, concerned with the manufacturing, remanufacturing, distribution, retailing, and installation of all vehicle parts, chemicals, equipment, and accessories, ''after'' the sale of the automobile by the original equipment manufacturer (OEM) to the consumer. The parts, accessories, etc. for sale may or may not be manufactured by the OEM. According to a report by the International Trade Administration in the US Department of Commerce, "''Aftermarket parts are divided into two categories: replacement parts and accessories. Replacement parts are automotive parts built or remanufactured to replace OE parts as they become worn or damaged. Accessories are parts made for comfort, convenience, performance, safety, or customization, and are designed for add-on after the original sale of the motor vehicle.''" The aftermarket encompasses parts for replacement, collision, appearance, and performance. The aftermarket prov ...
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