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Solar road stud. Solar road studs are flashing solar cell powered LED low-maintenance lighting devices that delineate road edges and centrelines. Embedded in the road surface, they are an electronic improvement on the traditional cat's eyes [1] and raised pavement marker in that they may give drivers a larger reaction window.
Compared with other types of warning devices, the effectiveness of the embedded pavement flashing light system seems to be high. [4] When approaching a crosswalk with an embedded pavement flashing light system, drivers are more apt to slow down and yield to pedestrians than when drivers approach a crosswalk with another type of lighted warning device. [5]
Typical New Zealand Police patrol vehicle with current LED lightbar, LED dash lighting and alternating headlights A St John New Zealand ambulance with red lights. In New Zealand, the colors used on lightbars and beacons are defined by the New Zealand Transport Agency regulations. [58] [59] Red and blue: New Zealand Police. All branches of NZ ...
Charles Adler Jr. (June 20, 1899 – October 23, 1980) was an American inventor and engineer.He is most known for developing devices meant to improve transportation safety, including sonically actuated traffic lights, colorblind road signals, pedestrian push-buttons, and flashing aircraft lights.
In 2014, CHAdeMO published its protocol for vehicle-to-grid (V2G) integration, which also includes applications for vehicle to load (V2L) or vehicle to home-off grid (V2H), collectively denoted V2X. The technology enables EV owners to use the car as an energy storage device, potentially lowering costs by optimising energy usage for the current ...
Lens flare on Borobudur stairs to enhance the sense of ascending. A lens flare is often deliberately used to invoke a sense of drama. A lens flare is also useful when added to an artificial or modified image composition because it adds a sense of realism, implying that the image is an un-edited original photograph of a "real life" scene.
The McDonnell Douglas F-15 Eagle was introduced by the USAF to replace its fleet of McDonnell Douglas F-4 Phantom IIs.Unlike the F-4, the F-15 was designed for air superiority with little consideration for a ground-attack role; the F-15 Special Project Office opposed the idea of F-15s performing interdiction, giving rise to the phrase "Not a pound for air to ground."
The first Skyline was introduced on 24 April 1957, at the Takarazuka Theater, in Hibiya, Tokyo, [3] for Fuji Precision Industries, marketed as a luxury car.It featured a 1.5 L (1,482 cc) GA-30 engine (also known as FG4A-30) producing 44 kW (60 hp) at 4,400 rpm, which was previously used in the prototype Subaru 1500, Subaru's first car. [4]