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The two-person double chair, which for many years was the workhorse of the ski industry, can move roughly 1,200 people per hour at rope speeds of up to 2.5 m/s (8.2 ft/s). [2] The four person detachable chairlift ("high-speed quad") can transport 2,400 people per hour with an average rope speed of 5 m/s (16.4 ft/s). [3]
Rock climber Chuck Pratt bivouacking during the first ascent of the Salathé Wall on El Capitan in Yosemite Valley in September 1961.. A bivouac shelter or bivvy (alternately bivy, bivi, bivvi) is any of a variety of improvised camp site or shelter that is usually of a temporary nature, used especially by soldiers or people engaged in backpacking, bikepacking, scouting or mountain climbing. [1]
The Modified Improved Reserve Parachute System (MIRPS) includes a standard T-10 reserve parachute canopy assembly, integrated with a commercial deployment assistance device composed of a bridle line, pilot parachute, and spring. The pack tray includes a line bag for stowing suspension lines and an inner staging flap that holds the reserve ...
A ripcord system pulls a closing pin (sometimes multiple pins), which releases a spring-loaded pilot chute, and opens the container; the pilot chute is then propelled into the air stream by its spring, then uses the force generated by passing air to extract a deployment bag containing the parachute canopy, to which it is attached via a bridle.
A new container/harness system can cost between US$1,500 and US$3,500, [22] main canopies for the experienced parachutist can cost between $2,000 and US$3,600, [23] [24] [25] reserve canopies cost between US$1,500 and US$2,500 [26] and AADs US$1,000 [27] cost. Higher performance and tandem parachutes cost significantly more, whilst large docile ...
Replacing an advertising poster in London using an aerial work platform. An aerial work platform (AWP), also an aerial device, aerial lift, boom lift, bucket truck, cherry picker, elevating work platform (EWP), mobile elevating work platform (MEWP), or scissor lift, is a mechanical device used to provide temporary access for people or equipment to inaccessible areas, usually at height.
Lifting canopy on a Sterling Nova. A vehicle canopy is a rarely used type of door for cars. It has no official name so it is also known as an articulated canopy, bubble canopy, [1] cockpit canopy, [2] canopy door, [3] or simply a canopy. [4] A canopy is a type of door which sits on top of a car and lifts up in some way, to provide access for ...
An aerial lift, [1] also known as a cable car or ropeway, is a means of cable transport in which cabins, cars, gondolas, or open chairs are hauled above the ground by means of one or more cables. Aerial lift systems are frequently employed in a mountainous territory where roads are relatively difficult to build and use, and have seen extensive ...