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CYPRES II panel. In skydiving, an automatic activation device (AAD) is a dead man's switch consisting of an electronic-pyrotechnic or mechanical device that automatically activates the opening sequence of the main or reserve parachute container when the AAD is falling below a preset altitude and above a preset descent speed.
The closing pin passes through the closing loop [3] and in doing so, secures the main container of a skydiving rig, keeping the parachute from deploying prematurely. [4] When the pilot chute is thrown out by the skydiver and catches air, it pulls the closing pin from the closing loop and allows the main parachute to be released from the ...
Skydiving equipment is provided by drop zones. ... Skydivers can reach over 100 mph during free fall, which lasts roughly 45-60 seconds before a parachute is pulled, according to the USPA.
In the early days of BASE jumping, people used modified skydiving gear, such as by removing the deployment bag and slider, stowing the lines in a tail pocket, and fitting a large pilot chute. However, modified skydiving gear is then prone to kinds of malfunction that are rare in normal skydiving (such as "line-overs" and broken lines).
A main assisted reserve deployment (MARD) system is a skydiving safety device for parachute systems. While there are many variations, the operation and intended outcome for each is the same: open the reserve parachute container and extract the reserve parachute's deployment bag (and parachute) using the jettisoned main canopy.
The United States Parachute Association (USPA) is a private sports governing body for the sport of skydiving in the United States. Its headquarters are located in Fredericksburg, Virginia . The USPA's roots go back to the National Parachute Riggers-Jumpers, Inc., which was formed in the 1930s.
4-way FS (Formation Skydiving) Breaking off from a formation before parachute deployment. DC-3 loading; plus 'dirt diving'; 1977. Formation skydiving is a skydiving event where multiple skydivers attach themselves to one another by grabbing each other's limbs or by the use of "grippers" on their jumpsuit while free falling through the sky.
Free flying is a skydiving discipline that began in the late 1980s, involving falling free in various vertical orientations, as opposed to the traditional "belly-to-earth" orientation. The discipline is known to have originated when Olav Zipser began experimenting with non-traditional forms of Body flight .