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The Springfree trampoline's design includes the use of glass-reinforced plastic rods articulating below the jumping surface, as opposed to the radiating steel spring coils of a Nissen trampoline. The jumping surface is lowered around 450mm below the jumping surface of a traditional trampoline, and the base's rigidity is derived from a tubular ...
The benefit of an enclosure is that it keeps jumpers from falling off a trampoline or impacting the frame. [3] [4] Safety net enclosures vary from one manufacturer to another, such as the opening in the net so that jumpers may enter and exit the trampoline. The design of such openings may include: snap/Velcro system, zipper, or overlapping ...
The trampoline won the 2010 Consumer Product of the Year Award in the United States following earlier awards in Australia, Canada and New Zealand. [6] In the same year Alexander was awarded the New Zealand Engineering Innovator of the Year award by the New Zealand Engineering Excellence Awards.
He had seen circus trapeze artists use their safety nets as an elastic bed to rebound and perform additional tricks. He thought that this would be useful training tool for his tumbling. In 1934, Nissen and his coach, Larry Griswold, built the prototype trampoline from angle iron with a canvas bed and rubber springs. Nissen used it to help with ...
In its last financial year, Apple's net sales in Greater China decreased 7.7% from $72.5 billion the previous year. The year before that, net sales decreased by 2.2%. Understanding if the decline ...
A life net, also known as a Browder Life Safety Net or jumping sheet, [1] is a type of rescue equipment formerly used by firefighters. When used in the proper conditions, it allowed people on upper floors of burning buildings an opportunity to jump to safety, usually to ground level.