Scissor lift
Scissor lift is a
type of aerial work platform (AWP) or mobile
elevated work platform (MWP), used to provide temporary access to heights. They
are usually used for temporary maintenance purposes and for construction work.
Charles Larson of the United States patented the first scissor lift in 1963,
but he did not invent it. It was invented by John W. Parker of California.
Unlike some other types of elevated platforms, scissor lift
platforms can only move vertically, enhanced by folding support, attached to an
‘X’ pattern known as a pantograph. Pressure is applied to the outer side of the
set of lowest supports, which increases the cross-crossing support and extends
the platform.
Scissor lifts are
usually diesel-powered. The platform will be lowered without the use of a power
system except for hydraulic or pneumatic pressures.
A section can be placed on the outside to allow the
platform to move as close to the required area as there is a limit to the
ability to move only vertically.
They are usually fitted with wheels that allow them to move again.
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