Patent ID: 6536708
Filing Date: 2003-03-25
Classification: B64F,F15B

Abstract:
A take-off and accelerating device comprising:a telescopic arrangement having an outer tube, an inner tube, and at least one middle tube, the inner tube, the outer tube, and the at least one middle tube being adapted to slide against each other and being airtight; at least one pressure accumulator having a valve for release of an outflow of compressed gas out of the at least one pressure accumulator into the telescopic arrangement, the at least one pressure accumulator comprising means to open the valve and means to damp the outer tube, the inner tube, and the at least one middle tube against each other at ends of their respective sliding motions; wherein the outermost tube is mounted in a frame; wherein the device is adapted to be installed on-board a vehicle; means for retracting the inner tube and the at least one middle tube from a telescopically extended condition into a retracted condition; and means for blowing off pressurised gas after extension of the telescopic arrangement.