Air resistance brake for road vehicle consists of small parachute fastened above rear window and connected to top of windscreen by cords or straps

摘要

The parachute (1) has a curved frame (2) with sidepieces hinged (4,5) to the vehicle (9) roof (8) at their rear ends. Anchor points (13,14) above the windscreen at the front of the roof hold straps or cords (6,7) which can hold the parachute frame upright. The parachute material (3) is a woven fabric, whose edges are attached to the frame.