System of devices for emergency opening of vehicle doors
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United States of America Patent
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-
Feb 5, 2008
Grant Date -
Oct 27, 2005
app pub date -
Apr 8, 2005
filing date -
Oct 9, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
A system for emergency opening of vehicle doors, especially to open from inside the door(s) blocked or jammed during a traffic accident, consisting of pneumatic servomotor or servomotors (1) as the door-opening executing element. The servomotor (1) supplied from pyrotechnical charge/cartridge (2) or pyrotechnical charges or cartridges (2) and (3), through the firing unit (8) controlled by a set of sensors (5), (6), and (7), of the first firing stage or by pressure sensor (9) of the second stage of firing, whereas the servomotor emptying is executed by an electrovalve (10).
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