Trw Automotive Gmbh

Krzysztof Krukowski

Simon Schreiber

Hermann Grau

A linear drive, especially for a belt tensioner, includes a housing () including a piston seat (), a piston element () accommodated in the piston seat () and a pyrotechnical drive element adapted to supply gas for displacing the piston element (). The inner wall of the piston seat () includes a groove () extending in the displacing direction (R) of the piston element () through which gas can flow off the piston seat ().

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Alfdorf, Germany

Krzysztof Krukowski