A stress wave sensor (1;2;3) comprising a piezoelectric film (28) and means therein (50) for connection to sensor electronics (42). The piezoelectric film (28) preferably comprises polyvinylidene fluoride. Also a stress wave sensor system and methods emplo...

The present invention is directed towards an electrical contact assembly in a steering wheel that allows the contacts (28) of a primary circuit board (12) to move relative to the corresponding contacts of a secondary circuit board (26) without disengaging ...

A windshield wiper lever, wherein a single contact slide operates both as a contact element and as a detent plunger, enabling both wiper wash and wipe functions. To this end, the steering column lever comprises: (i) a hollow knob having an inner wall that ...