CPC B60R 22/40 (2013.01) [G01P 1/023 (2013.01); G01P 15/02 (2013.01)] | 10 Claims |
1. An inertia sensor provided on a belt retractor, comprising at least two components which are reversibly movable relative to each other and each of which includes at least one contact surface on which the components are in contact with each other, wherein at least one of the contact surfaces is coated with graphite powder.
|