Patent ID: 6915881
Filing Date: 2005-07-12
Classification: H02K

Abstract:
1. A linear drive comprising: a housing; a rail mounted for relative motion with respect to the housing, the rail being shaped to define a groove extending longitudinally along the rail, the rail including a recessed wall within the groove; anti-friction bearings including anti-friction elements for mounting the rail to the housing; running tracks respectively arranged within the groove on opposite sides thereof and extending parallel to the groove longitudinally along the rail, the running tracks being shaped to receive the anti-friction elements of the anti-friction bearings; a drive element arranged on the housing end the rail for producing relative axial motion of the rail with respect to the housing; a brake track provided on the recessed wall of the rail within the groove and extending parallel to and between the running tracks longitudinally along the rail; and a brake provided on the housing, the brake having lining which is normally out of contact with the brake track and operable to move into contact with the brake track for braking the relative axial motion of the rail with respect to the housing.