Patent ID: 7679250

Claim:
An electrical engine of a starter of an automobile comprising: a cylinder head of a field winding having an inner wall; a plurality of permanent magnets; at least one spring clip for fixing said plurality of permanent magnets inside the cylinder head, the spring clip comprising: a longitudinally extending main body configured to be placed between two consecutive permanent magnets to maintain said magnets against the inner wall of the cylinder head, the main body defining a locking end and a distal end; the distal end being opposite the locking end in the longitudinal direction, wherein the main body has a first side configured to face toward the inner wall of the cylinder head and a second side configured to face toward an interior portion of the cylinder head; and at least one boss disposed proximate the distal end, spaced from the distal and locking ends, and protruding from the first side of the main body to prevent contact between the wall of the cylinder head and the distal end of the main body, said boss being in contact with a continuous surface of the inner wall of the cylinder head upon mounting of the spring clip on the cylinder head.