Patent ID: 6820514
Filing Date: 2004-11-23
Classification: F16D,Y10T

Abstract:
A synchronizer body (1, 14, 24) of a synchronizing device for manual transmissions, said synchronizer body comprising a base body (2, 15, 25), an inner toothing (11, 22), an outer toothing (10, 21) and at least one reception (5, 18, 25) formed in the base body (2, 15, 25) for a spring-loaded detent element (7) whereinthe inner toothing (11, 22) of the synchronizer body (1, 14, 24) meshes rotationally fast with a mating toothing of a transmission shaft, the outer toothing (10, 21) of the synchronizer body (1, 14, 24) receives a sliding sleeve, the base body (2, 15) is composed of at least a first shaped sheet metal part (3, 16) and a second shaped sheet metal part (3, 17), the first and second shaped metal parts (3, 4, 16, 17) are made separately by a shaping method and then aligned and fixed to each other at least one radially extending reception (5, 18, 26) comprising an opening toward the sliding sleeve is formed between the shaped sheet metal parts (3, 4) by at least one shaped region (3c, 4c, 18c, 17c), the detent element (7) projecting at least partly out of the opening and acting on the sliding sleeve or on a thrust member is received in the reception (5, 18, 26), and under action of at least one spring (6, 20, 28) supported in the reception, the detent element (7) is biased against a securing element (9) that is arranged on the opening.