ANTI-ROTATE ATTENUATION DEVICE

摘要

A piston assembly, which may be part of a concentric slave cylinder for use in an automatic transmission, is provided. The piston assembly includes a piston and a piston cylinder disposed adjacent to the piston and having portions forming a receiving slot. A piston guide is attached to the piston. The piston guide has a main body portion and an alignment protrusion extending from the main body portion. The alignment protrusion is disposed in the receiving slot of the piston cylinder. The alignment protrusion includes a main alignment portion and a spring lever. The spring lever is separated from the main alignment portion by a gap. Compressible material is disposed in the gap.

主权项

1. A piston assembly for use in an automatic transmission, the piston assembly comprising:
a piston; a piston cylinder disposed adjacent to the piston and having portions forming a receiving slot; and a piston guide having a main body portion and an alignment protrusion extending from the main body portion, the piston guide being attached to the piston, the alignment protrusion being disposed in the receiving slot of the piston cylinder, the alignment protrusion comprising a main alignment portion and a spring lever, the spring lever being separated from the main alignment portion by a gap, the piston guide having a compressible material disposed in the gap.