Patent ID: 9739315
Date: 2017-08-22
CPC Classifications: F16D,Y10S

Claim:
1. A protective boot for protecting the male element and the female element of a transmission joint, said male element is formed by a transmission shaft having radial arms for carrying rollers, and said female element, also known as a tulip or as a bowl or socket, is formed by a bell housing for at least partially receiving said rollers, which are suitable for being inserted into the bell housing via an open end of said bell housing, said boot, which is in the form of an elongate hollow body enabling said shaft to pass through it, having a first end suitable for being secured to said shaft, and having a second end for being positioned in overlapping and interfitting manner over the open end of the bell housing, said boot comprising: an internal peripheral shoulder, wherein the boot is a molded piece made of a synthetic material between its first and second ends, the boot body having a plurality of corrugations about a common axis and that form a deformable portion of the boot that is deformable towards or away from said ends, said shoulder being disposed at a zone of interconnection between the deformable portion and the second end of the boot, and wherein the surface of the shoulder that faces towards the second end of the boot is provided with at least two recesses that are open towards said second end, the inside of each recess forming a seat having a concave bearing surface that receives a roller in interfitting manner, and for forming a surface for receiving said roller in thrusting contact.