Patent ID: 8808133
Filing Date: 2014-08-19
Classification: F16D,F16H,Y10T

Abstract:
1. An overload protection device in combination with a prime mover and gearbox transmission supplying torque through said gearbox transmission to a load, comprising: an input shaft; said input shaft includes a bore therethrough; said input shaft includes a key for coupling with and to said prime mover and for rotation therewith; said input shaft includes an external spline; said prime mover transmitting torque to said input shaft; said gearbox transmission includes an input gear; said input gear includes a bore therein; said bore of said input gear includes an internal spline, said bore of said input gear includes a shoulder therein; a bushing, said bushing resides in said bore of said gear and engages said shoulder of said bore; said input shaft includes an annular groove; said input gear of said gearbox transmission drives a planetary gear system which, in turn, supplies power to said load; and, upon overload of said gearbox transmission, said input shaft breaks at said annular groove.