Patent ID: 8784552
Filing Date: 2014-07-22
Classification: F16D,Y10T

Abstract:
1. A method for making a friction lining for a brake shoe, comprising: mixing an open-pore carrier material having particle sizes between 90 μm and 1.5 mm selected from the group consisting of: diatomaceous earth, clay, a mixture of diatomaceous earth and clay, and a calcinated mixture of diatomaceous earth and clay, with a binder solution to form a mixture; adding to the carrier material-binder mixture one or more functional materials selected from the group consisting of: a metal sulfide, graphite, metals, and mixtures thereof, to form a mixture; drying the mixture of carrier material, binder and functional material(s) until the residual moisture of the mixture is between 0.3% and 5%; and forming the mixture into a friction lining for a brake shoe.