Patent ID: 7565953
Filing Date: 2009-07-28
Classification: B60T,F16D

Abstract:
1. An electric brake actuator, comprising: a motor gear driven screw and nut assembly maintained within a housing; a piston connected to said screw and nut assembly for driven engagement with a pressure plate for a brake disc stack; a top cover secured to said housing for receiving a reactionary force from said screw and nut assembly upon brake actuation; a cap received over said cover; and a force transducer interposed between said top cover and said cap and reacting to said reactionary force to present an electrical output corresponding to a force of brake application, said force transducer comprising an elongated member restrained at an outer portion thereof by said cap and at an inner portion thereof by said top cover, said elongated member receiving a biasing member centrally thereof and coaxial with said screw and assembly, said biasing member comprising a set screw urging said elongated member away from said top cover and toward said cap, said set screw being threadedly received by said elongated member and having an end thereof engaging said top cover coaxially with said screw and nut assembly.