Patent ID: 6523652
Filing Date: 2003-02-25
Classification: F16D

Abstract:
A drum brake device comprising:a pair of brake shoes positioned to face each other and to be frictionally engageable with an inner circumferential surface of a brake drum, a first anchor, supporting said pair of brake shoes, disposed between first adjacent ends of said brake shoes, a second anchor disposed between second adjacent ends of said brake shoes opposite said first adjacent ends, a pivot lever with an intermediate portion pivotally supported on a first one of said brake shoes, a shoe-actuator positioned adjacent to said first anchor and being disposed between one end of said pivot lever and a second one of said brake shoes, and a strut positioned adjacent to said second anchor and being disposed between and being functionally engaged with a second end of said pivot lever and the second one of said brake shoes, wherein an application force of said shoe-actuator is transmitted to said first one of said brake shoes via a pivot section of said pivot lever and transmitted to the second one of said brake shoes directly from said shoe-actuator and indirectly via said strut.