Patent ID: 6095296
Filing Date: 2000-08-01
Classification: F16D

Abstract:
A duo-servo type drum brake device comprising:an anchor member affixed to a non-rotatable member of a vehicle;a brake shoe operator adjacent to said anchor member and having movable rods at ends thereof;a shoe gap adjuster spaced from said brake shoe operator;a pair of brake shoes disposed opposed to each other so as to abut against said anchor member at first adjacent end portions thereof, respectively, and to abut against both end portions of said shoe gap adjuster at second adjacent end portions thereof, respectively; anda link pivotally connected to one of said brake shoes between its both end portions, both end portions of said link being linked to said brake shoe operator and said shoe gap adjuster, so that said brake shoes are indirectly operated through said link when said brake shoe operator operates,wherein said one of said brake shoes is, when operating, separated from said shoe gap adjuster while being kept abutting against said anchor member, andwherein a braking force of each of said brake shoes is transmitted to the other of said pair of brake shoes, when a braking force is applied.