Drum brake dish assembly that braking efficiency is higher

• Main Author: QIU WENDONG
• Format: Patent
• Language: Chinese; English
• Published: 30.06.2017
• Subjects: ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; PERFORMING OPERATIONS; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OFVEHICLES; TRANSPORTING; VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES; VEHICLES IN GENERAL

The utility model discloses a drum brake dish assembly that braking efficiency is higher, including locating the internal upper and lower brake hoof of drum, locating the friction disc on the hoof extrados, corresponding of degree of opening and shutting be equipped with the disc cam between the end between the control hoof during brake, draw even through the extension spring that resets between the two hoof body, two of two hoof correspond the neighbour was equipped with oval block type within a definite time respectively by the end second, third disc cam, the correspondence of the side of oval piece is equipped with the pivot by the outer end, the second disc cam leans on outside hinge through pivot and corresponding of last brake hoof terminal surface, and the inner hoof that brakes under with that leans on of second disc cam corresponds can press by the inner and is connected, third of the ten heavenly stems disc cam is through leaning on pivot and corresponding of the hoof terminal surface that brakes do