Patent ID: 9353654
Filing Date: 2016-05-31
CPC Classification: F01L,F02D

Claim Text:
1. A mechanical linkage engine brake device comprising: a brake housing, an actuation mechanism, and a brake mechanism, wherein the brake housing includes an upright blind bore and a horizontal blind bore perpendicularly intersecting the upright blind bore; the actuation mechanism comprises one of a ball, an actuation piston and a ball-piston combination; the brake mechanism comprises a brake plunger; the one of the ball, the actuation piston and the ball-piston combination is disposed in the horizontal blind bore; the brake plunger is disposed in the upright blind bore; the brake housing includes a fluid passage in communication with an entrance of the horizontal blind bore; the brake plunger has an upper limit position and a lower limit position in the upright blind bore; in the upper limit position, a top of the brake plunger is in the horizontal blind bore; in the lower limit position, the one of the ball, the actuation piston and the ball-piston combination is in contact with the top of the brake plunger to push the brake plunger to the lower limit.