| 摘要 |
<p>SPRING ACTUATED BRAKE CYLINDER DEVICE WITH FLUID PRESSURE OPERABLE RELEASE PISTON LOCKOUT MEANS A brake cylinder device including a brake piston operable by a spring force to an application position and to a release position in response to an opposing fluid pressure force, and a fluid pressure operable locking device operable responsively to release pressure for locking the piston in the release position and for delaying such locking of the piston in the release position during normal operations to prevent untimely locking-up or the piston.</p> |
