In a rail vehicle hand brake having a release activated by a pneumatic cylinder (10), the present control system includes a manual valve (30) having an output connected to a source of pressure (14) at an input when manually activated. A volume (20) is to be charged by the source of pressure (14). A choke (22) connects the volume (20) to exhaust. The volume (20) and the choke (22) prolong the time the source of pressure is connected to the pneumatic cylinder (10) after the manual valve (30) is activated. 44' 20 48 TO HB VOLUME RELEASE 36 '--22 5 50 ,34
Automatic release hand brake control system
2015-11-12
Patent
Electronic Resource
English