摘要 |
<p>TRACTOR-TRAILER AIR BRAKE SYSTEM WITH TRAILER MULTI-FUNCTIONAL EMERGENCY CONTROL VALVE FIXTURE An air brake system designed primarily for a plurality of trailer axles in which a service reservoir is provided for each axle and a multiple valve module is connected with the reservoirs to assure a supply of parking brake air from any one of the reservoirs in response to various emergency conditions, such as severance of either of the tractor service or supply lines, or depletion of air in one reservoir.</p> |