A device for cooling brake fluid in {HEAD ~ a brake operating unit} which comprises {TAIL ~ first and second flow channels} having respective one ends connected to a cylinder of a brake element 
comprises
A device for cooling brake fluid in { HEAD ~ a brake operating unit } which comprises { TAIL ~ first and second flow channels } having respective one ends connected to a cylinder of a brake element
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH