A roof structure for a power module of a locomotive is disclosed. The roof structure may have an upper roof layer and at least a portion of the upper roof layer may have a first set of cooling passages. The roof structure may further have a lower roof layer at least partially positioned below the upper roof layer and at least a portion of the lower roof layer may have a second set of cooling passages. Each of the cooling passages of the first set of cooling passages may not overlap a cooling passage of second set of cooling passages.
申请公布号
US8176854(B2)
申请公布日期
2012.05.15
申请号
US20080232600
申请日期
2008.09.19
申请人
SMITH, JR. GEARY WALTER;MCCHESNEY TIMOTHY SCOTT;WINTER EDWIN RAY;SCHMECHEL JAY DEE;PROGRESS RAIL SERVICES CORP
发明人
SMITH, JR. GEARY WALTER;MCCHESNEY TIMOTHY SCOTT;WINTER EDWIN RAY;SCHMECHEL JAY DEE