|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||416/097R ; 415/115|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 40 인용 특허 : 9|
A convectively cooled turbine blade has two distinct cooling air passage systems. The first system cools the blade leading edge and emits cooling air through outlet passageways in the leading edge arranged in showerhead array. The second system includes a five-pass series flow passage comprising five cooling passage sections that extend in series through the remainder of the blade. Cooling air resupply passages inject additional cooling air into the third and fifth cooling passage sections.
[ I claim:] [1.] A turbine blade having a hollow elongated body including a root portion at one end and a blade portion extending from said root portion and terminating at a tip at the other end of said body said body having opposing side walls and longitudinally extending leading and trailing edges and having a plurality of generally longitudinally extending blade ribs therein extending between said side walls of the blade and plurality of generally longitudinally extending root ribs therein extending from said one end, said blade ribs and said root rib...