Inventor
PICARD HARRISON R
US4 patents
Patents
4 patentsUS7549836B2Jun 23, 2009
Bearing seal with backup device
UNITED TECHNOLOGIES CORP25 citations91
US4433539AFeb 28, 1984
Means for controlling air scavenge pressure in the bearing compartment of gas turbines
UNITED TECHNOLOGIES CORP42 citations90
US4477088AOct 16, 1984
Face seal means with back-up seal
UNITED TECHNOLOGIES CORP50 citations89
US4283096AAug 11, 1981
Intershaft bearing
UNITED TECHNOLOGIES CORP24 citations76