LEADER 01651nam 2200457 450 001 9910704277103321 005 20160115130632.0 035 $a(CKB)5470000002438901 035 $a(OCoLC)934820078 035 $a(EXLCZ)995470000002438901 100 $a20160115j201312 ua 0 101 0 $aeng 135 $aurcn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aInvestigation of gearbox vibration transmission paths on gear condition indicator performance /$fPaula J. Dempsey [and three others] 210 1$aCleveland, Ohio :$cNational Aeronautics and Space Administration, Glenn Research Center,$dDecember 2013. 215 $a1 online resource (24 pages) $ccolor illustrations 225 1 $aNASA/TM ;$v2013-216617 300 $aTitle from title screen (viewed on Jan. 15, 2016). 300 $a"December 2013." 320 $aIncludes bibliographical references (page 24). 606 $aTransmissions (machine elements)$2nasat 606 $aHelicopters$2nasat 606 $aFatigue tests$2nasat 606 $aSpiral bevel gears$2nasat 606 $aVibration measurement$2nasat 615 7$aTransmissions (machine elements) 615 7$aHelicopters. 615 7$aFatigue tests. 615 7$aSpiral bevel gears. 615 7$aVibration measurement. 700 $aDempsey$b Paula J.$01390004 712 02$aNASA Glenn Research Center, 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910704277103321 996 $aInvestigation of gearbox vibration transmission paths on gear condition indicator performance$93512206 997 $aUNINA