enginehistory.org Forum Index enginehistory.org
Aircraft Engine Historical Society Members' Bulletin Board
 
 FAQFAQ   SearchSearch   MemberlistMemberlist   UsergroupsUsergroups 
 ProfileProfile   Log in to check your private messagesLog in to check your private messages   Log inLog in 

Plain bearings vs Rolling element bearings

 
Post new topic   Reply to topic    enginehistory.org Forum Index -> Technical Discussion
View previous topic :: View next topic  
Author Message
rwahlgren



Joined: 15 Aug 2003
Posts: 324
PostPosted: Sat Sep 23, 2017 01:32    Post subject: Plain bearings vs Rolling element bearings Reply with quote
http://www.machinedesign.com/technologies/plain-bearings-outperform-rolling-element-bearings

And still makes me wonder about Wrights use of roller bearings for the crankshaft mains in the R-3350, and all engine manufactures choice of needle bearings for tappets, and rocker arms.
Back to top
View user's profile Send private message
dpennings



Joined: 10 Dec 2016
Posts: 48
PostPosted: Mon Dec 10, 2018 15:17    Post subject: Reply with quote
roller bearing save a lot of friction, furthermore, as I learned here, high load plain bearings were developed for flight engines during WWII, before they couldn't handle more loads than roller bearings.
Back to top
View user's profile Send private message
Display posts from previous:   
Post new topic   Reply to topic    enginehistory.org Forum Index -> Technical Discussion All times are GMT - 6 Hours
Page 1 of 1

 
Jump to:  
You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot vote in polls in this forum


Powered by phpBB © 2001, 2005 phpBB Group