... and/or the tooth top land can become pointed. An approach to circumvent this dilemma is to make the gear mesh helical and use the face contact ratio to boost the overall contact ratio to a value greater than one [( 7 8 )]. aerospace engineering design engineering gears greases mechanical testing oils...

... 14 03 2010 15 11 2010 15 11 2010 aerospace engineering cutting design geology rocks Petrographic thin sections represent an ideal method for the optical identification of mineral content, as well as structural features used to indicate the modes of formation...

... mechanisms which are very useful in aerospace field. 08 10 2009 13 09 2010 03 11 2010 03 11 2010 aerospace engineering aerospace industry kinematics reconfiguration metamorphic mechanism artifact assemble kinematics evaluating criteria The three dimensional...

... (e.g., power supply), which is undesirable, especially for subscale UAVs because of their relatively tight system weight constraints. aerospace engineering aerospace industry aerospace materials buckling piezoelectric actuators servomechanisms 06 10 2008 01 02 2010 19 03...