Facebook LinkedIn Twitter Hot topics How do you choose your materials & manufacturing processes? What method do you use to select a material or manufacturing process (or both) when you're designing something totally new?What is SPGO? I ran into a kind of seal with name SPGO which is used on hydraulic piston today while I couldn't find what's the meaning of "SPGO". Is anyone here can explain these letters for me?SolidWorks: Upgrading from 2010 to 2012...what am I in for? Curious to know how different the new version is from 2010. I am upgrading in a week or so.Roller chain and sprocket calculation for bicycle Can anybody assist me or direct me in possible calculations for roller chain and sprocket for bicycleMechanical Flip Flop , I would like some examples? I have on occasion needed to use a mechanical device grab and release something with a simple push.Click here for more hot topicsUnanswered questionsmechanical natural frequency determination, a doubt Calculating mechanical natural frequencies of a structure, (e.g. reciprocating compressor) by a finite element software, I think I have to bring the moving parts and process forces out of....The Difficulties of Finding Entry Level Jobs in the USA I've applied for entry level jobs at both the Bachelors and Masters levels with no success (note I have a 3.9 GPA from a top university). Any job postings I find for supposedly "entry......Hello from an early career engineer I am a graduate student at the University of California, Davis, getting a Ph.D in Mechanical Engineering (I also have a B.S. and M.S. in Mechanical Engineering). Despite my advanced degree,.....Calculatin for engine cylender please help how to calculate stterling engine cylinder diameter or cylinder thickness and piston diameter and connecting rod length and connecting rod diameter for stterling engine.....The best mechanical/industrial drawing books ? Does anyone know about of some recent changes of drawing standards? New specifications, "amendments", regulations, etc.? For mechanical drawings. I am interested for metric ISO standard.......Click here for more unanswered questions