Le 28/09/2010 10:25, Invisible a écrit :
> On 28/09/2010 09:14 AM, Le_Forgeron wrote:
> 
>> You are also forgetting in the equation the offset between the axes
>> (when the center of rotation is not aligned with the translation path).
> 
> If the center of rotation isn't aligned with the translation path, would
> the device even *work* any more? Certainly I've never seen that done
> (and hence it doesn't interest me).

If the "engine" is the wheel, it always works.
If the "engine" is the translation, it works also, but an inertial wheel
is recommended. (used with 8 mm offset on 450 Honda engine)


If you want a true sine movement (for a constant rotational speed), you
need a scotch yoke system.


http://demonstrations.wolfram.com/ComparingSimpleCrankSliderAndScotchYokeMechanisms/

http://demonstrations.wolfram.com/SliderAndCrankMechanism/

-- 
A: Because it messes up the order in which people normally read text.<br/>
Q: Why is it such a bad thing?<br/>
A: Top-posting.<br/>
Q: What is the most annoying thing on usenet and in e-mail?

Post a reply to this message