Re: Ounce-Inches, WAS Frozen stepper motor shaft

Hello Andy,

Thanks for the help; I think that I must be losing my grip.


Kind regards,

Bill


--- In CAD_CAM_EDM_DRO@yahoogroups.com, "Andy Wander" <awander@v...>
wrote:

>
> The torque required to provide a force of 10 lbs at a distance from the
> center of rotation of 2 ft is equal to 10lbs * 2 ft = 20 ft-lb.
>
> This same torque will provide a force of 20 lbs at a distance of 1 ft.
>
> Or 40 lbs at a distance of 1/2 ft.
>
> In each case, you multiply the force by the distance, and you get the
> torque.
>
> Note that by convention, torque is usually written as "ft-lb", while the
> identically appearing units of work are usually wriotten as lb-ft. When
> you are using other units, though, torque is usually seen written as
> "oz-in", for example. Technically, either is correct, because a time b =
> b times a.
>
>
> Andy Wander
> Verrex Corporation
>
> PS the units you referred to, lb/ft, are used, as far as I know, only in
> describing a spring constant.
>