OldTools Archive

Recent Bios FAQ

150793 James Thompson <jdthompsonca@s...> 2005‑10‑05 Re: Face vise
Make that inch-pounds. :>)

On Oct 5, 2005, at 8:12 AM, James Thompson wrote:

> I am not an engineer, but the number can't be less than 600 pounds.  
> And that is a pretty good force for a 9 year old to develop. :>)
>
> On Oct 5, 2005, at 7:57 AM, Blake Ashley wrote:
>
>>  Maybe an engineer can tell us how much force
>> is developed by a half-inch screw being turned by say 50 pounds at the
>> end of a 12 inch lever? I'm sure it isn't an issue if the vise is used
>> properly.   But it just kinda soured me on the design.
>>
> Jim Thompson, the old millrat in Riverside, CA.
>
>
Jim Thompson, the old millrat in Riverside, CA.

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Recent Bios FAQ