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Bowling Ball Cannon

http://dallas.craigslist.org/dal/bar/2044707861.html He claims half mile range. What would the muzzle velocity have to b...
19 comments posted 16yrs
posted by aasberry
19 comments posted 16yrs posted by aasberry

Howard Hughes(spruce content)

Watched a good bio of HH on A&EBio. I've always felt, and watching that reitterated that thought, that watching the H-4...
0 comments posted 16yrs
posted by junkjasonrnorth
0 comments posted 16yrs posted by junkjasonrnorth

Calliope progress

--Got it working the other night; first video here: http://www.youtube.com/user/RichGibson#p/a/u/1/1MAyPCAfI0o Still lot...
1 comments posted 16yrs
posted by steamer
1 comments posted 16yrs posted by steamer

Lathe Levelling - how level?

May seem a daft question, but how much discrepancy in levelling the bed is too much? I'm aware it's bed twist that real...
3 comments posted 16yrs
posted by hopefuldave_doesnt_eat_spiced_
3 comments posted 16yrs posted by hopefuldave_doesnt_eat_spiced_

Way OT - PC hard drive problem

I got a 120GB drive out of a TIVO box. It is a SATA device & I have an IDE motherboard, so I got a IDE-SATA adapter. Th...
0 comments posted 16yrs
posted by bobengelhardt
0 comments posted 16yrs posted by bobengelhardt

How Long Would You Leave It In The Freezer

Hey Pete, You suggested freezing an arbor and then fitting to get a good engagement. I'm not having any issue with the...
12 comments posted 16yrs
posted by nospam
12 comments posted 16yrs posted by nospam

My latest invention: Bicycle Tire Chains

Everybody knows about tire chains. I'd like to see how they're specified, especially the "T" where the transverse chain...
22 comments posted 16yrs
posted by richg
22 comments posted 16yrs posted by richg

Rat lapping

Has anyone heard of a metalworking process called "rat lapping"? I am researching an old firm and found a reference in...
20 comments posted 16yrs
posted by christopher.tidy
20 comments posted 16yrs posted by christopher.tidy

Update on Mary

I have friends here that care, other readers please ignore. We were at Mayo Monday and Wednesday. We now have a course...
43 comments posted 16yrs
posted by dforeman
43 comments posted 16yrs posted by dforeman

File coarseness

Hi there I use files quite a bit in my shop. I grab one & feel it's coarseness w/ my thumb & look @ it's shape to decid...
36 comments posted 16yrs
posted by jdrew001
36 comments posted 16yrs posted by jdrew001

I broke the biggest piece of steel ever!

One of my 20 ton presses is a straight-side and not an OBI. The bed will move up and down with a big screw and handwhee...
9 comments posted 16yrs
posted by at
9 comments posted 16yrs posted by at

DB connectors

I need to make up connectors like you see on the back of a computer. My servo amps have a couple 2 row 15 pin, a 2 row...
71 comments posted 16yrs
posted by karltownsend.NOT
71 comments posted 16yrs posted by karltownsend.NOT

Homemade Mounting Block

Well, I got the two antibacklash nut mounting blocks I needed to make for sure done this morning. (The third I may be a...
1 comments posted 16yrs
posted by nospam
1 comments posted 16yrs posted by nospam

Monarch 10EE and VFD conversion

Found a 10EE in the SF Bay Area on Craigslist, http://sfbay.craigslist.org/sby/tls/2034511321.html Generator model, say...
62 comments posted 16yrs
posted by janders1957
62 comments posted 16yrs posted by janders1957

OT - Pure Gas

http://pure-gas.org/ Myself, and aparently many others. Find that the new "10% ethanol" motor fuel gives about 15% less...
22 comments posted 16yrs
posted by cayoung61**spamblock##
22 comments posted 16yrs posted by cayoung61**spamblock##