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Designing a venturi?

Hi all - is there somewhere with information on the design of a venturi to produce suction or vacuum ? We're trying to...
6 comments posted 18yrs
posted by carla.xspamx.fong
6 comments posted 18yrs posted by carla.xspamx.fong

Looking for a source for Metric Carriage Bolts

Hi Everyone, I am having trouble finding what I would call a carriage bolt, it looks just like a carriage bolt except t...
3 comments posted 18yrs
posted by johnjmechanical
3 comments posted 18yrs posted by johnjmechanical

OT: HDMI tv input from pc

I just broke down and replaced my 15 year old TV. I had my PC hooked to it with a NVIDIA card and S-video cables. From...
12 comments posted 18yrs
posted by karltownsend.NOT
12 comments posted 18yrs posted by karltownsend.NOT

Metalworking going on out in the garage today

Well today, while I was at work repairing airgaging systems on a machining center and other things, uncle was over at m...
5 comments posted 18yrs
posted by clutch
5 comments posted 18yrs posted by clutch

Gun blue composition

Birchwood Casey seem to have changed the compositon of their Super Blue Liquid Gun Blue. I have recently bought the bot...
1 comments posted 18yrs
posted by mkoblic
1 comments posted 18yrs posted by mkoblic

Propane/diesel?

Today, I saw a company that is promoting a propane/diesel fuel system. Touted to have all kinds of upsides including in...
14 comments posted 18yrs
posted by toquerville
14 comments posted 18yrs posted by toquerville

Straightening Rolled Welded Wire Mesh

Has anyone found a good way to straighten wire mesh solo? The grass isn't thick enough to just walk on it and have it b...
2 comments posted 18yrs
posted by Sunworshipper
2 comments posted 18yrs posted by Sunworshipper

Cheap air pressure switch?

I want to sense pressure in a line that feeds part clamps and turn on a green light and/or have a red light go out so t...
13 comments posted 18yrs
posted by tom
13 comments posted 18yrs posted by tom

3 jaw chuck-problems-(was Charles)

Hey fellers, I got a 16mm 3jaw chuck-bought it real cheap--now I know why as you tighten the chuck with key it gets fai...
0 comments posted 18yrs
posted by wassbiplane
0 comments posted 18yrs posted by wassbiplane

Lathe rebuild

I was quoted about 400-500 dollars if I bring in my lathe bed, to have it reground. The bed is relatively worn (carriag...
36 comments posted 18yrs
posted by ignoramus14986
36 comments posted 18yrs posted by ignoramus14986

VFD squeal

I'm trying to reduce noise on my water bin dump water pump... I installed a VFD this morning. Had to remove it immediat...
9 comments posted 18yrs
posted by karltownsend.NOT
9 comments posted 18yrs posted by karltownsend.NOT

Delta-Rockwell 8" Homecraft Table Saw acquired

My father (who is 87) is closing down his house and moving to assisted living, so he gave me his table saw, which I gre...
2 comments posted 18yrs
posted by joegwinn
2 comments posted 18yrs posted by joegwinn

Easy Digital Readout with presets

Wanted to update on my ezdro. There was discussion about being able to load a number into the unit and the count start...
0 comments posted 18yrs
posted by routallday
0 comments posted 18yrs posted by routallday

Unique Expanding Table

This took some skillful design as well as fabrication. Impressive. Pete
2 comments posted 18yrs
posted by snell-p
2 comments posted 18yrs posted by snell-p