looking at the Saw Stop saws

I know a guy who got injured by a bandsaw in much that way...

(Nasty accident - band broke on a horizontal slabbing saw as he was standing to the side of it. Left him with scars that look like seppuku and it nearly got his femoral artery too)

Reply to
Andy Dingley
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Doesn't matter. "Would you join Charlie and I ..." is grammatically incorrect.

Reply to
Doug Miller

Nonsense. Hypocrisy gets a bum rap. After all, 90% of gynecologists are men.

Reply to
HeyBub

Robatoy wrote in news: snipped-for-privacy@l30g2000yqb.googlegroups.com:

Well, that's why I asked about that a few days ago. Imagine, if you will, though the unlikely event of getting a glove or some string caught in the blade. If your hand gets pulled in to the blade because of that, stopping the blade is the only way to keep someone safer. (If the blade disappears, your hand is going to slam on the cast iron top. If you get cut and then stuck, you could conceivably die. A regular saw might do the same thing, though.)

Obviously, both mechanisms are there for a reason, and perform different vital functions in making the saw stop effective.

Puckdropper

Reply to
Puckdropper

If that's the speed that most TS accidents occur than we should give sawstop grief for pushing that hotdog so slow into the blade in their demos. I would like to see the effect of the hotdog being pushed "several feet/sec" into the blade. Do you think it would still only make a small nick in the dog?

I'd expect it to make a fair gash but would not amputate anything.

Reply to
CW

BS

Reply to
CW

--------------------------

--------------------- "Lew Hodgett" wrote:

--------------------- Duh!

No it doesn't.

Lew

Reply to
Lew Hodgett

It works if him or Charlie is paying; me is going. I'd like a large popcorn and a soda please. .

Reply to
Ed Pawlowski

Yeah, think about what your are saying here. Unless your glove is made out of a substance that will not cut a glove is not going to be pulled into a spinning blade. Wood being harder to cut than a cloth material or leather does not get pulled into the spinning blade, a glove will not either.

This was discussed several years ago and I decided to do the experiment and sacrifice a leather/canvas glove. I pushed both the leather and cloth sections of the glove into the spinning blade. The blade simply cut the glove, actually left a kerf but did not in any way pull or change the direction of the glove.

That said I still would not recommend using a glove around any shop machinery. The glove could be pulled into a drill bit on a drill press or pulled in to the work on a lathe to name a few. Around a TS the loose parts could touch the blade and if you were not expecting that to happen you may be startled and react with a movement towards the blade.

Reply to
Leon

"Leon" wrote

Just a note about gloves. I never wear then around machinery. Or long sleeves either. I roll them up.

I was working yesterday driving a bunch of lag screws. It was cold so I wore gloves. Those gloves got caught in that socket wrench again and again. If this can hapen with a hand operated socket wrench, just imagine what can happen with a sharp, machine driven bit. Like my old shop teacher used to say. Don't feed the machine.

I am a safety freak. I used to get laughed at a lot when younger. But I have all my fingers, toes, eyes, etc.

Reply to
Lee Michaels

I am not as safe as I could be, but a helluva lot more safe than most of my compatriots. I think for some of them cheating the reaper or possible injury is all they get for excitement at middle age.

I have been in the trades for a little over 35 years. Ten fingers, ten toes, both eyes, as well. Some of them even work to this day. Just at differing levels than in previous years.

Robert

Reply to
nailshooter41

Well, Bill Gates didn't get the word.

Reply to
J. Clarke

Because an article of clothing gets caught in the gears of a dull instrument doesn't mean that it will in a sharp, powerful, saw. Sure, if it *does* get caught, mayhem will follow, but it doesn't follow that it will get caught.

A dull tool is a dangerous tool.

Reply to
krw

"Leon" wrote in news:N-udnSBkdu-AltfWnZ2dnUVZ snipped-for-privacy@giganews.com:

I had some sort of string in mind while typing the post, just added glove as a source of the string. Chances are excellent that the glove or string would be simply cut or snapped, but having both mechanisms ensures safety if the unusual happens.

I remember that post. The glove pulled in to saw thing might be a specific pair of gloves (like chain saw) under specific sawing conditions. IOW, impossible to disprove.

I agree with that, definately. A glove usually reduces the "feel" of something, so you don't get as early of warning that something's going bad.

It'd be difficult data to collect, but I'm still wondering if the disappearing blade would be effective enough to prevent most injuries. Rather than damaging blade and having a one-time-use-only cartridge, maybe a reloadable charge could be set and the cartridge reused.

Puckdropper

Reply to
Puckdropper

Dunno how well that would work in practice. SawStop uses the energy contained in the spinning blade (angular momentum) to provide the force that drops it below the table. I have to think that any mechanism that simply drops the blade, while allowing it to continue to spin, isn't going to react anywhere nearly as quickly as SawStop's -- maybe not quickly enough to do any good.

Not saying it won't/can't work... just saying, mark me down as skeptical.

Reply to
Doug Miller

LOL,, that is ture.... but that was his choice.

Reply to
Leon

snipped-for-privacy@milmac.com (Doug Miller) wrote in news:hidmjd$puo$ snipped-for-privacy@news.eternal-september.org:

This sounds like a job for an engineer! Just how fast does gun powder react any way? The mechanism would detect the impact, the firing pin would release (it arms when the saw is turned on), and pow the blade is dropped in to the cartridge.

Naturally, the forces involved would be extreme. Probably about as much as the saw stop generates now, but with the added requirement that the cartridge must be reusable and blade safe.

Puckdropper

Reply to
Puckdropper

LOL, well just so happens that I have been cut with a chainsaw also,,,, through the same type pair of gloves. Still have the scar on the top of my finger. About 30 years ago a freind and I were out in the woods cutting up fire wood. Just finished cutting a log that I had been holding up for him to cut, the saw was idling and I dropped the log and swung my hand up. My finger grazed the end of the bar. I felt it and looked down at the glove and saw a gash. Pulling the glove off indicated a cut in my finger about 1 inch long

From experience I can tell you that replacing a premium quality blade and cartridge is not a financial burden at all. Because there are few to no false triggers except for a few isolated cases you can rest assured that if the trigger is set off you have actually saved yourself thousands of dollars and a lot if pain. Been there done that. When I first heard about this saw about 10 years ago I was quick to inquire as to whether the saw would trigger if the blade was still spinning after the saw was turned off. It indeed does. IMHO paying a couple hundred dollars to replace a cartridge and blade may give you a bit more incentive to review what happened. If there is not some kind of penalty you may become more careless on some one elses saw and pay the bigger price.

Reply to
Leon

Somebody wrote: ===================================

Thank you.

Lew

Reply to
Lew Hodgett

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