[TheForge] OT -12v motors

Wed Jun 22 22:22:00 EDT 2011

Forgot the smiley...

On 6/22/2011 9:05 PM, Paul N wrote:
> 'specially an old one :-)
>
>
>
>
> On Jun 22, 2011, at 8:20 PM, "Jerry Frost"<akfrosty at mtaonline.net>  wrote:
>
>> NEVER trust a fart!
>>
>> Jer
>> ----- Original Message -----
>> From:<blakkpawss at yahoo.com>
>> To: "Blacksmithing List Sponsored by ABANA"<theforge at mailman.qth.net>
>> Sent: Thursday, June 23, 2011 2:11 AM
>> Subject: Re: [TheForge] OT -12v motors
>>
>>
>> I thought Shart was the technical term for when you try to fart but sh*t
>> yourself?
>> Sent from my BlackBerry® smartphone powered by Alltel
>>
>> -----Original Message-----
>> From: peter fels<artgawk at thegrid.net>
>> Sender: theforge-bounces at mailman.qth.net
>> Date: Wed, 22 Jun 2011 18:07:39
>> To: Blacksmithing List Sponsored by ABANA<theforge at mailman.qth.net>
>> Reply-To: Blacksmithing List Sponsored by ABANA<theforge at mailman.qth.net>
>> Subject: Re: [TheForge] OT -12v motors
>>
>> "Sharts" is Jerry's amalgam of sharks and shafts and is just right!
>>
>>
>> On Jun 22, 2011, at 6:00 PM, Jerry Frost wrote:
>>
>>> Rotating shafts or any narrow tooling is indeed really dangerous. It's
>>> easy
>>> to take it too lightly and get careless. Drill bits in drill presses
>>> grabbing a hank of long hair are one of the most common tales of woe I
>>> know
>>> of. Heck, getting caught in the tooling of a rotary earth drill is almost
>>> always a death sentence of a most grissly manner. We had posters with pics
>>> of guys who'd gotten wrapped up in rotary tools in the drill shop, some
>>> pretty awful, the guy wrapped up with the cable in the winch drum was
>>> horrendous.
>>>
>>> Anywho, keep clear of rotary stock. The guards like you describe are well
>>> worth having, anything to keep you out of the sharts.
>>>
>>> Jer
>>> ----- Original Message -----
>>> From: "Andrew Vida"<osan at netlabs.net>
>>> To: "Blacksmithing List Sponsored by ABANA"<theforge at mailman.qth.net>
>>> Sent: Tuesday, June 21, 2011 9:24 PM
>>> Subject: Re: [TheForge] OT -12v motors
>>>
>>>
>>>>
>>>>
>>>> On 6/21/2011 4:03 PM, Jerry Frost wrote:
>>>>
>>>>> Guards on rotating machinery are good ideas but I've had things come
>>>>> through
>>>>> some guards and the ones nothing can get out of make it really hard to
>>>>> get
>>>>> things in through meaning you are working at BAD angles of attack.
>>>>> Learning
>>>>> to work out of the potential ballistic tragectory(sp?) is your best
>>>>> bet..
>>>>> As
>>>>> an added safety measure, especially when others are in the same area is
>>>>> to
>>>>> put something behind you like a locker to act as a scatter shield.
>>>>>
>>>>
>>>> One of the most effective safety features come in basic design where the
>>>> shaft is completely enclosed right to the hub.  A friend of ours in
>>>> northern NJ, we can call him Dick, has a combination grinder/buffer of
>>>> the 5 or 10 hp variety (not seen in a long-ish time).  The grinder side
>>>> is just like a typical large frame pedestal grinder - short shaft
>>>> issuing from the left side of the motor housing.  On the buffer side,
>>>> the motor housing extends rightward at least a good 20 inches, the
>>>> shaft/hub protruding just a few inches onto which the buffs or wire
>>>> wheels are mounted.
>>>>
>>>> I have found that while the wheels themselves pose a very definite
>>>> safety hazard, the rotating shafts are actually quite a bit more
>>>> dangerous.  Anything catching on the shaft will rapidly wind up and pull
>>>> in whatever is attached to the other end.  Think "farm equipment" and
>>>> "PTO shaft".  Bare shafting is hella-scary stuff.
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>>>>
>>>> -----
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>>>>
>>>
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