[TowerTalk] TOWER ROTOR

Sat May 8 18:12:38 EDT 2004

some of tham morers use a rubber tire  on a disk to get the right angle
and tham are  1 to 1 or soo
you should  have  a much lower rpm out

At 01:06 PM 5/8/2004, VE6JY Don Moman wrote:
>I'd venture to say that any "Bush Hog" or similar mower in the junk yard is
>there because the gear box is broke!  Everything else is fairly minor to
>repair/replace except that!  But one never knows why something is in the
>junk yard so it's always worth looking.  I find industrial auctions are a
>much better place to find these sort of items.  Conveyor belt drives, large
>overhead doors and other industrial drives often use a large worm drive,
>some with a motor attached. An obscure motor voltage (or not working) may
>reduce the value drastically.  At such a sale last fall, there were about 20
>large worm drives, some with motors,  that sold for 5$ each. I bought the
>only two that I could actually lift, the others would have taken a forklift
>to handle.  But they sure would have handled a rotating tower nicely!
>
>Good hunting.
>
>73 Don
>VE6JY
>
>
>
>----- Original Message -----
>From: "RICHARD BOYD" <ke3q at msn.com>
>To: "J.Hector Garcia M" <Hector at telecom1.net>
>Cc: "towertalk reflector" <towertalk at contesting.com>
>Sent: Saturday, May 08, 2004 12:40
>Subject: Re: [TowerTalk] TOWER ROTOR
>
>
> > Hector, we admire your resourcefulness!
> >
> > I had recent experience working on a "Bush Hog" rotary mower that many of
>us
> > are familiar with, that are widely used and widely available.  The typical
> > one attaches on a "three-point hitch" and "PTO" (power take off) of a
>small
> > to medium farm tractor.  They are about the width of the tractor,
>sometimes
> > wider and typically have a single large blade.  Particularly the "Bush
>Hog"
> > brand is well made and capable of mowing even saplings (trees of up to an
> > inch or two diameter), in addition to just grass and weeds.  This is the
> > mower of choice when brush and grass have gotten to be tall -- several
>feet
> > high.  I've mowed brush as much as eight feet high with them.
> >
> > Getting to the point, there is a gearbox, transfer case, in them that
>could
> > be salvaged from old ones, could be found at junk yards, etc., that will
> > give you a 90 degree turn.  It also strikes me these gears could be
>adapted
> > to (welded) prop pitch rotators, etc. for that application as well.  If
>you
> > can find one of these it could give you the 90 degree turn you want.  (It
> > seems to me that finding a different way to mount the motor would
>accomplish
> > the same thing but keeping the motor in the orientation you prefer and
> > making the turn with a gear assembly may indeed be the easiest and best
> > way.)
> >
> > I am going to start "keeping my eyes open" for old "Bush Hog" mowers with
> > the idea of salvaging the gear box.
> >
> > 73 - Rich, KE3Q
> >
> >
> > ----- Original Message -----
> > From: "J.Hector Garcia M" <Hector at telecom1.net>
> > To: <towertalk at contesting.com>
> > Sent: Saturday, May 08, 2004 1:32 AM
> > Subject: [TowerTalk] TOWER ROTOR
> >
> >
> > GUYS:
> >
> > I WILL LIKE TO KNOW WHAT TYPE OF TRANSMITION AND MOTOR ARE THE BEST TO USE
> > TO ROTATE A TOWER, I HAVE A  FEW PHOTOS OF HOMEBREW ROTORS AND OTHER
> > COMMERCIAL OUT OF MY BUDGET.  I WILL LIKE TO BUILD THIS  AT LOW COST BUT
> > HIGH QUALITY , FOR THAT REASON I WILL TAKE MY TIME AND LOOK FOR THE RIGHT
> > PARTS.
> > I FOUND HERE IN A LOCAL JUNK YARD  SEVERAL TRANSMITIONS WITH MOTOR IN VERY
> > GOOD CONDITIONS AND GOOD PRICE 100-150 DLLS COMPLETE , THIS ONES COMES IN
>A
> > MACHINE  THAT WAS USED IN  SOME AGRICULTURAL PROCESS.  VERY STRONG AND
>THE
> > SHAFT IS AROUND 1 1/8 INCH  , THE ONLY PROBLEM IS  THIS IS MOUNTED
> > HORIZONTAL.  IN THE LEFT THE MOTOR AND THE RIGHT THE LOW SPEED SHAFT , NOT
> > ABOVE LIKE THE ONE THAT APPEARS IN THE NCJ  THAT HAVE IN USE  A CONTEST
> > STATION IN OH0 LAND.
> >
> > I WILL APRECIATE  IDEAS AND  YOUR OPPINIONS.
> >
> > TNX IN ADVANCE
> > HECTOR XE2K
> > _______________________________________________
> >
> > See: http://www.mscomputer.com  for "Self Supporting Towers", "Wireless
> > Weather Stations", and lot's more.  Call Toll Free, 1-800-333-9041 with
>any
> > questions and ask for Sherman, W2FLA.
> >
> > _______________________________________________
> > TowerTalk mailing list
> > TowerTalk at contesting.com
> > http://lists.contesting.com/mailman/listinfo/towertalk
> > _______________________________________________
> >
> > See: http://www.mscomputer.com  for "Self Supporting Towers", "Wireless
>Weather Stations", and lot's more.  Call Toll Free, 1-800-333-9041 with any
>questions and ask for Sherman, W2FLA.
> >
> > _______________________________________________
> > TowerTalk mailing list
> > TowerTalk at contesting.com
> > http://lists.contesting.com/mailman/listinfo/towertalk
>
>_______________________________________________
>
>See: http://www.mscomputer.com  for "Self Supporting Towers", "Wireless 
>Weather Stations", and lot's more.  Call Toll Free, 1-800-333-9041 with 
>any questions and ask for Sherman, W2FLA.
>
>_______________________________________________
>TowerTalk mailing list
>TowerTalk at contesting.com
>http://lists.contesting.com/mailman/listinfo/towertalk