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Re: [OM] Ball head lubricant

Subject: Re: [OM] Ball head lubricant
From: "Jim Nichols" <jhnichols@xxxxxxxxxxxxx>
Date: Wed, 25 Feb 2009 11:21:07 -0600
Chuck,

I would try a similar installation using packaging tape rather than duct 
tape.  My experience with the packaging tape is that it is almost impossible 
to disengage once it is rubbed down in place.

Jim Nichols
Tullahoma, TN USA
----- Original Message ----- 
From: "Chuck Norcutt" <chucknorcutt@xxxxxxxxxxxxxxxx>
To: "Olympus Camera Discussion" <olympus@xxxxxxxxxxxxxxxxx>
Sent: Wednesday, February 25, 2009 11:12 AM
Subject: Re: [OM] Ball head lubricant


> I've seen two dramatic failures of duct tape in the past two days.  In
> our rented, park model trailer there was a metal framed, glass covered
> print about 16x20" hanging on the wall.  As I was sitting here at the
> computer the print suddenly started vibrating loudly.  I hadn't realized
> that my wife had the washing machine running and the spin cycle
> imbalance was shaking the lightweight walls causing the print to
> vibrate.  Blissfully unaware, I removed the print from the nail it was
> hanging on to investigate the cause, discovered that the wall was
> vibrating, realized the cause was the washing machine and proceeded to
> place the print back on its nail.  As I tried to do so the hook on the
> back of the print which had been sticking through a slot in the
> cardboard backing slid down inside the backing.  There is no way to
> retrieve it. The cheaply built metal frame is a press fit (and maybe
> glued as well) and can't be removed without high risk of damage to the
> backing or something else.
>
> On the next trip to Wal-Mart I looked for some suitable stick-on hangers
> but found none amongst a moderately large number of different design
> choices.  So I resolved to design my own.  Once back I located a sturdy,
> spring-wire key ring.  I used some white 2" wide duct tape, tore off a
> strip about 6" long, cut it into three narrower 6" long strips.  Stuck
> them together front-to-back to make a stronger 3-layer 6" long strap
> which I passed through the wire ring and folded.  This gave me a hanging
> hook/ring attached to the end of a 3" long multi-layer duct tape strap
> with a loop at the end.  I then taped this strap to the cardboard
> backing with two pieces of duct tape about 2x4" and proudly hung the
> print back on the wall.  But, much to my chagrin, the strap slid out
> from under the two pieces of duct tape about 8 hours later and the print
> slid down the wall and hit the floor with a thump.  Fortunately, onto
> carpet and no damage done other than my pride.
>
> Upon inspecting my failed design I concluded that the failure was due to
> the backing side of the tape having a very slick plastic surface.
> Looking around I found another roll of duct tape, this one with the more
> conventional gray fabric backing with a surface not so slick as the
> white tape.  So I constructed a new strap around the ring with this one
> having a finished length of about 5" vs. 4".  I also formed a long loop
> with the adhesive side out and taped this loop firmly to the backing.  I
> pressed the new strap onto the adhesive and then retaped the whole thing
> down again with even more tape than used before.  Much to my chagrin,
> about 12 hours later the strap once again slid out of its duct tape
> confines and came crashing to the floor.  Fortunately, once again there
> was no damage done except double damage to my pride.
>
> Now I'm contemplating design attempt #3 before I have to turn this place
> back to the owners.  Suggestions accepted.
>
> Chuck Norcutt
>
>
> Ken Norton wrote:
>
>>
>> 2. If it moves and it's not supposed to, use Duct-Tape.
> -- 
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> 


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