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TV wall mount 70" @75lbs, full motion, raise/lower, *ROTATE*

luvit

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Jul 11, 2011
Messages
1,580
hey guys. i'm sucking air on finding a TV wall mount which does the following.
  • rotates 90deg to portraint mode
    a983ad20-599d-42d7-bd41-c84e60aebb1c_50_50.jpg
  • raises & lowers the TV (needs to be some sort of arm)
  • swivels left and right (about 45deg or less)
  • holds a 70"-ish tv (about 75lbs or more)

i think I'm looking for the impossible. -- especially the 90deg portrait mode rotation. most wall mounts only swivel 3-5 degrees for leveling.

if i get lucky enough to find one that does everything except 90deg portrait rotation, i'm hoping to incorporate my own swivel that would look similar to this.
fau-711-main.jpg

http://www.thehardwarehut.com/catalog-product.php?p_ref=259839

i don't think i want to mount THAT swivel sideways with 75lbs of weight.

this is like 2 discussions in one.
find a good mount that does everything.. or
if the wall mount lacks a one of my bullet points, above, i'll hopefully be able to safely modify the mount.
 
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MP&C

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Oct 21, 2009
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Leonardtown, MD
Unfortunately, I don't think an articulating arm for the left and right swivel will hold the weight when you rotate to portrait. How fast did you want it lowered? :willy_nil
 
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luvit

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haha.
something like this picture is perfect, but is limited to 44lbs -- I could add my own swivel for portrait orientation.
am i missing something? why would portrait cause more stress on an articulating arm?
i'm hoping for adding a smooth ball bearing swivel to reduce resistance.. are you thinking of a stiffer rotation than that?
4507eada-6a93-4890-8a9e-21f3195086a8_500_500.jpg

http://www.monoprice.com/Product?c_id=109&cp_id=10828&cs_id=1082821&p_id=9745&seq=1&format=2
 

srmofo

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Oct 15, 2009
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SW ohio
Don't mind me... I was picturing the swivel against the wall, not on the TV... :tard:

Dont feel bad, that is where my first thought went as well. Then I thought about it and understood.

Still sounds like the OP is chasing a unicorn for a 70" TV
 

redsand187

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Dec 1, 2012
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96
Location
Washington
The raising and lowering is going to be the thing that makes it impossible to find.

If you are going to fab one, I wouldn't use a bearing swivel like that one you posted. I'd try to find some sort of friction plate setup. That way it can actually be held in place by friction and not need some sort of pin.

What is the purpose of this with such a big monitor.
 
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luvit

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..missing a raise/lower feature.
Still sounds like the OP is chasing a unicorn for a 70" TV
..well put. i knew i understated how this may be impossible to buy.
..been there. :)
The raising and lowering is going to be the thing that makes it impossible to find.

If you are going to fab one, I wouldn't use a bearing swivel like that one you posted. I'd try to find some sort of friction plate setup. That way it can actually be held in place by friction and not need some sort of pin.
What is the purpose of this with such a big monitor.
thanks, friction plate is not a part name i was familiar with in this vertical application. i'll search around with that name.
This is for a classroom to be mounted above a very long chalkboard.
It will probably block several inches of the top of the chalkboard when raised, but i hope it can be lowered to accommodate more-natural position for student's extended viewing time.
It would rotate to portrait orientation to accommodate class demos of mobile software and smart phone programming.
..nice site. i struck out there. :)

everyone's input is helpful. it helps me stir around compromises in existing designs.
.
 
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luvit

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i finally found this. i think it offers everything except 90 degree rotation to portrait orientation
a983ad20-599d-42d7-bd41-c84e60aebb1c_50_50.jpg

i'm sure something can be modified with a lot of careful thought.
it supports 120 lbs, so extra metal can be added for the rotation of my 75 lb tv.
:beer:
https://www.dynamicmounting.com/product/swivel-mount#swivel-mount-specs
Down-and-Out-Swivel-Mount1-480x480.jpg
 
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luvit

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Jul 11, 2011
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For monitors that size and larger we use Peerless and Chief mounts. www.peerless-av.com/http://www.chiefmfg.com/They are geared more toward a commercial environment, which may be better suited to your requirements.
i saw nice wall mount nice items, but nothing lowering.
those guys could build me a one-off design for sure, but it would probably be priced several times higher than dynamicmounting.com.

i'm going to reach out to your companies, but i may have found the ticket with dynamicmounting.com. -- just missing the full rotation, which i'll reach-out to them, too.
 
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srmofo

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SW ohio
Call me crazy, but now that you've stayed the application a projector sounds like a better option. I know that's what all my classrooms use, even my user interaction course. Even better if you project onto a white board where you can easily draw on the image.

Our screens just pull down or have an electric mechanism forthe really big ones.
 

jorhay

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Dec 29, 2010
Messages
16
We use peerless for static mounting of displays up to 75" at work (trade show and demo tours), I would personally choose a projector set up for the situation you have described. Or a digital white board/projector display set up. My sister has a Promethean set up in her classroom.
 

Kevin54

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Jan 12, 2005
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I have one that would most likely hold the weight, but you would have to modify it to fit a 70". The arm will lay flat against the wall, but it was made for, up to a 32" standard TV. At 75 pounds for a 70" it sounds like you may have an LCD possibly? I'd have to dig deep into the garage closet to find it, but if I can, you'd be more than welcome to it.
 
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luvit

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I have a lot of text for our courses and the projector doesn't produce legible results in some cases. -- and a 70" - 80" may not do much better. I'm adding the TV next to the projector screen, the the left.

Hey, Kev. I really appreciate the offer.
I bet your mount doesn't match my hefty expectations
  • rotates 90deg to portraint mode
    a983ad20-599d-42d7-bd41-c84e60aebb1c_50_50.jpg
  • raises & lowers the TV (needs to be some sort of arm)
  • swivels left and right (about 45deg or less)
  • holds a 70"-ish tv (about 75lbs or more)
if your mount can do 3 of 4 of those things, I'd post a video of me hugging you.
 

mkholmes3

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Dec 8, 2013
Messages
30
I've been looking for something similar for a while. We built a dock and I'm wanting an arm that will swing down from a horizontal position into a vertical position and the TV would then rotate to whatever position you want so you can watch from wherever you are. I found the arm and now I need to attach it to a piece of round stock and then attach that to a frame. The frame would have an attachment point to which I will use an actuator to affix to the arm to make the arm swing up and down. I then want to complicate it even more and figure out a way to attach a false ceiling to the back so it doesn't look so bad when its in the up position. I'm still trying to figure that part out.
 
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luvit

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I'm not going to be able to show results until Jul or Aug.
This is based on a budget which my approved purchases happen after July 1st. I have solutions now to support all my desired features.
 
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