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Gladhand ?

Nac

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Was just thinking why truck and trailer air brake connections use gladhands and not an air quick attach that you would use for an air tool?
 
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RonG

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If nothing else they are simple and low maintainance to say nothing about the trouble it would be to change all the existing setups to the quick disconnects in use today.Those things are a hassle to use when there is pressure on them and do not deal with contamination well either.Gladhands are simple and cheap and pretty much universal,they are used on air compressors for the same reason.Ron G
 

tonka

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Longview WA
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Was just thinking why truck and trailer air brake connections use gladhands and not an air quick attach that you would use for an air tool?
they do just bigger and better quality... lots of guys use them on there own truck and trailers.... but when your pulling a company trailer they use gladhands because they are cheap and everyone uses them....
BTW most chrome shops have the quick conects in stock... as does most pete dealers.
 

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RocksnRoses

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We changed to Glad Hands years ago and were the only ones using them for quite a long time, because the trailer industry kept using the conventional fittings. The reason we changed was because of the type of work we do, both on road and off road, on our truck and pig trailer, the dirt would get in between the sleeves and balls on the connectors and lock them up. We have enough trouble even now with the hydraulic couplers, but the Glad Hands eliminated those problems.

RnR.
 

OneWelder

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Derry, New Hampshire
Years ago several Co. tried it around here, - eventually they found out they had to carry a tool box to hitch up.
Propane torch to thaw sleeve during winter months, penetrating oil and hammer for rust ,dirt, and frustration
But I still see them once in a while
 

digger242j

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LonestarCobra

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Sep 4, 2008
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WV
We use the quick disconnect style like on an impact wrench on our floats and folding neck trailers. The only reason we use them is so they can be recessed into the trailer, and they dont have any chance of getting broken while winching the trailer on or off. We also carry a set of adapters so we can pull the glad hand trailers also if needed. Our rig up trucks have them recessed into the tailboard and carry the individual air lines that go to the trailer.
 

tonka

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Also most if not all RGM trailer makers use quick connects, from the gooseneck to the deck of the trailer.
 

rigandig

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Dec 6, 2008
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Va
A note of caution. A regular quick disconnect, like is used on an air tool is illegal according to one Cal Dot DOT inspector. My buddy got cited for using the regular kind. The ones that are legal have the little slot in the outer sleeve that has to align with the little "***" sticking up from the body of the female coupler. Just passing on what I was told.
 

oversize

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Queenlsand AUST
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low loader driver
We don't really use glad hands down here this what we use
 

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RonG

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One of the problems with those quick disconnects that I have run into is the different configurations that exist that are exclusive to the style that you choose to use.
I have made up adapters that allow me to change styles to accomodate my air chucks etc because you never know what style the next guy is going to be using.There were three different configurations in use when I was active in the trade,I don't know if any one style predominates today or if there are more styles today than there used to be.Ron G
 

Tiny

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Jan 24, 2010
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NW Missouri
We changed to Glad Hands years ago and were the only ones using them for quite a long time, because the trailer industry kept using the conventional fittings. The reason we changed was because of the type of work we do, both on road and off road, on our truck and pig trailer, the dirt would get in between the sleeves and balls on the connectors and lock them up. We have enough trouble even now with the hydraulic couplers, but the Glad Hands eliminated those problems.

RnR.

Our 100 ton trailer has some of the quick connect on it,Summer not too bad just lube the daylights out of them . But winter is a real pain for the same reason OneWelder gave . Frozen fitting are a bear to deal with.Have used logbook sheets to get a fire rolling to thaw the things out .
 

heavylift

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KS
maybe the gladhands are a carryover from the railroad... easy to connect and disconnect..
 

Nac

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NJ
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I hooked up my 25 ton Tagalong to my single axle the other day and it was a bit pain to get the gladhands on I never use the single axle to pull a trailer so the rubber washers where a bit dry. I was thinking that large dia quick couplers would be eaiser. I have a air compressor mounted on my service truck uncovered year round and i never have problem hooking up tools to it,
 

RocksnRoses

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I hooked up my 25 ton Tagalong to my single axle the other day and it was a bit pain to get the gladhands on I never use the single axle to pull a trailer so the rubber washers where a bit dry. I was thinking that large dia quick couplers would be eaiser. I have a air compressor mounted on my service truck uncovered year round and i never have problem hooking up tools to it,

We use a Lanolin based aerosol spray (similar to WD40) and I find an occasional quick spray of the rubbers and the back of glad hand where they slide together, makes it easy to couple them up. The lanolin doesn't react with the rubber. The normal couplings are fine if they are away from contamination, used regularly and kept lubricated, but in our situation they run low to the road in all the dust and mud which locks them up.

RnR.
 

RonG

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I always spit on the rubbers before connecting them.I was told to do that at a very early age.I seldom had a problem.If you don't drain your air tanks they won't dry out.LOL.Ron G
 

OCR

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I always spit on the rubbers before connecting them.
So do I, but I didn't want to be the first person to post it... ;)


OCR... :D
 
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