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For you "Stealth" Black dorks out there.....

RhinofromWA

Brevity R Us
Aug 16, 2001
4,622
0
Lynnwood, WA
OK I am not the biggest fan of the "look at how hard core I am my sh!t is black" look but I saw a MX helmet that I even liked.

Thor
SVR Rubatone Helmet
$269.99 - $279.99

The Rubatone offers a matte finish
The SVR helmet has quickly established itself among the finest helmets in the world
This year with the help of Supercross star Chad Reed, The ProCircuit, Team Yamaha of Troy and Freestyle Champ Nate Adams, Thor refined the SVR helmet even further
Constructed of Aramid, fiberglass and Dyneema for superior strength and weight savings
Twin forehead vents channel back to two rear exhaust vents for optimum airflow to keep you cool
Integrated high flow mouthpiece to increase airflow
Removable Coolmax liner will keep you cooler and drier
Removable roost guard
Optional stabilizer fin included
Dual density Styrene liner
Molded polyurethane chinbar liner
Mesh foam grate to reduce dust
DOT and Snell M2000 approved
Customizing decal kit included



It has a rubberized coating that is both matte looking and feels cool to.

Be the envy of all your stealth homies and get the most sick stealth helmet around.

:D

It really did look pretty cool and as soon as I saw it I thought of the Stealth black MTBr's :)

Rhino
 

Tenchiro

Attention K Mart Shoppers
Jul 19, 2002
5,407
0
New England
Seems like a rubberized coating would cause the helmet to grab anything you may happen to hit. Personally I think I would like a highly polished coating so the helmet is more prone to sliding off things...
 

RhinofromWA

Brevity R Us
Aug 16, 2001
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Lynnwood, WA
Tenchiro said:
Seems like a rubberized coating would cause the helmet to grab anything you may happen to hit. Personally I think I would like a highly polished coating so the helmet is more prone to sliding off things...
:confused:

:think: I don't see it as being a problem. unless you wiegh like 6oz. :) It isn't like you will hit with your head and stick like a lawn dart.

or be like a cartoon bouncing back and forth pivoting on your head. :D
 

RhinofromWA

Brevity R Us
Aug 16, 2001
4,622
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Lynnwood, WA
Plus it might just save your life....

...as it insulates you from that "high voltage" wire you hit with your head.....since we are talking hypotheticals. :D
 

me89

Monkey
May 25, 2004
839
0
asheville
rubberized coating all the way. extra protection so that the helmet can take more crashes without replacing the thing. where have you been riding for that coating to grab something. its not glue. i think it will slide just as easily a polished finish. awsome helmet rhino.and are there any cheaper versions of this thing with that rubber finish. :thumb: :thumb: :thumb:
 

RhinofromWA

Brevity R Us
Aug 16, 2001
4,622
0
Lynnwood, WA
me89 said:
rubberized coating all the way. extra protection so that the helmet can take more crashes without replacing the thing. where have you been riding for that coating to grab something. its not glue. i think it will slide just as easily a polished finish. awsome helmet rhino.and are there any cheaper versions of this thing with that rubber finish. :thumb: :thumb: :thumb:
Don't know....jsut saw this one LaborDay weekend and thought it looked sharp I listed MSRP but if you looked around it might be cheaper online or as the next lines comeout.

I bought a low $200 helmet for $120 just because the new years designs were coming out.

Rhino
 

Tenchiro

Attention K Mart Shoppers
Jul 19, 2002
5,407
0
New England
RhinofromWA said:
:confused:

:think: I don't see it as being a problem. unless you wiegh like 6oz. :) It isn't like you will hit with your head and stick like a lawn dart.

or be like a cartoon bouncing back and forth pivoting on your head. :D
Say you collide with a tree. In a rubberized helmet there is going to be alot more friction than in a tradistional helmet. So instead of deflecting off, it is going to grab more. Which is going to cause more injuries as oyur body keeps moving and your head doesn't.
 

RhinofromWA

Brevity R Us
Aug 16, 2001
4,622
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Lynnwood, WA
Tenchiro said:
Say you collide with a tree. In a rubberized helmet there is going to be alot more friction than in a tradistional helmet. So instead of deflecting off, it is going to grab more. Which is going to cause more injuries as oyur body keeps moving and your head doesn't.
If you fail to take into account the amount of friction from said helmet would not even be noticable.....

you end up making a mountain out of a mole hill. :)

There is no way this helmet would cause anything near what you are e-pothisizing. No way. I guess you could find the helmet and start striking it against the display or wall (the shop employees will love that ;) ) to see if it is a problem for you.

There would be no noticable friction from the helmet while striking a tree or anything short of tissue paper. ;)
 

dan-o

Turbo Monkey
Jun 30, 2004
6,499
2,805
RhinofromWA said:
If you fail to take into account the amount of friction from said helmet would not even be noticable.....
When hard shell helmets were first introduced, replacing the bare or lycra covered foam that was the old standard, one of the selling points was that the smooth surface would reduce neck injuries due to less friction at impact. The other benefit was preventing the helmet from breaking apart and becoming less effective in secondary impacts.
 
Tenchiro said:
Say you collide with a tree. In a rubberized helmet there is going to be alot more friction than in a tradistional helmet. So instead of deflecting off, it is going to grab more. Which is going to cause more injuries as oyur body keeps moving and your head doesn't.
i wear a sandpaper skinsuit, so they cancel each other out.....
 

Tenchiro

Attention K Mart Shoppers
Jul 19, 2002
5,407
0
New England
RhinofromWA said:
If you fail to take into account the amount of friction from said helmet would not even be noticable.....

you end up making a mountain out of a mole hill. :)

There is no way this helmet would cause anything near what you are e-pothisizing. No way. I guess you could find the helmet and start striking it against the display or wall (the shop employees will love that ;) ) to see if it is a problem for you.

There would be no noticable friction from the helmet while striking a tree or anything short of tissue paper. ;)
It may not be a huge issue, but friction is friction. In school we had two gyms one with a standard hardwood finish and one that was rubberized. I fell on both of them plenty but that rubberized one was scary because you just stopped almost instantly and it hurt like hell. I actually broke my arm on it one time.

Same reason boxers can't use vaseline on their faces, and pitchers can't throw spitballs. Both cut down the friction and make it harder to get a good contact. It is just the opposite that applies here.

If you are flying and your head happens to catch an obstacle that your body doesn't and the helmet grabs it instead of sliding off you are gonna have a higher chance of injury.
 

Westy

the teste
Nov 22, 2002
56,407
22,490
Sleazattle
It is all about energy absorbtion. In theory if you fell onto a frictionless surface it would not matter if you were traveling 0 or 100 mph, it would hurt just the same. Add in friction and speed becomes an issue. Road leathers and helmets are made to slide so a rider only has to absorb the energy from falling not the speed he is traveling, of course hiting something is still a concern. If the leathers/helmet were not slippery it would apply a side load resulting in a torque on the rider. This could cause someone to roll instead of sliding, for a helmet it could mean your neck getting broken from a twisting action. Of course this is not as important for a MX helmet but there are certain circumstances where it will make a difference.
 

RhinofromWA

Brevity R Us
Aug 16, 2001
4,622
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Lynnwood, WA
Westy said:
It is all about energy absorbtion. In theory if you fell onto a frictionless surface it would not matter if you were traveling 0 or 100 mph, it would hurt just the same. Add in friction and speed becomes an issue. Road leathers and helmets are made to slide so a rider only has to absorb the energy from falling not the speed he is traveling, of course hiting something is still a concern. If the leathers/helmet were not slippery it would apply a side load resulting in a torque on the rider. This could cause someone to roll instead of sliding, for a helmet it could mean your neck getting broken from a twisting action. Of course this is not as important for a MX helmet but there are certain circumstances where it will make a difference.
Again not to any degree where it would make a difference......

check one out and see for yourself and see the rubberizing they are talking about.

All this e-annalyzing is way off base and kind of funny. There is no way this rubberized helmet is going to cause any noticable change on an impact to a human being.

I would think a MTB helmet deforming on impact absorbing the blow would cause more friction from the big dent holding onto the object that made teh dent than this would. :)
 

DßR

They saw my bloomers
Feb 17, 2004
980
0
the DC
those "rubberized" floor finishes are downright scary. Much easier to roll an ankle and whatnot. If you think such a finish has no effect on how well something "grabs" onto it and resists sliding, you're on crack!
 

thesacrifice

Monkey
Aug 4, 2004
451
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360
in what circumstances would you need your head to slide off a tree? if you skimmed the side of it? If you go head on into a tree I don't see how a slippery helmet would be anymore beneficial. Perhaps I'm just not able to come up with a common situation right now..
 

syadasti

i heart mac
Apr 15, 2002
12,690
290
VT
Actually having a low friction cover on a helmet, even a nylon one, makes a difference versus a bare styrofoam helmet. Since the rubber makes more friction, similiar to styrofoam, it would be less safe:

Skid Tests
on a
Select Group of Bicycle Helmets
to Determine Their
Head-Neck Protective Characteristics



Voigt R. Hodgson, Ph.D.
Director Gurdjian-Lissner Biomechanics Laboratory
Department of Neurosurgery
Wayne State University
Detroit, Michigan


A select group of bicycle helmets, representative of hard shell, micro-shell and noshell with either rubber straps or nylon cover models, were subjected to skid-type impacts to smooth and rough concrete inclined at five angles from 30 to 60 degrees. Impact occurred in the range of 6.5-8.5 mph (10.4-13.7 km/hr), the upper limit of which was dictated by risk of damage to the neck transducer in the modified Hybrid III dummy. Two dummy body orientations at impact, both symmetrical to the sagittal plane, were investigated.

Test results predict that hard and micro-shell helmets provide about equal protection from cervical spine injury. The hard and micro-shell helmets tended to slide rather than hang up on impact with concrete. This sliding tendency was the mechanism that reduced the potential for neck injury. Nylon covers on the no-shell helmets were helpful under some conditions in allowing sliding to occur as the cover was stripped off the helmet by friction with the concrete...
 

DßR

They saw my bloomers
Feb 17, 2004
980
0
the DC
thesacrifice said:
in what circumstances would you need your head to slide off a tree? if you skimmed the side of it? If you go head on into a tree I don't see how a slippery helmet would be anymore beneficial. Perhaps I'm just not able to come up with a common situation right now..
Maybe not a tree, although I took a glancing tree-blow to the helmet this weekend, fwiw. But I can see wanting your head to slide along the ground, rather than "catch" which would result in the exact same motion as rolling your ankle, except that it would be rolling your neck and you'd live out your days in a chair.
 

DßR

They saw my bloomers
Feb 17, 2004
980
0
the DC
If you were playing soccer, which material would you rather have your shoe soles made out of, and why?

1- sole made of hard plastic with a laquer coating
2- sole made of rubber
 

RhinofromWA

Brevity R Us
Aug 16, 2001
4,622
0
Lynnwood, WA
DßR said:
Maybe not a tree, although I took a glancing tree-blow to the helmet this weekend, fwiw. But I can see wanting your head to slide along the ground, rather than "catch" which would result in the exact same motion as rolling your ankle, except that it would be rolling your neck and you'd live out your days in a chair.
The hemlet in question does not have grappling hooks to yank your head around.

The floor example is a good one to bad the point of contact with the rubbo nthe helmet would be the size of an eraser. :D

I can't beleive everyone is FREAKINGOUT about a covering they have never seen.........

and have no clue what this material will do or react.

Only partially educate E-guesses based on unrelated tests.....:thumb: to funny:)

I agree a helmet that grabbed and yanked your neck would be bad........this however is MOST LIKELY not going to cause anything more than the ladies to admire that stealthy black helmet you are wearing. :D
 

syadasti

i heart mac
Apr 15, 2002
12,690
290
VT
No e-guesses like yours Rhino, scientific study that shows lower friction coatings prevent injuries and are more desirable - you are wrong, sorry...
 

Acadian

Born Again Newbie
Sep 5, 2001
714
2
Blah Blah and Blah
wow...just go to this thread.

I'm no engineer of savvy type when it comes to surface characteristics - like what is best is what isn't. But I would think a slippery surface would be better. MANY times I've brushed trees with my helmet, which just slid off it. If it would of grabbed, chances are it would of made me crash.
 

dan-o

Turbo Monkey
Jun 30, 2004
6,499
2,805
I don't think anyone is "freaking out", except maybe you in your unwavering defense of the helmet. All people are saying is that less friction is good when it comes to smacking your head.

I had some Zeal Slick glasses with that exact, thin rubber coating on the whole frame. Toss 'em on a table and guess what, they stopped in their tracks. Must've been the grappling hooks.
 

DßR

They saw my bloomers
Feb 17, 2004
980
0
the DC
Rhino, you're making a partially educated e-guess about how it'll react in a crash too, unless you've already wrecked in one and pile-driven your head into the ground at an angle...
 

RhinofromWA

Brevity R Us
Aug 16, 2001
4,622
0
Lynnwood, WA
syadasti said:
No e-guesses like yours Rhino, scientific study that shows lower friction coatings prevent injuries and are more desirable - you are wrong, sorry...
HOLD UP :D

To what degree? That is what is killing me.

A YETI DH does not have a true verticle path....it has a shallow arc....to be as good as verticle but it isn't.

How much friction does this coating on this helmet (wich is what you are assuming will snap necks) provide? Well I have seen it....have you?

No. :) So whos E-guess it more accurate? I would say first hand knowledge has a leg up. I guess mine is a more practical reall life experience, e-guess.

So, sorry.;)

Seriously. Studies have shown nothing with regard to this and have not addressed the effect this helmet would have is similiar test...you have taken an E-leap :D to a conclusion based on a vague description and a picture on a web site. :thumb: way to go!

But I insist continue with your assertion as if they were based on any relative facts.

My point is not that the rubber does not add friction....it is that the frictions relative effect would be negligent to non-existent in any perceptible amount. Much like the "verticle path" of the Yeti DH 9 and the like. It is all in the extent to wich the change is noticable actually a problem.

Sorry you are blowing the effect of this rubber coating onthe helmet way out of porportion.
 

RhinofromWA

Brevity R Us
Aug 16, 2001
4,622
0
Lynnwood, WA
dan-o said:
I don't think anyone is "freaking out", except maybe you in your unwavering defense of the helmet. All people are saying is that less friction is good when it comes to smacking your head.

I had some Zeal Slick glasses with that exact, thin rubber coating on the whole frame. Toss 'em on a table and guess what, they stopped in their tracks. Must've been the grappling hooks.
To say this helmet will roll your neck and stick in a crash is an overstatement and a condemation of a product they have never seen.

That is freaking out.

Take your sunglasses, add 200lbs, ubtract surface available to cause friction and there you have your test. ;)
 

syadasti

i heart mac
Apr 15, 2002
12,690
290
VT
RhinofromWA said:
HOLD UP :D

To what degree? That is what is killing me.

A YETI DH does not have a true verticle path....it has a shallow arc....to be as good as verticle but it isn't.

How much friction does this coating on this helmet (wich is what you are assuming will snap necks) provide? Well I have seen it....have you?

No. :) So whos E-guess it more accurate? I would say first hand knowledge has a leg up. I guess mine is a more practical reall life experience, e-guess.
Sorry, you can't read or spell, no wonder you are misguided so often around here. Maybe you need some new glasses....

The study shows that lower friction coatings reduce injury, end of story.

Therefore more friction = more injury...
 

RhinofromWA

Brevity R Us
Aug 16, 2001
4,622
0
Lynnwood, WA
DßR said:
Rhino, you're making a partially educated e-guess about how it'll react in a crash too, unless you've already wrecked in one and pile-driven your head into the ground at an angle...
I held, felt, examined the object of discussion..........

how many of us have?

I don't see everyone spraying PAM cooking spray on their helmets and bike before taking a run to lower the friction coefficient. :D

To funny.

I can't see how this would grap a tree in any sense of the word.......it simply would be unnoticable to you or I. That is the point. :rolleyes:

I know the kid who was wrecked with it and he described no kneck snapping effects of the coating or having him stripped off the bike from grazing a tree with it. :rolleyes: Simply is a non-issue made to sound like a public safety hazard. :)
 

DßR

They saw my bloomers
Feb 17, 2004
980
0
the DC
RhinofromWA said:
I held, felt, examined the object of discussion..........

how many of us have?
But not wrecked in it, right?


RhinofromWA said:
I can't see how this would grap a tree in any sense of the word.......it simply would be unnoticable to you or I. That is the point. :rolleyes:
I already said, I'm not concerned much with trees, it's the ground that would worry me. Rubber grips really well on the ground, that's why they make tires out of it.

I don't give a F anyway, I'd never wear a moto helmet, let alone a BLACK one, so it's just academic as far as I'm concerned.

And the point stands -- less friction = safer.
 

RhinofromWA

Brevity R Us
Aug 16, 2001
4,622
0
Lynnwood, WA
syadasti said:
Sorry, you can't read or spell, no wonder you are misguided so often around here. Maybe you need some new glasses....

The study shows that lower friction coatings reduce injury, end of story.

Therefore more friction = more injury...
You must be so bogged down in detail your thoughts can't come up for air.

Does the coating adversly effect to a point that it is noticable and should be warned against? :sneaky:

Dare I say no.....and until you have some test that shows used in this application that a hhuman being will notice anything as a result of this coating you are talking out of you well informed but clueless mouth.;)

Your study says nothing but the obvious...there is a difference between smooth and textured surfaces. Well gee I guess that proves it. :rolleyes:

Before you make funof my typing and lack of proof reading, take a look at your lack of ability understand the application and how it would react in it. Then you can make a false blanket statement. :)
 

syadasti

i heart mac
Apr 15, 2002
12,690
290
VT
Sliding resistance is specific named as a safety factor in the ideal helmet from the safety experts at BSHI.org, it notes that the old ABS helmets were better at sliding/safer and thin shells are nearly as good..:

Our Design for the Ideal Helmet
Ten Principles for the Best Helmet
...
5. Outer Shell
In a crash you want an interface with the road that is smooth, hard, round and slick. That keeps your head from snagging, which can add to the severity of the impact and may even jerk your neck. The elongated "aero" style has a tail on the rear than could shove the helmet aside when you hit, leaving your head unprotected. Professor Hugh Hurt has raised this question again recently, based on both testing problems and field reports of injury from helmets being pushed aside. We no longer use hard shell helmets, primarily because they were so heavy and expensive to manufacture. Only one company makes them today for bicycle use, Hopus Technologies, and their updated models show what you can still do with ABS hard shells. The thin shells on today's market are nearly as good in sliding resistance, and some of them are evolving into slightly harder shells now as the manufacturers try to open up more vent area and rely more on the shell for impact strength. Again, the rounder the helmet the better, so aero has its penalty. Vents are necessary, but make sure they are smoothly faired into the helmet shell, and avoid any helmet with unnecessary fashion ridges on the outside, or snaps for visors, or any other feature that could cause the shell to snag. Those three helmets top-rated by Consumer Reports all had smooth shells unbroken except for the vents. This is an easy item for a consumer to assess, as long as you keep in mind that you want your head to slide on impact. We hope to amend the ASTM standard some day to add a requirement to measure sliding resistance of the shell, but that's another story.
...
 

RhinofromWA

Brevity R Us
Aug 16, 2001
4,622
0
Lynnwood, WA
DßR said:
But not wrecked in it, right?
the owner did. :rolleyes:

I already said, I'm not concerned much with trees, it's the ground that would worry me. Rubber grips really well on the ground, that's why they make tires out of it.

I don't give a F anyway, I'd never wear a moto helmet, let alone a BLACK one, so it's just academic as far as I'm concerned.
Very academic....to the point people use studdies to prove a point that has so little to do with the discussion at hand that they can't see it....but hold on to that study.

And the point stands -- less friction = safer.
Hello captian obvious....less friction =safer

Now take it a step further and ask yourself "In this application would there be an effect enough that a human being would be effected?"

That is where I differ.......the effect on a person would be nonexistant. None of the studies have addressed this question with this helmet. So while it is good to point out it is also not something to base a opinion as fact or law.