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Realistic Wrists


ChocolateFrogs

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So I was trying to pose my Ackar set and wanted to have him lifting up his flame sword high into the air. Now, because of how the ends of the joint side is on his wrist, to have the flame pointing up his arm has to be at about a 45 degree angle. (Attached and looking like these hands.)

 

Granted, almost all hands have had this build, but now I am finally bloging about it because the hands make it worthwhile. Keep reading.

 

If TLG produced the hands with the joint section turned 90 degrees, hands could be more like this.

 

Move your hand/wrist around. While they can turn left and right like the current Bionicle hand, would someone ever really move their hand like that? Not usually. However, move your hand/wrist up and down your arm, as if you were pointing a sword or spear (or Ackar was lifting his sword in the air) and notice how the Bionicle sets can not do that "important" (IMO) task.

 

That is all.

 

-CF :kakama:

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Good point. (So what we really need are better fingers? (Yes, but this is not the reason. Ha!) Something so that swords could be pointed up at the sky...)

 

-CF

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Holding your fist in front of you as if you were holding a sword straight up, you're wrist articulates the exact same way BIONICLE ones to, with their ball jointness compensating for the lack of forearm rotation. Like Sd and you say, it's the fingers that are the problem.

 

An odd pro of the new style joints is that hands are more articulate than if they had the old style...

 

90 degree turned joints would offer better articulation, but it would be less realistic hand rotation, and the joint would create unsightly tall wrists, as opposed to the current version that (kind of) matches the wider horizontal shape of a real wrist.

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I was thinking about something like this when I was reading my biology. 'Cause humans have the ulna and the radius in their forearm, and the radius one is on the outside and allows you to rotate your hand, which is attached to both bones.

 

So why not build an MOC with two separate forearms? Attach one you a socket without the ability to rotate, and then attach the other one underneath WITH the ability to rotate, then attach both to the hand with full flexibility, and you'd have an arm with close to human flexibility.

 

Then of course there's the idea of build the entire human skeleton with all correct joints, but that's a little harder.

 

55555.gif 55555 55555.gif

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I can't really see any feasible way of improving the hand joint pieces we have currently. Yes, they're limited in that dimension, but as people have said it's the fingers that really make that sort of pose feasible, not the wrists. And the current configuration of the hand joints gives them the best visual proportions.

 

Plus, I can think of several reasons left-right poseability is an advantage of the current hands. For instance, angling it in allows a set to deliver a backhand blow, or to make a generic "flexing biceps" pose. Turning it the other way lets a set perform numerous nonverbal gestures (put Raanu's hand in the air and just imagine him delivering that wonderful line: "We're just Agori; we can't challenge a Glatoran") or to have a "hand on hip" pose (difficult with some sets' proportions, but it works for Ackar or any Glatorian with a similar arm+torso build, which includes many of this year's Glatorian: Strakk, Tarix, Vorox, Gelu, or Mata Nui).

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Ah, I see what you mean with things like hitting with a blunt end of a sword. So I guess it just depends on what one wants to do...where the priorities are. I, for instance, hadn't thought of that and really just wanted to point things in a straight line along my arm.

 

I guess the wrists and hand-connection on my Certavus MOC might be an example of a start at trying to be able to point something along an arm while at the same time allow the wrist to move left and right.

 

-CF

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Are we talking about turning the joint 90 degrees? I think that'd work pretty well. The in-out articulation (like for flexing biceps) doesn't need to be nearly as large as it is (it looks utterly ridiculous if you bend the hand all the way), so by turning the joint you don't lose much in that aspect. But you gain the illusion of being able to hold a sword like you want.

 

It might look odd, having the joint that way, though. It'd be wide on the inside of the wrist, which would look strange. (the outside might look cool though, and you could add a shield to it with a regular LEGO stud)

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I was thinking about something like this when I was reading my biology. 'Cause humans have the ulna and the radius in their forearm, and the radius one is on the outside and allows you to rotate your hand, which is attached to both bones.

 

So why not build an MOC with two separate forearms? Attach one you a socket without the ability to rotate, and then attach the other one underneath WITH the ability to rotate, then attach both to the hand with full flexibility, and you'd have an arm with close to human flexibility.

 

Then of course there's the idea of build the entire human skeleton with all correct joints, but that's a little harder.

 

55555.gif 55555 55555.gif

But how would you then attach the forearm to the upper arm while retaining the flexibility? Tendons are the only reason it works with us humans. :P
Link to comment
I was thinking about something like this when I was reading my biology. 'Cause humans have the ulna and the radius in their forearm, and the radius one is on the outside and allows you to rotate your hand, which is attached to both bones.

 

So why not build an MOC with two separate forearms? Attach one you a socket without the ability to rotate, and then attach the other one underneath WITH the ability to rotate, then attach both to the hand with full flexibility, and you'd have an arm with close to human flexibility.

 

Then of course there's the idea of build the entire human skeleton with all correct joints, but that's a little harder.

 

55555.gif 55555 55555.gif

But how would you then attach the forearm to the upper arm while retaining the flexibility? Tendons are the only reason it works with us humans. :P

I was thinking you'd attach both "bones" of the lower arm to a socket, then attach the socket to the upper arm with sort of a classic Bionicle knee-joint thing.

 

55555.gif 55555 55555.gif

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Are we talking about turning the joint 90 degrees? I think that'd work pretty well. The in-out articulation (like for flexing biceps) doesn't need to be nearly as large as it is (it looks utterly ridiculous if you bend the hand all the way), so by turning the joint you don't lose much in that aspect. But you gain the illusion of being able to hold a sword like you want.

 

It might look odd, having the joint that way, though. It'd be wide on the inside of the wrist, which would look strange. (the outside might look cool though, and you could add a shield to it with a regular LEGO stud)

Yay! Someone who agrees with me!

Though if you mean holding it like Onua Nuva or Lewa Nuva, then no. I only want the grip thing turned 90 degrees and the handhold stays the same.

 

-CF

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Are we talking about turning the joint 90 degrees? I think that'd work pretty well. The in-out articulation (like for flexing biceps) doesn't need to be nearly as large as it is (it looks utterly ridiculous if you bend the hand all the way), so by turning the joint you don't lose much in that aspect. But you gain the illusion of being able to hold a sword like you want.

 

It might look odd, having the joint that way, though. It'd be wide on the inside of the wrist, which would look strange. (the outside might look cool though, and you could add a shield to it with a regular LEGO stud)

Yay! Someone who agrees with me!

Though if you mean holding it like Onua Nuva or Lewa Nuva, then no. I only want the grip thing turned 90 degrees and the handhold stays the same.

 

-CF

Exactly that, just the grip part. Someone should Photoshop it so we can get an idea of what it actually looks like. (Though I'm sure the designers covered this possibility anyway)

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