Search found 64 matches

by Peregrine Hawthorn
Thu Aug 11, 2016 3:04 pm
Forum: Technical Q&A
Topic: Printer Compatibility Inquiry: Dremel 3D20 or 3D40
Replies: 1
Views: 735

Re: Printer Compatibility Inquiry: Dremel 3D20 or 3D40

I'm unfamiliar with that particular printer, but when considering weather a printer is "compatible" with a device, the real question is really "Can this printer physically make the device?" There are a few things to consider here. First and foremost is the size. Hands can be prin...
by Peregrine Hawthorn
Wed Aug 03, 2016 12:04 pm
Forum: General
Topic: Wearer Experiences
Replies: 1
Views: 543

Re: Wearer Experiences

Hi, Maeve!

I'm a long time user and senior member of e-Nable. I wear my Osprey almost every day, whenever I leave the house. If you have any questions, I'll be happy to answer them.
by Peregrine Hawthorn
Thu Jun 30, 2016 10:20 pm
Forum: General Getting Started
Topic: How to start?
Replies: 2
Views: 1230

Re: How to start?

Hi, tokiwadai! Blender absolutely does blend. The Talon, Ody and Osprey hands were all made entirely in blender, and the Raptor Classic was made partially in blender. I use it occasionally, myself, as it's the best thing I have for editing .stl files. I'm learning to use Fusion 360, but I also use b...
by Peregrine Hawthorn
Wed Jun 29, 2016 1:35 am
Forum: Hands
Topic: Cyborg Pegs
Replies: 1
Views: 1364

Re: Cyborg Pegs

Last I heard, the Cyborg Beast uses Chicago Screws to hold the fingers together, but I've never had much luck keeping those in.

You may want to consider the Raptor or Osprey instead.
by Peregrine Hawthorn
Mon Jun 27, 2016 7:19 am
Forum: Beta Testing
Topic: Thermoformed Raptor Reloaded Gauntlet: FEEDBACK/TESTING REQUESTED
Replies: 39
Views: 13643

Re: Thermoformed Raptor Reloaded Gauntlet: FEEDBACK/TESTING REQUESTED

PLA is the only one that melts at that low a temperature. ABS, you can do similar things to, but it requires a heat gun or oven to get up to temperature.
by Peregrine Hawthorn
Fri May 27, 2016 4:11 pm
Forum: General Getting Started
Topic: How Do I Find Someone In Need of A Device
Replies: 2
Views: 1270

Re: How Do I Find Someone In Need of A Device

If you go to the e-Nable Google+ page, you can fill out an intake form where you're put down into a map of volunteers. If someone near you comes to us in need of a hand, the people there will connect the two of you.
by Peregrine Hawthorn
Wed May 25, 2016 11:09 am
Forum: Hands
Topic: Needing guidance
Replies: 1
Views: 1276

Re: Needing guidance

If you're looking to be matched up with a volunteer for getting a device, you should fill out the intake form over at the Google+ page over here: https://plus.google.com/u/0/communities/102497715636887179986 Amputation of just the four fingers, leaving the thumb, is common enough that many of our ha...
by Peregrine Hawthorn
Sat May 21, 2016 2:52 am
Forum: General Getting Started
Topic: Creating a New Design
Replies: 1
Views: 895

Re: Creating a New Design

First thing to note is that 3D printed plastic is weak. Thin parts WILL break. Large joints will allow a user to use more of their strength in a grip. Large rigid half cylinders for the bracer are fragile, and fit only a few body types. Elastic cables are very difficult to install, and make it diffi...
by Peregrine Hawthorn
Tue Apr 19, 2016 5:58 pm
Forum: General Getting Started
Topic: Do I need to be matched or can I just go for it?
Replies: 3
Views: 1155

Re: Do I need to be matched or can I just go for it?

Ok, fire an adult doing this as a fun project, I would definitely recommend making an Osprey Hand, which can be found on Thingiverse. It's strong and comfortable, and is made to easily scale up to the size of an adult user. I'm using it now. There's also a collection of fingers with claws added on, ...
by Peregrine Hawthorn
Mon Apr 18, 2016 3:27 pm
Forum: General Getting Started
Topic: Do I need to be matched or can I just go for it?
Replies: 3
Views: 1155

Re: Do I need to be matched or can I just go for it?

For financing, the E-Nable Community Foundation website has a place where you can donate. As I understand it, most of these find to towards maintaining a matching system and outreach in places like Haiti. They can also chip in to purchase kits, if you're making a hand that has those. 3D Universe sel...
by Peregrine Hawthorn
Mon Apr 11, 2016 9:53 pm
Forum: Technical Q&A
Topic: K1 hand printing with ABS
Replies: 2
Views: 1648

Re: K1 hand printing with ABS

I'm not sure what printer you're using, but it looks like you're getting bad layer adhesion with the ABS. If you can print at a higher resolution, or a slightly higher temperature, you might have better results. I usually print ABS at 246-260, and brim, but no raft. Support is probably going to do m...
by Peregrine Hawthorn
Mon Apr 11, 2016 9:44 pm
Forum: Arms
Topic: Project Unicorn
Replies: 3
Views: 973

Re: Project Unicorn

Looks like she's having some trouble using the arm she was given there. I'm posting a comment there to direct them to Skip Meetze, who is working on an arm that could solve many of her current problems.
by Peregrine Hawthorn
Mon Mar 07, 2016 8:40 pm
Forum: General Getting Started
Topic: 3D CUBE
Replies: 1
Views: 1020

Re: 3D CUBE

This should work fine, just so long as the individual parts are still in tact.
by Peregrine Hawthorn
Fri Feb 05, 2016 4:18 pm
Forum: Technical Q&A
Topic: Need your help and experiences for a project
Replies: 4
Views: 1194

Re: Need your help and experiences for a project

Makerbot used to be top of the line, but these days they haven't kept up with progress. So far, the most reliable printer out there is the Ultimaker 2. I don't know how portable it is, but the box it comes in keeps it pretty well protected. There may be more rugged printers out there, but this one i...
by Peregrine Hawthorn
Fri Feb 05, 2016 3:33 pm
Forum: Technical Q&A
Topic: 3D Printer wear parts & consumables
Replies: 3
Views: 1289

Re: 3D Printer wear parts & consumables

The primary consumable I use is hair spray to help bed adhesion. If you get a clogged nozzle, cleaning filament is helpful, as well as acupuncture needles. If it doesn't have it, I HIGHLY recommend installing an Olesson Block, so you can swap nozzles and nozzle sizes easily, and some spares of the s...
by Peregrine Hawthorn
Thu Jan 28, 2016 2:22 pm
Forum: General Getting Started
Topic: Flexy hand 2
Replies: 1
Views: 736

Re: Flexy hand 2

For the flexible parts, the only suitable material I know of is filaflex. It is the flexible 3D printable material out there. As for PLA or ABS, for the rigid parts, it really depends on how much wear you expect it to take, and how much effort you're willing to put into it after it's off the print b...
by Peregrine Hawthorn
Thu Jan 21, 2016 2:20 pm
Forum: Hands
Topic: Accommodating Existing Thumb
Replies: 3
Views: 1303

Re: Accommodating Existing Thumb

A thumbless hand can be found here: https://github.com/andreasbastian/e-nab ... /thumbless
by Peregrine Hawthorn
Sat Jan 02, 2016 6:01 pm
Forum: General Getting Started
Topic: Where to start? What kind of printer? I want to pioneer this in my country for indigents. Works in the medical field
Replies: 6
Views: 2359

Re: Where to start? What kind of printer? I want to pioneer this in my country for indigents. Works in the medical field

It looks like the Ultimaker mostly lost out to the M2 due to lack of a duel extruder. It's s cool feature, but very few things actually require, or can even utilize, a dual extruder system. And I'd second that bit about the Ultimaker 2 Extended. That little bit of print space would be nice, though i...
by Peregrine Hawthorn
Fri Jan 01, 2016 4:46 pm
Forum: General Getting Started
Topic: Where to start? What kind of printer? I want to pioneer this in my country for indigents. Works in the medical field
Replies: 6
Views: 2359

Re: Where to start? What kind of printer? I want to pioneer this in my country for indigents. Works in the medical field

Hello, jrnozid! I, and many other users here, swear by the Ultimaker 2. It's a beautiful machine, makes great prints, breaks rarely, and is relatively easy to fix when it does. They also have a fantastic support team over at fbrc8. It's also large enough to print most any part you might need, and ca...
by Peregrine Hawthorn
Thu Dec 03, 2015 5:28 pm
Forum: General
Topic: What 3D printer you recommend?
Replies: 13
Views: 2555

Re: What 3D printer you recommend?

If you're ABS is having trouble sticking, aquanet hair spray, glue sticks, and painters tape are all community favorites for bed adhesion. If the problem is warping, print in an enclosed space in a warm room. Maybe screen consider using a space heater to keep everything warm. This will also help bed...
by Peregrine Hawthorn
Thu Dec 03, 2015 4:52 pm
Forum: General
Topic: What 3D printer you recommend?
Replies: 13
Views: 2555

Re: What 3D printer you recommend?

Generally, the best desktop 3D printer is an Ultimaker 2. It's 2,500, but e make volunteers can get a discount from 3D universe. Ultimakers use 3mm filament and Bowden extrusion, so the motors have a lot less to move around, allowing it to print faster and more precisely. Also, the heated bed and cl...
by Peregrine Hawthorn
Tue Nov 17, 2015 11:57 am
Forum: Hands
Topic: Talon resizing
Replies: 1
Views: 632

Re: Talon resizing

Generally, the Talon is sized similarly to the Raptor. If a 130 Raptor will fit, so will a 130 Talon. Now that, unlike most devices where the palm just sits inside the front end of the device, in the Talon the user actually sort of wedges their anatomy unto the space made between two pieces of leath...
by Peregrine Hawthorn
Mon Nov 16, 2015 8:42 pm
Forum: Hands
Topic: Contouring the User Interface: Gauntlet/ Palm
Replies: 1
Views: 624

Re: Contouring the User Interface: Gauntlet/ Palm

Contouring exactly to a users anatomy is either excessive or dangerous. Either you give proper padding, and the contouring gets lost under it all, or it doesn't get lost because there probably isn't enough padding. It's also important to note that the arm changes shape dramatically from one position...
by Peregrine Hawthorn
Mon Nov 16, 2015 8:23 pm
Forum: Technical Q&A
Topic: Using Files
Replies: 1
Views: 645

Re: Using Files

Are you using a slicer line Slic3r or Cura? Slivers convert .stl files into g-code, a kind of road map used by 3D printers to construct an object. If you're doing all that, and it's still going wrong, we'll need more information on what, exactly, you're printing on, and what's going wrong. EDIT: Mov...
by Peregrine Hawthorn
Fri Nov 06, 2015 1:05 am
Forum: General R&D
Topic: Cast a part to strengthen it?
Replies: 2
Views: 783

Re: Cast a part to strengthen it?

I haven't heard of that, but I suspect it would help a lot.

You can anneal PLA with bolling water or a toaster oven for fantastic results. Super strong stuff. Heading up ABS should have a similar effect.
by Peregrine Hawthorn
Mon Oct 19, 2015 2:52 pm
Forum: Hands
Topic: Talon Hand
Replies: 1
Views: 550

Re: Talon Hand

The cable anchor, the one with the set screws, is the one I use, primarily because I enjoy using thick nylon monofilament cables instead of thin braided cable. The two different parts are there, primarily to take different types of cable. The anchor can take much thicker cable that couldn't be tied ...
by Peregrine Hawthorn
Sat Oct 17, 2015 8:01 pm
Forum: General
Topic: Inquiry regarding Raptor Hand
Replies: 2
Views: 792

Re: Inquiry regarding Raptor Hand

According to the license, yes, you could legally sell it. However, once you start asking for money, if you're within the United States, you have to answer to the FDA. None on these devices are FDA approved, so you still can't sell them for the time being. That being said, e-Nable sort of makes a poi...
by Peregrine Hawthorn
Sat Oct 10, 2015 9:48 pm
Forum: Technical Q&A
Topic: How much material do you use per prosthesis in average?
Replies: 4
Views: 985

Re: How much material do you use per prosthesis in average?

A hand for a large adult could take up to 1/4 kilos of plastic. Probably a little under that, but you need to keep in mind that you'll have a certain amount of wasted plastic in failed prints.
by Peregrine Hawthorn
Sat Oct 10, 2015 8:33 pm
Forum: Technical Q&A
Topic: How much material do you use per prosthesis in average?
Replies: 4
Views: 985

Re: How much material do you use per prosthesis in average?

For hands, usually one kilo of filament is enough for eight hands. That's assuming around 125-135% hands, all made of the same color. Usually filament isn't a limiting factor when it comes to making hands, especially if the demand is for multiple different colors. PLA is generally easier to print, b...
by Peregrine Hawthorn
Wed Sep 30, 2015 10:47 pm
Forum: Hands
Topic: Any Users Here? Or Success Stories of 3D Printed Devices Like These in Use?
Replies: 2
Views: 886

Re: Any Users Here? Or Success Stories of 3D Printed Devices Like These in Use?

Hello Scott, As someone who uses these hands, I'm happy to see someone asking that big important question on whether or not they actually help. Whether they offer any help is often a matter of what the user wants to do, but here are a few things that I've personally found helpful. Around the house, ...
by Peregrine Hawthorn
Wed Sep 30, 2015 10:27 pm
Forum: Technical Q&A
Topic: use of braided fishing line warnning
Replies: 2
Views: 958

Re: use of braided fishing line warnning

Hello n2ri, This has been an area of concern in the past, and is definitely an area to look at. So far it's been mostly speculation, as we don't have any record (that I know of) of a hand breaking or suffering damage due to abrasion. However, if you look at the Osprey, we've addressed this issue non...
by Peregrine Hawthorn
Mon Aug 31, 2015 3:41 pm
Forum: Technical Q&A
Topic: How much infill is typically required for a durable 3D printed PLA Raptor hand?
Replies: 1
Views: 759

Re: How much infill is typically required for a durable 3D printed PLA Raptor hand?

I don't personally use PLA very much, but anything over 30 or 40% should be solid enough. PLA often feels somewhat rickety, regardless of what you do, but that should be pretty strong.

Make sure you have a good shell on it, too. Something over 3 or 4 layers. Shell is much stronger than infill.
by Peregrine Hawthorn
Fri Aug 28, 2015 3:53 pm
Forum: Hands
Topic: Sizing Problems
Replies: 2
Views: 1026

Re: Sizing Problems

Hi morganmarsh! While the obvious answer is "more padding", it's probably not the best one. Looking at the curves in that design, it looks like you're using the Raptor Reloaded. If the bracer flares out too much, if recommend using the straighter bracer from the Raptor Classic. The bracers...
by Peregrine Hawthorn
Sat Aug 22, 2015 3:19 am
Forum: General
Topic: is it possible to print a feet?
Replies: 2
Views: 997

Re: is it possible to print a feet?

So, in theory, it is possible to print such a thing. However, as far as I know, no one has manged to make anything they would feel comfortable putting on a human being. There are a LOT of reasons for this. Most of them revolve around the fact that a leg is something that would take a lot of pressure...
by Peregrine Hawthorn
Thu Jul 30, 2015 4:21 pm
Forum: General R&D
Topic: Institutional Review Board
Replies: 2
Views: 814

Re: Institutional Review Board

If you want to learn about how we usually go about donating hands, try contacting e-Nable Matcher on the google plus page.
by Peregrine Hawthorn
Tue Jul 07, 2015 8:43 pm
Forum: Beta Testing
Topic: The Phoenix Hand (previously Eagle Hand) fabrication and mechanical function testing
Replies: 165
Views: 34358

Re: The Phoenix Hand (previously Eagle Hand) fabrication and mechanical function testing

I haven't tried this hand in particular, but on my 160% Talon, I prefer to use size 3 tips, because they cling to the fingers better. The sizing is based around fitting on squishy fingers with circulation and sweat glands, but 3D printed fingers are none of those.
by Peregrine Hawthorn
Mon Jun 29, 2015 11:21 pm
Forum: Hands
Topic: Which hand design is best suited for riding a bike?
Replies: 1
Views: 724

Re: Which hand design is best suited for riding a bike?

For something that intensive, I'd use a Talon. The design is rugged enough to put up with the occasional tumble, and the bowden cable system will make it easier to grip the handles strong or long enough. Elastics are difficult to work against over a long time, but the Talon doesn't rely on all that....
by Peregrine Hawthorn
Mon Jun 29, 2015 11:09 pm
Forum: Hands
Topic: Cost/Benefit of thermoform palms
Replies: 6
Views: 1494

Re: Cost/Benefit of thermoform palms

I've used leather and velcro, and I don't really get any feedback from either palm anyway. I can feel when something is pressing or not, but that's about it. When I pick up something small enough to matter, I use my thumb and fore/middle finger grip. The palm isn't even part of that. The only grip t...
by Peregrine Hawthorn
Mon May 25, 2015 1:14 am
Forum: Hands
Topic: Question about angles
Replies: 2
Views: 1047

Re: Question about angles

Needing a curved pin to hold fingers on a curved knuckle is exactly why we haven't done much. It's very difficult to assemble. I'm afraid that the sketch pictured there actually looks a lot like my fingers whenever I break them. Those would work fine for lighter objects, but if anything rally resist...
by Peregrine Hawthorn
Fri May 08, 2015 8:23 pm
Forum: Technical Q&A
Topic: Required cord strength
Replies: 2
Views: 997

Re: Required cord strength

Most recommendations are based on cable diameter because the point of failure is less the cord breaking, and more the cord sawing through the plastic fingers. Thicker cords have a duller 'blade' so to speak. I doubt you need a cord stronger than about 50 lb test for any hand, but cables are usually ...
by Peregrine Hawthorn
Fri May 08, 2015 4:38 pm
Forum: Hands
Topic: Why do we have wrist caps?
Replies: 3
Views: 853

Re: Why do we have wrist caps?

This is a good point you bring up. The caps on the wrists of our main designs are bulky and not too attractive. It would be nice to be rid of them. As for why they're there in the first place: 1. That hinge takes a LOT of stress. I'm not sure a pin could stay in on its own in that environment. 2. Ev...
by Peregrine Hawthorn
Wed Apr 29, 2015 6:37 pm
Forum: Technical Q&A
Topic: Standards for Printed Parts
Replies: 2
Views: 1145

Re: Standards for Printed Parts

Before someone can be matched with a client, they need to print and assemble a hand and send it off to be approved. It's not a perfect process, but it's something.
by Peregrine Hawthorn
Wed Apr 29, 2015 6:34 pm
Forum: Technical Q&A
Topic: Printer
Replies: 3
Views: 1354

Re: Printer

Make sure to check (and contribute to) he thread here on buying 3d printers: viewtopic.php?f=10&t=6
by Peregrine Hawthorn
Wed Apr 29, 2015 3:18 am
Forum: Beta Testing
Topic: Palm Mesh
Replies: 14
Views: 4321

Re: Palm Mesh

The palm on my Talon is a thick piece of leather that my palm has stretched into shape. It serves as padding, and a pretty good but somewhat flexible around the edges structural bit. For a long time I've considered putting something in that was a bit more stiff around the edges by the wrist to reinf...
by Peregrine Hawthorn
Wed Apr 29, 2015 2:49 am
Forum: Hands
Topic: No More Tendon Knots !
Replies: 11
Views: 3069

Re: No More Tendon Knots !

This is pretty awesome. Pretty much no one likes the knot tying aspect of making these hands. It looks less accessible, and requires some more specialized equipment, but it's a good alternative to tying crazy knots and melting beads. Just curious, could that work without elastics? Those cables look ...
by Peregrine Hawthorn
Sun Apr 26, 2015 4:43 pm
Forum: Hands
Topic: Rubber Band Raptor Reloaded
Replies: 17
Views: 5172

Re: Rubber Band Raptor Reloaded

I'll admit, I was skeptical when you said you were trying rubber bands, thinking that the exposed rubber would likely be fragile and vulnerable, so it's a pleasant surprise to hear that they're MORE durable than the elastic. I hadn't even considered liking for an elastic that stretches more to deal ...
by Peregrine Hawthorn
Wed Apr 22, 2015 1:30 pm
Forum: Beta Testing
Topic: Palm Mesh
Replies: 14
Views: 4321

Re: Palm Mesh

Yes, a palm cavity should accommodate some form of padding. This can be leather or foam, but leather is usually better. It shouldn't be difficult to make it potentially fit either. It's important that the user's skin doesn't actually make any contact with the printed plastic. Especially unfinished p...
by Peregrine Hawthorn
Fri Apr 17, 2015 4:29 am
Forum: General R&D
Topic: Tips and Tricks: The Finer Points of Hand Assembly
Replies: 0
Views: 811

Tips and Tricks: The Finer Points of Hand Assembly

Hello, e-Nablers! What's the least frustrating way to string a hand? How do you make your parts strong? What cool things did you do to make a hand extra special for a recipient? This is a topic to address the finer points of making hands. I'll be updating this post to include things people down belo...
by Peregrine Hawthorn
Tue Apr 07, 2015 8:19 pm
Forum: General R&D
Topic: New filament development
Replies: 10
Views: 1956

Re: New filament development

In me experience, as the guy who specializes in breaking hands, the real point of failure is the adhesion between layers. It's almost never the layers themselves that break, it's always delamination. Another nice feature is if there's a readily available solvent that allows you to temporarily vitrif...
by Peregrine Hawthorn
Fri Apr 03, 2015 4:32 am
Forum: Hands
Topic: Finger shape
Replies: 9
Views: 2445

Re: Finger shape

I'd be happy to give these a shot. That could be pretty useful.
by Peregrine Hawthorn
Thu Mar 26, 2015 6:20 pm
Forum: Hands
Topic: Design Goals and Processes
Replies: 8
Views: 1509

Re: Design Goals and Processes

I'll just point out that my Talon does all of this except a zipper, toothbrush, and laces, and that last one is the only one I've wanted it to do. (ok, maybe it's not that lean, but I break anything thinner.) And yes, it's great at holding things, but picking them up is another story entirely. I usu...
by Peregrine Hawthorn
Mon Mar 23, 2015 7:08 pm
Forum: Beta Testing
Topic: Thermoformed Raptor Reloaded Gauntlet: FEEDBACK/TESTING REQUESTED
Replies: 39
Views: 13643

Re: Thermoformed Raptor Reloaded Gauntlet: FEEDBACK/TESTING REQUESTED

Oh! I like this! printing flat will make this WAY stronger. I've started having issues with the hinges in my bracer delaminating if they're printed in the typical orientation.
by Peregrine Hawthorn
Mon Mar 23, 2015 7:03 pm
Forum: Hands
Topic: Velcro, leather and foam
Replies: 7
Views: 1887

Re: Velcro, leather and foam

We don't actually use any thread at all. You can run a screw through the leather, to bite directly into the plastic. I have machine screws running through pre-drilled holes in my bracer, and holding my palm and upper to the plastic unipalm. Nylon straps with velcro can be put in between the plastic ...
by Peregrine Hawthorn
Fri Mar 20, 2015 9:12 pm
Forum: Hands
Topic: new volunteer printing first hand
Replies: 3
Views: 863

Re: new volunteer printing first hand

Hi Don. Everything sounds pretty normal. That design calls for a foam lining on the one surfaces of the printed plastic. No plastic should actually contact the users skin. One thing to look out for, however, is to not your the elastics too tight. I find a lot of hands are made unusable because the f...
by Peregrine Hawthorn
Fri Mar 20, 2015 12:53 am
Forum: Hands
Topic: Where to Tie Elastic on Raptor Reloaded?
Replies: 2
Views: 849

Re: Where to Tie Elastic on Raptor Reloaded?

Tied at the wrist is FAR superior to tied at the knuckle. A longer run will make the tension not ramp so quickly, robbing the user of all their strength when their hand is fully closed. On another note, the elastics are practically disposable. Hair ties and other elastics don't last very long before...
by Peregrine Hawthorn
Thu Mar 19, 2015 6:32 am
Forum: Hands
Topic: pulleys in hands vs range of motion
Replies: 2
Views: 759

Re: pulleys in hands vs range of motion

In my experience, you want to maximize your grip strength by using as much range of motion as comfortable to open and close the fingers. Hands that use a smaller range of motion carry dramatically less of my strength through to the fingers. So far, it's actually been the size of the hinges that dete...
by Peregrine Hawthorn
Thu Mar 19, 2015 6:26 am
Forum: Hands
Topic: Wiring angle ?
Replies: 3
Views: 970

Re: Wiring angle ?

That angle is a very personal choice for each user, and depends a lot on which muscles they have are strongest, and what's most comfortable. I generally have mine close at just an little past straight out.
by Peregrine Hawthorn
Thu Mar 19, 2015 6:22 am
Forum: Hands
Topic: Printed pulleys for reducing friction on the flexsors
Replies: 3
Views: 1407

Re: Printed pulleys for reducing friction on the flexsors

What about using a monofilament cable instead? The braided stuff can actually be used to saw through wood. This looks like it would add some excessive complications to the build process, and a simple change of material (one we already use) deals with this problem entirely.
by Peregrine Hawthorn
Wed Mar 18, 2015 12:54 am
Forum: Hands
Topic: Velcro, leather and foam
Replies: 7
Views: 1887

Re: Velcro, leather and foam

Leather is most definitely the best choice for bracers (and other parts). I think the only reason we're not using it everywhere is how intimidating it can be. It's not that difficult to use, but it looks it. When you have a 3D printer at your disposal, it's easy to want to print everything, but thin...
by Peregrine Hawthorn
Mon Mar 16, 2015 6:29 pm
Forum: General R&D
Topic: Extended Bracer
Replies: 1
Views: 645

Re: Extended Bracer

From a user's perspective... I really like the longer bracer. It gives me far more leverage when closing my fingers, and it better distributes the stress across my whole forearm. On a more personal note, I actually like the bulkiness of it. It feels like I'm wearing some big futuristic power glove o...
by Peregrine Hawthorn
Mon Feb 23, 2015 3:35 pm
Forum: Hands
Topic: Bracer; Gauntlet; Sleeve; Cuff; Bracelet
Replies: 11
Views: 3019

Re: Bracer; Gauntlet; Sleeve; Cuff; Bracelet

Yeah, we should probably strike a balance between the proper terms, and what's actually understood by the general population.

Forearm/upper arm bracer does this pretty well. It states pretty well what it is, and where it belongs in the arm or hand without sounding like gibberish.
by Peregrine Hawthorn
Thu Feb 19, 2015 3:42 pm
Forum: General R&D
Topic: Swiss Army Hands
Replies: 6
Views: 2177

Re: Swiss Army Hands

I've been wanting some swiss army features in my hand for a while now. I don't think any of them could be printed, but you could make a hand with slots that could fit attachments. Of anyone wants to have a go at this, I've got a few ideas for attachments... Alligator clip (in the pinky) LED Knife Sn...
by Peregrine Hawthorn
Thu Feb 19, 2015 3:19 pm
Forum: General R&D
Topic: Cabling: Strings and Things
Replies: 4
Views: 1202

Re: Cabling: Strings and Things

So far my favorite cable, by far, is 2mm nylon monofilament fishing line in a Bowden system. It was a little stiff at first, being resistant to bending, but after a bit of use, it's perfect. I can try lifting anything without fear of breaking anything, I get NO stretch in the cables, and I can foreg...
by Peregrine Hawthorn
Mon Feb 16, 2015 6:07 am
Forum: Hands
Topic: Bracer; Gauntlet; Sleeve; Cuff; Bracelet
Replies: 11
Views: 3019

Re: Bracer; Gauntlet; Sleeve; Cuff; Bracelet

Also in favor of bracer or bracelet. Gauntlet is confusing and won't translate correctly.

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