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3D-Printed Objects

thecroc15

Member

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Sideburn

Well-known member
Here's an enclosure for a PowerBook PB 1[4-8][0,5]c? li-ion battery I drew. It's expected to be used in conjunction with the locking tab from an original battery. Thread with more details over in the PB forum:




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I need to edit this so I can use 5 (or maybe 10) AA size NiCD batteries. Do you have the model on a Fusion360 format you would be willing to send me so I can just cut out the battery holder part? Maybe STEP or OBJ would work too?
 

tkz

New member
Somehow I do not see the pictures. I have one 13 inch Wallstreet and one 14 inch Wallstreet.
The 13 inch has weak plastic to hold the LCD, just like PB1400, and the 14 inch hinge metal
can be broken any time due to metal fatigue. I would like to have the 3D CAD part for both
13 inch and 14 inch LCD
 

demik

Well-known member
I need to edit this so I can use 5 (or maybe 10) AA size NiCD batteries. Do you have the model on a Fusion360 format you would be willing to send me so I can just cut out the battery holder part? Maybe STEP or OBJ would work too?

Agreed. While the work is awesome and will try to build it, I would rather use AA batteries I have around
 

Sideburn

Well-known member
I just made a new pack yesterday. Ended up modeling one myself since I wasn’t able to edit the STL. I made two packs. One with 10 1,000mah NiCd AA batteries which gets around 1.5 hrs runtime and another with 10, 3,000 maH Nimh batteries that’s getting around 2.5 hrs runtime. I haven’t done load tests to find out exactly that the maH is of these batteries it’s just what the manufacturer is claiming. My guess is the “3,0000” ones are probably closer to 2,000 getting me 4,000mah / 2.5 hrs.

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Daniël

Well-known member
I just made a new pack yesterday. Ended up modeling one myself since I wasn’t able to edit the STL. I made two packs. One with 10 1,000mah NiCd AA batteries which gets around 1.5 hrs runtime and another with 10, 3,000 maH Nimh batteries that’s getting around 2.5 hrs runtime. I haven’t done load tests to find out exactly that the maH is of these batteries it’s just what the manufacturer is claiming. My guess is the “3,0000” ones are probably closer to 2,000 getting me 4,000mah / 2.5 hrs.

Nice, could you share the STL(s)?
I wouldn't exactly be surprised the mAh value of those NiMHs is, well, overstated, given brandname Panasonic Eneloops cap out at 2500mAh for the Pro batteries, and if the batteries in question weren't big brand batteries I'd doubt they could top it.
 

akator70

Well-known member
I just made a new pack yesterday. Ended up modeling one myself since I wasn’t able to edit the STL. I made two packs. One with 10 1,000mah NiCd AA batteries which gets around 1.5 hrs runtime and another with 10, 3,000 maH Nimh batteries that’s getting around 2.5 hrs runtime. I haven’t done load tests to find out exactly that the maH is of these batteries it’s just what the manufacturer is claiming. My guess is the “3,0000” ones are probably closer to 2,000 getting me 4,000mah / 2.5 hrs.

Nice work, that looks great. I would also appreciate the STLs.
 

Sideburn

Well-known member
Exactly. I bet they’re about 2,000mah. That would be around the same as the original packs. I’ll test them and find out when I get my load tester.

These are the batteries I used: Deleepow AA Rechargeable Batteries Nimh 3300mAh 1.2V Batteries AA Size Rechargeable High Capacity 1200 Cycles 8-Pack(Only Battery) https://a.co/d/50qsR26

(3,300 mAh 😆)

I’ll post the STLs on my Thingiverse today and get you a link. You’ll need two short M3 bolts (I think I used 8mm but 6 should be fine as well) and some double sticky foam tape. It’s a tight squeeze to get the 10 batteries in there. I’m sure you know already but you wire up two separate 6v packs in series and then tie them both together in parallel.

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Do you know what models this pack is compatible with? The whole 100 series or just the 180?
 
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