rebuilding laptop battery packs

[jack-rp9/bkPP+cDYtjvyW6yDsg at public.gmane.org (Jack Coats)]

Batteries plus rebuilds batteries for power tools, etc.
They have a local store in Nashville that does rebuild battery packs.

They typically have newer style batteries that can put a higher
power density cell into the packs.

http://www.batteriesplus.com/store_locator/state/MA.aspx
shows they have 4 stores in Mass.

><> ... Jack
Whatever you do, work at it with all your heart... Colossians 3:23





On Thu, Apr 21, 2011 at 9:14 PM, Tom Metro <tmetro-blu-5a1Jt6qxUNc at public.gmane.org> wrote:
> Randy wrote:
>> OT: anyone know where to obtain quality aftermarket battery pack?
>
> If you want quality, it may be easier to find a vendor that rebuilds
> packs. Probably more expensive than a Chinese clone, if one is available
> for your machine, but it might be easier to find quality ratings on the
> vendor.
>
>
>> It is such a blind good that I am contemplating soldering in new
>> batteries of identifiable manufacture rather than buying a no-name
>> battery pack.
>
> Almost all laptops these days use Lithium Ion batteries, which are heat
> sensitive, and can pose an explosion danger if soldered to. The pros
> build packs using ultrasonic welding.
>
> Probably for a slight incremental cost, laptop vendors could design
> battery packs that could be opened and the cells replaced. But it would
> add some cost, maybe some bulk (extra room for screws and springs),
> could potentially decrease reliability (spring contact vs. welded
> contact), raise liability concerns (consumers putting in the wrong kind
> of batteries), and mostly they just have no motivation to do this.
>
> Just think how much cheaper batteries would be if laptops, cameras, and
> power tools each used one of a handful of standard battery packs. (Less
> practical for things like cell phones and tablets, where a standard
> battery size would likely hold back advances in miniaturization.)
>
> ?-Tom
>
> --
> Tom Metro
> Venture Logic, Newton, MA, USA
> "Enterprise solutions through open source."
> Professional Profile: http://tmetro.venturelogic.com/
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