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Ultralight waterproof backpack

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Viewing 17 posts - 1 through 17 (of 17 total)
Jan Rezac BPL Member
PostedDec 15, 2008 at 8:32 pm

In past few years, I’m using a light, waterproof pack I made. The trick to make it light and waterproof is to separate the load-bearing harness and a waterproof drybag. The latest, third version weights 320 grams (11 oz) and looks like this:

waterproof backpack

If you like it, you can find detailed instructions and patterns here: gear.rezacovi.cz/backpack_mk3/instructions.html

The website has some problems right now, you can also download the instructions here: http://rapidshare.com/files/175347142/instructions.zip.html

Joe Clement BPL Member
PostedDec 15, 2008 at 9:14 pm

That's interesting. Now I have to go look up the conversion from grams to ounces.

PostedDec 15, 2008 at 9:17 pm

Or just go to google.com and type "320 grams to ounces" in the search bar and it will return the result of around 11 ounces.

Gotta love google for all the fluid ounces to cups to cubic inches to liters to etc. when comparing products.

PostedDec 16, 2008 at 12:19 am

Nice pack & fantastic directions! I am going a similar way with my own pack frame, but so far it’s not so light.

You may be able to get some feedback on dry bags from the users of the Arctic 1000 packs. They have a Pacific Outdoor Equipment Pneumo LTW. 50 and 65 liters. Chosen because of the welded seams.

There was a dry bag roundup article in 2006: Link

Joe Clement BPL Member
PostedDec 16, 2008 at 8:30 pm

I drove to the town where I bought my sewing machine, and the thousand year old man I bought it from still has his shop. He checked it out, and showed me how to thread it again. Been 15 years since I did boat canvas, but I think I'm going to have to make one of these. And a bivy.

PostedDec 18, 2008 at 11:52 am

Jan:

Could not get the link to work – but like what I see so far. Been playing with a similar project. Nice work.

Just curious – where do you hike in the Czech Republic? Drove from Amsterdam to CR about 15 years ago and stayed in Opatov. Prague is one of my favorite cities – beautiful with beautiful people….

PostedDec 19, 2008 at 9:05 am

I am trying to allow others to find this great pattern via Google by adding a couple of search terms they may be using.

Someone is asking for a pattern for this on PracticalBackpacking.com but I can’t join, I only have a yahoo address. Wah. ** LINK **

If someone is a forum member there, post a link to this Thanks!

Moonbow Gearskin Backpack Plans
Arctic 1000 Backpack Plans
Ultralight Pack Frame Plans
Alternative Pack Frame Plans
Ultralight Lightweight Waterproof Backpack Plans

PostedDec 19, 2008 at 9:20 am

Paul,
FYI – I know you said 'Google' but –

The forums get indexed only a few times a week, so if you're expecting to find them with the BPL search give it a few days.

Also, as you may know, even then the BPL search is less than stellar.

And for others who may not know – to use Google on this site include the string

site:www.backpackinglight.com

in a Google search bar to restrict the search to just BPL.

Tom Peterson BPL Member
PostedDec 24, 2008 at 8:50 am

Very nice design, and I admire it's simplicity! Thanks for sharing.

. Callahan BPL Member
PostedDec 27, 2008 at 5:42 pm

If you use FireFox you can use the HyperWords add on which will make ANY text interactive, to convert, translate or link etc….

I'm an IT dummy so I love this as I can convert weights, volume, currency etc, easily, without having to type in or open a new page for the info I want.

https://addons.mozilla.org/en-US/firefox/search?q=hyperwords&cat=all

This add on gets used every online session.

I also really like that pack idea!

PostedDec 28, 2008 at 10:12 am

what is the volume capacity of the pack and is there a maximum recommended load (weight)?

Jan Rezac BPL Member
PostedDec 28, 2008 at 6:12 pm

I guess the volume is a bit over 30 l what equals exactly to 2000 cuin. Manufacturer of the drybag says it's 37 l (~ 2222 cuin).

I have carried about 10 kg / 20 lbs in it and it is still quite comfortable. It would be possible to carry more if the pack was higher, because it holds its shape well when loaded. The limitation is in its short torso length, that is determined by the width of the sleeping pad.

The first version of the pack was made with wider pad (60 cm / 24 in), and it I used it even for a week long trip carrying all the food. Later, I switched to regular width pad, that small pack is just what I need for weekend or three days.

Viewing 17 posts - 1 through 17 (of 17 total)
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