It's just a pony acetylene-type torch, to make creme brulees and stuff. Just turn the gas on low and light the torch, and adjust the flame as needed.
my torch does work though...
rules for braising?
It provides the light in the torch
no
Yes
Not likely, but since they mount similarly and SHOULD have the hose locations at the same place you may be able to make it work. A new one is probably less expensive than you think, also if you are any good with a braising torch you may be able to repair the old one.
no
no
You wind it.
The heat on your oven should be set to 300 degrees for braising meats.
Butter braising, (also called pot roasting), uses the same priciples as braising without the addition of liquid.
If the Blackberry Torch has a standard 3.5mm output jack, then yes.