Help in bending a cylinder

[Mancom37]

If possible could you tell me (if possible with images) how I can bend the normal cylinder into this shape:

[cyseal]

Yes, btw, you want a barrel?

[Mancom37]

Oh no I just wanted this to make a special curve in a blade.

Btw how did you do it? And is it possible to just get a curve in 2 parallel sides

Here is the thing I am talking about:
http://i.imgur.com/7jKbIcc.png

[cyseal]

Select one edge, press G (edge ring), press C(cut), Scale Uniform.
Now you'll get loop around the ring.

[Mancom37]

Erhm could you get a picture to show me that,i it doesn't cause much trouble?

[cyseal]

In attachment
Steps are image titles

[Mancom37]

thank you man! Is there any way to get it a tard more curvy?

[micheus]

Here are two ways you can use to build it:

[Mancom37]

Thank you very much !