POWER OF ATTORNEY
FOR EXECUTING FORMS 4 and 5

Know all by these presents, that the undersigned hereby constitutes and appoints
Helen P. Oster, his true and lawful attorney-in-fact to:

(1)	execute for and on behalf of the undersigned Forms 4 and 5 in accordance
with Section 16(a) of the Securities Exchange Act of 1934 and the rules
thereunder;

(2)	do and perform any and all acts for and on behalf of the undersigned which
may be necessary or desirable to complete the execution of any such Forms 4 or 5
and the timely filing of such form with the United States Securities and
Exchange Commission and any other authority; and

(3)	take any other action of any type whatsoever in connection with the
foregoing which, in the opinion of such attorney-in-fact, may be of benefit to,
in the best interest of, or legally required by, the undersigned, it being
understood that the documents executed by such attorney-in-fact on behalf of the
undersigned pursuant to this Power of Attorney shall be in such form and shall
contain such terms and conditions as such attorney-in-fact may approve in her
discretion.

The undersigned acknowledges hereby grants to such attorney-in-fact full power
and authority to do and perform all and every act and thing whatsoever
requisite, necessary and proper to be done in the exercise of any of the rights
and powers herein granted, as fully to all intents and purposes as the
undersigned might or could do if personally present, with full power of
substitution or revocation.  The undersigned hereby ratifies and confirms all
that such attorney-in-fact, or her substitute or substitutes, shall lawfully do
or cause to be done by virtue of this power of attorney and the rights and
powers herein granted.  The undersigned acknowledges that the foregoing
attorney-in-fact, in serving in such capacity at the request of the undersigned,
is not assuming any of the undersigned's responsibilities to comply with Section
16 of the Securities Exchange Act of 1934.

This Power of Attorney shall expire on December 31, 2008.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of this 13th day of November, 2007.


/s/Karl Stephan Puehringer
[signature]