Patent ID: 8468648

Claim:
A vacuum cleaning apparatus for cleaning between the fins of an air conditioning coil comprising: a) a portable vacuum blower assembly; b) a vacuum hose attached to a suction side of said vacuum blower assembly; c) a means for electrically driving said vacuum bower assembly; d) an elongated brush head assembly attached remotely to an end of said vacuum hose opposite said blower assembly; e) a sweeper assembly located within said brush head assembly having an elongated bristle retaining member, with a plurality of bristles attached thereto, extending the approximate length of said brush head assembly; f) a means for continuously driving said bristle retaining member axially in alternating directions between said fins of air conditioning coils; and g) wherein said bristles extend from said bristle retaining member sufficient distance to reach beyond said vacuum blower assembly thereby penetration between said fins of air conditioning coils.