B - Operations – Transporting – 08 – B
Patent
B - Operations, Transporting
08
B
15/14
B08B 9/08 (2006.01) E04H 4/16 (2006.01)
Patent
CA 2028602
ABSTRACT A pool cleaning apparatus is provided with spaced apart drive wheels for mobility and suction apparatus to clean the interior surface of the pool. A supplementary drive roller is provided generally between the drive wheels to move the cleaning apparatus off any convex irregularities that may otherwise strand the apparatus in one position in the pool.
Bladen Roy V.
Brunt Harold J.
Stenner Eric T.
Bladen Roy V.
Brunt Harold J.
Filtration & Pumping Industries Limited
Riches Mckenzie & Herbert Llp
Stenner Eric T.
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