Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Ian Bradley Nielsen0
Date of Patent
July 13, 2010
0Patent Application Number
120945520
Date Filed
November 22, 2005
0Patent Primary Examiner
Patent abstract
Apparatus for removing solids such as sludge from a liquid reservoir comprising a float, a suction head assembly carrying a pump, and elongated guides interconnecting the suction head assembly and float. The float also carries a winch for raising and lowering the suction head assembly. The guides are slidably engaged with the float and serve to indicate the depth of operation of the suction head assembly.
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