Rake lifting means for sedimentation apparatus

Liquid purification or separation – With repair or assembling means – Hoist or handle means

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210531, B01D 2118

Patent

active

044629087

ABSTRACT:
A motorized lifting mechanism for the rake arms of a sedimentation tank which comprise spaced vertical pairs of pivot link arms interconnecting the rake arm frame to a main center rake arm drive cage and wherein the rake arm frame is in turn interconnected to a motorized jack lifting screw by means of a cable to raise the arm upon the pivoting of the pivot arms.

REFERENCES:
patent: 2064151 (1936-12-01), Coulter
patent: 2305929 (1942-12-01), Lund et al.
patent: 2437761 (1948-03-01), Scott
patent: 2837215 (1958-06-01), Chelminski
patent: 3549017 (1970-12-01), Theidel et al.
patent: 4172040 (1979-10-01), Bona et al.

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