Gas separation – With nonliquid cleaning means for separating media – Solid agent cleaning member movingly contacts apparatus
Reexamination Certificate
2011-03-01
2011-03-01
Smith, Duane (Department: 1776)
Gas separation
With nonliquid cleaning means for separating media
Solid agent cleaning member movingly contacts apparatus
C055S304000, C055S356000, C055S430000, C055S432000, C055S467000
Reexamination Certificate
active
07896936
ABSTRACT:
A filter cleaning mechanism for a cylindrical filter within a filter box of a surface maintenance machine having a shaker plate engaging a top end of the filter and having vibrations induced via a motor and eccentric mass combination. In one example, the motor and eccentric mass are mounted to a hinged cover plate via a vibration isolating connection. A pair of slot structures may limit movement of the filter to a generally vertical direction relative to ground.
REFERENCES:
patent: 5013333 (1991-05-01), Beaufoy et al.
Adelman Kurt Clarence
Basham Michael Thomas
Wellens Richard William
Briggs and Morgan P.A.
Palmer Tiffany N
Smith Duane
Tennant Company
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