Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1990-01-12
1992-03-10
Moore, Chris K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
153271, A47L 900
Patent
active
050939564
ABSTRACT:
A snap-together vacuum cleaner housing comprises at least three discrete pieces which can be assembled and disassembled without the use of adhesive, fasteners, or tools. A lock ring comprises two semicircles of different radii. The lock ring encircles discrete portions of the housing and joins them together.
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Kopco James J.
Saunders Craig M.
Stephens Paul D.
Wraight Robert O.
Wright Michael F.
Moore Chris K.
Royal Appliance Mfg. Co.
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