Device for exhausting in vacuum cleaner

Details Device for exhausting in vacuum cleaner Device for exhausting in vacuum cleaner

2006-07-18

2006-07-18

Snider, Theresa T. (Department: 1744)

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

C015S327700, C015S327100, C055SDIG030

Reexamination Certificate

active

07076831

ABSTRACT:
An exhaust system for a vacuum cleaner where filtered air is directed outside the main body of the vacuum cleaner through exhaust holes formed in at least one of a plurality of supporting wheels rotatably mounted to both sides of the main body. The disclosed exhaust system provides an improved aesthetic appearance in a structurally efficient design.

REFERENCES:
patent: 4545794 (1985-10-01), Himukai
patent: 4809394 (1989-03-01), Suka et al.
patent: 4970753 (1990-11-01), Herron, Jr.
patent: 5946771 (1999-09-01), Bosyj et al.
patent: 8-252196 (1991-10-01), None
patent: 05-042070 (1993-02-01), None
patent: 1988-0011613 (1988-08-01), None
patent: 1991-0003974 (1991-03-01), None
patent: 1653730 (1991-06-01), None

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