Nozzle arrangement for a self-guiding vacuum cleaner

Details Nozzle arrangement for a self-guiding vacuum cleaner Nozzle arrangement for a self-guiding vacuum cleaner

1997-04-09

1998-07-21

Moore, Chris K.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

153403, 15354, A47L 928

Patent

active

057819602

ABSTRACT:
A self-guiding vacuum cleaner having a chassis (10) supporting a brush nozzle (50) facing the floor and having a nozzle opening (51) communicating with a chamber (16) in which a dust container (17) is arranged, the chamber being connected to the inlet side of a fan unit (33). The vacuum cleaner has a drive system for driving the vacuum cleaner on the floor, the drive system including at least two drive wheels (35) which are also arranged to guide the vacuum cleaner on the floor by relative motion of the wheels. The chassis (10) and the nozzle (50) are provided with cooperating means (48, 49) by means of which the nozzle (50) is such supported in the chassis for vertical movement.

REFERENCES:
patent: 5095577 (1992-03-01), Jonas et al.
patent: 5109566 (1992-05-01), Kobayashi et al.
patent: 5634237 (1997-06-01), Paranjpe
patent: 5682640 (1997-11-01), Han

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