Cleaner having structures for jumping obstacles

Details Cleaner having structures for jumping obstacles Cleaner having structures for jumping obstacles

2006-11-13

2008-01-15

Redding, David (Department: 3723)

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

C015S340100, C701S023000

Reexamination Certificate

active

07318248

ABSTRACT:
A cleaner having structures for jumping obstacles is provided. A lower portion of a main body of the cleaner is disposed with a movable chassis, and the center of the chassis is formed with a hollow post that is to be inserted in a sleeve of the main body of the cleaner and is hooked by a hook element. The hollow post and the sleeve are moveable with each other, such that the hollow post can move up and down in the sleeve freely. A movable dustpan board is mounted on a front periphery of the chassis by long posts and springs.

REFERENCES:
patent: 5815880 (1998-10-01), Nakanishi
patent: 6553612 (2003-04-01), Dyson et al.

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