Surface maintenance equipment

Details Surface maintenance equipment Surface maintenance equipment

1980-09-09

1983-02-15

Moore, Chris K.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15340, 55304, E01H 108

Patent

active

043732275

ABSTRACT:
Surface maintenance equipment is disclosed including mechanism for moving an airstream therethrough and a filtering device for cleaning the airstream prior to discharge into the atmosphere. The filtering device includes a conventional filter and a screen. The screen removes larger airborne pieces such as grass clippings.

REFERENCES:
patent: 1560612 (1925-11-01), Sims
patent: 3540073 (1970-11-01), Issenmann et al.
patent: 3585788 (1971-06-01), Wilson
patent: 3639940 (1972-02-01), Carlson et al.
patent: 4006511 (1977-02-01), Larsen
patent: 4206530 (1980-06-01), Kroll et al.

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