04819676 is referenced by 48 patents and cites 15 patents.

This invention is concerned with a machine and/or system as well as a method of operation and an assembly whereby a sweeping unit may be quickly converted into a scrubbing unit and vice versa. The system is capable of operation either in a sweeping mode or a scrubbing mode and is also adaptable to include a vacuum wand assembly when the unit is to be operated in its sweeping mode.

Title
Combination sweeping and scrubbing system and method
Application Number
6/819911
Publication Number
4819676
Application Date
January 16, 1986
Publication Date
April 11, 1989
Inventor
Archie A Weidner
Minneapolis
MN, US
Michael L Blehert
Crystal
MN, US
Agent
Kinzer Plyer Dorn McEachran & Jambor
Assignee
Tennant Company
MN, US
IPC
B08B 5/04
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