Debris impeller

Details Debris impeller Debris impeller

1990-10-17

1992-09-22

Roberts, Edward L.

Brushing, scrubbing, and general cleaning

Machines

Brushing

15 91, 1523014, 1523016, 291211, 291215, 29124, A47L 1133, A47L 1140

Patent

active

051485699

ABSTRACT:
The specification discloses an impeller for cleaning devices. A plurality of impeller segments are slipped over a twisted flat wire to provide the impeller. Each of the impeller segments preferably includes a plurality of paddles, and a central section with a non-cylindrical opening for receiving said twisted flat wire.

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patent: 4604766 (1986-08-01), Avery
patent: 4646380 (1987-03-01), Kobayashi et al.
patent: 4845797 (1989-07-01), Kobayashi
"Santoprene" Thermoplastic Rubber by Monsanto 1988.

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