Floor nozzle for vacuum cleaner

Details Floor nozzle for vacuum cleaner Floor nozzle for vacuum cleaner

1988-10-21

1991-07-09

Hornsby, Harvey C.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15 411, 151412, 1523016, 15366, A47L 526

Patent

active

050293613

ABSTRACT:
A floor nozzle for use with a vacuum cleaner has an agitator rotatably disposed in a housing and includes a rotor and at least one elongate web mounted on a circumferential surface of the rotor. The elongate web is made of a flexible material and has a plurality of teeth on at least one of opposite surfaces thereof. The elongate web has a T-shaped helical anchor foot inserted in a complementary T-shaped helical groove defined in the circumferential surface of the rotor. The floor nozzle also has a turbine rotatable under a vacuum developed by the vacuum cleaner and operatively coupled to the agitator for rotating the agitator.

REFERENCES:
patent: 1265790 (1918-05-01), Kirby
patent: 2271551 (1942-02-01), Hoover
patent: 2484235 (1949-10-01), Mead
patent: 2571042 (1951-10-01), Kemp
patent: 2607064 (1952-08-01), Sullivan et al.
patent: 3716889 (1973-02-01), Goldstein
patent: 3872539 (1975-03-01), Doyel
patent: 4042995 (1977-08-01), Varon
patent: 4285737 (1981-08-01), Price
patent: 4403372 (1983-09-01), Keane et al.
patent: 4480350 (1984-11-01), White
patent: 4586211 (1986-05-01), Phillips
patent: 4646380 (1987-03-01), Kobayashi et al.
patent: 4845797 (1989-07-01), Kobayashi

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