Vacuum cleaner and suction nozzle employed therein

Details Vacuum cleaner and suction nozzle employed therein Vacuum cleaner and suction nozzle employed therein

2006-11-07

2006-11-07

Till, Terrence R. (Department: 1744)

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

C015S331000, C015S377000

Reexamination Certificate

active

07131164

ABSTRACT:
A suction nozzle for use in a vacuum cleaner includes a floor nozzle and a mini nozzle having a suction head, a rotatable joint, and joint, to be detachably secured in the floor nozzle. Either of the suction head and the rotatable joint or the rotatable joint and the joint is vertically joined and the other rotatably joined. Moreover, the suction head is unrotatably secured onto the floor nozzle, and forms an air communication with the floor nozzle.

REFERENCES:
patent: 4700428 (1987-10-01), Hetherington
patent: 4787117 (1988-11-01), Westergren
patent: 4817234 (1989-04-01), Greulich
patent: 5023973 (1991-06-01), Tsuchida et al.
patent: 5301385 (1994-04-01), Abe et al.
patent: 6255792 (2001-07-01), Grasso et al.
patent: 6481043 (2002-11-01), Anderson et al.
patent: 6763549 (2004-07-01), Peters
patent: 6839934 (2005-01-01), Houghton et al.
patent: 2001/0037536 (2001-11-01), Kim
patent: 51043863 (1976-04-01), None
patent: 9-10150 (1997-01-01), None

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