| |
 |
|
Class Information
Number: 15/418
Name: Brushing, scrubbing, and general cleaning > Machines > With air blast or suction > Nozzle > With area adjusting, e.g., restrictors
Description: Nozzles in which the area of the nozzle may be varied or restricted.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7419106 |
Blower nozzle with variable velocity output |
Sep. 2, 2008 |
| 7171723 |
Floor suction tool for electric vacuum cleaners |
Feb. 6, 2007 |
| 6843639 |
Blower |
Jan. 18, 2005 |
| 6811475 |
Surface finishing pad |
Nov. 2, 2004 |
| 6742220 |
Nozzle unit for vacuum cleaner |
Jun. 1, 2004 |
| 6584640 |
Large area surface cleaning tool for suctioning both dust and debris |
Jul. 1, 2003 |
| 6536076 |
Suction nozzle for cleaning apparatuses such as vacuum cleaners, electric brushes or similar |
Mar. 25, 2003 |
| 6427747 |
Apparatus and method of separating sample and substrate fabrication method |
Aug. 6, 2002 |
| 6131227 |
Suction regulating skirt for automated swimming pool cleaner heads |
Oct. 17, 2000 |
| 6099661 |
Method and apparatus for increasing the air flow into a vacuum cleaner head |
Aug. 8, 2000 |
| 6048249 |
Plastic building block toy cleanup vacuum attachment |
Apr. 11, 2000 |
| 6029310 |
Apparatus for cleaning carpeted stair treads |
Feb. 29, 2000 |
| 5950276 |
Blower and adjustable blower nozzle attachment |
Sep. 14, 1999 |
| 5946768 |
Mobile workstation with vacuum unit |
Sep. 7, 1999 |
| 5839157 |
Street sweeper pick-up head |
Nov. 24, 1998 |
| 5799365 |
Adjustable nozzle for chipper-shredder vacuum |
Sep. 1, 1998 |
| 5794306 |
Yard care machine vacuum head |
Aug. 18, 1998 |
| 5642864 |
Chipper vacuum shredder system and apparatus |
Jul. 1, 1997 |
| 5604950 |
Anti-clogging, variable throat suction nozzle and suction cleaning device equipped therewith |
Feb. 25, 1997 |
| 5349722 |
Methods of and apparatus for containing and evacuating fluids (II) |
Sep. 27, 1994 |
| 5208941 |
High power vacuum attachment apparatus |
May. 11, 1993 |
| 5125128 |
Street sweeping machine |
Jun. 30, 1992 |
| 5083340 |
Nozzle pipe supporting handle |
Jan. 28, 1992 |
| 5077863 |
Carpet cleaning machine with perimeter vacuum capability |
Jan. 7, 1992 |
| 5077862 |
Carpet cleaning machine with edge-mounted vacuum nozzle |
Jan. 7, 1992 |
| 5033149 |
Swimming pool cleaning apparatus |
Jul. 23, 1991 |
| 4827559 |
Vacuum system for pavement grooving machine |
May. 9, 1989 |
| 4580314 |
Suction cleaning device |
Apr. 8, 1986 |
| 4553284 |
Vacuum cleaner universal nozzle |
Nov. 19, 1985 |
| 4416034 |
Front-suction arrangement on a vacuum cleaner |
Nov. 22, 1983 |
| 4263693 |
Vacuum cleaner head |
Apr. 28, 1981 |
| 4204328 |
Variable diameter aspirating tip |
May. 27, 1980 |
| 4097722 |
Hair blower with orifice control |
Jun. 27, 1978 |
| 4036613 |
Rotary sweep arm for self-cleaning filter apparatus |
Jul. 19, 1977 |
| 4014065 |
Magnetic developer removal system |
Mar. 29, 1977 |
| 3999242 |
Cleaning apparatus |
Dec. 28, 1976 |
| 3984894 |
Sweeping vehicles for sweeping roads and other surfaces |
Oct. 12, 1976 |
| 3977359 |
Composite air-knife |
Aug. 31, 1976 |
| 3972089 |
Brake drum duster system |
Aug. 3, 1976 |
| 3950815 |
Suction port device for a vacuum cleaner |
Apr. 20, 1976 |
|
|
|
