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Class Information
Number: 15/413
Name: Brushing, scrubbing, and general cleaning > Machines > With air blast or suction > Motor features, e.g., housing or casing assemblies > Air cooling by other than main air stream
Description: Apparatus including provisions for causing a draft of air other than the entire main cleaning air stream to contact the motor for cooling or ventilating.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7607197 |
Vacuum cleaner with operating elements that control power |
Oct. 27, 2009 |
| 7487570 |
Apparatus for protecting motor of a vacuum cleaner |
Feb. 10, 2009 |
| 7475449 |
Vacuum cleaner |
Jan. 13, 2009 |
| 7475451 |
Extraction with air venting |
Jan. 13, 2009 |
| 7472456 |
Portable cleaning assembly with waste container |
Jan. 6, 2009 |
| 7406744 |
Central vacuum system with secondary airflow path |
Aug. 5, 2008 |
| 7383606 |
Vacuum cleaner |
Jun. 10, 2008 |
| 7353565 |
Battery-powered vacuum cleaner and method of cooling battery-powered vacuum cleaner |
Apr. 8, 2008 |
| 7302734 |
Ground cleaning machine |
Dec. 4, 2007 |
| 7120965 |
Battery-powered vacuum cleaner and method of cooling battery-powered vacuum cleaner |
Oct. 17, 2006 |
| 6880201 |
Motor-fan cooling air directed into filter bag |
Apr. 19, 2005 |
| 6807709 |
Vacuum cleaner cooling system |
Oct. 26, 2004 |
| 6757935 |
Installation of a motor in a vacuum cleaner |
Jul. 6, 2004 |
| 6668421 |
Motor brush dust removing filter for use in vacuum cleaner |
Dec. 30, 2003 |
| 6581241 |
Vacuum cleaner having airflow recirculation path for cooling beater brush motor |
Jun. 24, 2003 |
| 6490755 |
Low-profile and highly-maneuverable vacuum cleaner having a headlight and a sidelight |
Dec. 10, 2002 |
| 6481050 |
Motor-fan cooling air directed into filter bag |
Nov. 19, 2002 |
| 6408481 |
Vacuum cleaner |
Jun. 25, 2002 |
| 6400048 |
Rotary brush device and vacuum cleaner using the same |
Jun. 4, 2002 |
| 6363574 |
Vacuum cleaner |
Apr. 2, 2002 |
| 6347428 |
Hand-held wet/dry vacuum |
Feb. 19, 2002 |
| 6324721 |
Leaf blower |
Dec. 4, 2001 |
| 6323570 |
Rotary brush device and vacuum cleaner using the same |
Nov. 27, 2001 |
| 6308374 |
Air filtering self-propelled upright vacuum cleaner |
Oct. 30, 2001 |
| 6305048 |
Electric backpack blower and accessory operator |
Oct. 23, 2001 |
| 6192551 |
Wet cleaning apparatus |
Feb. 27, 2001 |
| 6175988 |
Bypass vacuum cleaner with flexible vacuum hose stored over motor cooling air shroud and carrying handle |
Jan. 23, 2001 |
| 6052862 |
Cord rewinder for a water filter type vacuum cleaner |
Apr. 25, 2000 |
| 6003200 |
Powerhead housing assembly for vacuum cleaner |
Dec. 21, 1999 |
| 5974623 |
Vacuum cleaner motor housing |
Nov. 2, 1999 |
| 5797163 |
Liquid extraction machine |
Aug. 25, 1998 |
| 5737798 |
Device for a vacuum cleaner and a method for cooling a motor |
Apr. 14, 1998 |
| 5737797 |
Central vacuum with acoustical damping |
Apr. 14, 1998 |
| 5701631 |
Cooling arrangement for power components in a vacuum cleaner |
Dec. 30, 1997 |
| 5638575 |
Vacuum cleaners |
Jun. 17, 1997 |
| 5592716 |
Device for a vacuum cleaner and a method for cooling a motor |
Jan. 14, 1997 |
| 5551122 |
Corded handheld vacuum cleaner |
Sep. 3, 1996 |
| 5421058 |
Hand-held vacuum cleaner |
Jun. 6, 1995 |
| 5400463 |
Noise dampened canister vacuum cleaner |
Mar. 28, 1995 |
| 5386613 |
Water and air separating mechanism |
Feb. 7, 1995 |
| 5311640 |
Dental vacuum apparatus |
May. 17, 1994 |
| 5129128 |
Vacuum cleaner |
Jul. 14, 1992 |
| 5074006 |
Pet vacuum comb |
Dec. 24, 1991 |
| 4934017 |
Modular vacuum cleaning system |
Jun. 19, 1990 |
| 4924039 |
Cooled cord reel |
May. 8, 1990 |
| 4891861 |
Hand vacuum cleaner |
Jan. 9, 1990 |
| 4884314 |
Portable blower |
Dec. 5, 1989 |
| 4783878 |
Vacuum cleaner |
Nov. 15, 1988 |
| 4701974 |
Cable coil holding assembly in a vacuum cleaner |
Oct. 27, 1987 |
| 4665581 |
Vacuum cleaner apparatus |
May. 19, 1987 |
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