US Patent No: 4,227,280

Number of patents in Portfolio can not be more than 2000

Vacuum/blower attachment for filament trimmer

Stats

ATTORNEY / AGENT: (SPONSORED)
 

Importance

Loading Importance Indicators... loading....

Abstract

An attachment for converting a conventional filament trimmer into a vacuum or blower for removal of grass clippings. The attachment includes a fan housing removably mounted to the trimmer in either a vacuum or blower mode of operation and a fan removably mounted to the rotatably driven shaft of the trimmer. The fan housing has an air inlet scoop and air discharge chute.

Loading the Abstract Image... loading....

First Claim

Related Publications

Loading Related Publications... loading....

Patent Owner(s)

Patent OwnerAddressTotal Patents
THE TORO COMPANYMINNEAPOLIS, MN615

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Comer, Robert C Lilydale, MN 17 287

Cited Art

Patent Info (Count) # Cites Year
 
OTHER [CHECK PATENT PROFILE FOR ASSIGNMENT INFORMATION] (1)
4,187,577 Blower attachment for line trimmer 26 1978

Patent Citation Ranking

Forward Cites

Patent Info (Count) # Cites Year
 
BLACK & DECKER INC. (5)
4,870,714 Portable blower/vacuum system 28 1987
5,673,457 Debris blower and/or vacuum devices 14 1996
6,460,253 Combination string and blade trimmer with auxiliary blower function 6 2000
6,442,845 Combination string and blade trimmer with auxiliary blower function 4 2001
8,256,120 Vegetation trimmer having a blowing function 0 2008
 
HUSQVARNA OUTDOOR PRODUCTS INC. (3)
RE33050 Hand held gas engine blower 22 1987
5,794,864 Portable lawn and garden mulching vacuum 13 1996
6,640,384 Convertible blower and vacuum 4 2001
 
KIORITZ CORPORATION (2)
5,245,726 Apparatus for picking up and shredding natural yard waste 42 1991
5,294,063 Debris vacuum selectively usable as a hand-held and wheeled unit 18 1991
 
MTD PRODUCTS INC (2)
D421163 Blower head assembly 1 1998
7,047,592 Combination blower assembly and string trimmer 2 2003
 
MTD SOUTHWEST INC. (2)
5,768,749 Portable air blower 24 1996
5,722,111 Blower vacuum 17 1996
 
BILLY GOAT INDUSTRIES, INC. (1)
6,253,416 Blower air stream diverter 5 2000
 
ELECTROLUX HOME PRODUCTS, INC. (1)
4,674,146 Hand held gas engine blower 43 1985
 
FIRST UNION NATIONAL BANK OF NORTH CAROLINA (1)
4,642,841 Hand held vacuum cleaner 16 1985
 
INTERNATIONAL RETAIL DIRECT PROMOTIONS, INC. (1)
5,894,630 Air conducting convertor for string trimmer 6 1996
 
LEONARDI MANUFACTURING CO., INC. (1)
8,186,135 Electrically-powered combination lawn mower, trimmer and edger 0 2010
 
SCHILLER GROUNDS CARE, INC. (1)
5,735,018 Blower for moving debris 14 1996
 
SIMPLICITY MANUFACTURING, INC. (1)
5,642,864 Chipper vacuum shredder system and apparatus 10 1994
 
ZENOAH, KOMATSU (1)
4,413,371 Blower attachment for portable power unit 40 1981
 
OTHER [CHECK PATENT PROFILE FOR ASSIGNMENT INFORMATION] (5)
4,713,858 Leaf collection apparatus for blower-vacuums 18 1986
4,827,702 Blower attachment for filament trimmers 13 1988
4,835,950 Filament trimmer including a blower 12 1988
6,280,532 Lawn vacuum attachment and method 1 1999
6,681,443 Blower 0 2001