Brushroll having improved cleaning capability

• US 6,591,441 B2
• Filed: 10/30/2002
• Issued: 07/15/2003
• Est. Priority Date: 10/10/2001
• Status: Active Grant

• Current Assignee: The Scott Fetzer Company (Berkshire Hathaway Incorporated)
• Original Assignee: The Scott Fetzer Company (Berkshire Hathaway Incorporated)
• Inventors: Stegens, Alfred H., Stegens, Eric A.
• Primary Examiner(s): Till, Terrence R.
• Application Number:
  US10/283,592
• Publication Number:
  US 20030066150A1
• Time in Patent Office: 258 Days
• Field of Search: 151/79, 151/81, 151/82, 151/83, 153/66, 153/83, 153/89, 153/91, 153/92
• US Class Current: 15/179
• CPC Class Codes: A46B 13/001 Cylindrical or annular brush bodies
• CPC Class Codes: A47L 9/0455 Bearing means therefor

Abstract

A vacuum cleaner brushroll including a spindle, bristle tufts carried by the spindle, and sleeves fitted on the ends of the spindle, the bristle tufts including angled end tufts that extend through the sleeve outwardly beyond the ends of the spindle to provide a wide cleaning path and improved edge cleaning capability upon rotation of the brushroll. The sleeve on one end of the brushroll has a pulley.

Claims

1. In a vacuum cleaner brushroll including a spindle having a longitudinal axis of rotation and bristle tufts extending outwardly of the spindle, the improvement comprising a sleeve around an end portion of said spindle, a pulley integral with said sleeve, and angled tufts of bristles fixed in said spindle and extending outwardly through said sleeve beyond said end of said spindle to provide a wide cleaning path and an improved edge cleaning capability.

2. The improvement as claimed in claim 1 including a ferrule having a skirt surrounding an end portion of said sleeve, said angled end tufts extending outwardly through said skirt.

3. The improvement as claimed in claim 1 or claim 2 wherein said pulley is a timer belt pulley.

4. The improvement as claimed in claim 1 or claim 2 wherein said pulley has belt engaging grooves.

5. In a vacuum cleaner brushroll including a spindle having a longitudinal axis of rotation and bristle tufts extending outwardly from the spindle, the improvement comprising a member around each end of said spindle, one of said members at one end of said spindle having a pulley belt drive surface, and angled end tufts extending through said members, said end tufts being angled outwardly beyond the ends of said spindle to provide a wide cleaning path and edge cleaning capability upon rotation of said brushroll.

6. The improvement as claimed in claim 5 wherein said members are sleeves.

7. The improvement as claimed in claim 6 including a ferrule having a skirt surrounding an end portion of said sleeve, said angled end tufts extending outwardly through said end portion of said sleeve and said skirt.

8. In a vacuum brushroll including a spindle having a longitudinal axis of rotation and bristle tufts fixed in said spindle and extending outwardly therefrom, the improvement comprising a sleeve around an end portion of said spindle, said sleeve having a pulley belt drive surface, and some of said bristle tufts projecting outwardly through said sleeve.

9. The improvement as claimed in claim 8 including a member having a skirt around said sleeve, and wherein some of said bristle tufts extend outwardly through said skirt.

10. In a vacuum cleaner brushroll including a spindle having a longitudinal axis of rotation and bristle tufts extending outwardly from the spindle, the improvement comprising separate sleeves around each end of said spindle, and said bristle tufts including tufts having their ends fixed in said spindle and projecting outwardly through each sleeve.

11. The improvement as claimed in claim 10, wherein one of said sleeves includes a pulley belt drive surface.