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Class Information
Number: 15/236.1
Name: Brushing, scrubbing, and general cleaning > Implements > Scrapers > Rotary
Description: Subject matter wherein one or more scraper elements are mounted on a head which is adapted to be rotated by a power source.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7228631 |
Contouring shave |
Jun. 12, 2007 |
| 6681692 |
Self-adjusting blade |
Jan. 27, 2004 |
| 6668463 |
Grout removing tool |
Dec. 30, 2003 |
| 6568999 |
Method and apparatus for cleaning a surface of a microelectronic substrate |
May. 27, 2003 |
| 6467121 |
Rotary tube scrubber |
Oct. 22, 2002 |
| 6406358 |
Method and apparatus for cleaning a surface of a microelectronic substrate |
Jun. 18, 2002 |
| 5893611 |
Roofing removal apparatus |
Apr. 13, 1999 |
| 5732434 |
Container side-wall scraper |
Mar. 31, 1998 |
| 5644926 |
Two-piece scraping blade construction |
Jul. 8, 1997 |
| 5632090 |
Deglazing hand tool |
May. 27, 1997 |
| 5606761 |
Telescopic scraper tool |
Mar. 4, 1997 |
| 5363530 |
Pipe joint cleaner |
Nov. 15, 1994 |
| 5339481 |
Scrub brush |
Aug. 23, 1994 |
| 5292120 |
Golf tool |
Mar. 8, 1994 |
| 5263221 |
Paint scraper |
Nov. 23, 1993 |
| 5178065 |
Chambered doctor blade |
Jan. 12, 1993 |
| 5155912 |
Bowling ball tool & kit |
Oct. 20, 1992 |
| 5081734 |
Floor scraping machine |
Jan. 21, 1992 |
| 4920647 |
Devices for the removal of caulk from existing caulked joints |
May. 1, 1990 |
| 4890351 |
Scrapers, especially for griddles, hotplates and the like |
Jan. 2, 1990 |
| 4860450 |
Surface stripper |
Aug. 29, 1989 |
| 4858264 |
Ultrasonic assisted protective coating removal |
Aug. 22, 1989 |
| 4770712 |
Method and apparatus for scraping ice and snow and illuminating a scraping area |
Sep. 13, 1988 |
| 4531253 |
Cleaning device |
Jul. 30, 1985 |
| 4498512 |
Lumber saw-sizing tool |
Feb. 12, 1985 |
| 4490879 |
Scraping tool |
Jan. 1, 1985 |
| 4486931 |
Scarifying machine |
Dec. 11, 1984 |
| 4445248 |
Rotary stripper |
May. 1, 1984 |
| 4385412 |
Attachment for removing glued-on carpet padding |
May. 31, 1983 |
| 4377412 |
Improved rotary scraper having flexible fingers |
Mar. 22, 1983 |
| 4372242 |
Assembly for treating vessel hulls |
Feb. 8, 1983 |
| 4334334 |
Thread cleaning device |
Jun. 15, 1982 |
| 4324017 |
Rotary device for treating work surfaces |
Apr. 13, 1982 |
| 4295274 |
Scarifying machine |
Oct. 20, 1981 |
| 4185350 |
Scarifying attachment for floor machine |
Jan. 29, 1980 |
| 4183113 |
Rotary scraper |
Jan. 15, 1980 |
| 4148110 |
Rotating scraping or abrading tool |
Apr. 10, 1979 |
| 4137595 |
Rotary tool for stripping adhesive carpeting from flooring |
Feb. 6, 1979 |
| 4106193 |
Rotary scraper with non-gouging finger array |
Aug. 15, 1978 |
| 3990948 |
Apparatus for cleaning the bottom surface of a coke oven door plug |
Nov. 9, 1976 |
| 3958294 |
Rotary scraper |
May. 25, 1976 |
| 3942208 |
Rotary cleaning device |
Mar. 9, 1976 |
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