United States Patent (10) Patent N0.: US 6,945,850 B2 Perrey (45) Date of Patent: Sep
US006945850B2 (12) United States Patent (10) Patent N0.: US 6,945,850 B2 Perrey (45) Date of Patent: Sep. 20, 2005 (54) SAW BLADE WITH ABRASIVE SURFACE 3,914,906 A * 10/1975 Barnes ...................... .. 30/514 4,369,685 A * 1/1983 Trigg ...... .. 76/112 Inventor: DavidCL Jefferson AI Perrey, City MO (Us)Brush Creek 4,675,975 A * 6/1987 Kucharczyk. .et . a1.. ........ .. .. 29/566 651’09_8832 ’ 5,018,276 A * 5/1991 Asada ....................... .. 30/347 5,115,796 A 5/1992 Schweickhardt ....... .. 125/13.01 . _ . 5,239,978 A * 8/1993 Plangetis ........ .. 125/16.01 (ak) Nome‘ sublecbto any dlsclalmer: the term Ofthls 5,518,443 A * 5/1996 Fisher ................. .. 125/15 Patent 15 extended or adlusted under 35 5,529,528 A 6/1996 Young 6161. .. 451/28 U-S-C- 154(b) by 181 days~ 5,704,828 A * 1/1998 Young et a1. 451/461 5,868,125 A * 2/1999 Maoujoud .... .. 125/15 (21) Appl, No_; 09/777,333 6,039,641 A * 3/2000 suug ......................... .. 125/22 (22) Filed: Feb 6, 2001 FOREIGN PATENT DOCUMENTS (65) Prior Publication Data GB 2195099 A * 3/1988 ......... .. B24B/21/00 US 2002/0106983 A1 Aug. 8, 2002 * Cited by examiner (51) Int. c1.7 .......................... .. B23F 21/03- B28D 1/02 Primary Ex“mi””—DaVid 13' Thomas (52) US. Cl. ................. .. 451/28- 125/1301- 125/1601- (74) Attorney’ Agent’ 0’ Fi””_Lathr°p 8‘ Gage LC 125/21; 83/835; 451/540 (57) ABSTRACT (58) Fleld 0f 41561é2i’7g6’2g; The present invention relates to a saW blade for cutting and 540 ’541 ’548_’ 125/’12 1’3 01 ’15 i6 01’ ?nishing the surface of a Work piece.
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