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특허 상세정보

Cutting tool sharpener

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B24B-003/54    B24B-003/00   
미국특허분류(USC) 451/045; 451/311; 451/296
출원번호 US-0809522 (2008-06-26)
등록번호 US-8696407 (2014-04-15)
국제출원번호 PCT/US2008/068412 (2008-06-26)
§371/§102 date 20100618 (20100618)
국제공개번호 WO2009/082508 (2009-07-02)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Hall Estill Attorneys at Law
인용정보 피인용 횟수 : 16  인용 특허 : 24

Method (300) and apparatus (100) for sharpening a cutting tool (114, 132, 204, 210, 216). A flexible abrasive belt (116, 116A, 116B, 162, 172) with a selected linear stiffness and an abrasive surface (128A, 128B) of selected abrasiveness level is driven (304) in a selected direction along a selected plane between a first support (122) and a second support (118). In some embodiments, the cutting tool is presented (306, 308) in contacting engagement against the abrasive surface to induce torsion of the belt (140, 144, 148) out of the selected plane to conf...


1. An apparatus for sharpening a cutting tool having an elongated cutting edge, the apparatus comprising: spaced apart first, second and third rollers rotatable about parallel first, second and third axes, respectively, wherein the first, second and third rollers are placed in a substantially triangular arrangement so that a distance between the first and second axes is substantially equal to a distance between the first and third axes and greater than a distance between the second and third axes;a flexible abrasive belt having a selected linear stiffnes...

이 특허에 인용된 특허 (24)

  1. Havins William H.. Abrading machine with indexing tool carrier. USP2000066071183.
  2. Kime ; Jr. Byron L. (Bettendorf IA). Abrasive sheet material with non-slip backing. USP1992055109638.
  3. Teunissen Jeremias (Weteringpad 1 3762 En Soest NLX). Apparatus and process for grinding a profile of a band saw. USP1993015181343.
  4. Edling Theodore L. (4333 Willow Rd. Bethel Island CA 94511). Belt driven knife sharpener. USP1986104617763.
  5. Stevens Arthur Royden (Torquay EN). Belt-type abrader with means to compensate for tool wear. USP1977014000583.
  6. Conklin Norman T. (136 Marycrest La. West Seneca NY 14224). Blade sharpener. USP1990104964241.
  7. MacJannette Barrie (Harrogate GB2). Blade sharpeners. USP1979034142331.
  8. Felstehausen Eugene. Cob cutter blade honing device. USP1999015863238.
  9. Wormley David (Newton MA) Agranat Edward A. (Weston MA). Computer controlled grinding machine for producing objects with complex shapes. USP1993035193314.
  10. Deware, William R.; Andrews, William L.. Contour sanding apparatus and kit. USP2003116648737.
  11. McCroary,Robert. Handheld skate sharpener. USP2006087097547.
  12. Friel Daniel D. (Greenville DE) Bigliano Robert P. (Wilmington DE). High speed precision sharpening apparatus. USP1997035611726.
  13. Gore Fred M. ; Saller Don H. ; Wilhite Gerald D.. Knife and scissors sharpener. USP2000086101898.
  14. Levsen,Clark A.. Knife blade dressing apparatus. USP2007047198558.
  15. Longbrake Howard R. (16740 Indian Hollow Rd. Grafton OH 44044). Knife sharpener. USP1982034320892.
  16. Fuchs,Richard W.. Knife sharpening apparatus. USP2008057374470.
  17. Ferroglio Enrico (Viale Catullo 12 I-10.090 Bardassano di Gassino IT). Knife sharpening machine with an abrasive belt. USP1977084043082.
  18. Fuchs, Richard W.. Knife sharpening machine with force relief means. USP1991085036626.
  19. Leyva,Ronald P.. Knife sharpening method and system. USP2007097264542.
  20. Friel Daniel D. (Box 4319 Greenville DE 19807). Method and apparatus for knife and blade sharpening. USP1986124627194.
  21. Gregory J. Lee (Richmond VA). Method and apparatus for sharpening scalloped-edge blades. USP1995075435771.
  22. Ewert Terry S. ; Staab Gregory L. Multiple abrasive belt machine. USP1999105964654.
  23. Friel, Sr., Daniel D.; Friel, Jr., Daniel D.; Hall, Sr., Terry J.. Sharpening device. USP2005046875093.
  24. Friel ; Sr. Daniel D ; Friel ; Jr. Daniel D ; Bigliano Robert P.. Versatile ultrahone sharpener. USP2000096113476.