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Precision drill sharpener and grinding wheel assembly therefor

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B24B-005/00   
미국특허분류(USC) 451/242; 451/178; 451/278; 451/375; 451/449; 279/060
출원번호 US-0946736 (1997-10-08)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Miles & Stockbridge P.C.
인용정보 피인용 횟수 : 12  인용 특허 : 11
초록
▼

A precision drill sharpener and grinding wheel assembly is provided, as is a corresponding drill chuck for use with the drill sharpener, in which the drill sharpener includes a lever and spring clip alignment subassembly for properly positioning a drill in the drill chuck, and sharpening ports for sharpening the drill and splitting the drill tip, the sharpening ports being positioned such that a single grinding wheel assembly is used to both sharpen the drill and split the tip. The drill sharpener uses a small diameter grinding wheel operated at high spe...

대표
청구항
▼

1. A drill sharpener comprising: a housing; a motor disposed in said housing having a motor-shaft extending therefrom; a grinding wheel assembly comprising a grinding wheel operatively coupled to said motor shaft; a drill mounting chuck; a pair of peripheral cams carried by the barrel portion of the chuck; said housing defining at least one chuck receiving port having a chuck receiving sleeve therein to position the chuck and a drill in operative relation to a grinding surface of the grinding wheel; wherein said grinding wheel is made of steel a...

이 특허에 인용된 특허 (11)

  1. Bernard ; Arthur Alexander ; Bernard ; Richard Allen. Chuck. USP1978064093247.
  2. Schroeder Richard L. (North Fond du Lac WI). Drill grinding machine. USP1993015179809.
  3. Ketteringham Thomas (15 Church View Rd. Probus ; Cornwall GB2). Drill sharpening tool. USP1988054742648.
  4. Wiand Richard K. (Birmingham MI). Drop-on grinding bit for a grinding apparatus. USP1997105681211.
  5. Bernard David A. (Ashland OR) Christian William C. (Medford OR). End mill sharpener. USP1990044916866.
  6. Shoenhair John J. (New Hope MN) Kallevig Bruce E. (Monticello MN). Method and apparatus for limiting the dispersion of rail grinding machine spark and dust residue. USP1992055111624.
  7. Christian William C. (Ashland OR) Bernard David A. (Ashland OR). Precision twist drill sharpener/point splitting machine. USP1995035400546.
  8. Hulme Jack R. (3609 Country Club Rd. Duncan OK 73533). Tool grinder apparatus and method. USP1992035097634.
  9. Bernard David A. (Ashland OR) Bernard Richard A. (Ashland OR) Christian William C. (Ashland OR). Twist drill point splitting/web thinning apparatus. USP1984124485596.
  10. Maysilles Lynn A. (15140 Hidden Valley La. Rochester MI 48063). Twist drill sharpening machine. USP1984064455786.
  11. Bernard David A. (Ashland OR) Bernard Arthur A. (Ashland OR) Bernard Richard A. (Ashland OR). Universal twist drill sharpener apparatus. USP1984094471581.

이 특허를 인용한 특허 피인용횟수: 12

  1. Layton, Jr., Russell K.; Beaudet, Daniel A.; Goryachev, Ivan D.. Compact grinding wheel. USP2018029902035.
  2. Lee,Wang Sheng. Cutter grinding device. USP2009017473163.
  3. Dovel, Daniel T.; DeLorenzo, Christopher T.; Miner, Steven J.. Cutting tool sharpener. USP2013088512103.
  4. Douglas,Lawrence M.. Drill bit dresser. USP2009037507149.
  5. Layton, Jr., Russell K.; Beaudet, Daniel A.; Goryachev, Ivan D.. Grinding wheel arbor. USP2016109475175.
  6. Layton, Jr., Russell K.; Beaudet, Daniel A.; Goryachev, Ivan D.. Grinding wheel with identification tag. USP2017069669508.
  7. Heun,Ping Hay. Sharpener for drill bits. USP200805D568132.
  8. Layton, Jr., Russell K.; Beaudet, Daniel A.; Goryachev, Ivan D.. Skate blade retention mechanism. USP2017029566682.
  9. Layton, Jr., Russell K.; Beaudet, Daniel A.; Goryachev, Ivan D.. Skate blade retention mechanism with jaw guides. USP2016059352437.
  10. Layton, Jr., Russell K.; Beaudet, Daniel A.; Goryachev, Ivan D.; Hastings, Zachary S.. Skate blade sharpening system. USP201708D793830.
  11. Layton, Jr., Russell K.; Beaudet, Daniel A.; Goryachev, Ivan D.; Hanczor, Matt. Skate blade sharpening system with alignment adjustment. USP20180910065282.
  12. Layton, Jr., Russell K.; Beaudet, Daniel A.; Goryachev, Ivan D.; Hanczor, Matt. Skate blade sharpening system with alignment adjustment using alignment wheel. USP2017029573236.

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