CA2860206C - Precision sharpener for ceramic knife blades - Google Patents

Precision sharpener for ceramic knife blades Download PDF

Info

Publication number
CA2860206C
CA2860206C CA2860206A CA2860206A CA2860206C CA 2860206 C CA2860206 C CA 2860206C CA 2860206 A CA2860206 A CA 2860206A CA 2860206 A CA2860206 A CA 2860206A CA 2860206 C CA2860206 C CA 2860206C
Authority
CA
Canada
Prior art keywords
sharpening
stage
final stage
cutting edge
sharpener
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA2860206A
Other languages
English (en)
French (fr)
Other versions
CA2860206A1 (en
Inventor
George C. Jensen
Samuel Weiner
Daniel D. Friel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Edgecraft Corp
Original Assignee
Edgecraft Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Edgecraft Corp filed Critical Edgecraft Corp
Publication of CA2860206A1 publication Critical patent/CA2860206A1/en
Application granted granted Critical
Publication of CA2860206C publication Critical patent/CA2860206C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
    • B24B3/36—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades
    • B24B3/54—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades of hand or table knives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D15/00—Hand tools or other devices for non-rotary grinding, polishing, or stropping
    • B24D15/06—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D15/00—Hand tools or other devices for non-rotary grinding, polishing, or stropping
    • B24D15/06—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges
    • B24D15/08—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges of knives; of razors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D15/00—Hand tools or other devices for non-rotary grinding, polishing, or stropping
    • B24D15/06—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges
    • B24D15/08—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges of knives; of razors
    • B24D15/081—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges of knives; of razors with sharpening elements in interengaging or in mutual contact
    • B24D15/082—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges of knives; of razors with sharpening elements in interengaging or in mutual contact the elements being rotatable

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
CA2860206A 2011-12-22 2012-12-20 Precision sharpener for ceramic knife blades Expired - Fee Related CA2860206C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161578954P 2011-12-22 2011-12-22
US61/578,954 2011-12-22
PCT/US2012/070779 WO2013096537A2 (en) 2011-12-22 2012-12-20 Precision sharpener for ceramic knife blades

Publications (2)

Publication Number Publication Date
CA2860206A1 CA2860206A1 (en) 2013-06-27
CA2860206C true CA2860206C (en) 2017-05-30

Family

ID=48655006

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2860206A Expired - Fee Related CA2860206C (en) 2011-12-22 2012-12-20 Precision sharpener for ceramic knife blades

Country Status (6)

Country Link
US (1) US8585462B2 (enExample)
EP (1) EP2794184B1 (enExample)
JP (1) JP6010137B2 (enExample)
CN (1) CN104185536B (enExample)
CA (1) CA2860206C (enExample)
WO (1) WO2013096537A2 (enExample)

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US8926408B2 (en) * 2012-05-03 2015-01-06 Tom Hiroshi Hasegawa Blade sharpener
US10173273B2 (en) 2014-01-24 2019-01-08 United Technologies Corporation Forming tool for leading edge of turbine blades
USD721937S1 (en) * 2014-02-07 2015-02-03 Edgecraft Corporation Electric knife sharpener
CN106102994A (zh) * 2014-03-13 2016-11-09 埃奇克拉夫特公司 用于陶瓷和金属刀片的电动刃磨器
US9649749B2 (en) * 2015-01-16 2017-05-16 Edgecraft Corporation Manual sharpener
US9656372B2 (en) 2015-01-16 2017-05-23 Edgecraft Corporation Sharpener for thick knives
CN105150124A (zh) * 2015-09-24 2015-12-16 中山市泰帝科技有限公司 新型磨刀器
WO2017139663A1 (en) * 2016-02-12 2017-08-17 Darex, Llc Powered tool sharpener with multi-speed abrasive
US11491602B2 (en) 2016-02-12 2022-11-08 Darex, Llc Powered sharpener with user directed indicator mechanism
CN108747621B (zh) * 2018-08-29 2024-03-12 广东企盟工业设计有限公司 一种多磨头磨刀器
EP3976313A4 (en) 2019-05-29 2023-06-14 Darex, Llc SHARPENER WITH MANUAL FINISHING STAGE
CN111015384B (zh) * 2019-12-31 2020-12-08 重庆桥丰五金制造有限公司 一种新型刀、剪制造打磨装置
US11279003B1 (en) 2020-01-03 2022-03-22 Angle Pro Sharpener LLC Knife sharpeners with angle gauge
USD928634S1 (en) 2020-01-24 2021-08-24 Rhineland Cutlery, Llc Angle gauge
CN111558905B (zh) * 2020-06-02 2024-11-15 中山市泰帝科技有限公司 一种弹性研磨的磨刀器
USD997675S1 (en) 2021-10-06 2023-09-05 Darex, Llc Power sharpener
USD1034139S1 (en) * 2023-08-15 2024-07-09 Newness Ongoing Technology Co., Limited Knife sharpener
JP7399601B1 (ja) * 2023-11-14 2023-12-18 株式会社貝印刃物開発センター 刃物研ぎ器
CN119188580B (zh) * 2024-11-11 2025-07-25 江苏国瓷金盛陶瓷科技有限公司 一种氮化硅陶瓷球研磨机
USD1106791S1 (en) * 2025-03-18 2025-12-23 Shenzhen Huaxiang Technology Co., Ltd Knife sharpener
USD1098868S1 (en) * 2025-03-28 2025-10-21 Huoyu Technology (Shenzhen) Co., Ltd Knife sharpener

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US3258878A (en) * 1963-10-31 1966-07-05 Oster Mfg Co John Knife and scissors sharpener improvements
JPS58132640U (ja) * 1982-03-03 1983-09-07 九州日立マクセル株式会社 研磨装置
US4807399A (en) 1984-03-12 1989-02-28 Edgecraft Corp. Method and apparatus for sharpening a knife
US4627194A (en) 1984-03-12 1986-12-09 Friel Daniel D Method and apparatus for knife and blade sharpening
US5148634A (en) 1984-03-12 1992-09-22 Edgecraft Corp. Scissor sharpening apparatus with magnetic guide
US5005319A (en) 1984-03-12 1991-04-09 Edgecraft Corporation Knife sharpener
USD303209S (en) 1986-09-19 1989-09-05 Edgecraft Corp. Knife sharpener
USD310620S (en) 1988-02-01 1990-09-18 Friel Daniel D Knife sharpener
JPH01306160A (ja) * 1988-06-03 1989-12-11 Masayuki Oka 刃物研ぎ機
USD328410S (en) 1989-04-12 1992-08-04 Edgecraft Corporation Knife sharpener
IT1233012B (it) 1989-09-22 1992-03-14 Loredana Cremascoli Macchina per l'affilatura di coltelli
US5390431A (en) * 1992-06-18 1995-02-21 Edgecraft Corporation Method and apparatus for knife and blade sharpening
US5611726A (en) 1995-04-28 1997-03-18 Edgecraft Corporation High speed precision sharpening apparatus
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USD409891S (en) 1998-01-09 1999-05-18 Edgecraft Corporation Sharpener
US6071181A (en) * 1998-08-07 2000-06-06 Edge Manufacturing, Inc. Knife sharpening machine
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WO2004035260A2 (en) 2002-10-15 2004-04-29 Edgecraft Corporation Improved sharpening device
US6863600B2 (en) 2002-12-17 2005-03-08 Edgecraft Corporation Apparatus for precision edge refinement of metallic cutting blades
CN1771109B (zh) 2003-03-27 2011-09-21 埃奇克拉夫特公司 用于沿切削刃进行刃磨并且制作微刀片的精密装置
US7517275B2 (en) 2003-03-27 2009-04-14 Edgecraft Corp. Apparatus for precision steeling/conditioning of knife edges
US7287445B2 (en) 2003-03-27 2007-10-30 Edgecraft Corporation Apparatus for precision steeling/conditioning of knife edges
US8430720B2 (en) 2003-03-27 2013-04-30 Edgecraft Corporation Apparatus for precision steeling/conditioning of knife edges
CN1835818A (zh) 2003-08-13 2006-09-20 埃奇克拉夫特公司 通用型手动剪刀刃磨器
USD542616S1 (en) 2005-03-10 2007-05-15 Edgecraft Corporation Electric knife sharpener
USD543430S1 (en) 2005-03-10 2007-05-29 Edgecraft Corporation Electric knife sharpener
USD567611S1 (en) 2005-03-11 2008-04-29 Edgecraft Corporation Electric knife sharpener having a brushed texture housing
US7198558B2 (en) * 2005-03-18 2007-04-03 Hantover, Inc. Knife blade dressing apparatus
WO2007041191A2 (en) 2005-09-30 2007-04-12 Edgecraft Corporation Precision control of sharpening angles
WO2007101008A2 (en) 2006-02-23 2007-09-07 Edgecraft Corporation Knife sharpeners with improved knife guides
US7121923B1 (en) 2006-04-20 2006-10-17 Martin P. Gottlieb Dual position sharpening device
US7686676B2 (en) 2007-04-18 2010-03-30 Edgecraft Corporation Precision sharpener for hunting and Asian knives
US7740522B2 (en) * 2007-07-09 2010-06-22 National Presto Industries, Inc. Knife sharpener
US20090081931A1 (en) * 2007-09-21 2009-03-26 Hantover, Inc. Blade dressing tool
JP2008030197A (ja) * 2007-10-23 2008-02-14 Edgecraft Corp 高速で精密な研ぎ装置
EP2259898B1 (en) * 2008-03-11 2020-04-22 Edgecraft Corporation Sharpener for knives with widely different edge angles
EP2461940B1 (en) * 2009-08-07 2014-09-10 Edgecraft Corporation Novel, sharpeners to create gross-grind knife edges
USD620332S1 (en) 2009-08-07 2010-07-27 Edgecraft Corporation Cross-grind sharpener
USD652284S1 (en) 2011-02-16 2012-01-17 Edgecraft Corporation Three stage manual knife sharpener
USD651887S1 (en) 2011-02-21 2012-01-10 Edgecraft Corporation Two stage manual knife sharpener
USD665647S1 (en) 2012-01-11 2012-08-21 Edgecraft Corporation Two-stage manual knife sharpener

Also Published As

Publication number Publication date
EP2794184A2 (en) 2014-10-29
US20130165021A1 (en) 2013-06-27
JP2015504011A (ja) 2015-02-05
EP2794184A4 (en) 2015-12-02
US8585462B2 (en) 2013-11-19
WO2013096537A3 (en) 2014-09-25
CN104185536A (zh) 2014-12-03
EP2794184B1 (en) 2018-03-07
CA2860206A1 (en) 2013-06-27
CN104185536B (zh) 2017-09-12
HK1204307A1 (en) 2015-11-13
JP6010137B2 (ja) 2016-10-19
WO2013096537A2 (en) 2013-06-27

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20140904

MKLA Lapsed

Effective date: 20201221