CA2992729C - Sharpening apparatus for scissors - Google Patents

Sharpening apparatus for scissors Download PDF

Info

Publication number
CA2992729C
CA2992729C CA2992729A CA2992729A CA2992729C CA 2992729 C CA2992729 C CA 2992729C CA 2992729 A CA2992729 A CA 2992729A CA 2992729 A CA2992729 A CA 2992729A CA 2992729 C CA2992729 C CA 2992729C
Authority
CA
Canada
Prior art keywords
scissors
steel
sharpening
pivotable
sharpening steel
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.)
Active
Application number
CA2992729A
Other languages
English (en)
French (fr)
Other versions
CA2992729A1 (en
Inventor
Joseph C. Juranitch
John R. Juranitch
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.)
Razor Edge Systems Inc
Original Assignee
Razor Edge Systems Inc
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 Razor Edge Systems Inc filed Critical Razor Edge Systems Inc
Publication of CA2992729A1 publication Critical patent/CA2992729A1/en
Application granted granted Critical
Publication of CA2992729C publication Critical patent/CA2992729C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • B24D15/063—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges for grinding shears, scissors
    • 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
    • B24B3/52—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades of shear blades or scissors
    • 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
    • B24D15/02—Hand tools or other devices for non-rotary grinding, polishing, or stropping rigid; with rigidly-supported operative surface
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Scissors And Nippers (AREA)
CA2992729A 2015-07-17 2016-07-13 Sharpening apparatus for scissors Active CA2992729C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/802,757 US9902047B1 (en) 2015-07-17 2015-07-17 Sharpening apparatus for scissors
US14/802,757 2015-07-17
PCT/US2016/042082 WO2017015025A1 (en) 2015-07-17 2016-07-13 Sharpening apparatus for scissors

Publications (2)

Publication Number Publication Date
CA2992729A1 CA2992729A1 (en) 2017-01-26
CA2992729C true CA2992729C (en) 2021-08-17

Family

ID=57834517

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2992729A Active CA2992729C (en) 2015-07-17 2016-07-13 Sharpening apparatus for scissors

Country Status (9)

Country Link
US (1) US9902047B1 (enExample)
EP (1) EP3325213B1 (enExample)
JP (1) JP6896723B2 (enExample)
KR (1) KR102509336B1 (enExample)
CN (1) CN108025414B (enExample)
CA (1) CA2992729C (enExample)
ES (1) ES2854749T3 (enExample)
PT (1) PT3325213T (enExample)
WO (1) WO2017015025A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109531368B (zh) * 2018-11-28 2020-11-13 山东博源精密机械有限公司 一种材料表面处理工具
USD1084813S1 (en) 2022-10-26 2025-07-22 Milwaukee Electric Tool Corporation Blade sharpener
USD1051832S1 (en) 2023-02-28 2024-11-19 Access Business Group International Llc Cradle for skin treatment system
USD1047180S1 (en) 2023-02-28 2024-10-15 Access Business Group International Llc Skin treatment device
US12471954B2 (en) 2023-02-28 2025-11-18 Access Business Group International Llc Handheld skin treatment device
USD1039711S1 (en) 2023-02-28 2024-08-20 Access Business Group International Llc Skin treatment device
USD1049405S1 (en) 2023-02-28 2024-10-29 Access Business Group International Llc Skin treatment system

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1897662A (en) * 1931-07-21 1933-02-14 Walter C B Farrar Combined shear sharpening and corrugating device
US1964627A (en) * 1933-07-24 1934-06-26 Lewis H Gaw Scissors sharpener
US2061842A (en) * 1935-04-05 1936-11-24 Thomas H Louden Shear sharpener
GB517242A (en) * 1938-08-20 1940-01-24 James Chantry Improvements in knife sharpeners
US2304420A (en) * 1941-01-21 1942-12-08 Howell J Rains Scissors sharpener
US2397256A (en) * 1944-02-21 1946-03-26 Robert J Foster Sharpening device for cutlery
US2528943A (en) * 1946-04-22 1950-11-07 Tindaro A Calabrese Sharpening device for scissors
JPS5027490U (enExample) * 1973-07-04 1975-03-29
US3885352A (en) 1974-07-19 1975-05-27 John R Juranitch Sharpening machine
US3942394A (en) 1975-01-20 1976-03-09 Juranitch John R Finishing sharpener and method for using same
US4216627A (en) * 1978-11-02 1980-08-12 Westrom Stanley J Shear sharpener
US4450653A (en) * 1981-07-21 1984-05-29 Fletcher Engineering, Inc. Knife sharpener
US4624079A (en) * 1985-04-29 1986-11-25 Bonapace Mario J Knife sharpener
JPS6288552U (enExample) * 1985-11-25 1987-06-06
US4852305A (en) 1986-12-17 1989-08-01 Juranitch John C Fishhook sharpener
JPH11347895A (ja) * 1998-06-02 1999-12-21 Katsuo Maehara 刃物用研磨装置
SE524407C2 (sv) * 2002-10-23 2004-08-03 Thomas Loefvenmark Anordning för bryning
CN200974935Y (zh) * 2006-11-28 2007-11-14 李德锵 一种数控面料裁剪机的手动磨刀装置
US8696407B2 (en) * 2007-12-21 2014-04-15 Darex, Llc Cutting tool sharpener
USD686895S1 (en) 2012-01-09 2013-07-30 Razor Edge Systems, Inc. Scissors sharpener
US8951098B2 (en) * 2012-11-30 2015-02-10 Spyderco, Inc. Rotatable hand-held blade-sharpening apparatus
CN204997461U (zh) * 2014-11-04 2016-01-27 赵云红 一种磨剪刀机

Also Published As

Publication number Publication date
KR20180030884A (ko) 2018-03-26
EP3325213A4 (en) 2019-03-13
JP6896723B2 (ja) 2021-06-30
KR102509336B1 (ko) 2023-03-10
JP2018520902A (ja) 2018-08-02
EP3325213B1 (en) 2020-12-09
WO2017015025A1 (en) 2017-01-26
CN108025414B (zh) 2021-01-26
US9902047B1 (en) 2018-02-27
HK1255225A1 (zh) 2019-08-09
CN108025414A (zh) 2018-05-11
EP3325213A1 (en) 2018-05-30
ES2854749T3 (es) 2021-09-22
PT3325213T (pt) 2021-02-09
CA2992729A1 (en) 2017-01-26

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