EP1980364B1 - Dispositif amélioré d'aiguisage de couteau - Google Patents

Dispositif amélioré d'aiguisage de couteau Download PDF

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Publication number
EP1980364B1
EP1980364B1 EP08007179A EP08007179A EP1980364B1 EP 1980364 B1 EP1980364 B1 EP 1980364B1 EP 08007179 A EP08007179 A EP 08007179A EP 08007179 A EP08007179 A EP 08007179A EP 1980364 B1 EP1980364 B1 EP 1980364B1
Authority
EP
European Patent Office
Prior art keywords
knife
sharpening device
knife sharpening
blade
grinding wheel
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
EP08007179A
Other languages
German (de)
English (en)
Other versions
EP1980364A1 (fr
Inventor
Patrizio Fazzini
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.)
Fazzini Technology Di Ing Patrizio Fazzini & Csas
Original Assignee
Fazzini Technology Di Ing Patrizio Fazzini & Csas
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 Fazzini Technology Di Ing Patrizio Fazzini & Csas filed Critical Fazzini Technology Di Ing Patrizio Fazzini & Csas
Publication of EP1980364A1 publication Critical patent/EP1980364A1/fr
Application granted granted Critical
Publication of EP1980364B1 publication Critical patent/EP1980364B1/fr
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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

Claims (12)

  1. Dispositif d'affûtage de couteau, (1) comprenant une paire de meules adjacentes et à rotation inverse (7, 8), logées dans un corps de boîtier (20), ledit corps de boîtier (20) définissant au moins une fente (21) permettant d'y engager une lame de couteau qui doit être affûtée, un dispositif de guidage de la lame (30) étant associé au dit corps de boîtier, caractérisé en ce que ledit dispositif de guidage de la lame (30) comprend un élément de pont (30) couplé au dit corps de boîtier (20) et supportant, pour coulisser, un élément de coulisseau (31) relié au dit élément de pont (30) grâce à une tige de connexion (32), ledit élément de coulisseau (31) présentant, à la base de celui-ci, soit une pièce d'extrémité en creux (33) soit une petite roue d'entraînement pouvant s'engager sur une portion arrière d'une lame de couteau qui doit être affûtée.
  2. Dispositif d'affûtage de couteau, selon la revendications 1, caractérisé en ce que ledit dispositif d'affûtage (1) comprend une plaque support (2) comportant une pluralité d'évidements (3) permettant d'y loger des éléments de paliers (4) destinés à supporter les axes (5) desdites au moins première (7) et seconde (8) meules, lesdits axes (5) étant couplés à des poulies crantées (10) sur lesquelles est entraînée une double courroie crantée (11), afin de provoquer la rotation desdites meules (9, 8) dans des directions inverses.
  3. Dispositif d'affûtage de couteau, selon la revendication 1, caractérisé en ce que ledit dispositif d'affûtage (1) comprend un moteur d'entraînement (4) supportant un écrou à oeil (14), entrainant une poulie d'entraînement, ledit écrou à oeil (14) pivotant en un point de celui-ci par rapport à ladite plaque support (2) et étant relié par des vis de raccordement (16) engagées dans les fentes d'engagement (17) ayant un centre en un agencement d'articulation (15).
  4. Dispositif d'affûtage de couteau, selon une ou plusieurs des revendications précédentes, caractérisé en ce que ledit dispositif d'affûtage (1) comprend une troisième meule (9) adjacente aux dites première (7) et seconde (8) meules, permettant d'affûter des ciseaux.
  5. Dispositif d'affûtage de couteau, selon la revendication 4, caractérisé en ce que ledit dispositif d'affûtage (1) comprend une fente à ciseaux (40) agencée au niveau de ladite troisième meule (9).
  6. Dispositif d'affûtage de couteau, selon les revendications 1 et 5, caractérisé en ce que ledit dispositif (1) comprend une fente cruciforme (60) adjacente à ladite fente d'affûtage des couteaux (21) permettant de placer des lames de ciseaux qui doivent être affûtées par la première meule (7).
  7. Dispositif d'affûtage de couteau, selon une ou plusieurs des revendications précédentes, caractérisé en ce que ladite pièce d'extrémité en creux (33) et ladite petite roue d'entraînement sont détachables et interchangeables.
  8. Dispositif d'affûtage de couteau, selon une ou plusieurs des revendications précédentes, caractérisé en ce que ladite tige de guidage (32) supporte un ressort de pression permettant de pousser légèrement ladite pièce d'extrémité en creux (33) sur la portion arrière du couteau.
  9. Dispositif d'affûtage de couteau, selon une ou plusieurs des revendications précédentes, caractérisé en ce que, au niveau de ladite fente d'affûtage des ciseaux (40) est agencée une plaque repère (50) permettant d'agencer le bord de coupe de la lame de ciseaux suivant un angle défini.
  10. Dispositif d'affûtage de couteau, selon une ou plusieurs des revendications précédentes, caractérisé en ce que lesdites poulies crantées (10) sont couplées à leurs axes (5) correspondants par un couplage du type à joint fixe, lesdits axes étant, de plus, libres d'épaulements, puisque le système permettant de bloquer la meule et la meule correspondante est agencé de manière à empêcher tout déplacement transversal de se produire, entre une meule et un palier correspondant, un élément de bague d'écartement étant prévu.
  11. Dispositif affûteur de couteau, selon une ou plusieurs des revendications précédentes, caractérisé en ce que lesdites meules d'affûtage de lame à rotation inverse ont un profil hélicoïdal ou plat, et sont constituées d'acier revêtu d'un matériau abrasif tel que du diamant, du NBC, de la céramique ou similaire.
  12. Dispositif d'affûtage de couteau, selon une ou plusieurs des revendications précédentes, caractérisé en ce que lesdites meules comprennent du nitrure de bore cubique.
EP08007179A 2007-04-13 2008-04-11 Dispositif amélioré d'aiguisage de couteau Active EP1980364B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000758A ITMI20070758A1 (it) 2007-04-13 2007-04-13 Dispositivo affilacotelli dotato di una struttura perfezionata

Publications (2)

Publication Number Publication Date
EP1980364A1 EP1980364A1 (fr) 2008-10-15
EP1980364B1 true EP1980364B1 (fr) 2011-06-08

Family

ID=39587036

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08007179A Active EP1980364B1 (fr) 2007-04-13 2008-04-11 Dispositif amélioré d'aiguisage de couteau

Country Status (4)

Country Link
EP (1) EP1980364B1 (fr)
AT (1) ATE511947T1 (fr)
ES (1) ES2367824T3 (fr)
IT (1) ITMI20070758A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11376713B1 (en) 2021-03-09 2022-07-05 Sharkninja Operating Llc Knife sharpening systems

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106271914B (zh) * 2016-09-21 2018-11-30 阳江市阳东区天一刀具有限公司 一种自动磨刀装置及其控制系统和控制方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1256364B (it) * 1992-09-01 1995-12-04 Fazzini Patrizio Macchina perfezionata per l'arrotatura e l'affilatura di lame in genere
US6083088A (en) * 1996-08-23 2000-07-04 Turner Intellectual Property Limited Implement working adapter
US6752702B1 (en) * 2002-06-24 2004-06-22 Ted Thompson Knife sharpener
EP1745886A1 (fr) * 2005-07-20 2007-01-24 Hans-Peter Zahnd Dispositif d'affûtage

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11376713B1 (en) 2021-03-09 2022-07-05 Sharkninja Operating Llc Knife sharpening systems
US11806839B2 (en) 2021-03-09 2023-11-07 Sharkninja Operating Llc Knife sharpening systems

Also Published As

Publication number Publication date
EP1980364A1 (fr) 2008-10-15
ITMI20070758A1 (it) 2008-10-14
ATE511947T1 (de) 2011-06-15
ES2367824T3 (es) 2011-11-08

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