EP1568443A1 - Affûteur de couteaux - Google Patents

Affûteur de couteaux Download PDF

Info

Publication number
EP1568443A1
EP1568443A1 EP05001871A EP05001871A EP1568443A1 EP 1568443 A1 EP1568443 A1 EP 1568443A1 EP 05001871 A EP05001871 A EP 05001871A EP 05001871 A EP05001871 A EP 05001871A EP 1568443 A1 EP1568443 A1 EP 1568443A1
Authority
EP
European Patent Office
Prior art keywords
housing
knife sharpener
sharpener according
grinding
knife
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.)
Granted
Application number
EP05001871A
Other languages
German (de)
English (en)
Other versions
EP1568443B1 (fr
Inventor
Udo Fierus
Gerd Fierus
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.)
Fluegel Css & Co KG GmbH
Original Assignee
Fluegel Css & Co KG GmbH
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
Priority claimed from DE200420002773 external-priority patent/DE202004002773U1/de
Priority claimed from DE200420006957 external-priority patent/DE202004006957U1/de
Application filed by Fluegel Css & Co KG GmbH filed Critical Fluegel Css & Co KG GmbH
Publication of EP1568443A1 publication Critical patent/EP1568443A1/fr
Application granted granted Critical
Publication of EP1568443B1 publication Critical patent/EP1568443B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • B24D15/065—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges for sharpening both knives and scissors

Definitions

  • the invention relates to a knife sharpener for household knives or the like.
  • Knife Sharpener are in different embodiment and mode of action known.
  • knife sharpeners are known which essentially correspond to the classic sharpening steel. This includes a handle and a in this inserted grinding rod made of steel or ceramic. The handle can with be provided with a hand guard, so even untrained people one Injury protection find.
  • Knife sharpeners are also known as standing tools on a worktop or the like stand. These usually need to be held with one hand while with the other hand the cutting edge of the knife to be sharpened on grinding wheels, z. As steel or ceramic materials, with more or less pressure is passed over.
  • knife sharpeners are very much in terms of their design design unvariable and in all cases in terms of production, assembly and Handling very expensive.
  • the Abrasive on the other hand, the female handles, housings and the like designed according to ergonomic considerations. There is little room left for variability in the design. Economically, the receiving ones have to Handles, housings and the like to the functional design of the grinding wheels be adjusted.
  • the invention has for its object to provide a knife sharpener that can be used on the one hand fixed to a substrate for the sharpening, without having to be additionally held.
  • the knife sharpener should be extremely variable in terms of its external shape and its design and finally be produced with little economic outlay in terms of production and assembly.
  • the knife sharpener according to the invention is characterized in that a Housing with a wide compared to the abrasive body and a simple abrasive pickup is formed.
  • This can be for example Be plastic injection part, which may also be integrally formed.
  • the recording of the grinding wheels on the opposite side of the stand Surface is made such that it with respect to a projection of the are arranged comparatively wide footprint in the central region. In this way it is ensured that one over the surface of the grinding wheel Moving knife does not lead to tipping of the knife sharpener.
  • resilient retaining arms may be formed between which the essentially cylindrical grinding bodies are inserted, preferably with their end portions.
  • recordings may be formed in the housing, such as holes or the like, into which the abrasive bodies can be inserted with their end regions are.
  • the storage of the abrasive body in the Recordings such that the grinding wheels are at least slightly movable.
  • the abrasives are supported from below by spring means. This has the advantage that applied by means of a knife on the grinding wheel Pressure is partially absorbed, on the other hand, the abrasive always in one held in the upper position. This results in a flexible adaptation, so that the Abrasive always on z. B. concave or convex cutting geometries issue.
  • the substantially cylindrical grinding wheels are rotatable, so that not always the same surface areas for knife sharpening be used. It goes without saying that turning the Grinding is to be excluded during the grinding by the knife. On Turning, for example, by hand, by the arrangement of appropriate Operating elements or the like.
  • the knife sharpener includes a one-piece trained plastic injection housing with upstanding support arms and an inserted cylindrical grinding wheel.
  • a more complex design can be two or three or more Having arranged parallel to each other abrasive body, which is practically a Provide grinding surface.
  • the footprint opposite the Abrasive surface should not be too wide, as here the tilting moments be recorded on the surface support. Even rectangular cases are suitable.
  • This embodiment is independent of the above Embodiment with a broad base and an abrasive body in itself innovative and dependent protectable. It is a knife sharpener, in which the abrasive surface bearing surface and the footprint in are substantially the same, so the housing has a substantially cuboid shape. Through the two, three or more parallel grinding wheels is when grinding the Pressure recorded flat and prevents tilting of the knife sharpener.
  • variable knife sharpener With the invention can be produced with little economic effort, one-handed applicable and highest in terms of design design provided variable knife sharpener.
  • cover caps may be provided to the lying Cover surfaces of the grinding wheels.
  • the knife with the cutting edge with one hand with larger Knives for better guidance also with the help of the second hand, in an angle of z. B. 20 ° from both sides over the grinding wheel painted. So that the abrasive does not wear on one side, but on it can be used manually if needed to be turned around.
  • the knife sharpener shown consists essentially of a one-piece Plastic molded housing 1 with a large footprint, a Ceramic grinding wheel 2 and a cap 3, which are removed in Fig. 1 is shown, so that the knife sharpener ready for use on a table or another worktop is.
  • Fig. 2 shows half in longitudinal section, the housing 1 alone. It points to both Narrow sides integrally formed support arms 4 on, between which the Abrasive body 2, as shown in Fig. 1, is slightly clamped.
  • the grinding wheel 2 is a ceramic hollow cylinder, wherein in the ends of the same short pin 5 of Holding arms 4, which are slightly resilient, so intervene that the Abrasive 2 rests with some friction on the support arms 4, but if necessary can be turned by hand to another circumferential location of the same Sharpening household knives or the like to use if the before used circumferential spot should be contaminated by abrasive abrasion.
  • abrasive article 2 is easy to clean.
  • the stability and slip resistance of the Sharpening device is characterized by non-slip feet 7, for example made of rubber, ensures that in holes from at the four corner of the housing 1 provided approaches 8 are used and in Figs. 2 and 3 in Sprengdar ein are reproduced. In the inserted state are the Anti-slip feet 6 slightly down from the lugs 8 of the housing. 1 in order to ensure a secure state of the same.
  • the cap 3 is adapted to the shape of the knife sharpener, as can be easily imagined with reference to FIG. 1, when the cap 3 on the housing 1 is placed over the grinding wheel 2.
  • the Cover provided with the retaining arms 4 corresponding recesses 9 and has four plug pins 10 (Figs. 4 and 5), the pairwise when placing the Cover 3 in openings 11 of the housing 1 in the vicinity of the support arms. 4 intervention.
  • the grinding wheel 2 is protected housed and not visible.
  • the whole knife sharpener for example, a footprint of about 128 x 80 mm and a height of about 45 mm, takes up little space and is therefore to save space, but can also be visible when not in use be set up because he has an appealing appearance.
  • the Fign. 7 to 11 show the knife sharpener according to the invention in a second Embodiment.
  • the knife sharpener according to the invention according to the embodiment according to the fig. 7 to 11 via three grinding wheels 2, which are arranged side by side in parallel are.
  • the abrasive bodies 2 are preferably ceramic Cylinder or hollow cylinder, which, as described above with reference to FIGS. 1 to 6 described, are rotatably mounted on the housing 1 are arranged.
  • housing parts 12 are arranged.
  • casing 1 and housing parts 12 may be integrally formed.
  • the Housing parts 12 may be formed as separate components with the housing. 1 connected, for example, glued or screwed.
  • the housing parts 12 In the longitudinal direction 18 the housing parts 12 have a longitudinal extent, which is substantially the the grinding wheel 2 corresponds. It goes without saying, however, that the Housing parts 12 and a greater or lesser extent in the longitudinal direction 18th can have. Of importance alone is that by the additional arrangement the housing parts 12, the total footprint of the knife sharpener is increased.
  • the exemplary embodiment according to FIGS. 7 to 11 is the footprint formed opposite the top of the housing parts 12 curved. Also This embodiment is only mentioned as an example, because of course itself, that other surface configurations with respect to the housing parts 12th can be chosen.
  • the achieved by the additional arrangement of the housing parts 12 magnification the base of the knife sharpener can in particular the Fign. 8 and 9 be removed.
  • Is achieved by the arrangement of the housing parts 12th in particular a footprint enlargement in a direction transverse to the longitudinal extent 18 lying direction.
  • the increase in the footprint of the knife sharpener takes account, in particular, of the fact that there is a need to be sharpened Cutting tool, such as a knife, a pair of scissors or the like, in a transverse to the longitudinal extent 18 of the blade sharpener over direction the grinding body 2 is guided.
  • Is achieved by the housing parts 12 thus an improved stability of the knife sharpener especially with regard to the at a proper use of the knife sharpener occurring loadings transverse to the longitudinal extent of the eighteenth
  • the holding element 15 has in each case recesses 16 at the end, in which compression springs 14, preferably in the form of coil springs used are.
  • the springs 14 in turn carry the grinding wheels 2, these due to the Pressurization by the springs 14 against the underside of the Housing 1 are pressed.
  • the housing 1 has an upper recess, through which the abrasive particles 2 protrude in regions, such as in particular Fig. 10 can be removed.
  • Training support the abrasive body 2 therefore one hand on the housing 1 and on the other hand on the springs 14 from. Due to this configuration, the Abrasive 2 fixed in position safe in the housing 1.
  • the spring force of the springs 14 is formed such that the abrasive body. 2 do not turn with a knife to be ground over the grinding wheels 2 is pulled. If necessary, the grinding wheels 2 manual, that is from Hand be further rotated, which creates the opportunity, the grinding 2 to use in their entirety.
  • the springs 14 designed with respect to their spring force such that the grinding body. 2 by hand, slightly downwards against the spring force, that is towards the Housing 1 is pressed and then rotated about its longitudinal axis can.
  • the housing 1 has laterally arranged projections 17, in particular Fig. 11 are removed can. These extensions 17 ensure that the abrasive body 2 in the longitudinal direction 18 safely stored and supported. An unintentional shifting of the Abrasive body 2 in the longitudinal direction 18 is prevented by the extensions 17.
  • the spacers 13 serve as an abutment.
  • the spacers 13 can be removed, the spacers 13 with respect to their in Height direction of the upper end widened formed and in its contour to the Cylindrical shape of the abrasive 2 adapted.
  • Knife sharpeners become the grinding wheels 2 as a result of acting on them
  • Spring force is pressed against the upper end of the spacers 13, thereby a position-secure fixation of the abrasive body 2 is ensured.
  • Both the left and right grinding wheels 2 become on the one hand to the housing 1 and on the other hand on the other side of the each spacer 2 arranged spacer 13 pressed.
  • the Spacers 13 fulfill, as described above, two functions. To the one support the abrasive body 2 in the height direction, that is opposite to the acting spring force, on the other they space the grinding wheels 2 in Transverse direction from each other.
  • the spacers 13 in one piece with the housing 1 may be formed or as separate parts with the housing 1 bolted, glued, welded or otherwise connected.
  • Embodiment according to FIGS. 7 to 11 will be the first Abrasive 2 inserted into the housing 1 from below.
  • the housing 1 is held downside down, so that the abrasive body 2 due to their weight position safe from the Spacers 13 and the housing-side edge region are held.
  • the holding element 1 5 is inserted from below into the housing 1, wherein in the recesses 16, the springs 14 are located.
  • the Retaining element 1 5 locked to the housing 1 in its intended Location in which the grinding wheels 2 rest on the springs 14 and through this due to the pressure applied by the springs 14 Druckkraftbeaufschlagung be pressed against the spacers 13 and the housing side edge. If the holding element 15 is inserted into the housing 1, then this can turned over and for proper use on a pad be turned off.
  • FIGS. 7 to 11 shows the use of a total of three grinding wheels 2. It goes without saying that the above-described construction also for the arrangement of more than three Abrasive bodies 2 can be used. Also, the arrangement is less as three grinding wheels 2 possible.
  • the housing-side support is the spring-loaded grinding body 2 on the housing side by means of one piece on Housing 1 formed extensions 19.
  • this Design only to be understood as an example, because others can Constructions are chosen, such.
  • B the training of a on the entire length in the longitudinal direction 18 extending bar. It is crucial alone, that the abrasive body 2 applied by the result of the springs 14 Spring force are pressed against corresponding abutment, causing the Abrasive 2 are securely fixed in position.
  • FIG. 12 shows a side view of another embodiment of the invention knife sharpener according to the invention.
  • the embodiment of FIG. 12 is substantially similar to that of FIG. 9, in contrast to Embodiment of FIG. 9, the middle of the three grinding wheels 2 something further protrudes from the housing 1 than the other two grinding wheels 2, that is, as the left and right in Fig. 12 grinding wheel 2.
  • the process of sharpening a knife, a Cutting tool or the like if this with his sharpening Blade on the increased compared to the other two grinding wheels 2 arranged grinding body 2 and placed over this in the direction of one of two other, in the height direction lower arranged abrasive 2 is pulled.
  • the individual grinding wheels 2 in their relative altitude to arrange each other at different levels, such as in the Form that a staircase-like configuration arises.
  • the two middle grinding wheels 2 in relation to the outer two abrasive bodies 2 are arranged in an elevated position.
  • the used grinding wheels 2 from each other different surfaces can have.
  • the Surfaces of the abrasive bodies 2 in terms of their roughness, their material, their abrasion resistance and the like differ. So, for example overlooking the in the Fign. 9 and 12 illustrated embodiments be provided that the middle abrasive body 2 a coarse-grained and thus has a rougher surface than the two adjacent grinding wheels 2.
  • an abrasive body 2 in the longitudinal direction different Surface areas, each with different surface properties having.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
EP05001871A 2004-02-21 2005-01-29 Affûteur de couteaux Expired - Fee Related EP1568443B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE202004002773U 2004-02-21
DE200420002773 DE202004002773U1 (de) 2004-02-21 2004-02-21 Messerschärfer
DE202004006957U 2004-04-30
DE200420006957 DE202004006957U1 (de) 2004-04-30 2004-04-30 Messerschärfer

Publications (2)

Publication Number Publication Date
EP1568443A1 true EP1568443A1 (fr) 2005-08-31
EP1568443B1 EP1568443B1 (fr) 2007-05-16

Family

ID=34751423

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05001871A Expired - Fee Related EP1568443B1 (fr) 2004-02-21 2005-01-29 Affûteur de couteaux

Country Status (5)

Country Link
US (1) US7229345B2 (fr)
EP (1) EP1568443B1 (fr)
JP (1) JP2005231025A (fr)
CN (1) CN1657231A (fr)
DE (1) DE502005000713D1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7803038B2 (en) * 2006-07-28 2010-09-28 Lake Ronald W Knife maintenance apparatus
CN101558966B (zh) * 2009-05-08 2014-08-20 金君斌 一种带磨刀器的砧板
GB2519852B (en) * 2014-09-12 2015-10-07 Scott Cutters Ltd Tool for conditioning a blade of a plastering tool
US9216487B1 (en) 2014-11-14 2015-12-22 Darex, Llc Manual tool sharpener with moveable abrasive surface
WO2016086150A1 (fr) * 2014-11-25 2016-06-02 Outdoor Edge Cutlery Corporation Dispositif d'affûtage de couteau
KR102391515B1 (ko) * 2015-07-31 2022-04-27 삼성전자주식회사 와이어 클램프용 클리닝 장치 및 이를 포함하는 클리닝 시스템
USD789762S1 (en) * 2016-06-17 2017-06-20 Glenn Hamman Razor sharpener
USD860752S1 (en) 2018-04-10 2019-09-24 Outdoor Edge Cutlery Corporation Knife sharpener

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8904608U1 (de) * 1989-04-12 1989-05-18 Oscar Flügel & Sohn, 5650 Solingen Schärfgerät für Haushaltmesser o.dgl.
WO2000030811A1 (fr) * 1998-11-25 2000-06-02 Flügel CSS GmbH & Co. KG Dispositif pour affuter des couteaux, des ciseaux ou d'autres outils tranchants similaires

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3011366A (en) * 1959-09-02 1961-12-05 Joel N Sandven Blade sharpening jig
US4197677A (en) * 1978-04-17 1980-04-15 Louis N. Graves Co., Inc. Blade sharpener
US4285253A (en) * 1980-01-24 1981-08-25 Edling Theodore L Mechanical steel for sharpening blades
JPS6196663A (ja) * 1984-10-18 1986-05-15 Toppan Printing Co Ltd 薄型電池
JPS62178068A (ja) * 1986-01-31 1987-08-05 Konishiroku Photo Ind Co Ltd 移動型の記録装置
US4759153A (en) * 1986-07-14 1988-07-26 Morton Cohen Method and apparatus for sharpening a serrated cutting edge
JPH01170567A (ja) * 1987-12-26 1989-07-05 Nkk Corp 直送圧延方法
US5700189A (en) * 1996-07-08 1997-12-23 Farris; Jimmie L. Knife-blade sharpening apparatus
US5976002A (en) * 1998-01-15 1999-11-02 Keough; Gilbert Knife sharpener
US6048262A (en) * 1999-02-23 2000-04-11 Ray; Ralph Honing device for culinary knives
US6572448B1 (en) * 2000-01-03 2003-06-03 Magna-Matic Corporation Combination blade sharpener and curved or straight edge blade
US6547656B1 (en) * 2000-10-16 2003-04-15 Levine Arthur L. Serrated knife sharpener
US6863600B2 (en) * 2002-12-17 2005-03-08 Edgecraft Corporation Apparatus for precision edge refinement of metallic cutting blades
DE202004002773U1 (de) 2004-02-21 2004-04-29 Flügel CSS GmbH & Co. KG Messerschärfer

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8904608U1 (de) * 1989-04-12 1989-05-18 Oscar Flügel & Sohn, 5650 Solingen Schärfgerät für Haushaltmesser o.dgl.
WO2000030811A1 (fr) * 1998-11-25 2000-06-02 Flügel CSS GmbH & Co. KG Dispositif pour affuter des couteaux, des ciseaux ou d'autres outils tranchants similaires

Also Published As

Publication number Publication date
US7229345B2 (en) 2007-06-12
EP1568443B1 (fr) 2007-05-16
DE502005000713D1 (de) 2007-06-28
CN1657231A (zh) 2005-08-24
JP2005231025A (ja) 2005-09-02
US20050197053A1 (en) 2005-09-08

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