EP1787768A1 - Dispositif de coupe automatique - Google Patents

Dispositif de coupe automatique Download PDF

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Publication number
EP1787768A1
EP1787768A1 EP05110901A EP05110901A EP1787768A1 EP 1787768 A1 EP1787768 A1 EP 1787768A1 EP 05110901 A EP05110901 A EP 05110901A EP 05110901 A EP05110901 A EP 05110901A EP 1787768 A1 EP1787768 A1 EP 1787768A1
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EP
European Patent Office
Prior art keywords
knife
grip handle
channel
adjustment
rotor
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.)
Withdrawn
Application number
EP05110901A
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German (de)
English (en)
Inventor
Riza Ozbey
Veli Baki
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to EP05110901A priority Critical patent/EP1787768A1/fr
Publication of EP1787768A1 publication Critical patent/EP1787768A1/fr
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B25/00—Hand cutting tools involving disc blades, e.g. motor-driven

Definitions

  • This invention relates to an automatic knife apparatus operated with electricity and/or pressurized air which is used to cut food product preferably döner kebabs into slices, wherein it comprises a continuously rotating knife in the form of a disk hereon, slicing of food product is achieved by user's single hand, and adjustment of slicing thickness is also achieved with same hand.
  • the object of this invention is to provide an automatic knife apparatus operated with electricity and/or pressurized air which is used to cut food product preferably döner kebabs into slices, wherein it comprises a continuously rotating knife in the form of a disk hereon, slicing of food product is achieved by user's single hand, and adjustment of slicing thickness is also achieved with same hand.
  • Another object of the invention is to provide a structure in which waste materials accumulated around the knife in a rotating disk form during slicing process are scraped. Further object of invention is to avoid fluid emanating from food products during slicing to leak into apparatus of invention and to cause a short circuit of electrical parts or to prevent rust and waste solid material accumulation that obstructs working of mechanical parts by accumulating in the apparatus.
  • Automatic knife apparatus (1) of the invention used to cut food products preferably döner kebabs into slices shown in Figure 1 in perspective and in Figure 2 in cross section views comprises a grip handle (3) in the form of a tube and having circular cross section; a motor (2) fixed to a protrusion in this handle (3) with a flange (8) and start/stop button (12) located behind the motor (12); a coupling (13) connected to motor (2) shaft and a rotor (9) connected to this coupling (13); at least one bearing (14) attached to outside of rotor (9) and a support member (15) which surrounds bearing (14) and attached to end of grip handle (3) at one end; a knife housing (6) fixed on this support member (15) with at least one standard connection element and having a hole in the middle in which upper portion of rotor (9) can pass; disc knife (17) located in knife housing (6) and connected from its center to hole on the centre of rotor (9) upper portion with a standard connection element and a top cover (7) attached on the knife housing (6); seal (16) attached
  • Apparatus of the invention (1) also comprises an adjustment collar (4) in circular form, which is attached to screw channel at one end of grip handle (3) via screw channel within and it is moveable here back and forth while it is rotated by the user; adjustment head holder (5) which is placed into channel on adjustment collar (4) and it is movable back and forth in this channel by adjustment collar (4) and an adjustment head (11) which is fixed to this holder (5) such that user could slice food product by grasping grip handle (3) with his one hand and adjust slicing thickness with same hand or at least one finger of this hand during slicing process. Slicing thickness is determined by the distance of adjustment head (11) to disk knife (17).
  • Apparatus (1) of the invention also includes a lower cover (10) wherein it is attached to other end of grip handle (3), comprises a channel inside where button (12) is located, houses at least one hole in which cables or pneumatic hose carrying electricity and/or pressurized air to button (12) and motor (2) could pass.
  • An intermediate protrusion (33) is located on grip handle (3) which perspective and cross section views given in Figure 3 and divides interior portion in two sections as motor housing (31) and coupling space (32) and then flange (8) (Figure 2) is placed thereon.
  • Motor (2) shaft ( Figure 2) placed in motor housing (31) extends towards coupling space (32).
  • screws placed in screw holes on flange (8) are attached to screw holes in front portion of motor (2) and intermediate protrusion (33) remains between front portion of motor (2) and one face of flange (8) upon compressing of these screws. Therefore, motor (2) is placed inside of motor housing (31) in grip handle (3).
  • Grip handle upper portion (34) in which support member (15) is attached extends also at one end of grip handle (3), at the side where coupling space (32) is located. At least one groove (37) used to prevent rotation of support member (15) relative to grip handle is located in this upper portion (34) where at least one protrusion on support member (15) could be placed.
  • Grip handle lower portion (35) in which lower cover (10) is attached extends also at other end of grip handle (3), at the side where motor housing (31) is located.
  • Adjustment collar (4) is attached by screw channel within to grip handle screw channel (36) close to grip handle upper portion (34) and opened roundabout on outer surface of handle (3). Circumferential protrusion at the end of sealing sheath (120) fits tightly in circumferential sheath engagement channel (38) right beneath of screw channel (36).
  • Adjustment collar (4) as shown in Figure 4 in perspective and cross section views has an annular form. It is attached to grip handle screw channel (36) ( Figure 3) from adjustment collar screw channel (44) at its interior surface. Adjustment collar front protrusion (42) placed in front side hereof has a form capable to surround outside of support member (15) ( Figure 2) and it is rotatable thereon. Adjustment collar outer surface (43) is surrounded by ridges and grooves and/or coated with a material having high friction coefficient to reduce slipping. Also adjustment collar channel (41) is located on the outer surface of collar (4) where adjustment head holder (5) is circumferentially placed with easy engagement condition.
  • Adjustment head holder (5) shown in Figure 5 in perspective and cross section views has a body in a plate form and adjustment head holder hole (51) thereon in a circular form which fits in adjustment collar channel (41) ( Figure 4).
  • Adjustment head holder channel (53) is between adjustment head mating surface (52) and adjustment head holder hole (51) and connects these two portions together.
  • the aim of use for this channel (53) is to provide opening of adjustment head holder (5) by stretching while it is placed in adjustment collar channel (41).
  • At least two holes (54, 54') extend on adjustment head mating surface (52) and at both sides of channel (53) where adjustment head (11) ( Figure 2) is fixed.
  • Knife housing (6) shown in Figure 6 in perspective and cross section views has a body in a plate form and this body is in a sideward bent position from one side.
  • This flexuous surface is knife housing lateral surface (61) and it is beneath the portion where slicing process is performed.
  • knife housing lateral surface (61) is formed for guarding purposes. It also covers top of screws attached to holes (54, 54') located on adjustment head holder (5) and hence more esthetical appearance is obtained.
  • Knife housing top surface (62) shown in Figure 6 is in a form that disc knife (17) could be located inside and knife housing circular region (63) is placed at its one side.
  • Slicing process is provided with disc knife (17) extending outside for some extent at the joining region of top surface (62) and lateral surface (61).
  • a hole (64) is located in the middle of top surface (62) in which rotor (9) could pass and holes (65) which fix a knife housing (6) to support member (15) ( Figure 2) by standard connection parts extend around of this hole (64).
  • At least one hole (66) extends on top surface (62), for reducing the weight of knife housing (6) and also for discharging extreme heat formed due to high speed rotation of disk knife (17) during slicing from disk knife (17) and over knife housing (6). These holes (66) at the same time are used to prevent accumulating of sliced waste materials around disc knife (17) and obstructing its rotation.
  • Top cover (7) shown in Figure 7 is in the form of a plate which closes top of knife housing (6) and has flexuous snap fits (71) on its edges extending under the cover (7) towards interior portion which engage in snap fits (68) on knife housing (6). Snap fits (71) extend on side edges (73, 73') and on circular edge (74) except on flat edge (72) belonging to top cover (7).
  • Flange (8) shown in Figure 8 is in the form of a disc and has a hole (81) exactly in the middle where shaft of motor (2) could pass and holes (82) around this hole (81) where screws providing connection with front face of motor (2) could be attached.
  • Mating surface (83) formed by region in the form of a protrusion on side surface of flange (8) is the surface where flange (8) abuts to intermediate protrusion (33) in grip handle (3).
  • Rotor (9) shown in Figure 9 is in the form of a shaft with circular cross section.
  • Rotor (9) comprises a rotor back surface (91) placed in coupling (13) at its back and rotor retaining ring channel (92) which separates this surface (91) from rotor bearing surface (93) whereon bearing (14) is placed.
  • Seal placement surface (98) and rotor disk (96) respectively extend in front portion of rotor bearing surface (93) formed with gradual diameter enlargement.
  • Front surface (94) of this disk (96) is a placement surface of disk knife (17) and projection (97) in its centre engages in hole in the centre of disk knife (17).
  • Rotor (9) and disk knife (17) are connected centrally to each other by attaching any standard connection element into a hole (95) extending towards interior portion from centre of projection (97) at rotor (9).
  • Pin (99) at a certain distance from central axis of rotor (9) and extending as a protrusion towards outside over disk (96) engages in groove at lower portion of disk knife (17) and by this way of connection, rotation of disk knife (17) together with rotor (9) is provided.
  • Lower cover (10) shown in Figure 10 comprises a body with circular cross section, a channel (102) opened at its upper surface (101), two protrusions (103, 103') in the form of a tetragonal prism extending upward immediately adjacent to this channel (102) where button or valve (12) could engage in the space in between and two connection holes (104, 104') used for fixing of eccentric button or valve (12) on these protrusions (103, 103') with standard connection elements.
  • Placement channel (105) extends on immediately lower portion of top surface (101) of lower cover (10) and surrounds side surface of lower cover (10) and is attached to grip handle lower portion (35).
  • a protrusion (106) extending radially outwards is located under this channel (105) and a cable winding channel (107) in the form of an groove towards inside preferably with circular or flexuous cross section is located under this protrusion (106) which surrounds lower cover (10) in which cable or pneumatic hose is wound. Electrical cable and/or pneumatic hose is transferred to button or valve (12) ( Figure 2) through a hole (108) connecting lower surface of lower cover (10) and top surface (101) of lower cover together.
  • Adjustment head (11) shown in Figure 11 comprises an adjustment head fixing surface (111) in the form of a tetragonal plate comprising at least two holes (114, 114') hereon. Holes (114, 114') are eccentric with holes (54, 54') at adjustment head holder (5) where adjustment head (11) is fixed. Edges of adjustment head lateral surfaces (112, 112') obtained by bending of adjustment head fixing surface (11) from both edges towards same side are rounded and flexuous adjustment head slicing surface (113) is fixed into channels (115, 115') ( Figure 11 b) on adjustment head lateral surfaces (112, 112') by protrusions (113a, 113a') ( Figure 11 b) at its edges. Materials separated by disk knife (17) during slicing process are fallen to desired place over adjustment head slicing surface (113).
  • Sealing sheath (120) is shown in Figure 12.
  • Sealing sheath (120) is a hollow cylindrical part made of elastic material to enclose grip handle (3) completely.
  • Circumferential protrusion (121) tightly fits in sheath engagement channel (38) at outside of grip handle (3) in order not to remove from grip handle (3) by slipping.
  • Support member (15) shown in Figure 13 is a hollow cylindrical part and recesses bearing (14) and seal (16) (Figure 2) at its interior portion (157) and knife housing (6) is fixed on its top surface (151) through holes (155) hereon.
  • Bearing placement surface (152) is immediately above the retaining ring channel (156) at interior portion and seal placement surface (153) formed by gradual diameter shortening is located slightly higher on this surface, in a region close to top surface.
  • connection protrusion (154) is the portion which is attached to the grip handle (3) ( Figure 3).
  • Scraping part (140) shown in Figure 14 preferably is a part having tetragonal cross section and one inclined surface (142) as well as two flat surfaces (141, 143) are located at upper side hereof.
  • scraping part (140) In mounted position of apparatus, scraping part (140) is placed in scraper placement recess (69) from its lower side and surfaces (141, 142, 143) extend in lower portion of disk knife (17) such that very little space from knife (17) is left between.
  • Scraping part (140) with this position is used to prevent accumulation of residual particles from food products below disk knife (17) during slicing process and to discard these particles by scraping. Therefore, disk knife (17) is cleaned actively by scraping part (140) during operation and more hygienic appearance is provided on it.
  • Preferred automatic knife apparatus (1) above is not intended to limit the protection scope of the invention. In view of the described knowledge by the invention, all modifications on this preferred automatic knife apparatus (1) should be interpreted in the protection scope of the invention.
EP05110901A 2005-11-17 2005-11-17 Dispositif de coupe automatique Withdrawn EP1787768A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP05110901A EP1787768A1 (fr) 2005-11-17 2005-11-17 Dispositif de coupe automatique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP05110901A EP1787768A1 (fr) 2005-11-17 2005-11-17 Dispositif de coupe automatique

Publications (1)

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EP1787768A1 true EP1787768A1 (fr) 2007-05-23

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EP05110901A Withdrawn EP1787768A1 (fr) 2005-11-17 2005-11-17 Dispositif de coupe automatique

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EP (1) EP1787768A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2108490A2 (fr) 2008-04-08 2009-10-14 CO.NI.MAN Divisione Alimentare S.r.l. Couteau électrique à lame rotative

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1117440B (de) * 1959-08-08 1961-11-16 Schmid & Wezel Motorisch angetriebenes Handwerkzeug zum Entfleischen von Knochen
EP0482351A2 (fr) * 1990-09-28 1992-04-29 BETTCHER INDUSTRIES, INC. (a Delaware Corporation) Pièce à main modulaire
GB2346798A (en) * 1999-02-18 2000-08-23 Zulfi Hakan Uner Electric knife
DE20100577U1 (de) * 2001-01-13 2001-08-16 Karakas Gmbh Hand-Elektromesser, insbesondere Fleisch-, Döner- oder Gyrosmesser

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1117440B (de) * 1959-08-08 1961-11-16 Schmid & Wezel Motorisch angetriebenes Handwerkzeug zum Entfleischen von Knochen
EP0482351A2 (fr) * 1990-09-28 1992-04-29 BETTCHER INDUSTRIES, INC. (a Delaware Corporation) Pièce à main modulaire
GB2346798A (en) * 1999-02-18 2000-08-23 Zulfi Hakan Uner Electric knife
DE20100577U1 (de) * 2001-01-13 2001-08-16 Karakas Gmbh Hand-Elektromesser, insbesondere Fleisch-, Döner- oder Gyrosmesser

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2108490A2 (fr) 2008-04-08 2009-10-14 CO.NI.MAN Divisione Alimentare S.r.l. Couteau électrique à lame rotative

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