JP2010012220A - Kitchen knife with auxiliary device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To solve the problem of cutting work of hard food with a kitchen knife, when holding a handle of the kitchen knife with one hand, and putting the other hand on the back of a blade body to push and cut the food, that it is hard to add sufficient pressure to the blade body because the hand may slip to injure the palm. <P>SOLUTION: The device includes the kitchen knife 2 has the blade body 3 including a through-hole portion 4 close to the back 6 of the blade body 3 as an engagement portion for installing an auxiliary device 1, and the auxiliary device 1 to be detachably installed on the through-hole portion 4 of the blade body 3. A pawl portion 5 for locking the through-hole portion 4 of the blade body 3, a back presser portion 7, and holders 8a and 8b are provided at one end of an arm 22 of the auxiliary device 1. The handle 9 is provided at the other end part of the arm 22. When the auxiliary device 1 is installed on the blade body, a handle 9 of the auxiliary device and the handle 15 of the kitchen knife surface each other across the blade body 3. The kitchen knife for one hand is thus provided which has the function of a kitchen knife for both hands. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a knife with an auxiliary tool that is used when cutting hard food such as Nanban.

  When cutting ingredients with a kitchen knife, hold the handle with one hand, and the other hand performs the cutting operation while holding the ingredients. When cutting soft ingredients such as leafy vegetables, it can be easily cut with this method, but relatively hard ingredients such as salmon, fish, frozen foods cannot be easily cut with this method. When cutting hard foods, you can usually cut with the power of both hands while holding the handle of the knife with one hand and pressing the palm against the peak of the knife with the other hand. At this time, the palm that presses the peak of the kitchen knife slips and there is a high risk of injury to the hand. For this reason, sufficient press cannot be applied to the peak of the kitchen knife.

  For this reason, a knife that cuts hard food such as Nanban, a knife provided with a non-slip protrusion at the tip of the blade (see, for example, Patent Document 1), and grip handles on both sides of the blade A press knife provided (for example, see Non-Patent Document 1), a support shaft on the back of the blade body, and a grip knife attached to the support shaft to form a press knife (for example, see Patent Document 2). It is disclosed.

  However, these are specially shaped knives, so they are difficult to use as general-purpose knives because they are heavy and bulky, and are difficult to store in small kitchens in general households. There is a problem to say.

Moreover, the top of the kitchen knife is covered with a pressing body having a flat surface or a curved surface, and by pushing the pressing body from top to bottom, the hard food is cut without hurting the palm (see, for example, Patent Document 3) ) Etc. are also disclosed. However, when using such a push body to cut a large vegetable such as a salmon, there is a problem in that the food is caught by the push body and is difficult to cut or the food is crushed.
5-001458 Publisher Satoshi Yokozuka, “Knife and Whetstone” Shibata Shoten 10th Edition JP2001-087568 JP 2002-000973 A

  Therefore, the present invention solves the above-mentioned problems, and even when cutting hard food, there is no worry of injury to the hand, and it is also suitable for weak people, elderly people, and physically handicapped people. It is easy to use and provides a knife with an auxiliary tool that can be used safely.

  The knife functions as a pair with a knife having an engaging part for attaching an auxiliary tool to the blade body and an auxiliary tool that is detachably attached to the engaging part. The auxiliary tool has an arm at one end of the handle. And an end of the arm is provided with a latch for latching to the engaging portion of the blade body, and when the auxiliary tool is mounted on the blade body, the handle of the assist tool and the knife It is comprised so that a handle may become the positional relationship which opposes on both sides of the said blade body. By holding the handle of the auxiliary tool and the handle of the knife, the knife for one hand has the function of a knife for two hands.

  According to a second aspect of the present invention, there is provided a knife having an aperture portion in the vicinity of a ridge of a ridge tip of the blade as an engaging portion for attaching an auxiliary tool to the blade, and a blade of the knife. The auxiliary tool functions as a pair with an auxiliary tool that is detachably mounted on the arm, and the auxiliary tool has a hook portion that holds the through-hole portion of the blade body in the vicinity of one end in the longitudinal direction of the arm, and the blade body. A ridge presser for pressing the ridge and a sandwiching body into which both side surfaces of the blade body are fitted, and a handle is provided at the other end in the longitudinal direction of the arm.

  According to a third aspect of the present invention, there is provided a problem solving means comprising: a support body that is bent inwardly from a tip end portion of the sandwich body according to claim 2; And the latching body are integrally formed.

  According to a fourth aspect of the present invention, there is provided a problem solving means for adjusting a nip angle in the vicinity of the ridge pressing portion of the auxiliary tool so as to adjust the contact interval between the ridge pressing portion of the auxiliary tool and the peak of the blade body. A mechanism is provided, and the gradient formed by the handle of the auxiliary tool and the blade body is adjustable.

  According to a fifth aspect of the present invention, there is provided the problem solving means, wherein the blade body is formed with a slot portion that cuts from the ridge side of the blade body toward the blade edge side as an engaging portion for attaching the auxiliary tool, and is formed at the inner edge of the slot portion. The knife functions as a pair with a knife having a recess and an auxiliary tool that is detachably attached to the slot portion, and the auxiliary tool has an arm at one end of a handle, and further, near the tip of the arm. A sandwiching body into which both side surfaces of the blade body are fitted, and a latching body for latching an auxiliary tool in the recess of the slot part in the previous period are provided.

  According to a sixth aspect of the present invention, there is provided the problem solving means, wherein the arm of the auxiliary tool is provided with a stopper portion, and when the hand grip of the auxiliary tool is slid toward the blade body, the hand hits the stopper portion, It is characterized by defending against injuries.

  The problem-solving means according to claim 7 is the assisting tool in the knife with the assisting tool according to any one of claims 1 to 4.

  The problem solving means described in claim 8 is the auxiliary tool in the knife with the auxiliary tool described in claim 5.

  Since the palm is not pressed against the peak of the kitchen knife, there is no risk of injury to the hand, and sufficient pressure can be applied to the material to be cut.

  By wearing an auxiliary tool, it is possible to perform safe cutting work with both hands even for a weak person, an elderly person, and a handicapped person.

  Attaching / detaching the assisting tool is simple because the assisting tool is merely hooked on the engaging portion of the blade body.

  Since there are no protrusions or the like at the peak of the blade body, the kitchen knife storage can be used as it is for storing kitchen knives, which is convenient for storage in a narrow kitchen.

  When assistive devices are not worn, there is no change in the popular kitchen knife, usage, and care.

  According to the third aspect of the present invention, it is possible to reduce the man-hours for manufacturing the auxiliary tool by integrally forming the latching body and the sandwiching body.

  By providing the ridge presser with the included angle adjusting mechanism, it is possible to adjust the interval at which the handle of the auxiliary tool and the upper surface of the cutting board face each other to a user-friendly interval.

  In manufacturing the blade body and the auxiliary tool, even if a dimensional error occurs on the outer shape and a difference occurs in the distance between the pattern of the auxiliary tool and the upper surface of the cutting board, this can be corrected by the included angle adjusting mechanism.

  Hereinafter, embodiments of the present invention will be described in order with reference to FIGS.

  In FIG. 1, a through-hole portion 4 is provided as an engaging portion for attaching the auxiliary tool 1 in the vicinity of the peak 6 of the peak portion 10 of the blade body 3 of the knife 2. By arranging the through-hole portion 4 in the vicinity of the ridge 6 of the ridge portion 10 of the blade body 3 in this way, there is an effect of reducing the chance of being caught by the lower end of the sandwiching body of the auxiliary tool on which the cut food is mounted.

  On the other hand, in the auxiliary tool 1, a ridge presser that presses the ridge 6 of the blade 3 and the hook 5 that holds the through hole 4 of the blade 3 of the knife 2 near one end in the longitudinal direction of the arm 22. A sandwiching body 8a, 8b for fitting the side 7 and both side surfaces of the blade body 3 is provided, and a handle 9 is provided at the other end in the longitudinal direction of the arm.

  Further, when the ridge 6 is pressed by the ridge presser portion 7, the sandwiching bodies 8 a and 8 b are provided on both sides of the blade body 3 from both sides of the ridge presser portion 7 in order to prevent the ridge 6 from coming off from the ridge presser portion 7. In addition to being shaped so as to sandwich the surface, the one-side sandwiching body 8 a is provided with a collar portion 5 protruding inward as a latching body, and the collar portion 5 is freely inserted into the through-hole portion 4 of the blade body 3. The The blade body 3 latched by the through-hole part 4 is inserted from the opening part 11 of a clamping body.

  In addition, when chamfering 21 is applied to the lower ridges on the lower ends of the sandwiching bodies 8a and 8b, the material to be cut placed on the cutting board is cut even when it is cut in the vicinity of the ridge portion 10 of the blade body 3. There is an effect of preventing the foodstuff from being caught and crushed by the lower ends of the sandwiching bodies 8a and 8b when the food material rubs through the side surface of the blade body 3.

  The partial perspective view of FIG. 2 is a modification of the collar part 5 of the auxiliary tool in FIG. 1, and the support body 12 is bent inward from the tip of the one-side sandwiching body 8a, and this is hung. It is a stationary body. The number of manufacturing steps can be reduced by integrally molding with the one-side clamping body 8a. Further, a non-slip protrusion 13 may be provided at the tip of the support 12.

  FIG. 3 is a front view of the auxiliary tool 1 attached to the blade body 3. The hook portion 5 of the auxiliary tool 1 is hooked on the through-hole portion 4 of the blade body 3, and then the ridge 6 is opened in the holding body while the handle 9 of the auxiliary tool 1 is rotated toward the cutting edge 14 side of the blade body 3. 11, the peak 6 comes into contact with the peak retainer 7. When the handle 9 of the assisting tool is pressed, the handle 9 becomes a force point, the collar part 5 acts as a fulcrum, and the peak presser part 7 acts as an action point, and a large pressure can be applied to the peak 6 by the action of the lever. The blade body 3 is integrated. If you hold the handle 15 of the kitchen knife and the handle 9 of the auxiliary tool with both hands, you will have the same action as the so-called two-handed knife with the handle on both sides of the blade body. Even people with physical disabilities can push hard ingredients with both hands safely and easily.

  FIG. 4 shows the pattern of the auxiliary tool 1 with respect to the longitudinal direction of the side surface of the blade body 3 when a non-standard dimensional error occurs in the molding of the auxiliary tool 1 or the blade body 3 when the auxiliary tool 1 is mounted on the blade body 3. The gradient formed by the side surface longitudinal direction of 9 may be shifted either above or below the reference value. This blur appears as a difference in the distance 19 between the handle 9 of the auxiliary tool 1 and the cutting board upper surface 17. If this interval is too narrow, when the handle 9 of the auxiliary tool 1 is pressed against the cutting board upper surface 17 side, the handle bottom 16 will abut against the cutting board upper surface 17 and hinder the cutting operation. Therefore, as an adjustment means for the interval 19 between the handle 9 of the auxiliary tool and the cutting board upper surface 17, a clamping angle adjusting mechanism 18 is provided in the vicinity of the ridge presser portion 7, and the interval 19 is adjusted to an appropriate position by adjusting the adjustment component 20. Adjusted.

  FIG. 5 shows a front view of one use example of the present invention. When the auxiliary tool 1 is mounted on the blade body 3, the handle 9 of the auxiliary tool and the handle 15 of the knife 2 are gripped by both hands 24 and 25, and both hands are pushed and moved alternately, the knife for one hand acts as a knife for two hands. It is possible to easily and safely push hard food materials 23 such as Nanban and frozen food.

  FIG. 6 is an exploded perspective view of a knife with an auxiliary tool in which a slot 28 is formed in the blade body 3 as an engaging portion for attaching the auxiliary tool 1 to the blade body 3. The slot portion 28 may be cut straight from the ridge 6 side of the blade body 3 toward the blade edge 26 side. However, the slot 28 may be inclined toward the ridge portion 27 side from the notch portion of the ridge 6 as a starting point. More preferably. By tilting the slot portion 28 from the ridge portion 10 side to the ridge portion 27 side in this way, when attaching the assisting tool 1, the retaining member 29 a of the assisting tool is assigned to the ridge portion 10 of the blade body 3. When the latching body 29a is slid to the ridge portion side 27, the latching body 29a easily fits into the slot portion, and the auxiliary tool 1 can be easily attached.

  Further, a recess 30 is formed on the ridge portion 27 side of the inner edge bottom portion of the slot portion 28, and a latching body 29 a of an auxiliary tool is latched to the recess 30.

  Next, the form of the auxiliary tool 1 in FIG. 6 will be described. An arm 22 is provided at one end of the handle 9 of the assisting tool 1, and sandwiching bodies 31 a and 31 b that sandwich the blade body 3 from the tip of the arm 22 are provided. Between the opposing surfaces of the clamping bodies 31a and 31b, the ridges 6 of the blade body are held by the latching bodies 29a and 29b in a gap 32 where the ridges 6 are loosely inserted between the clamping bodies 31a and 31b. Further, the arm 22 is provided with a stopper portion 33 for preventing the hand from touching the blade edge 26 and being injured when the handle 9 of the assisting tool 1 is slid toward the blade edge 26 side.

  Further, when the blade body 3 is fitted into the gap 32 between the holding members 31a and 31b of the auxiliary tools, the tip of one holding member, for example, the tip 34 of the holding member 31a in FIG. The blade body 3 can be easily inserted if it is set slightly shorter than the distal end portion of 31b and a contact portion of the ridge 6 of the blade body is provided inside the distal end portion of the holding body 31b.

  FIG. 7 is a front view in which the auxiliary tool 1 is attached to the blade body 3, and the knife handle 15 and the handle 9 of the auxiliary tool are opposed to each other with the blade body 3 interposed therebetween to show the state of a two-handed knife.

  FIG. 8 is a partially enlarged view of the periphery of the slot portion surrounded by a broken line in FIG. When the latching body 29 a of the auxiliary tool 1 is inserted into the slot portion 28, the latching body 29 a comes into contact with the recess 30 at the bottom of the inner edge of the slot portion 28, and the latching body 29 b is a peak of the inner edge upper portion 35 of the slot portion 28. It arrange | positions so that the front part 10 side may be touched.

  When the handle 9 of the auxiliary tool is pressed in this state, the latching body 29a is fitted into the recess 30 of the slot 28, and the latching body 29a is prevented from falling off from the slot 28, and the recess The hook body 29b presses the inner edge upper portion 35 of the slot portion 28 toward the peak portion 10 side.

  At this time, the handle 9 of the auxiliary tool is the lever's power point, the latching body 29a is the fulcrum of the lever, and the latching body 29b is the lever's action point. The auxiliary tool 1 and the blade body 3 are integrated. When holding the handle 9 of the assisting tool and the handle 15 of the knife with both hands and pushing them alternately, the ridge 6 of the blade body 3 is strongly pressed by both hands, and it is a weak person, an elderly person, and a physical disability. Can also cut hard foods easily and safely.

  FIG. 9 is a partially enlarged view when the concave portion 30 at the bottom of the inner edge of the slot portion 28 in FIG. 8 is changed to the peak side 10 of the upper portion 35 of the inner edge of the slot portion 28.

  When the latching body 29 a of the auxiliary tool 1 is inserted into the slot portion 28, the latching body 29 a is in contact with the slot bottom portion 36, and the latching body 29 b is disposed so as to be in contact with the recess 30 at the upper inner edge of the slot portion 28.

  When the handle 9 of the auxiliary tool is pressed in this state, the latching body 29b fits into the recess, and the latching body 29b is prevented from falling off from the slot portion 28, and the recess is moved toward the ridge portion 10 side. The latching body 29a presses the inner edge bottom portion of the slot portion 28 toward the ridge portion 27 side.

  At this time, the handle 9 of the auxiliary tool 1 acts as the lever's power point, the latching body 29a serves as the lever's fulcrum, and the latching body 29b serves as the lever's action point. The auxiliary tool 1 and the blade body 3 are integrated. When the handle 9 of the assisting tool and the handle 15 of the kitchen knife are grasped with both hands and are alternately pushed and moved, strong pressing with both hands is applied to the peak 6 of the blade body 3.

  FIG. 10 is a front view of the auxiliary tool 1 shown in FIG. 1, and shows a case where the arm 22 of the auxiliary tool 1 is provided with a stopper portion 33. When the gripping hand of the auxiliary tool is slid toward the blade body, it is effective in protecting hand injury by providing a stopper portion.

Disassembled perspective view of knife with auxiliary tool Partial perspective view of the periphery of the hook body bent in a hook shape Front view with auxiliary tool attached to blade Front view of a knife equipped with an auxiliary tool with a included angle adjustment mechanism Front view of an example of use Exploded perspective view of a knife with an auxiliary tool having a slot in the blade body Front view with auxiliary tool attached to blade 7 is a partially enlarged view around the slot portion indicated by a broken line in FIG. 7 is a partially enlarged view around the slot portion indicated by a broken line in FIG. Auxiliary tool front view of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Auxiliary tool 2 Kitchen knife 3 Blade body 4 Through-hole part 5 Gutter part 6 Peak 7 Peak holding part
8a, 8b, 31a, 31b Nipping body 9 Auxiliary tool handle 10 Peak portion 11 Opening portion 12 Support body 13 Protrusion 14 Cutting edge 15 Knife handle 16 Handle bottom 17 Cutting board upper surface 18 Nipping angle adjusting mechanism 19 Interval
20 Adjusting parts 21 Chamfering 22 Arm 23 Foodstuff 24, 25 Hand 26 Cutting edge 27 Peak part 28 Slot part 29a, 29b Hook 30 Recess 32 Gap 33 Stopper part 34 Tip part 35 Inner edge 36 Slot bottom part

Claims (8)

  A knife having an engaging part for attaching an auxiliary tool to the blade body and an auxiliary tool to be detachably attached to the engaging part, the auxiliary tool has an arm at one end of the handle, and An end of the arm is provided with a latching body for latching to the engaging part of the blade body, and when the auxiliary tool is mounted on the blade body, the handle of the auxiliary tool and the handle of the knife A knife with an auxiliary tool that is configured to face each other across the blade.   A knife with a through hole in the vicinity of the peak of the ridge of the blade body and an auxiliary tool detachably attached to the blade body are paired with the auxiliary tool in the vicinity of one end in the longitudinal direction of the arm. , A hook portion that latches on the through-hole portion of the blade body, a ridge pressing portion that presses the peak of the blade body, and a sandwiching body that fits both side surfaces of the blade body, and further, in the longitudinal direction of the arm The knife with an auxiliary tool according to claim 1, wherein the other end portion is provided with a handle.   The knife with an auxiliary tool according to claim 1 or 2, wherein a support body is bent in a hook shape inwardly from a distal end portion of the holding body of the auxiliary tool, and this is used as a hook.   The clinching angle adjusting mechanism is provided in the vicinity of the ridge pressing portion of the auxiliary tool so as to adjust the contact interval between the ridge pressing portion of the auxiliary tool and the peak of the blade body. A knife with an auxiliary tool according to 1, 2, or 3.   A slot part that cuts from the ridge side of the blade body toward the blade edge side is formed, and a pair of a knife having a recess on the inner edge of the slot part and an auxiliary tool that is detachably attached to the slot part, and the auxiliary The tool includes an arm at one end of the handle, and further includes a sandwiching body that fits both side surfaces of the blade body in the vicinity of the tip of the arm, and a latching body that latches the auxiliary tool on the concave portion of the slot part in the previous period. The knife with an auxiliary tool according to claim 1, wherein the knife is provided.   The knife with an assisting tool according to any one of claims 1 to 5, wherein the arm of the assisting tool is provided with a stopper portion for preventing injury.   In the vicinity of one end in the longitudinal direction of the arm, a holding body that holds the through-hole portion of the blade of the knife, a ridge presser that presses the peak of the blade, and a sandwich that fits both side surfaces of the blade The assisting tool for a knife with an assisting tool according to any one of claims 1 to 4, further comprising a body, and further comprising a handle at the other end in the longitudinal direction of the arm. An arm is provided at one end of the handle, and a sandwiching body for fitting both side surfaces of the blade of the knife to the vicinity of the tip of the arm and a latch for latching to the recess of the slot of the previous blade are provided. The assisting tool for a kitchen knife with an assisting tool according to claim 5.

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