JPS645581Y2 - - Google Patents

Description

[Detailed description of the invention] Purpose of the invention (industrial application field) This invention relates to cutlery such as kitchen knives, especially the structure of the handle.

(Prior Art) Conventionally, there has been a cutlery in which a plurality of different types of blades can be attached to the handle in a replaceable manner.
However, with such knives, when one type of body is attached to one handle, the weight of the handle is always constant, so the weight of the body may be too heavy for the weight of the handle, or On the other hand, there was also the problem that it was too light. For this reason, it was not possible to balance the weight of these knives with the handle, and when the balance could not be achieved, it was extremely difficult to use.

(Problem to be solved by the invention) Therefore, this invention is a cutlery in which one body can be selected from among many types according to the purpose and assembled to one handle. This is to solve the problem of the weight being unbalanced between the carcass and the meat, making it difficult to use.

Structure of the invention (Means for solving the problems) In order to solve the above-mentioned problems, this invention is designed to solve the above-mentioned problems by changing the handle to the main body of a cutlery such as a kitchen knife that can be replaced with the handle. It consists of a handle member that also serves as a balancer, and the handle member is replaceably attached to the handle body so as to cover the core of the knife or the like.

(Function) In the knife constructed as described above, the handle member 1
By removing 8 from the handle body 5, the body 1 can be replaced. Then, by assembling the replaced body 1 and the handle member 18 to the handle body 5, a knife in which the weights of the body 1 and the handle H are even is obtained.

(Example) Hereinafter, an example in which the present invention is embodied in a kitchen knife will be described with reference to the drawings. 1 is the body of the knife, and 2 is the core thereof. Reference numeral 3 designates a slip-prevention hole provided transparently at the front end of the core 2, and reference numeral 4 designates a pair of front and rear caulking holes abutting the rear thereof.

Reference numeral 5 denotes a plastic handle body that constitutes half of the handle H of the knife, and is approximately rectangular in shape. Further, as shown in FIG. 2, the outer surface of the front end of the handle body 5 forms a finger rest portion 5b that is inclined diagonally upward. Reference numeral 6 denotes a mounting recess formed on the inner surface of the handle main body 5 over almost the entire length thereof,
The core 2 of the body 1 can be stored therein. As shown in FIG. 3, the horizontal width of the mounting recess 6 is slightly larger than the horizontal width of the core 2, and when the core 2 is attached, the mounting recess 6
A groove 7 is formed on the dorsal side (left side in Fig. 3).

Reference numeral 9 denotes an engaging protrusion protruding from the front end of the attachment recess 6 of the handle body 5, and is adapted to be inserted into the slip-stopping hole 3 of the core 2 of the body 1. Reference numeral 10 denotes a pair of front and rear nuts embedded and fixed in the bottom of the mounting recess 6, which correspond to the pair of caulking holes 4 of the core 2 when the core 2 is installed in the mounting recess 6 of the handle body 5. It is located in a position where it can be obtained.

Reference numeral 11 denotes a mounting portion formed at the rear end of the handle body, which includes a storage recess 13 in which the nut 12 is stored, and a threaded groove 1 extending in the front-rear direction through the storage recess 13.
4, and a frame portion 1 surrounding the storage recess 13 and the thread groove 14.
It consists of 5. Reference numeral 17 denotes a pair of left and right positioning protrusions (only one shown) protruding from the rear end of the handle body 5.
It is.

Reference numeral 18 denotes a handle member constituting the other half of the handle H of the knife, which is fitted into the mounting recess 6 of the handle body 5 as shown in FIG. ing. Further, as shown in FIG. 2, the outer surface of the front end of the handle member 18 forms a finger rest part 18b which is diagonally downward downward in the same manner as the front end of the handle body 5, and an engagement recess 20 is formed on the inner side. has been done. Therefore, the engagement protrusion 9 of the handle body 5 can pass through the anti-slip hole 3 of the core 2 and engage into the engagement recess 20.

In particular, as shown in FIG. 3, 21 is a locking protrusion that protrudes along the entire length of the inner surface of the handle member 18 on the back side, and is formed between the mounting recess 6 and the core 2. The core 2 is inserted into the groove 7 to fix the widthwise position of the core 2. 22 is a pair of front and rear screw holes provided through the handle member 18, and 23 is a pair of screws. These screws 23 are screwed into the nut 10 of the handle body 5 through the screw hole 22 of the handle member 18 and the caulking hole 4 of the core 2, and these screws 23 are screwed into the nut 10 of the handle body 5.
8. The core 2 and the handle body 5 are integrally and removably assembled.

Note that the handle member 18 is made of metal, and the handle member 18 is made of metal.
It also functions as a balancer to keep the weight of the handle H and the handle H balanced.

Reference numeral 24 indicates a plurality of adjustment blocks for adjusting the length of the handle H, which are made of plastic. A pair of fitting recesses 25 are provided on both sides of the front side of each adjustment block 24.
However, a pair of positioning protrusions 17 are formed on the rear surface, similar to the rear end of the handle body 5. Note that the rearmost adjustment block 24 is not provided with the positioning protrusion 17. Reference numeral 26 indicates a screw hole provided through the center of each adjustment block 24, and reference numeral 27 indicates a set screw inserted into the screw hole 26 from the rear. Each adjustment block 24 has a positioning projection 17 on the rear end of the handle body 5 or a positioning projection 17 on the rear surface of the adjacent adjustment block 24 engaged in a fitting recess 25 on the front surface thereof. Furthermore, these adjustment blocks 24 are
A set screw 27 passes through the screw hole 26 of each block 24 and connects to the nut 12 fixed to the mounting part 11 of the handle body 5.
By being screwed into the handle, it is firmly connected to the handle H and can be increased or decreased.

Note that a recess 28 for accommodating the head of a set screw 27 is formed on the rear surface of the adjustment block 24 connected to the rearmost portion.

Now, in the knife constructed as described above, when replacing the body 1 with another type of body (for example, the body of a different type of knife or knife body, etc.), first, the handle H and the core 2 are integrally assembled. Loosen and remove both screws 23 attached to. The core 2 of this other body has the same shape as the core 2 of the body 1, and is provided with a slip-preventing hole 3 and a pair of caulking holes 4 in the front and rear. In this way, the handle member 18 of the handle H becomes removable and can be easily removed from the handle body 5. When the handle member 18 is removed, the upper surface of the handle body 5 is released, and the core 2 can be removed from the mounting recess 6 and replaced with another type of core.

Next, when attaching another body to the handle H, use the core 2.
is arranged in the mounting recess 6 of the handle body 5 so that the engagement protrusion 9 of the handle body 5 passes through the slip prevention hole 3. Then, when the handle member 18 is fitted into the handle body 5 from above so as to cover the core 2, the screw hole 22, the caulking hole 4, which is provided in the handle member 18, the core 2, and the handle body 5, respectively. Nut 10 matches. At this time, the handle member 18 is replaced with a different weight so that the weight of the body and the handle H can be balanced. In this state, as shown in FIG. 3, the handle member 18 presses the core 2 from above and fixes it in the mounting recess 6, and
The inner locking protrusion 21 engages in the groove 7, and the core 2
This prevents the mounting recess 6 from shifting in the width direction.
The tip of the engagement protrusion 9 of the handle body 5 passes through the anti-slip hole 3 of the core 2 and enters the engagement recess 2 inside the handle member 18.
engaged within 0.

Next, both screws 2 are inserted from both screw holes 22 of the handle member 18.
3, the screw 23 will be inserted into the caulking hole 4 of the core 2.
It enters into the nut 10 of the handle body 5 through the shaft, and the handle member 18, the core 2, and the handle body 5 are assembled and held together. In this way, in the knife of this embodiment, the body 1 can be replaced with another type of body according to the purpose, and
By selecting the handle member 18 according to the weight of the body, the weight of the handle H can be made heavier or lighter.

Therefore, when the body 1 of the knife is replaced with another type of body, it is possible to prevent the weight of the body and the handle H from becoming unbalanced and the knife becoming difficult to use.
In addition, since the core 2 of the replaced body is securely held against the handle H by the screw 23, the handle H
There is no way that it will naturally fall away.

Furthermore, in the knife of this embodiment, a plurality of adjustment blocks 24 are attached to the handle H so that they can be increased or decreased. The user can adjust the length of the handle H to a desired length according to the size of his or her palm.

(Another Embodiment) The present invention is not limited to the above-mentioned embodiment, but can be modified as follows.

For example, in the above embodiment, the nut 10 is
The screw 23 was inserted into the nut 10 through the screw hole 22 of the handle member 18 and passed through the core 2. The nut 10 may be screwed together. Further, the handle member 18 is not limited to metal, and may be made of plastic, reinforced wood, or the like.

Furthermore, the handle body 5 is not limited to being made of plastic.
It may be made of wood, reinforced wood, etc.

Note that the present invention is applicable not only to kitchen knives but also to other cutlery such as fruit knives, cutting knives, and forks.

Effects of the invention As detailed above, the present invention can be used by replacing the body of a knife, etc., and can easily balance the weight between the knife and the handle by simply changing the handle to suit the body. be able to. Moreover, since the handle member also serves as a balancer, an increase in the number of parts can be prevented and the blade can be easily assembled without using a separate balancer.

[Brief explanation of the drawing]

FIG. 1 is an exploded perspective view showing an embodiment of the present invention as a kitchen knife, FIG. 2 is a vertical cross-sectional view showing the assembled state, and FIG. 3 is an enlarged cross-sectional view of the handle. Body 1, core 2, handle body 5, nut 10, handle member 18, screw 23, handle H.

Claims (1)

[Scope of Claim for Utility Model Registration] 1. In a cutlery such as a kitchen knife in which the body 1 of the knife etc. can be replaced with respect to the handle H, the handle member 1 which serves as the handle body 5 and the balancer.
8, and further comprising a handle member 18 replaceably attached to the handle body 5 so as to cover the core 2 of the knife body 1. 2 The handle member 18 is attached to the handle body 5 by a nut 10 embedded and fixed in the handle body 5 and a screw 23 that penetrates the core 2 and is screwed into the nut 10.
A cutlery such as a kitchen knife according to Claim 1 of the Utility Model Registration Claim, characterized in that the cutlery is attached replaceably to a knife. 3. A cutlery such as a kitchen knife as set forth in claim 1 of the utility model registration claim, characterized in that an engaging protrusion 9 is provided on the inside of the front end of the handle body 5 to fit into the anti-slip hole 3 in the front end of the core 2. 4. A cutlery such as a kitchen knife as set forth in claim 1 of the utility model registration claim, characterized in that finger rests 5b, 18b are formed on the outer surface of the front end of the handle body 5 and the handle member 18. 5. A cutlery such as a kitchen knife according to claim 1, wherein the handle member 18 is made of metal and the handle body 5 is made of plastic.