JPH03236886A - Hair cutter - Google Patents

Abstract

PURPOSE:To miniaturize a hair cutter and make convenient the hair cutter in use by disposing on the side of one end of a main body an edge consisting of a rotary inner edge and an outer edge having a number of edge holes, and storing circuit components in the main body on the side of the other end thereof, and disposing a motor and a dust box in the middle portion of the main body. CONSTITUTION:An edge block 2 formed in the upper portion of a main body 1 consists of an outer edge frame 20, an outer edge 21 being held by the outer edge frame 20, a rotary inner edge 22 and a support frame 23. Circuit components such as a power source transistor 12 and a storage battery 13 etc. are disposed in an expanded portion 10 which is the lower portion of the main body 1, and a motor 4 and a fan 45 to be driven by the motor 4 are disposed in the center portion of the main body 1 in the vertical direction and the rest of the center portion is used as the mounting portion of a dust box 7. Since the effective area of the outer edge 21 for cutting hairs can be a large one, the ends of the hairs can be efficiently cut and also components such as the edges and the motor etc. are disposed in the main body without forming a dead space therein so the main body can be miniaturized.

Description

[Detailed description of the invention] [Industrial application field]

The present invention relates to a hair cutter, and more particularly to a hair cutter configured to cut only the tips of hair.

[Conventional technology]

The most common type of hair cutter is a clipper type, but if used incorrectly, this type of hair clipper will leave gaps in the hair or the length of the cut will vary, so it is difficult to cut the hair without considerable skill. Unable to finish the cut beautifully. On the other hand, the hair cutter of the type shown in Japanese Patent Application No. 63-32296 has a circular or dome-shaped outer cutter with a large number of cutting holes, and rotates around a rotation axis passing through the center of the outer cutter. The blade is composed of an inner blade that slides into contact with the inner surface of the outer blade, and a comb member that is arranged along the surface of the outer blade to raise the hair and introduce the tip of the hair into the blade hole. Since the hair cutter cuts only the tips of the hair, there is almost no fear that there will be a step or that the cut length will vary, and therefore hair can be cut beautifully without requiring any skill.

[Problem to be solved by the invention]

However, in the above-mentioned hair cutter, only half of the circular or dome-shaped outer blade contributes to the introduction of hair;
Considering the direction of rotation of the inner blade, the actual hair cutting only takes up approximately 1.5% of the total area of the outer blade. It takes a long time to cut the required amount of hair, which is only done in '4.
Moreover, for this reason, the influence of wear on the outer cutter and inner cutter is also increased. The present invention has been made in view of these points, and its purpose is to provide a hair cutter that is small and easy to use, which can easily and efficiently cut the tips of hair.

[Means for Solving the Problems] The present invention has a rotary type inner cutter formed by radially arranging a plurality of blades around a rotation axis, and a rotary inner cutter having a large number of cutter holes. A blade consisting of an outer blade curved along °ζ is arranged at one end of the main body, circuit parts such as batteries are housed at the other end of the main body, and a motor and hair waste are housed in the middle part of the main body. The main feature is that it is equipped with a dust box for storage, and the second feature is that the end of the main body where the circuit components are stored has a thickened bulge. The third feature is that a comb member is slidably arranged on one side of the main body, and a sliding switch handle is arranged on the other side of the main body! The fourth feature is that the main body has a plug blade arranged on the side surface thereof so that it can be raised and lowered. [Function] According to the present invention, the outer blade can have a large area that is effective for cutting hair, so the ends of the hair can be cut efficiently. It is small because it is placed without creating any dead space. According to the second feature, the presence of the bulge makes the main body easy to hold in the hand, and the third feature is that the comb member and switch can be operated by the fingers of the hand holding the main body. The handle is easy to operate, and the fourth feature is that the plug blade can be easily attached to and removed from the outlet. [Example] The present invention will be described in detail below based on the illustrated example. As shown in Figs. 4 to 7, this hair cutter has a thin rectangular parallelepiped shape and a round and slightly thick cutter at the bottom. Bulging part 1
0, a blade block 2 detachably attached to the upper part of the body, and a comb member 3 disposed on one surface of the body 1. A sliding switch handle 11 is attached to the surface opposite to the surface on which the comb member 3 is disposed, and the bulge I
The main body 1 is equipped with a blade block 4 equipped with a pair of blades 41, 41 that can be raised and folded on one side of the body 1. The main body 1 is a housing la divided into front and rear halves. 1b, and as shown in the third factor, a power transformer 12 is installed in the bulge 10 at the bottom.
A motor 4 and a fan 45 rotationally driven by the motor 4 are arranged in the center in the vertical direction, and a reduction gear train extends from the center near one side to the top. The reduction gear train is formed of a gear 46 attached to the output shaft of the motor 4, an intermediate gear 47 that meshes with the gear 46, and a drive gear 48 that meshes with the intermediate gear 47. There is. In the figure, 49 is a support substrate that supports the intermediate gear 47 and the drive gear 48. In addition, as the motor 4, a motor with an output shaft protruding from both ends is used here, and a fan 45 is attached to one end, and a gear 4 is attached to the other end.
6 is installed. Further, the fan 45 is located at the center in the vertical direction and the center in the left-right direction of the main body 1, and the remaining portion of the center in the vertical direction of the main body 1 is used as a mounting portion for the dust box 7. The dust box 7, which is detachable from the side of the main body 1, has a dust cover 70 detachably attached to its upper surface, and a filter 71 attached to the opening on the fan 45 side. The click protrusion 72 engages with the click protrusion 14 formed on the bottom surface of the dust pocket attachment part of the main body l, thereby preventing the dust bag from being accidentally removed. Further, the dust cover 70 is provided with a cylindrical opening 77 that projects into the dust box 7 . When the plug blade block 40 knocks down the plug blades 41, 41,
Both sides of the blades 41 and 41 are provided with recesses into which fingers can be inserted, making it easy to raise and lower the blades 41. The blade block 2, which is removably attached to a notch formed in the upper part of the main body l, includes an outer cutter frame 20, an outer cutter 21 held by the outer cutter frame 20, a rotary inner cutter 22, and The support frame 23 is formed as a support frame 23. The inner cutter 22 here includes a rotating shaft 24, a plurality of blades 25 which are arranged radially and extended between flanges at both ends of the rotating shaft 24, and both ends of each blade 25 are biased toward the outer circumferential direction. It is formed from a spring. The bearings are supported at both ends of the rotating shaft 24 by support plates at both ends of the support frame 23, making it rotatable. On the other hand, the outer cutter 21 is made of a thin metal plate in which a large number of cutter holes are formed over almost the entire area, and is attached along the inner surface of the outer cutter frame 20 so that a part of the outer cutter 21 can be opened from the opening 20a in the outer cutter frame 20. Only the blade holes are exposed to the outside as a band-shaped blade hole row. The blade block 2 formed in this way has an outer blade frame 2.
The main body l
The spline shaft portion 24b at one end of the rotating shaft 24 of the inner cutter 22 is connected to the spline shaft hole formed integrally with the drive gear 48, and the motor 4 drives the inner cutter 2.
2 will rotate. The opening 20a of the outer cutter frame 20 is elongated in a direction parallel to the rotation axis 24 of the inner cutter 22, and is located on the forward side of the inner cutter 22 in the rotational direction indicated by the arrow in FIG. . Now, as is clear from FIGS. 1 and 2, the surface of the main body 1 that is covered when the blade block 2 is attached has an elongated hole 23e formed in the support frame 23 of the blade block 2. A continuous passage 17 is open. This passage 17 is obliquely inclined in the thickness direction of the main body 1, and the other end thereof is continuous with the opening 77 of the dust box 7. Further, this passage 17 is connected to the main body 1 as shown in FIG.
The cross-sectional area of the dust box 7 side is narrowed by the inclined wall 18 integrated with the dust box 7 side. As shown in FIG. 12, the comb member 3 disposed on one surface of the main body 1 has a plurality of hooks 30 protruding from the surface on the main body l side, and is equipped with a click hook 32.
By slidably fitting each hook 30 into the fitting hole 37 of the main body l shown in the figure, it is slidably attached to the main body l, and the click boss 38 of the main body 1 and the click hook 32 are engaged with each other. The outer cutter frame 20 of the cutter block 2 attached to the main body 1 is attached to one end so that a click occurs when the slide is pressed.
It is provided with a tab 31 that covers the opening 20a. This pick piece 31 is formed along the outer blade 21 exposed to the outside through the opening 20a, and
The tip crosses the opening 20a in the outer cutter frame 20 and reaches a position slightly beyond the top, and the tapered tip is tilted away from the outer cutter 21. The comb member 3 is also provided with a slit-shaped exhaust hole 34 in a portion of the main body 1 facing the exhaust port 19 provided at the portion where the fan 45 is arranged. In addition, the discharge port 1 in the main body 1
9 is also formed on the other side on which the switch handle 11 is arranged, and accordingly, the switch handle 11 is also provided with a slit-shaped exhaust hole 11a. Also, main body 1
As shown in FIG. 13, the inside of the fitting hole 37 is closed by a dust box 7 and other members, so that even if hair particles enter the fitting hole 37, they will not be inside the main body 1. measures are taken to prevent it from spreading. As shown in FIG. 14, the force applied to the hair by this hair cutter is applied by placing the bulge lO side of the main body l on the palm of the hand, and placing the thumb on the switch handle 11 and the other fingers on the comb member 3. In this state, by sliding the switch handle 11, the motor 4 is activated and the fan 4 is turned on.
5 and rotates the inner blade 22 of the blade block 2, and also moves the knob 31 of the comb member 3 to comb the hair along the flow of the hair, as shown in FIG. . The presence of the Wj door part 10 makes it easy to firmly hold the hair cutter in the palm of the hand, and prevents the hair cutter from rattling in the palm of the hand without applying any force. When moving the hair to comb it, the outer blade frame 20
The handle of the comb member 3 is arranged along the outer surface of the band-shaped blade hole array of the outer cutter 21 exposed through the opening 20a of the comb member 3, and the tip thereof is tapered in a direction away from the top of the outer cutter 21. As shown in FIG. 16, the piece 31 brushes the captured hair and introduces the tip into the blade hole 21a of the outer blade 21. The tip of the hair that has entered the blade hole 21a is cut between the outer blade 21 and the inner blade 22, and the hair waste generated by the cutting is carried by the airflow caused by the rotation of the fan 45.
It is fed into the dust box 7 through the passage 17. Since the passage 17 and the opening 77 in the dust cover 70 of the dust box 7 are formed obliquely as shown in FIGS. The cut hair does not return to the space in which the inner cutter 22 is installed, and the cut hair waste is covered by the outer cutter frame 20 except for the area of the outer cutter 21 that is effective for cutting hair. , outer blade 21
There is almost no protrusion to the outside through the blade hole 21a,
The dust is reliably sent to the dust box 7. When the comb member 3 is slid, as shown in FIGS. 8 to 10 and FIG. 14(b), the comb 31 separates from the outer blade 21, so that the hair can be cut and cut length according to the amount of hair. You can adjust the This sliding operation of the comb member 3 and the switch handle 1
The sliding operation 1 can be easily performed while holding the main body 1.

【Effect of the invention】

As described above, in the present invention, since only the tips of the hair are cut, it is possible to perform a clean cut without requiring any skill, and the outer blade can have a large effective area for hair cutting. It is able to cut the tips of hair efficiently, and since each part such as the blade and motor are arranged without creating dead space within the main body, even if a large outer blade is used, However, the overall shape can be kept small and it is easy to use. According to the second feature, the presence of the bulge makes the main body easy to hold in the hand, making it even more convenient to use.According to the third feature, the comb member and switch The handle is easy to operate as it can be operated without changing the grip of the main body, and the fourth feature is that the blade can be attached to and detached from the outlet. It's getting easier.

[Brief explanation of drawings]

1 and 2 are cross-sectional views of an embodiment of the present invention, FIG. 3 is a longitudinal sectional view of the same, FIG. 4 is a perspective view of the same, FIG. 5 is a side view of the same, and FIG. 7 is a rear view of the same as above, 8 is a side view of the same, 9 is a front view of the same as above,
FIG. 10 is a rear view of the same as above. Figure 11 is a front view with the comb member removed, and Figure 12 is a front view with the comb member removed.
The figure is a rear view of the same comb member as above, Fig. 13 is a cross-sectional view of the installation part of the same comb member as above, Fig. 14 (a) (b) is a side view showing the state of use, and Fig. 15 is a similar view in use. It is a perspective view showing a state, and l is a main body, 2 is a blade block, 3 is a comb member, and 4
is the motor, 7 is the dust box, 1O is the bulge, 11 is the switch handle, 20 is the outer blade frame, 2I is the outer blade,
22 is an inner cutter, 24 is a rotating shaft, and 40 is a blade block.

Claims (4)

[Claims] (1) Consists of a rotary inner cutter formed by radially arranging multiple blades around a rotating shaft, and an outer cutter that has numerous cutting holes and is curved along the inner cutter. The blade is arranged at one end of the main body, the battery and other circuit parts are housed at the other end of the main body, and the motor and dust box for storing hair waste are arranged in the middle of the main body. A hair cutter. (2) Claim 1 characterized in that the end portion of the main body in which the circuit component is housed is a bulged portion with a thicker thickness.
Hair cutter as described. (3) The hair cutter according to claim 1, wherein a comb member is slidably disposed on one side of the main body, and a sliding switch handle is disposed on the other side of the main body. (4) The hair cutter according to claim 1, wherein the main body has a plug blade arranged on a side surface of the main body so as to be able to freely rise and fall.