JPH11309281A - Haircutter - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make it well visible and easily use when cutting with a first blade part, or aligning a hairline and shaving downy hair with a second blade part, and give an ease of use by using two blade parts without changing. SOLUTION: The first blade B which consists of a fixed blade and a movable blade, sliding each other and comb shaped, is set on the top inclined face of cylindrical main body 1 with pointing the cutting edge in top direction. And the second blade C which consists of a fixed blade and a movable blade, sliding each other and comb shaped, is set on the top face of cylindrical main body 1, sitting the cutting edge of the first blade B, with pointing the cutting edge in top direction and slidably. The cutting edge of the second blade C, which is thinner by thickness and smaller by width than that of the first blade B, makes it possible to protrude exceeding the cutting edge of the first blade B slide at the slide. And the cutting edge of the first blade B is set on the position that the sliding course of the cutting edge of the second blade C doesn't reach. It is possible to use in the state that the cutting edge is visible finely by sliding and protruding of the second blade part.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hair cutter for cutting a beard with a comb-shaped fixed blade and a movable blade which are in sliding contact with each other.

[0002]

2. Description of the Related Art A hair cutter having two types of blades, a hair clipper blade for cutting a beard and a shaving blade for trimming a hairline which is difficult to cut with a clipper blade and shaving a hair, is disclosed in Japanese Utility Model Publication No. No. 142,284. This is one in which a first blade portion, which is a hair clipper blade, is disposed at the tip of the hair cutter body, and a second blade portion, which is a sharp shaving blade, is disposed on the side surface of the hair cutter body 1, and two blade portions are provided depending on the application. Can be used properly.

[0003]

However, in the above method, when sharp shaving is performed using the second blade portion, the second blade portion is on the side surface of the main body, and the main body hides the cutting edge of the second blade portion. It was inconvenient for the fine work of the hairline. In addition, since the operation direction differs between when cutting using the first blade portion and when cutting using the second blade portion, it is necessary to switch and use the main body each time, which is very inconvenient. It was something.

SUMMARY OF THE INVENTION The present invention is intended to solve the above-mentioned problems, and it is an object of the present invention not only when cutting is performed by a first blade, but also when cutting a hairline or shaving hair by a second blade. An object of the present invention is to provide a hair cutter that is easy to use because the blade edge is clearly visible and that can use two blade portions without changing over, and that is easy to use.

[0005]

According to the present invention, there is provided a first type comprising a comb-shaped fixed blade and a movable blade which are in sliding contact with each other.
The blade part is disposed on the inclined surface at the tip of the cylindrical body with the blade tip facing forward, and the second blade part composed of a comb-shaped fixed blade and a movable blade that are in sliding contact with each other is formed on the side surface of the cylindrical body. The first
The blade edge of the second blade portion having a smaller blade thickness and a smaller blade width than the first blade portion is disposed on the side surface on the side where the blade edge of the blade portion is located, so that the blade edge is slidable toward the front side. The slide is designed to be able to protrude beyond the blade edge of the first blade portion, and the blade edge of the first blade portion is disposed at a position that does not reach the slide movement path of the second blade portion. I have. By sliding and projecting the second blade portion, the second blade portion can be used in a state where the blade edge is clearly visible.

At this time, the side surface of the tubular main body where the second blade portion is provided is stepped, and the second blade portion is slidably housed in a storage groove provided in the step portion which is raised one step. In this case, the thickness of the main body does not change regardless of the sliding position of the second blade portion, so that the body is easy to grasp and easy to use.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the illustrated embodiment. With the hair cutter A in the illustrated example, it is possible to trim long beards and trim the hairline with a single unit. In this manner, two types of blades B and C are arranged at the tip of the hair cutter body 1, and a blade block 2 is detachably provided at the tip of the hair cutter body 1. The first blade portion B is disposed at the portion. Further, a trimmer handle 4 is provided on one side of the hair cutter body 1 so as to be freely protruded by sliding toward the tip of the hair cutter body 1. Is arranged.

[0008] Here, the blade block 2 is attached to the tip of the hair cutter body 1 at an angle, and the first blade portion B provided at the tip is a hair cutter at the tip of the hair cutter body 1. The trimmer handle 4 is provided with a second blade C provided at the tip of the trimmer handle 4 so as to be slidable on the one side of the hair cutter body 1. Yes, each blade part B,
C is arranged closer to the tip of the hair cutter body 1.

The hair cutter body 1 is composed of an upper housing 10 and a lower housing 17 which are connected to each other and are fastened by a stopper 21, as shown in FIG. The switch handle 5 is arranged in the recess 10d. By operating the switch handle 5, the blade driving means housed and arranged in the hair cutter main body 1 can be operated to drive the first blade portion B and the second blade portion C. .

The blade driving means disposed in the hair cutter main body 1 is a motor 19 disposed in the hair cutter main body 1.
And a drive shaft configured by the eccentric shaft 26 and the eccentric cam 18 and a direction orthogonal to the motor shaft 19a.
A second driver, which is fitted to the eccentric cam 18 of the drive shaft and is drivingly connected to the second blade portion C to convert the rotation of the motor 19 into reciprocating motion of the blade, is fitted to the eccentric shaft 26 of the drive shaft. And a first driver that is drivingly connected to a first blade portion B located at the tip of the hair cutter body 1 and converts the rotation of the motor 19 into reciprocating motion of the blade.

The drive shaft comprises eccentric cams 18 arranged in front and back.
And an eccentric shaft 26 located at the front end, and the eccentric cam 18 to be connected to the motor shaft 19a is a substrate 11a of the trimmer driver 11 constituting the second driver.
Is fitted in the cam hole 11b provided in the hole. The trimmer driver 11 constituting the second driver is formed by projecting elastic leg pieces 11c upward from both lower ends of a substrate 11a having a cam hole 11b formed in a long hole shape. A mounting piece 11d having a mounting hole 11e protrudes laterally from an upper end of both leg pieces 11c, and the mounting hole 11d of the mounting piece 11d is provided.
e is a connecting projection 17a projecting into the lower housing 17.
The board 11a is arranged so as to float in the lower housing 17 by being fitted into the lower housing 17. A driving rib 35 is provided to project upward from the upper surface of the substrate 11a.
Is fitted into a vertical groove 6a of a drive rod 6 to be described later. When the motor 19 is driven to rotate the drive shaft, the eccentric cam 18 fitted in the cam hole 11b rotates eccentrically.
The substrate 11a supported by the elastic leg piece 11c is reciprocated right and left by the eccentric rotation of. Reference numeral 20 denotes a circuit module arranged adjacent to the motor 19.

The blade block 2 detachably attached to the tip of the hair cutter body 1 has a substrate 40, a fixed blade 22 fixed to the inner surface of the substrate 40, and is slidable with respect to the fixed blade 22. A movable blade 23, a spring 24 for urging the movable blade 23 toward the fixed blade 22, and a cam 25 fixed to the movable blade 23.
3 form a first blade portion B, which locks a locking claw 40a protruding from the substrate 40 to the lower housing 17 and a locking claw 16a of a locking spring 16 attached to the lower housing 17. Is locked to the hair cutter main body 1 in a state where the first blade portion B is directed obliquely upward by locking the first blade portion B with a locking protrusion 40 b protruding from the substrate 40. When mounted as described above, the eccentric shaft 26 of the drive shaft connected to the motor 19 is engaged with the vertical groove portion 25a of the cam 25,
When the motor 19 is driven to rotate the drive shaft, the movable blade 23 is reciprocally driven left and right while slidingly contacting the fixed blade 22 by an eccentric shaft 26 that rotates eccentrically when the drive shaft rotates. Here, the cam 25 is a first driver that fits on the eccentric shaft 26 of the drive shaft and converts the rotation of the motor 19 into reciprocating motion of the blade.

The click plate 14, which is connected to the switch handle 5 provided on the surface of the upper housing 10 in the upper housing 10 and is slidable in the upper housing 10 by the movement of the switch handle 5, moves rearward. A click spring 14a protruding toward the switch spring 41a is provided on the lower surface as shown in FIG.
Is fixed. In the upper housing 10, FIG.
As shown in (1), a pair of locking projections 42 are provided for locking the projections 14b provided at the distal ends of the click springs 14a of the click plate 14. The click plate 14 that moves with the operation of the switch handle 5 is a click spring 14.
The switch is switched so as to be switched by being locked to the locking projection 42 in a state where the projection 14b moves back and forth over the locking projection 42 due to the spring property of a.

A dial 12 rotatably arranged in the hair cutter body 1 is provided with irregularities on the outer periphery thereof in consideration of operability, and a circular hole 12a is provided on the inner surface along the circumferential direction. Further, a gear 27 is provided on the inner surface. The lower housing 17 is provided in the round hole 12a of the dial 12.
Click spring 1 held by more protruding rib 17b
5 are engaged with each other, and the protrusions 15a of the click spring 15 urged sideways are sequentially engaged with the round holes 12a as the dial 12 rotates. The rotation is restricted, and it can be stopped at a predetermined position. Dial 12
The gear 27 provided on the inner surface of the dial 12 is provided on the inner surface of the dial 12 with an inner diameter that is partially protruded from the upper edge of the lower housing 17, and is movable back and forth.
The rack 13 can be slid forward and backward as the dial 12 rotates. An L-shaped locking hook 36 protrudes from the front end of the rack 13, and the locking hook 36 is arranged in a groove 10 b provided on the side of the upper housing 10. The locking hook 36 is moved back and forth in the groove 10b by rotating the dial 12 to move the rack 13 back and forth.

Attachment 3 as cutting height adjuster removably attached to the tip of hair cutter body 1
6 is formed in a shape that can be fitted to the tip of the hair cutter body 1 including the first blade portion B and the second blade portion C, and the tip of the hair cutter body 1 is formed on the inner surface. Engaging recess for engaging with the locking hook 36 when attached to the part
(Not shown). Further, a comb portion 3a is provided on the distal end side, and the comb portion 3a is provided with a step portion 3b for the purpose of improving the design and making the angle of penetration of the beard acute, and is formed stepped. When the locking hook 36 is moved back and forth by the rotation of the dial 12, the attachment 3 in which the engaging recess is engaged with the locking hook 36 moves back and forth with the movement of the locking hook 36. In addition, the gap between the first blade B and the first blade B is adjusted by the forward and backward movement to adjust the cutting position of the beard by the first blade B, so that the beard can be trimmed at a predetermined length. It is used as shown in FIG. 8 by adjusting the amount of protrusion from the hair cutter body 1.

On the side surface of the trimmer handle 4 is provided a locking groove 31 which is continuous in the longitudinal direction.
And a recess 10a provided on one side surface of the upper housing 10.
The trimmer handle 4 is held so as to be slidable back and forth with respect to the hair cutter main body 1 by engaging with the inner rib 30. Here, one side surface of the upper housing 10 is stepped, and a recess 10 a is provided in a portion that is higher by one step, and the recess 10 a
The groove depth of “a” is substantially the same as the thickness of the trimmer handle 4 so that the surface of the trimmer handle 4 does not protrude from the surface of the hair cutter body 1 when the trimmer handle 4 is stored in the recess 10 a. .

The trimmer handle 4 is the hair cutter body 1
A handle body 4a having an open side, a back plate 7 attached to the opening of the handle body 4a, and a handle body 4a
It comprises a drive rod 6 and a reversing spring 9 housed and arranged therein. A fixed blade 2 is provided at the tip of the handle body 1.
8, a movable blade 29 slidable with respect to the fixed blade 28 is arranged, and the fixed blade 28 and the movable blade 29 constitute a second blade portion C. The fixed blade 28 and the movable blade 29 have a smaller blade thickness and a smaller blade width than the fixed blade 22 and the movable blade 23 constituting the first blade portion B. By using such a thin blade, the cutting position of the beard by the fixed blade 28 and the movable blade 29 can be set as close as possible to the skin, and the beard can be cut from the root. In particular, when processing the hairline of a beard, the beard can be cut from the root so that the hairline can be aligned neatly. In addition, the blade width is reduced so that the blade can be easily inserted even in a narrow part, and the cutting state at each cutting position is subtle by gradually changing the cutting position of the beard. It can be adjusted to. A guide plate 32 fixed to the movable blade 29, a fixed plate 8 holding the movable blade 29 and the fixed blade 28, and a projection protruding from the fixed plate 8, biasing the movable blade 29 toward the fixed blade 28. The spring 8a and the recess 6b at the tip engage with the projection 32a of the guide plate 32, and drive the second blade portion C with the drive rod 6 held by the boss 4b protruding from the back surface of the handle body 4a. The part is composed. In the recess 10a, a protrusion 4c having one end provided on the handle body 4a is provided.
Spring 9 held at the other end by a projection 10c projecting from the recess 10a of the upper housing 10, and the back plate 7 having a click spring 7a at the rear end.
And is located.

The reversing spring 9 composed of a torsion coil spring is
The trimmer handle 4 has a spring force in the direction of increasing the distance between both ends thereof, and in the state shown in FIG. 4A, the trimmer handle 4 is urged in the direction shown by the arrow. 4 move the trimmer handle 4 of the reversing spring 9
The biasing direction by the spring force is reversed from the time when one end on the side exceeds the L line in the figure, and the trimmer handle 4 and the second blade portion C protrude by the spring force as shown in FIGS. 4B and 4C. . Also,
In this protruding state, the click spring 7a is engaged with and held by the protrusion 34 protruding from the recess 10a. The click spring 7a and the projection 34 constitute an engaging portion for holding the handle main body 4a in a protruding state.

Here, the driving rib 35 protruding from the upper surface of the substrate 11a of the trimmer driver 11 constituting the second driver is formed by the square hole 33 provided in the recess 10a.
When the trimmer handle 4 is slid as shown in FIG. 2, the drive rod 6 provided inside the trimmer handle 4 moves together with the handle main body 4a, and as shown in FIG. The drive rib 35 is engaged with the vertical groove 6a provided at the rear end of the drive rod 6, and the drive rod 6 and the trimmer driver 11 are connected to each other, so that the trimmer driver 11 reciprocates. Is transmitted to the drive rod 6, the drive rod 6 swings around the boss 4b to transmit reciprocating motion to the guide plate 32, and slides the movable blade 29 with respect to the fixed blade 28 to thereby move the second blade. The section C is driven. That is, the power of the blade driving means capable of driving the first blade portion B can be transmitted to the second blade portion C by the trimmer driver 11.

As described above, the reversing spring 9 reverses the biasing direction by sliding the trimmer handle 4 and pushes the base end of the handle main body 4a slightly forward with a finger to cause the handle main body 4a to move. The blade body of the second blade portion C is greatly protruded by the spring force, and the blade edge of the second blade portion C is projected further forward than the blade edge of the first blade portion B, so that the handle main body 4a can be one-touched by a slight finger operation. When the second blade portion C is used following the first blade portion B, the hair cutter body 1 is switched to operate the handle body 4a. The second blade C is projected with one touch by a slight movement of the finger, and the first blade B
The second blade portion C can be used following the use of. Note that the blade edge of the first blade portion B is disposed at a position that does not reach the slide movement path of the second blade portion C so as not to hinder the protrusion of the second blade portion C due to the sliding operation.

When the beard is to be trimmed at a predetermined length, an attachment 3 is attached to the tip of the hair cutter body 1 to trim the beard to a predetermined length as shown in FIG. Further, in the case where the beard is cut from the base and the hairline is trimmed, the second blade portion C is protruded as shown in FIG. 7 so that the beard is cut from the base and the hairline is formed. The blades can be finely trimmed, and can be used with any of the blades B and C in a state where the blades can be seen clearly.

[0022]

As described above, according to the present invention, the first blade portion composed of the comb-shaped fixed blade and the movable blade that are in sliding contact with each other is directed toward the inclined surface at the tip of the cylindrical main body with the blade edge directed forward. The second blade portion, which is provided and is composed of a comb-shaped fixed blade and a movable blade that are in sliding contact with each other, is provided with the blade edge on the side of the side surface of the cylindrical main body where the blade edge of the first blade portion is located. The blade edge of the second blade portion, which has a smaller blade thickness and a smaller blade width than the first blade portion, protrudes forward beyond the blade edge of the first blade portion by sliding. Since the cutting edge of the first blade portion is disposed at a position that does not reach the slide movement path of the second blade portion, the second blade portion is used even when cutting using the first blade portion. Even when cutting the hairline or shaving the hair, it is easy to use because the cutting edge is in the state of the body and easy to see , And the particular that the cutting edges look good in the case where delicate operations such as trimmed hairline by the second blade portions is required, in which usability can delicate regulation is greatly improved.

At this time, the side surface of the cylindrical main body where the second blade portion is provided is stepped, and the second blade portion is slidably housed in the storage groove provided in the step portion which is raised one step. In this case, the thickness of the main body does not change irrespective of the sliding position of the second blade portion, so that the body is easy to grasp and easy to use, and the design is good.

[Brief description of the drawings]

FIG. 1 is a perspective view of an example of an embodiment of the present invention.

FIG. 2 is a perspective view showing a state in which a second blade portion is protruded.

FIG. 3 is an exploded perspective view of the same.

FIGS. 4A, 4B, and 4C are explanatory diagrams illustrating an operation state of a second blade portion.

5A is a bottom view of the upper housing, and FIG. 5B is a plan view of the lower housing.

FIG. 6 is a perspective view of the attachment.

FIG. 7 is an explanatory view illustrating a use state of the above.

FIG. 8 is an explanatory diagram illustrating a use state of the above.

[Explanation of symbols]

 B 1st blade part C 2nd blade part 1 Hair cutter body

Claims (2)

[Claims] 1. A comb-shaped fixed blade and a movable blade, which are in sliding contact with each other, are disposed on an inclined surface at the tip of a cylindrical main body with the cutting edge directed forward, and the comb-shaped members are in sliding contact with each other. And a second blade portion composed of a fixed blade and a movable blade is slidably disposed on a side surface of the side surface of the cylindrical body on which the blade edge of the first blade portion is located, with the blade edge being directed forward. The blade of the second blade, which has a smaller blade thickness and a smaller blade width than the first blade, is allowed to slide beyond the blade of the first blade so as to be able to protrude forward, so that the blade of the first blade is free. A hair cutter is provided at a position that does not reach the slide movement path of the second blade. 2. A side surface of the tubular main body on which the second blade portion is provided is stepped, and the second blade portion is slidably housed in a housing groove provided in the step portion that is raised one step. The hair cutter according to claim 1, wherein