JPH11128564A - Electric razor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To mount an outer cutter case with a frame of the outer cutter in exact position simply and easily. SOLUTION: The electric razor has an outer cutter which has a mesh cutter 1A opened many rough shaving holes, an inner cutter which slides at the inside of the outer cutter, an outer cutter case 6 which is attached the outer cutter and a frame of outer cutter 7 which is amounted the outer cutter case 6 mountably and dismountably. And it is set a guide which guides the outer cutter case 6 to the mounting and dismounting direction on the both edge faces of the outer cutter case 6 and the inside of the frame of outer cutter 7 which opposed to the edge face of the outer cutter case 6.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric shaver in which an outer cutter case is detachably connected to an outer cutter frame.

[0002]

2. Description of the Related Art FIG. 1 is an exploded perspective view of a conventional electric shaver in which an outer cutter case is detachably connected to an outer cutter frame. The electric razor in this figure is mounted on the upper part of the razor body 27 so that the outer cutter frame 7 can be detached. The outer cutter frame 7 has an inner cutter stand 28 inserted inside and connected to a fixed position. The inner blade base 28 is provided so that the inner blade 3 can be reciprocated.
0 is installed. Further, the outer cutter frame 7 has an upper opening, and is mounted on the opening window 7C so that the outer cutter case 6 can be detached therefrom. An outer blade 29 is mounted on the outer blade case 6. The illustrated outer blade case 6 has four outer blades 29 mounted thereon.

[0003]

In the electric razor shown in FIG. 1, the outer blade case 6 is detached from the outer blade frame 7 to be disassembled, and in this state, shaved shavings can be cleanly cleaned. The outer blade 29 having a thin net blade curved in an arch shape guides the beard to the rough shaving hole and cuts the inside, so that the cut whiskers accumulate inside. For this reason, when used for a certain period of time, it is necessary to remove the outer blade case 6 and remove the accumulated whiskers.

The detached outer cutter case 6 needs to be mounted at a predetermined position of the outer cutter frame 7. This is because if the relative position between the outer blade 29 and the inner blade 30 is shifted, the beard cannot be cut. The outer blade case 6 shown in the figure has four projections 31 at the lower end in order to mount the outer blade frame 7 at a fixed position. The outer cutter frame 7 is provided with a recess 32 at a position where the protrusion 31 is inserted. The outer blade frame 7 is mounted at an accurate position with the four protrusions 31 inserted into the concave portions 32 of the outer blade frame 7. Further, in order to prevent the outer cutter case 6 from being detached by mounting it in a fixed position, a hook piece 6A that elastically deforms is provided on both end faces of the outer cutter case 6, and a hook portion 7A is provided on the inner surface of the outer cutter frame 7. ing.

In order to mount the outer blade case of this structure on the outer blade frame, it is necessary to set the four protrusions into the outer blade frame by accurately aligning the four protrusions with the recesses of the outer blade frame. If the positions of the four protrusions are shifted, the outer cutter case cannot be inserted into the outer cutter frame. For this reason, there is a disadvantage that the outer cutter case cannot be easily and easily and quickly mounted.

[0006] The present invention has been developed with a view to solving such a drawback. An important object of the present invention is to provide an electric razor in which the outer cutter case can be easily and easily mounted at an accurate position of the outer cutter frame.

[0007]

An electric shaver according to the present invention comprises an outer blade having a large number of rough shaving holes formed in a mesh blade 1A, an inner blade sliding on the inner surface of the outer blade, and an outer blade. And an outer blade frame 7 to which the outer blade case 6 is detachably attached.

In the electric razor according to the first aspect of the present invention, the outer blade case 6 is attached to and detached from both end surfaces of the outer blade case 6 and the inner surface of the outer blade frame 7 facing the end surface of the outer blade case 6. Guides are provided to guide you. The outer cutter case 6 can be easily mounted at a correct position on the outer cutter frame 7 with a guide.

In the electric shaver according to the second aspect of the present invention, the guide includes a guide groove 8 provided on an end face of the outer cutter case 6,
A guide ridge 9 is provided on the inner surface of the outer cutter frame 7 and slides in the guide groove 8.

In the electric razor according to the third aspect of the present invention, hook pieces 6A are provided at both ends of the outer cutter case 6 for engaging the outer cutter case 6 with hook portions 7A of the outer cutter frame 7. The hook 6A is connected to the outer blade case 6 so as to be elastically deformable. The hooking piece 6A has a guide groove 8 on the outside.

According to a fourth aspect of the present invention, in the electric shaver, a plurality of outer blades are asymmetrically mounted on the outer blade case and a stopper mechanism for preventing reverse connection of the outer blade case is provided. 6 and the outer cutter frame 7.

In the electric razor according to a fifth aspect of the present invention, the outer cutter frame 7 is detachably mounted on the razor body 27. The outer cutter frame 7 has, on its inner surface, a detachable knob 12 for releasing a state in which the outer cutter case 6 is locked to the razor body 27, and a detachable button for releasing a state in which the outer blade frame 7 is locked to the razor body 27. 13 is attached. The attachment / detachment knob 12 and the attachment / detachment button 13 are composed of a single part that is elastically deformed.

The electric razor according to a sixth aspect of the present invention comprises a plastic or metal elastic piece 14 for elastically deforming parts used for the detachable knob 12 and the detachable button 13. The elastic piece 14 has an intermediate portion connected to the inner surface of the outer blade case 6, an upper end thereof serving as a detachable knob 12, and a lower end serving as a detachable button 13.

[0014]

Embodiments of the present invention will be described below with reference to the drawings. However, the following examples illustrate an electric shaver for embodying the technical idea of the present invention, and the present invention does not specify the electric shaver as follows.

Further, in this specification, in order to make it easier to understand the claims, the numbers corresponding to the members shown in the embodiments will be referred to as “claims” and “ In the column of “means”.
However, the members described in the claims are not limited to the members of the embodiments.

The electric razor shown in the exploded perspective view of FIG.
The razor body 27 includes an outer cutter frame 7 detachably attached to the razor body 27 and an outer cutter case 6 detachably attached to the outer cutter frame 7. The electric razor shown in the figure is connected to the razor body so that the outer blade frame can be attached and detached, but the outer blade frame must be fixed to the razor body so that it cannot be detached, or it should be integrated with the razor body Can also.

As shown in FIG. 3, the outer cutter case 6 has four outer cutters connected in parallel. The four outer blades include two arch outer blades 1 and slit outer blades 2 arranged on both sides of the arch outer blades 1. The arch outer blade 1 fixes the net blade 1A to the plastic outer blade holder 1B in an arched shape. The mesh blade 1A has numerous shaving holes.

The slit outer blade 2 is obtained by fixing a slit outer blade plate 2A to a plastic outer blade holder 2B. The slit outer blade plate 2A is formed by opening a plurality of parallel slits 2a in a metal plate so as to extend in the lateral direction. The slit outer blade plate 2A is formed by bending a metal plate into a rectangular shape having a flat upper surface and extending from the upper surface and an outer corner portion to an outer vertical portion to open a parallel slit 2a.

The arch outer blade 1 and the slit outer blade 2 are elastically independent of each other so that they can enter and exit independently.
Attached to. The arch outer blade 1 and the slit outer blade 2 are elastically pushed out toward the skin by an elastic body such as a spring (not shown).

The outer blade case 6 has a shape in which end plates 61 at both ends are connected by side plates 62, and the entire shape is formed in a square shape having upper and lower openings. Outer blade case 6
Are integrally formed of plastic. Side plate
62 is provided with the comb 4 on the upper surface.

As shown in FIG. 3, the outer cutter case 6 is detachably mounted on an opening window 7C which is an upper end opening of the outer cutter frame 7. The outer cutter case 6 is attached to a fixed position of the outer cutter frame 7 and connected so as not to come off. The detachment of the outer cutter case 6 from the outer cutter frame 7 is prevented by the hook pieces 6A of the outer cutter case 6 and the hook portions 7A of the outer cutter frame 7. The hook piece 6A is provided on the end plate 61 as shown in FIGS. Hook 7A
Is provided at a position for guiding the hooking piece 6A in a state where the outer cutter case 6 is attached to a fixed position of the outer cutter frame 7. 7A are two projections 7a provided to protrude from the inner surface of the outer cutter frame 7. When the outer cutter case 6 is attached to the fixed position of the outer cutter frame 7, the hook 6 </ b> A is hooked on the hook 7 </ b> A, which is a protrusion 7 a provided on the inner surface of the outer cutter frame 7.

The hook pieces 6A are provided so as to protrude from both end surfaces of the outer blade case 6 and extend upward from below. The hook piece 6A is elastically deformed and is inserted into the hook portion 7A of the outer cutter frame 7. The hook piece can be formed integrally with the outer cutter case and pushed into the hook portion by the elasticity of the plastic forming the outer cutter case. However, preferably, the hook piece has an elastic surface as shown in the sectional view of FIG. A metal plate 6B is provided. Elastic metal plate 6
B elastically presses the hook piece 6A and inserts it into the hook portion 7A.

The hook 6A has a T-shape whose upper end is widened. The T-shaped ends 6a are hooked portions 7A of the outer cutter frame 7.
And the outer blade case 6 is locked by the outer blade frame 7.
Linked to

In order to easily insert and connect the outer cutter case 6 to the outer cutter frame 7, both end faces of the outer cutter case 6 and the inner face of the outer cutter frame 7 facing the end face of the outer cutter case 6 are provided. Outer blade case 6
A guide is provided to guide the in the detaching direction.

The outer cutter case 6 and the outer cutter frame 7 shown in FIG. 3 slide a guide into a guide groove 8 provided on the end face of the outer cutter case 6 and a guide groove 8 provided on the inner surface of the outer cutter frame 7. The guide ridge 9 is moved. The guide groove 8 is provided at the center of the hook piece 6A integrally formed with the outer cutter case 6 so as to extend vertically. The lower end of the guide groove 8 is tapered so that the guide ridge 9 can be smoothly guided.

The guide ridges 9 extend vertically inside the both end surfaces of the outer cutter frame 7 and are provided integrally with the outer cutter frame 7. The entire outer cutter frame 7 is integrally formed of metal or plastic. The guide ridge 9 extends from the hook 7A to the upper end.

Further, the outer blade case 6 shown in FIG. 3 is provided with four outer blades asymmetrically. Outer blade case 6 of this shape
Need to be mounted on the outer cutter frame 7 in a determined posture.
In order to prevent the outer cutter case 6 from being connected to the outer cutter frame 7 in the opposite direction, a stopper mechanism is provided on the outer cutter case 6 and the outer cutter frame 7.

The stopper mechanism is formed by a stopper rib 10 provided on the outer blade case 6 and a stopper projection 11 provided on the outer blade frame 7. The stopper rib 10 is provided at a corner of the end surface of the outer cutter case 6 so as to extend vertically. The stopper rib 10 is provided on one side surface of the outer cutter case 6, that is, a corner portion approaching the front side surface in FIG. 3. The stopper protrusion 11 protrudes from the inner surface of the corner of the outer cutter frame 7 and is provided at a position where the stopper rib 10 abuts when the outer cutter case 6 is inserted into the outer cutter frame 7 in a reverse orientation.

When the outer cutter case 6 is inserted into the outer cutter frame 7 in the posture shown in FIG. 3, that is, when the outer cutter case 6 is inserted into the outer cutter frame 7 in a normal posture, the stopper ribs 10 The outer blade case 6 can be inserted and connected to the outer blade frame 7 without colliding with the portion 11. However, the posture opposite to the posture shown in FIG.
If you try to insert it into the outer cutter frame 7 with the posture rotated 0 degrees,
The stopper rib 10 collides with the stopper projection 11. For this reason, the outer cutter case 6 is not inserted into the outer cutter frame 7 in the reverse orientation.

In order to remove the outer cutter case 6 from the outer cutter frame 7,
A detachable knob 12 is provided on the outer cutter frame 7. Detachable knob 1
By pressing 2, the outer cutter case 6 is detached from the outer cutter frame 7. The attachment / detachment knob 12 has an attachment / detachment button 13 for detaching the outer blade frame 7 from the razor body 27 as an integral structure. Detachable knob 12
The button 13 is constituted by a single part. The attachment / detachment knob 12 and the attachment / detachment button 13 are plastic or metal elastic pieces 14 which are elastically deformed.
Is connected to the outer cutter frame 7 and the upper end is attached to and detached from the knob 12,
The lower end is a detachable button 13.

The elastic piece 14 has a plate-like overall shape.
The middle is fixed to the outer cutter frame 7 so that the upper attachment / detachment knob 12 and the lower attachment / detachment button 13 can be elastically deformed. The upper end of the detachable knob 12, which is the upper part of the elastic piece 14, is integrally formed by vertically extending a pressing rod 12A that presses both ends of a T-shaped hooking piece 6A.

Further, the detachable knob 12 is formed integrally with an outer blade button 12B protruding outside the outer blade frame 7. The outer cutter button 12B is inserted so as to be able to enter and exit the through hole 7B of the outer cutter frame 7.

When the outer cutter case 6 is detached from the outer cutter frame 7, the outer cutter button 12 is removed as shown by an arrow A in FIGS.
Press B. When the outer blade button 12B is pressed, the pressing rod 12A pushes the hook piece 6A out of the hook portion 7A to release the hooked state of the outer blade case 6 and the outer blade frame 7. In this state, the outer cutter case 6 is pulled out of the outer cutter frame 7 and removed.

The attachment / detachment button 13 is provided on the pressing plate 13 for pushing the elastic projection 16 projecting from the razor body 27.
A and a frame button 13 </ b> B protruding outside the outer cutter frame 7. The elastic projection 16 is elastically pushed out of the razor body 27, so that the elastic projection 16 is hooked by a hooking concave portion 7 </ b> D provided on the inner surface of the outer cutter frame 7 so that the outer cutter frame 7 does not slip out of the razor body 27. Link. The frame button 13B is
It is inserted so that it can go in and out of the through hole 7E of the outer cutter frame 7,
It is exposed outside the outer cutter frame 7.

When removing the outer blade frame 7 from the razor body 27, as shown by the arrow B in FIGS.
Press B. When the frame button 13B is pressed, the pressing plate 13A pushes the elastic protrusion 16 out of the hook recess 7D, and the elastic protrusion 16 is no longer locked in the hook recess 7D of the outer cutter frame 7. Therefore, in this state, the outer cutter frame 7 is detached from the razor body 27.

As shown in FIGS. 2 and 7, the outer blade case 6 has an inner blade built in each of the inner surfaces of four outer blades. The arch outer blade 1 has an arch inner blade 3 and a slit outer blade 2
Has a slit inner blade 5 incorporated therein. Outer blade case 6
Is detached from the outer cutter frame 7 in a state where both the inner cutter and the outer cutter are connected. Therefore, the outer blade of the outer blade case 6 has a built-in inner blade so as to reciprocate while sliding along the inner surface. The inner blade is connected to the outer blade so that the inner blade does not come off when the outer blade case 6 is removed.

As shown in FIG. 2, the arch inner blade 3 is manufactured by arranging a plurality of arch metal blades 3A in parallel and inserting them into an inner blade holder 3B made of plastic. The arch metal blade 3A is a metal plate, and the upper end is formed in a curved shape so as to contact the inner surface of the arch outer blade 1 that is curved in an arch shape. The arch inner blade 3 is, for example, an outer blade holder 1
The opening of B is narrowed and connected to the arch outer blade 1.

As shown in FIG. 8, the slit inner blade 5 has a slit metal blade 5A having a comb-shaped slit. The upper surface of the slit metal blade 5A slides on the inner surface of the slit outer blade plate 2A to cut a beard drawn into the parallel slit 2a of the slit outer blade plate 2A. The slit inner blade 5 is mounted inside the slit outer blade 2 and has a drive rod 2 shown in FIG.
1 and reciprocated.

The slit inner blade 5 can be connected to the slit outer blade 2, for example, in a structure shown in an exploded perspective view of FIG. The slit inner blade 5 shown in this figure includes a slit metal blade 5A, an inner blade holder 5B made of plastic, and a blade pressure spring 24 which is a leaf spring. Slit metal blade 5A
And the blade pressure spring 24 are laminated and fixed to the inner blade holder 5B. The inner blade holder 5B is formed into a T-shape as a whole, and is provided with a plurality of protrusions 5D connecting the slit metal blade 5A and the blade pressure spring 24 at fixed positions on the upper side surface.
The slit metal blade 5A has a connection hole 5E at a position where the protrusion 5D of the inner blade holder 5B is inserted.

The blade pressure spring 24 is formed by press-molding a thin elastic metal plate. A connection hole 24A is provided at a position where the protrusion 5D of the inner blade holder 5B is inserted. Is projected. The elastic piece 24B presses the upper surface of the outer blade holder 2B of the slit outer blade 2 to elastically press the slit metal blade 5A against the inner surface of the slit outer blade 2.

The slit inner blade 5 shown in FIG. 5 has a slit metal blade 5A and a blade pressure spring 24 on the upper portion of the inner blade holder 5B.
Simply insert the connection holes 5E and 24A into the protrusions 5D,
Can be connected to the correct position. In this state, the inner blade holder 5
When the tip of the protrusion 5D of B is heated and crushed, the slit metal blade 5A and the blade pressure spring 24 more securely hold the inner blade holder 5A.
B. The T-shaped inner blade holder 5B, in which the slit metal blade 5A and the blade pressure spring 24 are connected, inserts the rod portion 5F extending downward into the outer blade holder 2B of the slit outer blade 2 to make the slit outer blade 2 Link.

After the inner blade holder 5B is inserted into the outer blade holder 2B, the slit outer blade plate 2A bent in a U-shape is connected to the outer blade holder 2B, and the slit inner blade 5 is removed.
The slit outer blade 2 is held at a fixed position. Slit metal blade 5
A and inner blade holder 5B connecting blade pressure spring 24
Is made substantially equal to the inner width of the slit outer blade plate 2A, and is held at a fixed position so as not to be tilted inside the slit outer blade 2.

The arch inner blade 3 and the slit inner blade 5 mounted on the outer blade case 6 are connected to a vibrating rod 19 and a driving rod 21 projecting from the upper end of a razor body 27, respectively, and reciprocate therewith. . Two vibrating rods 19
Are reciprocated in opposite directions by a drive mechanism built in the main body case 15 of the razor main body 27. As shown in FIGS. 4 and 9, the drive mechanism includes a vibration table 17 built in the main body case 15 so as to be able to reciprocate, a motor 18 for reciprocating the vibration table 17, and a motor 18.
And a conversion mechanism 22 that converts the rotation of the vibration table 17 into a reciprocating motion to reciprocate the vibration table 17.

The vibration rod 19 is vertically connected to the vibration table 17 and protrudes from the razor body 27. The vibrating rod 19 is provided with an opening window 15A provided at the upper end of the main body case 15.
From the outside. The opening window 15 </ b> A is closed with a packing rubber 23 to prevent shavings and the like from entering the main body case 15. The packing rubber 23 has an outer periphery connected to the inner periphery of the opening window 15A, and an inner periphery connected to the vibration rod 19.
Without any gap. The packing rubber 23 is
A flexible rubber-like elastic body that can be freely deformed.
The gap between the vibrating rod 19 and the opening window 15A is closed in a state where the diaphragm 9 can be vibrated freely.

The vibrating rod 19 is a metal rod and is vertically fixed to the vibrating table 17 as shown in FIG. The vibrating rod 19 is provided with a thick flange portion 19A at the tip, and is inserted so as not to fall out of the coil spring 25. At the tip of the coil spring 25, a plastic retaining ring 26 is inserted. The retaining ring 26 is prevented from coming off by the flange portion 19A, and the coil spring 25 is prevented from coming off from the vibrating rod 19 by the retaining ring 26.

The tip of the vibrating rod 19 having this structure is inserted into the inner blade holder 3B of the arch inner blade 3 to reciprocate the inner blade holder 3B. The inner blade holder 3B of the arch inner blade 3 is provided integrally with a C-shaped connecting portion 3C below. The connecting portion 3C includes a flange portion 19A of the vibrating rod 19.
Are vertically provided. Drive hole 3
The vibrating rod 19 is inserted into D, and the arch inner blade 3 is reciprocated by the vibrating rod 19. In addition, retaining ring 2
6 pushes up the C-shaped connecting portion 3C, and
To the inner surface of the arch outer blade 1 elastically. Therefore, the vibrating rod 19 having this structure can reciprocate by slightly pressing the arch inner blade 3 against the inner surface of the arch outer blade 1.

Further, in the vibration table 17, a vibration arm 20 for reciprocating the slit inner blade 5 is integrally formed of plastic. The vibrating arm 20 horizontally has a drive rod 21 inserted into a drive slit 5G provided at the lower end of the inner blade holder 2B of the slit inner blade 5. The drive rod 21 is inserted into the drive slit 5G of the inner blade holder 5B of the slit inner blade 5, and reciprocates the slit inner blade 5.

[0048]

The electric razor according to the present invention has a feature that the outer cutter case can be easily and easily mounted at an accurate position on the outer cutter frame. This is because the electric shaver of the present invention is provided with guides for guiding the outer cutter case in the detaching direction on both end faces of the outer cutter case and on the inner face of the outer cutter frame facing the end face of the outer cutter case. The electric shaver having this structure has a feature that the outer cutter case can be easily mounted at an accurate position on the outer cutter frame via a guide.

Further, the electric razor according to the third aspect of the present invention has a feature that the guide groove and the guide ridge forming the guide can be held at accurate positions without coming off. that is,
This electric razor is provided at both ends of the outer blade case with a hook piece for locking the outer blade case to a hook portion of the outer blade frame, and is connected to the outer blade case so that the hook piece can be elastically deformed.
This is because the guide groove is provided outside the hooking piece. In the electric shaver having this structure, the hook pieces are elastically deformed and press the guide grooves in the direction of the guide ridges. For this reason, the guide groove and the guide ridge are securely held in the fitted state without coming off.

Further, the electric shaver according to the fourth aspect has a feature that a plurality of outer blades asymmetrically mounted on the outer blade case can be accurately mounted without being reversely connected. This is because this electric shaver provides a stopper mechanism on the outer cutter case and the outer cutter frame for preventing reverse connection of the outer cutter case. In particular, a plurality of outer blades mounted asymmetrically cannot be normally used when connected in the opposite direction. The electric shaver of the present invention can reliably prevent the outer blade case from being inserted in the opposite posture by the stopper mechanism, so that even if the outer blade case is asymmetrically mounted, it can be easily mounted in a normal posture. There are features that can be done.

Further, the electric razor according to the fifth aspect of the present invention has a feature that the outer blade frame can be detachably attached to the razor body with an extremely simple structure. The electric razor has a detachment knob on the inner surface of the outer blade frame for releasing the state of locking the outer blade case to the razor body, and a detachment button for releasing the state of locking the outer blade frame to the razor body. This is because the attachment / detachment knob and the attachment / detachment button are configured by a single elastically deformable part. Further, the electric shaver has a feature that the manufacturing cost can be reduced because the mounting knob and the mounting button are manufactured by a single part.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a conventional electric shaver.

FIG. 2 is an exploded perspective view of the electric shaver according to the embodiment of the present invention.

FIG. 3 is an enlarged perspective view of an outer blade frame and an outer blade case of the electric razor shown in FIG. 2;

FIG. 4 is a sectional view of an electric shaver according to an embodiment of the present invention.

FIG. 5 is a perspective view showing a state in which the outer blade case is removed from the outer blade frame.

FIG. 6 is a perspective view showing a state in which an outer blade frame is removed from a razor body.

FIG. 7 is a bottom perspective view showing a state where the inner blade is mounted on the outer blade case.

FIG. 8 is an exploded perspective view of a slit outer blade.

FIG. 9 is an exploded perspective view of the razor body of the electric razor shown in FIG. 2;

10 is a partial cross-sectional side view of the vibration table shown in FIG. 9;

[Explanation of symbols]

1: Arch outer blade 1A: Net blade 1B
… Outer blade holder 2… Slit outer blade 2A… Slit outer blade plate 2B
... Outer blade holder 2a ... Parallel slit 3 ... Arch inner blade 3A ... Arch metal blade 3B
... Inner blade holder 3C ... Connecting part 3D ... Drive hole 4 ... Comb 5 ... Slit inner blade 5A ... Slit metal blade 5B
… Inner blade holder 5D… Protrusion 5E… Connection hole 5F… Rod part 5G… Drive slit 6… Outer blade case 6A… Hook piece 6B
... Elastic metal plate 6a ... Both ends 61 ... End plate 62 ... Side plate 7 ... Outer blade frame 7A ... Hook 7B
... through-hole 7C ... opening window 7D ... hooking concave part 7E ... through-hole 7a ... convex part 8 ... guide groove 9 ... guide convex part 10 ... stopper rib 11 ... stopper convex part 12 ... detachable knob 12A ... pressing rod 1
2B: outer blade button 13: detachable button 13A: pressing plate 1
3B ... frame button 14 ... elastic piece 15 ... body case 15A ... opening window 16 ... elastic projection 17 ... vibration table 18 ... motor 19 ... vibration rod 19A ... flange 20 ... vibration arm 21 ... drive rod 22 ... conversion mechanism 23 ... Packing rubber 24: Blade pressure spring 24A: Connection hole 2
4B: elastic piece 25: coil spring 26: retaining ring 27: razor body 28: inner blade base 29 ... outer blade 30: inner blade 31: protrusion 32: concave portion

Claims (6)

[Claims] An outer blade having a large number of rough shaving holes formed in a net blade, an inner blade sliding on an inner surface of the outer blade, and an outer blade case having the outer blade mounted thereon. And an outer razor frame (7) in which the outer blade case (6) is detachably mounted, the outer razor case (6) having both end faces of the outer blade case (6) and the end face of the outer blade case (6). An electric razor, wherein a guide for guiding the outer cutter case (6) in a detaching direction is provided on an inner surface of the outer cutter frame (7) opposed thereto. 2. A guide groove provided on an end face of an outer cutter case, and a guide provided on an inner surface of an outer cutter frame and slidable in the guide groove. The electric shaver according to claim 1, comprising a ridge (9). 3. An outer blade case (6) at both ends of the outer blade case (6).
A hook piece (6A) for locking the hook to a hook portion (7A) of the outer blade frame (7) is provided, and the hook piece (6A) is connected to the outer blade case (6) so as to be elastically deformable. The electric shaver according to claim 2, wherein a guide groove (8) is provided outside the hook piece (6A). 4. An outer cutter case (6) having a plurality of outer cutters mounted asymmetrically thereon, and a stopper mechanism for preventing reverse connection of the outer cutter case (6) is provided with the outer cutter case (6) and the outer cutter. The electric shaver according to claim 1, which is provided on a frame (7). 5. A razor body (2) in which an outer blade frame (7) is detachably attached.
The outer blade frame (7) is attached to the outer blade frame (7), and the inner blade has a detachable knob (12) for releasing a state in which the outer blade case (6) is locked to the razor body (27), and an outer blade frame. A detachable button (13) for releasing the state that locks (7) to the razor body (27) is attached, and the detachable knob (12) and the detachable button (13) are a single part that elastically deforms The electric shaver according to claim 1, wherein the electric shaver comprises: 6. A part used in combination with the attaching / detaching knob (12) and the attaching / detaching button (13) is an elastic piece (14) made of plastic or metal which is elastically deformed. It is connected to the inner surface of the case (6), and the upper end has a detachable knob (12).
The electric shaver according to claim 5, wherein the lower end is a detachable button (13).