WO2014119807A1 - Razor cartridge and razor using same - Google Patents

Abstract

The present invention relates to a razor cartridge and a razor using the same, and more particularly to a razor cartridge provided with a resilient guard arranged adjacent to a razor blade so as to enhance the shaving effect and to a razor using the same. A razor cartridge according to the present invention includes: a housing with an empty space for mounting a razor blade; and a guard arranged in front of the housing so as to align the hairs by pulling the skin, wherein the guard is resiliently supported in a guard unit reception part arranged in front of the housing, the guard being fastened to the guard unit reception part.

Description

Shaver cartridges and shavers using the same

The present invention relates to a razor cartridge and a razor using the same, and more particularly, to a razor cartridge and a razor using the same, provided with guards adjacent to the razor blades to give elasticity to increase the shaving effect.

The basic function of the razor is to use a razor blade (blade) to cut and remove hairs, such as hair and whiskers, that have grown on your body. To this end, a lot of research on the function of the razor blade has been progressed in recent years, studies on the structure for improving the shaving performance by assisting the function of the razor blade as well as the razor blades are actively underway.

An example is a guard installed adjacent to a razor blade. The guard is located in front of the razor blade and stimulates the skin to spread the skin, and at the same time, it pulls the hair and uprightly lays the lying hair so that the cutting of the trailing razor blade is easy.

FIG. 1 shows a conventional razor cartridge. Referring to FIG. 1, the razor cartridge 14 includes a plurality of razor blades 18, a guard 20 formed at the front of the razor blade, and a lubrication band 22 formed at the rear of the razor blade. do.

As described above, although the conventional guard is induced to exert a function through the skin contact surface of the elastic material, there is a problem that the elasticity is inferior because it is fixed to the housing.

That is, the conventional guard is formed integrally with the housing, it is difficult to give a strong stimulus in pulling the skin, the movement is limited due to the integrated structure, it is difficult to protrude enough to give a sufficient feeling to the skin because it interferes with shaving. have.

The present invention is to solve the conventional problems, it is an object to provide a guard that can flow when shaving.

In addition, an object of the present invention is to provide a guard and a housing having a structure that is coupled to the housing by making the guard separately from the housing.

The razor cartridge according to the present invention includes a housing in which an empty space is formed so that a razor blade is mounted; A guard unit formed in front of the housing to pull the skin and align the beard; a guard unit accommodating part for accommodating the guard unit in front of the housing; Thus, when shaving, it is possible to move independently of the housing.

An empty space is formed in the guard unit accommodating part, and the guard unit accommodating part extends from the side wall of the housing to support the guard unit and guide the movement of the guard unit, and the guide line and the guard unit accommodating part. It may be configured to include a connecting support for connecting the barrier and support the guard unit.

An elastic support for elastically supporting the guard unit may be formed in the connection support.

Preferably, two or more empty spaces and the connection support are formed.

An empty space for accommodating the connection support may be formed below the guard unit.

An empty space for accommodating the elastic support may be formed below the guard unit.

The empty space is formed by being surrounded by a partition wall in an open form on one side.

A coupling protrusion for coupling with the housing is formed on one side of the partition wall, and a coupling groove for coupling with the coupling protrusion may be formed in the rear wall.

The guard unit and the guard unit accommodating portion are coupled by a locking jaw structure, the guard unit is capable of vertical movement.

The coupling protrusion and the coupling groove may be coupled to the guard unit so as to flow in the vertical direction during shaving.

It is preferable that the said guard is adhere | attached an elastic polymer to a plastic member.

The elastomer may be in a recessed shape to facilitate the flow of the liquid.

It is preferable that the front of the elastomer has a shape in which the height is lowered away from the blade.

Coupling protrusions may be formed on both sidewalls of the plastic member to engage with the sidewalls of the guard unit accommodating part.

In addition, the razor according to the present invention; And a razor cartridge having a connection structure for connection to the handle, the razor cartridge comprising: a housing in which an empty space is formed to mount the razor blade; And a guard made of an elastic material formed at the front of the housing to pull the skin and align the beard. A guard unit accommodating part is formed at the front of the housing to accommodate the guard and elastically support the guard. The guard unit is characterized in that coupled to the guard unit receiving portion.

The guard unit is preferably coupled to flow in the front and rear or left and right directions when shaving.

According to the present invention, by applying a certain pressure to the skin by the movement of the guard, it is possible to give the skin sufficient softness and close feeling without disturbing shaving.

In addition, according to the present invention, the movement of the guard during shaving is constant and the pressure is easily adjusted by the elastic force.

1 shows an example of a razor cartridge according to the prior art.

2 is an exploded perspective view of the razor cartridge according to the present invention.

3 is a perspective view of FIG. 2 viewed from below.

4 is a combined view of the razor cartridge according to the present invention.

5 and 6 are cross-sectional views of the razor cartridge according to the present invention.

The present invention provides a shaving razor cartridge in which the guard is integrally formed without being formed integrally with the shaving razor cartridge.

Hereinafter, with reference to the accompanying drawings looks at a preferred embodiment of the present invention.

Figure 2 is an exploded perspective view of the razor according to the present invention, Figure 3 shows a view from below of FIG. 2 and 3, the razor cartridge 100 according to the present invention includes a housing 110, a guard unit 120, a guard unit accommodating part 130, a lubrication band 140, a razor blade 150, and a clip. 160.

 The housing 110 forms the appearance of the razor cartridge and provides a structure in which a razor blade can be installed. In addition, the housing 110, the guard unit 120, the guard unit receiving portion 130, the lubrication band 140, and the razor blade 150 is formed is preferably a structure that can be coupled to the clip 160. Do.

The guard unit 120 is formed in front of the blade, that is, adjacent to the edge to pull the skin at a constant pressure during shaving and to align the beard (hair). In order to perform this function, it is preferable to use an elastic material. Conventional guards are also integrally formed in the cartridge, although they perform the function of stretching the skin and aligning the hairs. That is, it is formed integrally with the housing by plastic injection. However, the guard unit 120 according to the present invention is formed separately from the housing 110 and the coupling protrusion 121 is formed to be coupled to the housing.

The guard unit accommodating part 130 is formed at the front of the housing 110 to accommodate the guard unit 120, and a coupling groove (not shown) to which the coupling protrusion 121 is coupled is formed. It is. The guard unit accommodating portion 130 has a guide line 132 extending from the front side wall 112 of the housing to support the guard unit 120 is formed in front of the guard unit accommodating portion 130, and accommodates the guard unit. A connecting support 136 is formed to be connected to the guide line 132 extending from the rear side wall 134 of the unit 130 to support the guard unit 120. The guide line 132 supports the guard unit 120 and performs a function of inducing a constant movement when the guard unit 120 flows. The connection support 136 is formed in plural and the empty space 135 is formed between the connection support 136. That is, the guard unit accommodating part 130 is supported by the connecting support and the guide line, and an empty space is formed between them to provide flexibility. In addition, the connection support 136 is formed with an elastic support 138 to elastically support the guard unit 120. The empty space 135 and the connection support 136 is preferably formed in two or more. It is preferable that only one side of the elastic support 138 has a cantilever structure. The guard unit accommodating part 130 is integrally formed with the housing and corresponds to a part of the housing, but is renamed based on a function for convenience of description.

The lower portion of the guard unit 120 is formed with an elastic support receiving portion 128 that can accommodate the elastic support 138. The elastic support receiving portion 128 is formed in the same number as the elastic support and has a shape surrounded by a partition wall of which one side is open. A coupling protrusion 129 is formed at one side of the partition wall, and a coupling groove 139 to which the coupling protrusion 129 is coupled is formed at one side of the rear wall of the guard unit accommodating part 130. The connection support 136 is coupled to the portion 126 having no partition wall between the elastic support receiving portions 128. Not only can the housing 110 and the guard unit 120 be prevented from being separated by the coupling 129 and 139 by the locking jaw structure, but the guard unit 120 can be prevented from excessively protruding. That is, when the elastic polymer 123 formed on the upper portion of the guard unit 120 protrudes excessively, it may cause inconvenience when shaving and may lower shaving performance, thereby preventing excessive protrusion by the locking jaw structure. have.

By the above structure, the guard unit 120 may be coupled to the guard unit accommodating part 130, and the guard unit accommodating part 130 may have a predetermined space and provide flexibility, and the elastic support 138 may be provided. When shaving, a predetermined elastic force is applied to the guard. In addition, since the structure is not integrally integrated with the housing, the left and right flows are also possible depending on the degree of coupling.

The guard unit 120 is formed by coupling the elastomer 123 to the plastic member 122. There is no limitation on the method of bonding, but adhesion by an adhesive is preferred. The elastomer 123 is formed with a valley 124 having a sinuous shape recessed on a flat surface. This shape allows liquids such as shaving aids and water to flow easily, thereby improving shaving performance. The guard unit 120 has an inclined shape in which the rear side is flat and the height decreases toward the front side. This shape allows the lower height tip to first contact the skin to enhance the skin elongation effect upon shaving, and the subsequent gentle curved flat rear end allows for a smooth shave.

The lubrication band 140 is installed at the rear of the razor blade for skin moisturizing and soothing effect. Lubricating bands may contain chamomile, olive, allatoin components and the like. The lubrication band allows the user to feel more refreshed after shaving.

Two or more blades 150 may be formed.

The clip 160 is used to prevent the blade from being separated from the cartridge body. The clip 160 is secured to the side wall inner 114 near each side of the housing. The clip consists of a pair of left and right sides and may be made of aluminum or other metal.

The handle coupling portion 200 is formed at the lower portion of the housing so that the handle can be coupled.

4 is a combined perspective view of the razor cartridge according to the present invention. Referring to Figure 4 it can be seen that the guard unit 120 is coupled to the housing 110, the top of the guard unit 120 is formed with a sinusoidal valleys 124.

5 and 6 show cross-sectional views of the razor cartridge according to the invention. 5 and 6, the guard unit 120 is an elastomer 123 is coupled to the plastic member 122, the elastic support 138 is accommodated in the elastic support receiving portion 128 and the engaging projection ( 129 and the coupling groove 139 can be confirmed to be coupled. With this structure, it is possible to move up and down in the direction of the arrow as shown in FIG. That is, the up and down movement of the guard unit 120 is possible by the elastic support 138, it is possible to prevent excessive movement by the locking jaw structure (129, 139) and to be able to move only within a certain range.

In the foregoing detailed description of the present invention, specific embodiments have been described. However, it will be apparent to those skilled in the art that various modifications can be made without departing from the scope of the present invention.

<Description of the code>

110: housing 120: guard unit

122 plastic member 123 elastomer 124 bone

130: guard unit receiving unit 132: guidelines

134: rear side wall 136: connection support

138: elastic support 139: coupling groove

140: lubrication band 150: razor blade

150: clip

Claims (16)

1. A housing in which an empty space is formed to mount the blade;

   A guard unit formed at the front of the housing to pull the skin and align the beard;

   And a guard unit accommodating part for accommodating the guard unit in front of the housing.

   The guard unit is coupled to the guard unit receiving portion to be movable, the razor cartridge, characterized in that the movement independent of the housing when shaving.
2. The method of claim 1,

   An empty space is formed in the guard unit accommodating part,

   The guard unit accommodating part extends from the side wall of the housing to support the guard unit and guide line for inducing the movement of the guard unit and the connecting support for connecting the guide line and the rear wall of the guard unit accommodating part and supporting the guard unit Shaver cartridges comprising a.
3. The method of claim 2,

   The razor cartridge is formed in the connecting support is an elastic support for elastically supporting the guard unit.
4. The method of claim 2,

   And at least two empty spaces and the connecting support.
5. The method of claim 2,

   The razor cartridge is formed in the lower portion of the guard unit is an empty space for accommodating the connecting support.
6. The method of claim 3, wherein

   The razor cartridge is formed in the lower portion of the guard unit is an empty space for accommodating the elastic support.
7. The method of claim 6,

   The empty space is a razor cartridge surrounded by a partition wall in one side open form.
8. The method of claim 7, wherein

   One side of the partition wall is formed with a coupling protrusion for coupling with the housing, the rear wall is a razor cartridge is formed with a coupling groove for coupling with the coupling protrusion.
9. The method of claim 1,

   The guard unit and the guard unit receiving portion is coupled by the locking jaw structure, the guard unit is a razor cartridge capable of vertical movement.
10. The method of claim 7, wherein

    And the coupling protrusion and the coupling groove are coupled to each other such that the guard unit is movable upward and downward when shaving.
11. The method of claim 1,

    And the guard is a razor cartridge having an elastomer bonded to a plastic member.
12. The method of claim 11,

    And said elastomer is in a recessed shape to facilitate the flow of liquid.
13. The method of claim 11,

    The front of the elastomer is a shaver cartridge having a shape that the height is lowered away from the blade.
14. The method of claim 11,

    Shaver cartridges are formed on both sidewalls of the plastic member is coupled to the side wall of the guard unit receiving portion.
15.  handle; And

    In a razor comprising a razor cartridge having a connection structure for connection to the handle,

    The razor cartridge is

    A housing in which an empty space is formed to mount the blade; And

    And a guard formed of an elastic material formed in front of the housing to pull the skin and align the beard.

    The front of the housing accommodates the guard unit, the guard unit receiving portion for elastically supporting the guard unit is formed, the guard unit is coupled to the guard unit receiving portion.
16. The method of claim 17,

    The guard unit is coupled to the razor so as to be movable in the front and rear or left and right directions when shaving.

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