KR200354444Y1 - cosmetic compact having cam-driving hinge assembly - Google Patents

Abstract

The present invention relates to a cosmetic compact referred to as a makeup case or a compact case, and more particularly, to a cosmetic compact having a cam driven hinge assembly that can be opened and closed automatically and / or semi-automatically by a cam driven hinge assembly. The present invention relates to a cosmetic container (2) for holding a cosmetic, a lid (3) hingedly installed on the cosmetic container (2), and provided on a hinge axis of the container (2) and the lid (3). A hinge assembly (4) for automatically opening the container (2) and the lid (3) at least partially relative to one another, the hinge assembly (4) being inserted and fixed in the hinge hole (3a) of the lid (3). A hinge housing 10 to be provided, and a movable cam 20 to which the self fixing part 22 is fixed to the left hinge hole 2a of the container 2 while being rotatably installed at one end of the hinge housing 10; The hinge by interacting with the movable cam 20 At least a driven cam 30 sliding in the housing 10 and integrated with the hinge housing 10 and the lid 3 in a rotational direction, and a compression spring 42 for supporting the driven cam 30. It characterized in that it comprises a torque generating means 40 for providing an automatic opening and closing section of the lid (3) for the container (2).

Description

Cosmetic compact having cam-driving hinge assembly

The present invention relates to a cosmetic compact, referred to as a makeup case or a compact case, and more particularly, to a cosmetic compact having a cam-driven hinge assembly that can be opened and closed automatically and / or semi-automatically by a cam-driven hinge assembly. will be.

In general, the cosmetic compact includes a lid and a container connected to each other by a hinge, the container is formed with a storage space for storing a compact cake or powder, the lid is equipped with, for example, a mirror It is easy to make up.

In addition, most cosmetic compacts were intended for use by the user after opening the lid about 100-140 ° relative to the container, because the user is most comfortable when the lid and container are located in this angle range. Because you can make up.

Conventional cosmetic compacts were to be used by the user to release the hook to provide a sealing force to the lid, and then manually lift the lid to the use position, the manual opening structure of such a cosmetic compact has been a great inconvenience to the user .

In this regard, a cosmetic compact has been developed by the present applicant that provides a sealing force to the lid without a hook and can be opened and closed semi-automatically through the operation of lifting the lid a little.

Such cosmetic compacts are well described in patent application 2003-55073, filed on April 23, 2003, entitled "Semi-automatic openable cosmetic compact" by the applicant.

The cosmetic compact has a structure in which the fixed camp profile formed integrally with the hinge hole moves the exercise cam linearly, and the exercise cam is opened / restored semi-automatically while being stretched / restored by a compression spring that is protruded from the rear. By initial compression of, the sealing force of the self could be preferably maintained in a closed state.

However, the cosmetic compact has a structure in which the fixed cAMP profile is integrally formed in one of the hinge holes, so that the cosmetic compact manufacturer and the hinge assembly manufacturer are economically disadvantageous for reasons such as compatibility.

Therefore, the present invention makes the movable cam and the driven cam part of a hinge assembly assembled separately from the cosmetic compact, so that no separate camp profile is formed in the hinge hole, and thus the cosmetic compact manufacturer and the hinge assembly manufacturer are different from each other. It is an object to provide a cosmetic compact which is particularly economically advantageous.

In addition, another object of the present invention is to be configured to be automatically opened by pressing only the user's finger itself, the pressing position is provided on the hinge axis that the user is comfortable to press with a finger, in particular thumb or index finger very conveniently It is to provide a cosmetic compact that can be used.

In addition, another object of the present invention is to generate a frictional resistance to reduce the impact caused by the rotational torque, but the cosmetic compact configured to generate a frictional resistance between the housing and the movable cam so that a separate component for generating the frictional resistance is unnecessary To provide.

1 is a perspective view showing the cosmetic compact in an open state according to an embodiment of the present invention.

Figure 2 is an exploded perspective view of the cosmetic compact of Figure 1;

3A and 3B are cross-sectional views showing the cosmetic compacts of FIGS. 1 and 2 in the closed / open position (OPP / CLP) and switching position (SWP), respectively.

Figure 4 is a perspective view of the hinge assembly of Figure 1 to Figure 3b cosmetic compact.

In order to achieve the above object, the present invention provides a cosmetic container for holding a cosmetic, a lid hingedly installed on the cosmetic container, provided on the hinge axis of the container and the lid to the container and the lid to each other Provided is a cosmetic compact comprising a hinge assembly for at least partially automatic opening, the hinge assembly of the cosmetic compact, the hinge housing is inserted and fixed in the hinge hollow of the lid, and rotatably installed at one end of the hinge housing A movable cam having a fixed portion fixed to the left hinge hole of the container, a driven cam sliding in the hinge housing in interaction with the movable cam and integrated with the hinge housing and the lid in a rotational direction; and a compression for supporting the driven cam. Torque generation water provided with at least a spring to provide an automatic opening and closing section for the lid And characterized by comprising comprises a.

Here, the movable cam is provided with a through-type shaft hole in the center while the driven cam is integrally provided with a leading shaft portion penetrating the shaft hole, the left hinge hole is inserted into the push button that can be pressed from the outside A through hole is provided in the axial direction, and the push button is in contact with the preceding shaft to enable the forcible movement of the preceding shaft and the driven cam integrally therewith in the axial direction. It is preferable that the connected cam is provided with a torsion spring for providing a deflection rotational force to the driven cam so that the driven cam is forcibly rotated so that the driven cam crosses the switching position SWP when the driven cam is forcibly moved in the axial direction. .

In addition, the movable cam has a conical portion on the side, and the movable cam holding hole of the hinge housing is conical, providing a cushioning force against the rotational torque of the lid and the container with frictional resistance due to mutual contact. desirable.

In addition, the hinge assembly has a connecting means for integrating the hinge housing and the driven cam, the connecting means is a locking hole formed on the side of the hinge housing, a locking jaw formed on the side of the trailing shaft portion, the locking hole and Comprising the first and second step pieces to walk on the engaging jaw is composed of a step member which is fitted on the outer circumference of the trailing shaft portion, the step member is elastic with the first and second step pieces form a twig form It is preferable to be provided so that deformation is possible.

Referring now to the accompanying drawings, preferred embodiments of the present invention will be described in detail.

1 is a perspective view of the cosmetic compact according to the present embodiment as a whole, Figure 2 is an exploded perspective view of the cosmetic compact of Figure 1, Figures 3a and 3b is a cross-sectional view showing a cosmetic compact is installed Figure 3 hinge assembly, 3a shows the closed position (CLP) or the fully open position where the cosmetic compact is closed or fully open, and FIG. 3b shows the switching position (SWP) at which the automatic opening of the cosmetic compact starts to take place substantially. 4 is an assembled perspective view of the hinge assembly.

As shown, the cosmetic compact 1 of this embodiment largely comprises a cosmetic container 2 and a corresponding lid 3, which cosmetic container 2 and the lid 3 are similar to each other like a general cosmetic compact. It is hinged.

The cosmetic container 2 is similar to a general cosmetic compact, for example, a cosmetic such as a compact cake or powder is stored and held, and also a makeup tool such as a brush or puff can be stored together, For protection, a protective cover (c) is rotatably provided between the cosmetic container (2) and the lid (3) on the hinge arms (2c, 2d) of the container (2).

In addition, the lid 3 in the present embodiment is provided with a mirror (3b) to facilitate the user to make up, which is obvious to those skilled in the art.

The cosmetic compact 1 of the present invention is characterized in that the lid 3 is semi-automatically or automatically opened and closed with respect to the cosmetic container 2, which is hinged holes 2a provided on the left and right sides of the cosmetic container 2. , 2b) and a hinge assembly 4 penetrating through the hinge hollow 3a provided at the center of the lower end of the lid 3 therebetween.

The hinge assembly 4 of the present embodiment includes a hinge housing 10 which is integrally formed with the lid in a state of being joined to the hinge hollow 3a, and a movable cam 20 rotatably installed at one end of the hinge housing 10. ) And the driven cam 30 which is slid in the hinge housing 10 by interacting with the movable cam 20, and flexibly according to the interaction of the movable cam 20 and the driven cam 30. It includes a torque generating means (40) for operating to impart a rotary torque to the cosmetic container (2) or the lid (3).

In addition, the cosmetic compact 1 of the present embodiment further includes a lid opening means 50 which allows the user to force the driven cam 30 in the axial direction to enable one-touch automatic opening of the cosmetic. This lid opening means 50 will be described in more detail after the above-described description of the hinge housing 10, the movable cam 20, the driven cam 30 and the torque generating means 40.

The hinge housing 10 has an outer circumferential surface that can be inserted into and fixed to the hinge hollow 3a of the lid 3 to form a structure integrated with the lid 3, while the conical movable cam holding hole 11 is formed at the left end. It is provided to maintain the rotatable cam 20 having a conical outer peripheral surface on the side rotatable and the fixed hinge member 49 is rotatably fitted to the right end.

The movable cam 20 is formed at the end of the fixed portion 22 having a substantially rectangular cross section and the conical portion 24 extending axially from the fixed portion and the conical portion 24 to be described below. ), The camp profile portion 26 is provided.

At this time, the fixing portion 22 is a portion which is inserted and fixed to the left hinge hole (2a) of the cosmetic container 2 to enable the movable cam 20 to form a structure integrated with the cosmetic container (2), The camp profile 26 of the movable cam 20 is a portion for interacting with the camp profile 32 of the driven cam 30 to substantially slide the driven cam 30, and the conical portion ( 24 is a portion that generates a frictional resistance with the inner surface of the movable cam holding hole 11 of the hinge housing 10 to cushion the rotation / rotation torque generated by the torque generating means 40 and the resulting impact.

In addition, according to a preferred embodiment of the present invention, the movable cam 20 has a through-hole shaft hole 28 formed in the axial direction at the center thereof, which has a driven cam 30 and An integral leading shaft portion 34 penetrates and allows the driven cam 30 to be pressed in the axial direction by the pushbutton 52 of the lid opening means 50 mentioned above.

The driven cam 30 has a different camping profile corresponding to the camping profile of the movable cam 20 in front of it and moves linearly in the hinge housing 10 by interaction with the movable cam 20. It is possible.

At this time, the driven cam 30, the cam portion 32 of the circular cross section in which the camp profile is formed, and formed in the center of the camp profile, the shaft hole 28 of the movable cam 20 It consists of a leading shaft portion 34 penetrating the through and a trailing shaft portion 36 extending in the axial direction from the rear surface of the cam portion 32.

In the present embodiment, the driven cam 30 is configured to be able to slide only with respect to the hinge housing 10 without rotation, which makes the driven cam 30 rotatable with respect to the hinge housing 10 and predetermined. It is realized by the connecting means 60 to slidably connect to the range.

The connecting means 60, according to a preferred embodiment of the present invention, the engaging hole 62 formed on the side of the hinge housing 10, the engaging jaw 64 formed on the side of the trailing shaft portion 36, It consists of the engaging member 66 fitted on the outer periphery of the said trailing shaft part with the 1st and 2nd engaging piece 66a, 66b which walks on the engaging hole and the engaging jaw.

The step member 66 is provided so that the first and second step pieces 66a and 66b are elastically deformed while forming a twig shape, and thus the axial advancement of the step member 66 when the hinge assembly 4 is assembled. By the preferred one-touch method can be mounted to the driven cam 30 and the hinge housing 10 described above. Here, the locking jaw 64 of the trailing shaft portion 36 that is caught by the second step piece 66b is formed on a predetermined length section having a smaller cross section than other portions of the trailing shaft portion 36, the length section being Preferably, the driven cam 30 is greater than or equal to the range of the length section in which the driven cam 30 is reciprocated.

On the other hand, the torque generating means 40 is in connection with the interaction of the above-mentioned movable cam 20 and the driven cam 30, the compression spring 42 for holding the driven cam 30 to reciprocate before and after ). In this embodiment, the compression spring 42 is interposed between the above-mentioned step member 66 and the cam portion 32 of the driven cam 30 to support the driven cam 30 in the axial direction.

In addition, according to a preferred embodiment of the present invention, the torque generating means 40 is defined by the hinge housing 10 and the lid 3 which is integral with the driven cam 30 and the driven cam 30 in a rotational direction. A torsion spring 44 for pre-rotating within the section, the torsion spring 44 being automatically connected to the cosmetic compact 1 in connection with the operation of the pushbutton 52 of the lid opening means 50 mentioned above. Enable opening

That is, the push button 52 is in contact with the leading shaft portion 34 of the driven cam 30 through the through hole (2ab) of the left hinge hole (2a), the push button 52 is the user When driven in the axial direction by the driven cam 30 is a linear movement in the axial direction, at this time, the torsion spring 44 is installed to have a biasing force in one direction hinge housing (10) and the driven cam 30 By rotating together with the lid 3, the movable cam 20 and the driven cam 30 are positioned at a switching position (SWP) in contact with each other on the apex.

In this switching position (SWP), the above-mentioned compression spring 42 is compressed to the maximum within the opening range of the cosmetic compact 1, and then the compression cam is restored and the driven cam 30, which has been advanced, retreats backward. Automatic opening of the cosmetic compact 1 is substantially made.

Herein, a fixed hinge in which one end of the torsion spring 44 is connected to the trailing shaft portion 36 of the driven cam 30 and the other end of the torsion spring 44 is fixed to the right hinge hole 2b of the cosmetic container. It will be appreciated by those skilled in the art through the drawings that the biasing force in one direction connected to the member 46 is provided.

In addition, the push button 52 can be moved left and right while being stepped on the left hinge hole 2a by the engaging jaw 2c of the left hinge hole 2a and the step piece 52a of the push button 52. And it is also possible to walk on the engaging jaw (2c) in the state that the step piece (52a) of the push button 52 is elastically deformed, it is possible to install the push button 52 in one-touch type Of course.

Hereinafter, the operation of opening or closing the cosmetic compact 1 according to the preferred embodiment of the present invention will be described.

The cosmetic compact 1 is automatically opened when the user pushes the push button 52 in the closed position OPP in the axial direction. More specifically, when the push button 52 is pressed, the driven cam (which is in contact with the push button 52) is pressed. 30 advances in the axial direction and compresses the compression spring 42 that holds the driven cam 30, and the torsion spring 44 connected to the trailing shaft portion 36 and the fixed hinge member 46 of the driven cam 30. The driven cam 30 is rotated together with the hinge housing 10 and the lid 3 so that the movable cam 20 and the driven cam 30 slightly pass through the switching position SWP. Thereafter, while the compression spring 42 is restored, the driven cam 30, the hinge housing 10 and the lid 3 are automatically rotated / rotated, which enables the automatic opening of the cosmetic compact 1.

In addition, if the user closes the lid to the switching position SWP in the position where the cosmetic compact 1 is fully open for use, the lid 3 is closed again through the restoring force of the compression spring 42.

On the other hand, as can be seen in Figure 4, the hinge assembly 4 of the present embodiment is provided with a plurality of cutouts 19 on the right end of the hinge housing 10, the hinge housings by the cutouts 19 ( 10, the end of the elastic deformation is possible, this elastic deformation is the movable cam 20, the driven cam 30, the compression spring 42, the step member 66 and the torsion spring 44 mentioned above mutually The primary assembly allows the one-touch insert to be inserted into the hinge housing 10. In particular, in this process, the engaging pieces 66a and 66b of the engaging member 66 are caught by the hinge housing 10. 62 and the engaging jaw 64 of the driven cam trailing shaft 36 can be preferably walked.

As described above, the present invention allows the movable cam and the driven cam to be composed of a part of a hinge assembly which is assembled separately from the cosmetic compact, thereby eliminating the formation of a separate camp profile in the hinge hole, and thus, the cosmetic compact manufacturer and the hinge assembly manufacturer It is particularly economically advantageous in different cases.

In addition, the present invention is configured to be automatically opened by pressing only the user's finger itself, the pressing position can be used very conveniently provided on the hinge axis that the user is easy to press the finger, especially the thumb or index finger. That has the effect of providing a cosmetic compact.

In addition, the present invention is to provide a cosmetic compact configured to generate a frictional resistance between the housing and the movable cam so as to generate a frictional resistance to reduce the impact caused by the rotational torque, but does not require a separate component for generating the frictional resistance.

Claims (4)

A cosmetic container 2 for holding cosmetics, a lid 3 hingedly installed on the cosmetic container 2, and a container 2 provided on a hinge axis of the container 2 and the lid 3. ) And a hinge assembly (4) for at least partially automatically opening the lid (3) to each other, The hinge assembly 4 has a hinge housing 10 inserted into and fixed to the hinge hole 3a of the lid 3, and a self-fixing portion 22 rotatably installed at one end of the hinge housing 10. The movable cam 20 fixed to the left hinge hole 2a of the container 2 and the movable cam 20 are slid in the hinge housing 10 to interact with the movable cam 20 and rotate in the rotational direction of the hinge housing 10. At least one driven cam 30 integrated with the lid 3 and a compression spring 42 holding the driven cam 30 are provided to provide an automatic opening / closing section of the lid 3 to the container 2. Cosmetic compact having a cam-driven hinge assembly, characterized in that it comprises a torque generating means (40). The method of claim 1, The movable cam 20 has a through-hole shaft hole 28 in the center while the driven cam 30 is integrally provided with a leading shaft portion 34 penetrating the shaft hole 28, The left hinge hole (2a) is provided with a through hole (2ab) is inserted into the push button 52 that can be pressed from the outside in the axial direction, the push button 52 is in contact with the preceding shaft portion (34) It is possible to forcibly move the preceding shaft 34 and the driven cam 30 integral thereto in the axial direction, The torque generating means 40 has a torsion spring 44 having one end connected to the trailing shaft portion 36 to provide a deflection rotational force to the driven cam 30 so that the driven cam 30 is forced in the axial direction. Cosmetic drive having a cam-driven hinge assembly, characterized in that the driven cam 30 forcibly rotates so that the driven cam 30 passes the switching position (SWP) when moved. The method according to claim 1 or 2, The movable cam 20 has a conical portion 24 on the side, and the movable cam holding hole 11 of the hinge housing 10 is conical, so that the lid 3 is subjected to frictional resistance due to mutual contact. And a cam-driven hinge assembly characterized by providing a cushioning force against the rotational torque of the container (2). The method according to claim 1 or 2, The hinge assembly 4 has a connecting means 60 for integrating the hinge housing 10 and the driven cam 30, The connecting means 60 is a locking hole 62 formed on the side of the hinge housing 10, a locking jaw 64 formed on the side of the trailing shaft 36, the locking hole 62 and the locking jaw ( And a stepping member 66 fitted on the outer circumference of the trailing shaft portion 36 with the first and second stepping pieces 66a and 66b walking on 64; The step member (66) is a cosmetic compact having a cam-driven hinge assembly, characterized in that the first and second step piece (66a, 66b) is formed elastically deformable while forming a twig form.