KR20050027322A - Cosmetic compact openable automatically - Google Patents

Abstract

Provided is an automatically opening and closing cosmetic compact which is operated by push buttons. Opening is slow and gradual so that there is no sudden rotational torque by the torsion spring and there are the first opening position and other positions for convenient use. Assembly is easy, saving labor cost and work load. The cosmetic compact comprises: a main container(2) with space for cosmetic (2a); a cover(3) connected to the main container(2) by hinge; torsion spring(4) which generates rotational torque in the opening direction; a hinge hole(18) at the bottom of the cover(3); a hinge pin(20) which has an engaging projection at the front end of block slope(22) and is inserted into the hinge hole(18) to move along an one direction axis; a rotational hinge hole(12) with an engaging groove to be engaged with the engaging projection; a pressing spring(6) which enables engaging between the engaging projection and the engaging groove by rendering inclination power to the hinge pin(20) toward the hinge hole(12); and a disengaging unit(40) which disengages engagement between the engaging projection and the engaging groove by pushing the rotational hinge pin(20) toward the axis against deflection power of the pressing spring(6).

Description

Cosmetic compact openable automatically

The present invention relates to a cosmetic compact having a hinged opening and closing structure called a makeup case or a compact case, and more particularly, after the cover is automatically rotated at a predetermined angle with respect to the container body even if the cover is not lifted by the user. A cosmetic compact configured to stop at a predetermined position.

In general, the cosmetic compact includes a cover and a container body that are hinged to each other by a hinge means, the container body is formed with a space for holding cosmetics such as powder or compact cake, the cover is an example For example, a mirror is mounted so that it is easy for a user to make up.

In addition, most cosmetic compacts were designed to be used after the user opened the cover at about 100 to 150 ° relative to the container body, when the cover and the container body were located in this angle range. This is because you can wear makeup most comfortably.

Conventional cosmetic compact was to use the user to lift the cover completely to the use position after releasing the known hook means for fixing the cover to the container body, the manual opening structure of such a cosmetic compact is large for the user It has been inconvenient.

On the other hand, the present inventors developed a semi-automatic open and close cosmetic compact of a new concept that can be automatically opened in the remaining sections when the cover is lifted at a predetermined angle in consideration of the essential characteristics of the cosmetic compact, and applied for a patent application No. 2003-36207 I've done it.

The conventional semi-automatic open / close cosmetic compact includes a hinge pin (or motion cam) in which the opening / closing unit installed as part of the hinge means is linearly moved by the cam action, and a compression spring that is compressed and restored by the linear motion of the hinge pin. In addition, it is preferably configured to be closed and semi-automatically opened and closed at the same time without the hook means, thereby greatly improving the disadvantages of the conventional manual open cosmetic compact.

However, the conventional semi-automatic cosmetic compact also has to be opened only by lifting the cover with respect to the container body, and therefore, there is still a need for a cosmetic compact that can be opened automatically without lifting the cover. Existed.

Therefore, the present invention is provided with a torque spring for generating a rotational torque in the opening direction of the cover, the rotational allowable hinge hole is engaged with each other in the closed position to maintain the closed position against the rotational torque in the closed position of the cover and An object of the present invention is to provide a self-opening cosmetic compact having a rotating hinge pin, the interlocking engagement of the rotating allowable hinge hole and the rotating hinge pin being released by a self-engaging disengagement unit to automatically open the cover.

In order to achieve the above object, the present invention is an automatic body including a container body having a cosmetic holding space, a cover hingedly coupled to the container body, and a torsion spring for generating a rotational torque in the direction in which the cover is open; An open cosmetic compact is provided, the cosmetic compact having a hinge hollow integrally provided at the bottom of the cover, and an engaging protrusion on the convex curved surface of the tip of the hinge hollow being movably fitted only on one side in an axial direction. A rotating hinge pin provided in the container body and rotatably supporting the rotating hinge pin and having at least one engaging groove engaged with the engaging protrusion at least in the closed position of the cover; Providing a biasing force toward the rotating allowable hinge hole to the rotating hinge pin, the engagement groove and the engagement A decoupling having a compression spring that enables engagement of a rim stone period and a push button for releasing the engagement between the engagement groove and the engagement projection against the biasing force of the compression spring by pushing the rotary hinge pin in an axial direction. It comprises a means.

Here, the hinge hollow is provided with a spring supporting jaw for supporting the torsion spring and the compression spring to the left and right, integrally, the engaging projection is formed in the radial direction at the tip of the rotating hinge pin protruding in the axial direction The at least one engagement groove includes a first engagement groove corresponding to the closed position of the cover and a second engagement groove corresponding to the first opening position where the cover is rotated by 100 to 150 °. It is preferable to form in the radial direction within.

In addition, the rotating hinge pin is integrally provided with a pin shaft extending in the axial direction beyond the spring support jaw, and one fixed hinge pin fixed to the container body is loosely fitted to the other side of the hinge hollow of the cover Allowing rotation to the container body, the torsion spring is preferably one end fixed to the pin shaft and the other end is fixed to the fixed hinge pin to generate a rotational torque in the opening direction of the cover. .

In addition, the disengagement means, the push button and the push button having an extension piece extending in a cross-sectional area smaller than the push ball, and that the extension piece extends from the outside of the container body to the inner surface of the hinge hole It includes a guide hole to allow, one side of the guide hole is provided with a seat portion to allow the seating of the press, and the other side of the guide hole is stepped to selectively hook the engaging piece provided at the tip of the extension piece It is preferable that it is formed.

In the present invention, the distance between the first engagement groove and the second engagement groove in the rotational direction of the rotary hinge pin for opening the cover with respect to the container body is formed by gradually decreasing the distance between the rotation center It is preferable that the inclined surface is provided.

In addition, the fixed hinge pin has a through-hole hollow in the axial direction, the pin shaft provided in the rotating hinge pin is provided with a pair of legs extending in the axial direction to be elastically open or retracted. The pair of leg portions are provided with a catching piece that is caught by the tip of the fixed hinge pin at the tip of the two parts, and is engaged at a predetermined distance with the torsion spring and the compression spring interposed before assembling the container body and the cover. The rotating hinge pin and the fixed hinge pin has a corresponding inclined surface that slides at the inlet portion of the rotating allowable hinge hole and the fixed hinge hole, respectively, so that the rotating hinge pin and the fixed hinge pin Allows the primary insertion horizontally between the rotating hinge hole and the fixed hinge hole in an engaged state, wherein the hollow part of the through type Take a shape converging towards the distal end of the body, said first insert, and with this rotation the hinge pin and hence the withdrawal of the pin shaft according accordingly, it is preferable to allow a step between the side of the leg portion to be narrowed.

In addition, the self-opening cosmetic compact according to the present invention has a puff holding cup having integrally a rim wall defining a concave space for retaining the puff, and a push protrusion for pressing and fixing the puff held in the concave space. It is preferable to further include a puff holding unit composed of a puff holder, each of the puff holding cup and the puff holder having a hook that fits snugly on the outer circumference of the pair of hinge arms that define the rotatable hinge hole and the fixed hinge hole. Equipped with integrally to form a structure that can be rotated only by an external force.

Here, it is preferable that a finger engaging flange is formed radially extending at an upper end of the edge wall, and an opening is formed at the front of the edge wall to allow the puff to fall forward. .

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Now, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is an exploded perspective view showing a cosmetic compact of the present embodiment, Figure 2 is an enlarged and separated perspective view showing an enlarged part of the components of Figure 1, Figure 3 is a longitudinal cross-sectional view showing the cosmetic compact of Figure 1 in an assembled state. 4A through 4D are cross-sectional views taken along AA, BB, CC, and DD of FIG. 3, respectively.

As shown in the figure, the cosmetic compact of this embodiment includes a container body 2 and a cover 3 hingedly coupled to the container body 2, the cover 3 is described in detail below. As will be described, the container body 2 can be opened automatically.

The container body (2) is a part having a holding space (2a) of cosmetics in the present embodiment is circular, and is hinged to the cover (3) by a hinge means on the hinge axis of one side. For this hinged coupling, the container body (2) is provided with a pair of hinge arms (11a, 11b) facing each other on the hinge axis, each of the hinge arms (11a, 11b) is a circular rotational hinged hole 12 and a butterfly-shaped fixed hinge hole 16 (refer to FIG. 4D) are provided, respectively, and the rotationally acceptable hinge hole 12 and the fixed hinge hole 16 are provided with the rotationally acceptable hinge hole 12 near their respective ends. And the rotating hinge pin 20 and the fixed hinge pin 30 having a cross section corresponding to the shape of the fixed hinge hole 16 is inserted, respectively. Here, the rotation allowable hinge hole 12, the fixed hinge hole 16, the rotating hinge pin 20 and the fixed hinge pin 30 is a cover 3 together with the hinge hole 18 to be described below the container body A hinge means for pivotably connecting to (2) is achieved.

The hinge hollow 18 is formed between the pair of hinge arms 11a and 11b integrally formed near the bottom of the cover 3 so as to communicate with the rotationally acceptable hinge hole 12 and the fixed hinge hole 16. One hole of the hinge hollow 18 is acorn-shaped, non-circular, and the other hole opposite the hole is circular (best shown in FIGS. 4B and 4C).

In addition, the hinge hollow 18 of the present embodiment has a structure that is entirely penetrated, and the inner circumferential surface thereof has a spring supporting jaw 182 integrally formed with a ring-shaped cross section and a torsion spring 4 and a compression spring (described below). 6) Support the function. Moreover, the said cover 3 is equipped with the mirror 3a in the inner surface like a normal cosmetic compact.

On the other hand, the cosmetic compact 1 according to the present embodiment has a rotary hinge pin 20 and a fixed hinge pin 30 as described above, the rotary hinge pin 20 and the fixed hinge pin 30 Is inserted into the hinge hollow 18 while being held in each of the rotationally acceptable hinge hole 12 and the fixed hinge hole 16 to allow the cover 2 to be rotated relative to the container body 3. It is structured.

The rotating hinge pin 20 is roughly acorn with a convex portion 22 of a circular cross section at the tip thereof rotatably fitted in the rotation allowable hinge hole 12 and having a projecting portion 24 formed on a part of its outer circumferential surface. It forms a cross section and loosely fits in the hole part partitioned in the shape of an acorn in part of the hinge hollow 18. As shown in FIG. At this time, the acorn type formed in a part of the hinge hinge 20 and a portion of the hinge hollow 18, the hinge hinge 20 is rotated integrally with the cover 3 and the hinge hollow 18 In order to be able to slide in the axial direction, and therefore, these parts can be slid in the hinge hollow 18 while allowing the rotary hinge pin 20 to rotate integrally with the cover 3. Of course, it can be transformed into.

As described above, the fixed hinge pin 30 has an approximately butterfly-shaped cross-section 32 at its tip to be fixedly fitted to the fixed hinge hole 16 provided in the cover 3 in an approximately butterfly shape and hinged at the same time. A circular cross section 34, which is loosely fitted in the circular hole portion of the hollow 18, is provided on its outer circumferential surface and supports the cover 3 rotatably with respect to the container body 2.

As described above, the cover 3 of the present invention forms a structure in which the container body 2 is hingedly connected, and the torsion spring 4 to be described below has the cover 2 attached to the container body 3. Gives a rotational torque that can be automatically rotated. This rotational torque enables the automatic rotation of the cover 3 by the deflection or restoring force of the torsion spring 4 coinciding with the opening direction of the cover 3.

In this embodiment, the torsion spring 4 has a pin shaft 28 in which one end of the leg 4a is fixed to a part of the fixed hinge pin 30 and the other end thereof extends in the axial direction from the rotating hinge pin 20. It is fixed to the rotational force is given to the cover (3) which is fixed to the rotating hinge pin (20) integrally.

In this embodiment, the pin shaft 28 extends in the axial direction from the rotating hinge pin 20 to the spring support jaw 182 in the hinge hollow 18, the container body 2 to be described below ), The cover 3 and the two leg portions 28a, 18b elastically branched at one end for one-touch assembly of the hinge means, wherein the torsion spring 4 is a preferred embodiment of the present invention. According to the embodiment, it is preferably fixed while being fitted in the leg portions 28a and 28b.

In addition, the torsion spring 4 is supported by the right side to the spring support jaw 182 in the hinge hollow 18 at one end for its preferred installation, which will be fully understood by those skilled in the art through the understanding of the drawings.

Meanwhile, a compression spring 6 is installed in the hinge hollow 18 in a direction opposite to the torsion spring 4, and one end of the compression spring 6 is supported on the left side of the spring support jaw 182. The rotary hinge pin 20 is axially biased toward the rotation allowable hinge hole 12. Here, the compression spring 6 is provided for the selective engagement between the engaging groove 123a or 123b and the engaging projection 23 to be described below.

It can be seen that the above-mentioned torsion spring 4 is provided with the rotational torque to the cover 3, which is the cover torque from the closed position CLP where the cover 3 is closed relative to the container body 2. 3) is opened. Therefore, there is a need for cover locking means for keeping the cover 3 in the container body 3 preferably stationary against the biasing force of the torsion spring 4 in the closed position CLP. A description will be made in detail with reference to FIGS. 5A and 5B.

FIG. 5A is an enlarged view of FIG. 4A and shows the position of the rotating hinge pin 20 in the rotationally acceptable hinge hole 12 with the closed position CLP and the switching position SWP of the cover with respect to the container body 2. ) And the primary open position (OPP), and the secondary open position (OPP2) is shown in the diagram, Figure 5b is a rotating hinge pin 20 and the corresponding rotation allowable hinge hole 12 and the rotating hinge pin In order to show the interrelationship between the compression springs supporting (6), the rotating hinge pin 20 and the rotation allowable hinge hole 12 which form a circle are shown in a straight line.

As shown in Figs. 5A and 5B, the rotating hinge pin 20 has an engaging protrusion 23 protruding in the axial direction at its tip along the radial direction, and the rotating allowable hinge hole 12 therein. Two engagement grooves 123a and 123b selectively engaged with the engagement protrusion 23 on the side are provided along the radial direction. At this time, the portion indicated by the imaginary line in Figure 5a is shown to show the shape of the engaging projection 23 is projected in the radial direction.

In addition, one of the engagement grooves 123a of the two engagement grooves 123a and 123b is the first engagement groove 123a for the closed position CLP of the cover 3 and the other one of the covers 3 The second engagement groove 123b for the primary open position OPP1, and the cover 3 is in the closed position by engaging the engagement protrusion 23 with the first and second engagement grooves 123a and 123b. (CLP) and primary open position (OPP1), respectively, can preferably be stopped.

In addition, an inclined surface 124 is formed between the first engagement groove 123a and the second engagement groove 123b in a rotational direction of the rotation hinge pin 20 by gradually decreasing the distance between the rotation center. The inclined surface 124 is brought into contact with the engaging projection 23, and the frictional resistance due to the contact gradually increases while the cover 3 is rotated from the closed position CLP to the primary open position OPP1. At the same time, the compression spring 6 is gradually compressed to gradually reduce the rotational speed of the cover 3, thereby greatly reducing the impact on the cosmetic compact 1 and the resulting damage.

At this time, the compression spring (6) for supporting the rotating hinge pin 20 is kept in the initial compressed state in the closed position of the cover (3) to more firmly close the closed position (CLP) of the cover (3) It is supposed to keep it.

Referring now to FIGS. 1 and 3, a detailed description of the engagement release means 40 for releasing the engagement of the engagement protrusion 23 and the first or second engagement grooves 123a or 123b engaged therewith. This engagement release means 40 is to release the engagement of the first or second engagement grooves (123a or 123b) and the engaging projection 23 in the closed position (CLP) or the primary open position (OPP1). It frees the cover 3 which was stopped in the state which can be rotated.

As shown in Figs. 1 and 3, the disengagement means 40 of the present embodiment largely includes a push button 42 and a guide hole 44.

The push button 42 has a push bundle 422 which is directly pressed by the user and an extension piece 424 extending in the axial direction with a cross section smaller than the push bundle 422, and the guide hole 44 is The extension piece 424 is formed along the axial direction to allow the extension piece 424 to extend to the inner surface of the rotationally acceptable hinge hole 12. Accordingly, the first or second engagement groove 123a or 123b is moved by the extension piece 424 of the push button 42 to move along the guide hole and to push the rotary hinge pin 20 in the axial direction. ) Is engaged with the engaging projection 23, which is released from the closed state of the cover 3 from the closed position CLP to the primary open position OPP1 or from the primary open position OPP1. Makes it possible to rotate to position OPP2.

On the other hand, one side of the guide hole 44 is provided with a seat portion 442 to allow the seating of the pressing bundle 422, the other side of the guide hole 44 is provided at the tip of the extension piece 424 The stepping jaw 4444, to which the locking piece 426 is selectively hooked, is integrally formed, and the pressing piece 422 is caught by the seat 442 and the locking piece 426 is the stepped jaw ( By being caught by 444, the movement distance of the push button 42 is limited.

In addition, it can be seen that the cosmetic compact 1 according to the embodiment of the present invention further includes a puff holding unit 50 provided to hold the puff for cosmetic powder above the cosmetic holding space.

The puff holding unit 50 presses and fixes a puff holding cup 52 having a circular border wall 522 surrounding the concave space so as to have a concave space in which the puff is held, and a puff held in the concave space. It includes a puff fixture 54 integrally provided with a pressing protrusion 542 to.

Each of the puff holding cup 52 and the puff fixing fixture 54 is installed on the outer circumferential surfaces of the two hinge arms 11a and 11b provided in the container body 2 to form a structure that can be rotated only by an external force. To this end, the puff holder cup 52 and the puff fixture 54 are integrally provided with C-type hinge hooks 524 and 544 that fit snugly with the outer circumferential surfaces of the hinge arms 11a and 11b, respectively.

Here, the puff holding cup 52 is integrally provided with a finger engaging flange 526 extending radially from the upper end of the edge wall 522 so that the user lifts the puff holding cup 52. While making powder powder at the bottom easy to use, the front part of the edge wall 522 is provided with an opening portion 528 formed so that the puff can fall forward, without the user puffing the fixture 54 separately. Allows you to pull it forward. At this time, at the upper end of the front wall of the container body 2, when the puff is pulled forward, a puff preventing inclined portion 2b is formed so that the puff can be pulled out without much interference.

In addition, the puff fixture 54 is to be fixed by pressing the puff in the puff holding cup 52 is provided with the self-providing pusher 542, the puff holding cup 52 by the operation of lifting the puff It is lifted together with the holding cup 52, and is rotated together with the puff holding cup 52 by an operation of closing the cover 3 so as to be preferably seated on the upper end of the container body (2).

Referring now to FIGS. 6A-6B, the process by which the cover 3 of this embodiment is automatically opened will be described in detail.

Figure 6a is a view showing a sequence of the operation of the above-mentioned disengagement unit 40 in sequence, Figure 6b is the engaging projection 23 of the rotating hinge pin 20 by the operation of the disengagement unit 40. ) And the engagement grooves 123a and 123b of the rotationally acceptable hinge ball show how they interact with each other. The diagram illustrates the mutual relationship between the container body 2 and the cover 3 for convenience of understanding. .

 When the push button 42 of the disengagement unit 40 is pressed in the axial direction as shown in FIG. 6A, the rotary hinge pin 20 engages with the first engagement groove 123a as shown in FIG. 6B. At the same time as the interlocking with the 23 is released, the torsion spring 4 shown in FIGS. 1 to 3 rotates from the closed position CLP to the switching position SWP, and the rotation hinge pin 20 is rotated. Rotation rotates the rotating hinge pin 20 and the cover 3 which is integrally formed in the direction of rotation thereof.

At this time, since the engaging projection 23 is rotated while contacting the aforementioned inclined surface 124 and the axial retraction of the rotating hinge pin 20 takes place in a direction to compress the compression spring 6 more, the cover 3 ) Gradually decreases the rotational speed along its own direction of rotation, thereby mitigating the impact of rapid rotation.

In addition, when the cover 3 is rotated to the primary opening position OPP1 with respect to the container body 2, the engaging projection 23 of the rotating hinge pin 20 is the second in the rotation allowable hinge hole 12 The rotation of the cover 3 relative to the container body 2 is preferably stopped by engaging the engaging groove 123b. This primary opening position OPP1 is preferably set between about 100 to 150 degrees as an angle at which the user can make up. At this time, the push button 42 is retracted back again will be fully understood by those skilled in the art through the understanding of the drawings.

Thereafter, while the user presses the push button 42 in the same manner as in FIG. 6A, the cover 3 is further rotated by the torsion spring 4 so that the cover 3 is rotated to the maximum relative to the container body 2. Can be located in the second open position OPP2.

At this time, the engaging projection 23 is preferably in frictional contact on the inner surface of the rotation allowable hinge hole 12 instead of engaging the engaging groove 123a or 123b as shown in FIG. 6B.

Now, with reference to FIG. 7, a description will be given of a process for assembling the cover 3 and the container body 2 in a one-touch manner and a configuration therefor.

As shown in FIG. 7, the rotating hinge pin 20 and the fixed hinge pin 30 are rotatable hinge holes 12 and fixed in a one-touch manner while being fitted in the hinge hollow 18 of the cover 3. The container body 2 and the cover 3 are fitted in the hinge hole 16 so as to be assembled in a one-touch manner.

To this end, the fixed hinge pin 30 has a hollow portion 35 in the form of convergence toward its tip, while the pin shaft 28 extending from the rotating hinge pin 20 is the hollow portion 35 A pair of legs 28a, 28b extending in the axial direction so as to penetrate.

At this time, the temporary engagement between the fixed hinge pin 30 and the rotating hinge pin 20 with the torsion spring 4 and the compression spring 6 therebetween is the pair of legs 28a, 28b. The engaging pieces 282a and 282b provided at the tip of the hook can be caught by the tip of the fixed hinge pin 30.

Before assembling the container body 2 and the cover 3, the rotary hinge pin 20 and the fixed hinge pin 30 are provided with the locking pieces 282a and 282b being caught by the tip of the fixed hinge pin 30. As a result, the distance between the hinge holes 18 is maintained in a reduced state.

In addition, while the container body (2) and the cover (3) are assembled, the surfaces provided to be inclined at the distal end of the fixed hinge pin 30 and the rotary hinge pin 20, the hinged hole 12 and the fixed hinge hole ( Sliding to the end of each of the hinge arms (11a, 11b) of the 16, while the rotation hinge pin and the fixed hinge pins (20, 30) is temporarily engaged, the allowable hinge hole 12 and the fixed hinge hole (16) Allow the primary to be inserted horizontally in between.

At this time, the rotary hinge pin 20 and the pin shaft 28 accordingly retreat, and the pair of legs 28a, 28b elastically mutually by the converging shape of the hollow portion 35. The narrowing between the legs 28a and 28b further narrows the gap between the two catching pieces 282a and 282b provided at the tip.

Then, when the distance between the two engaging pieces (282a, 282b) is smaller than the tip diameter of the hollow portion 35, the engagement between the fixed hinge pin 30 and the rotating hinge pin 20 is released, This allows the rotating hinge pin 20 and the fixed hinge pin 30 to be inserted into the rotation allowable hinge hole 12 and the fixed hinge hole 16, respectively, separated from each other.

At this time, the rotation hinge pin 20 and the fixed hinge pin 30 is inserted into the rotation allowable hinge hole 12 and the fixed hinge hole 16, respectively, the compression spring supported on the left and right sides of the spring support jaw 182 6 and by the axial restoring force of the torsion spring 4.

As described above, the cosmetic compact of the present invention enables the automatic opening of the cover to the container body only by the user pressing the push button, and has the effect of solving the problem of the conventional cosmetic compact that lifts and opens the cover one by one. .

In addition, the present invention can provide a greater convenience to the user can be automatically stopped in the first open position suitable for the use of the cosmetic compact as well as the closed position of the cover only by the operation of the push button.

In addition, the present invention, despite the automatic opening by the push button, since the opening speed of the cover is gradually reduced to stop in the first open position, the occurrence of a sudden rotational torque by the torsion spring and thus cosmetic compact It has the effect of reducing shock to.

In addition, the present invention further has the effect that the one-touch assembly of the container body, the cover and the hinge means is possible, so that the labor or labor cost loss due to the assembly is small.

1 is an exploded perspective view showing the cosmetic compact according to an embodiment of the present invention as a whole.

Figure 2 is an exploded perspective view showing an enlarged main components of Figure 1;

Figure 3 is a sectional view of the cosmetic compact assembled state of Figure 1;

4A-4D are cross-sectional views taken along the lines A-A, B-B, C-C and D-D of FIG.

FIG. 5A is an enlarged view of FIG. 4A and shows the position of the rotating hinge pin in the rotationally acceptable hinge hole of the cover with respect to the container body, the switching position, the primary opening position, and the secondary opening position (OPP2). Drawing divided by.

Figure 5b, in the cosmetic compact according to an embodiment of the present invention, the rotating hinge pin and the rotating hinge pin corresponding to the rotating hinge pin and the rotating hinge pin to form a circular to show the relationship between the compression spring for supporting the rotating hinge pin A diagram showing a straight line of the hinged hinge hole.

Fig. 6A is a view showing the operation sequence of the disengagement unit for releasing the cover from the stationary state in the cosmetic compact of this embodiment.

Figure 6b is a view showing a sequence of the interaction process between the engaging projection provided in the rotating hinge pin and the rotating hinge pin provided in the rotating hinge pin of Figure 5b in an embodiment of the present invention.

7 is a view illustrating a process of assembling the cosmetic compact according to the present embodiment in a one-touch manner in sequence.

Claims (8)

A container body 2 having a cosmetic holding space 2a, a cover 3 hingedly coupled to the container body 2, and a torsion spring for generating a rotating torque in a direction in which the cover 3 is opened ( As a cosmetic compact containing 4), A hinge hollow 18 integrally provided at a lower end of the cover 3; A rotating hinge pin 20 integrally provided with an engaging protrusion 23 on the convex curved surface 22 of the front end of the hinge hollow 18 so as to be movable only in an axial direction on one side thereof; At least one engagement groove provided in the container body 3 to rotatably support the rotating hinge pin 20, and engaged with the engagement protrusion 23 at least in the closed position CLP of the cover 3. A rotating allowable hinge hole 12; A compression spring (6) for providing a biasing force toward the rotationally acceptable hinge hole (12) to the rotating hinge pin (20) to enable engagement between the engaging groove and the engaging protrusion (23); And In response to the biasing force of the compression spring (6), disengagement provided with a push button 42 for releasing the engagement between the engagement groove and the engagement protrusion 23 by pushing the rotary hinge pin 20 in the axial direction. Self-opening cosmetic compact, characterized in that it comprises a means (40). The method of claim 1, In the hinge hollow 18, a spring support jaw 182 for supporting the torsion spring 4 and the compression spring 6 to the left and right sides is integrally provided. The engaging protrusion 23 is protruded in the axial direction while being formed along the radial direction at the tip of the rotary hinge pin 20, The at least one engagement groove is in a first engagement groove 123a corresponding to the closed position CLP of the cover 3 and the first opening position OPP1 in which the cover 3 is rotated by 100 to 150 °. Automatically open cosmetics compact, characterized in that formed along the radial direction in the hinged hole (12) rotatably composed of a corresponding second engagement groove (123b). The method of claim 2, The rotating hinge pin 20 is integrally provided with a pin shaft 28 extending in the axial direction beyond the spring support jaw 182, On the other side of the hinge hollow 18, one fixed hinge pin 30 fixed to the container body 2 is loosely inserted to allow rotation of the container body 3 of the cover 2, The torsion spring 4 has one end fixed to the pin shaft 28 and the other end fixed to the fixed hinge pin 30 so as to generate rotational torque in the opening direction of the cover 3. Automatic open type cosmetic compact characterized by. The method of claim 1, wherein the disengagement means 40, The push button 42 having a push bundle 422 and an extension piece 424 extending in a cross section smaller than the push bundle 422, A guide hole 44 allowing the extension piece 424 to extend from the outside of the container body 2 to the inner surface of the rotationally acceptable hinge hole 12; One side of the guide hole 44 is provided with a seat portion 442 to allow the seating of the pressing bundle 422, the other side of the guide hole 44, the engaging piece provided at the tip of the extension piece 424 Self-opening cosmetics compact, characterized in that the step 444 is selectively formed hanging 426 is integrally formed. The method of claim 4, wherein Between the first engagement groove 123a and the second engagement groove 123b in the rotational direction of the rotary hinge pin 20 which opens the cover 3 with respect to the container body 2, the rotation center is rotated. An auto-opening cosmetic compact, characterized in that an inclined surface 124 is formed which is formed by gradually decreasing the distance. The method of claim 3, wherein The fixed hinge pin 30 has a through-hole hollow portion 35 in the axial direction, The pin shaft 28 provided on the rotating hinge pin 20 is provided with a pair of legs 28a, 28b extending in an axial direction so as to be elastically opened or retracted. The pair of leg portions 28a and 28b are provided with locking pieces 282a and 282b which are caught by the tip of the fixed hinge pin 30 at the ends of the two portions, and the container body 2 and the cover 3 are provided. Allow the rotation hinge pin 20 and the fixed hinge pin 30 to be engaged at a predetermined distance with the torsion spring 4 and the compression spring 6 interposed therebetween, The rotary hinge pin 20 and the fixed hinge pin 30 is provided with a corresponding inclined surface sliding in the inlet portion of the rotation allowable hinge hole 12 and the fixed hinge hole 16, respectively, the rotating hinge pin Allow the primary insertion horizontally between the rotating hinge hole 12 and the fixed hinge hole 16 in the state in which the 20 and the fixed hinge pin 30 is engaged with each other, The through-hole hollow portion 35 has a shape that converges toward its front end, and with the retraction of the primary insertion and thus the rotating hinge pin 20 and thus the pin shaft 28, the leg portion A semi-automatic openable and compact cosmetic, characterized in that it allows the gap between the step pieces 282a and 282b of 28a and 28b to be narrowed. The method according to any one of claims 1 to 6, Puff fixture having integrally a puff holding cup 52 having an edge wall 522 that defines a concave space for holding the puff and a push protrusion 542 that presses and fixes the puff held in the concave space. Further comprising a puff holding unit 50 composed of 54, Each of the puff holding cup 52 and the puff fixing fixture 54 fits snugly on the outer circumference of the pair of hinge arms 11a and 11b that define the rotation allowable hinge hole 12 and the fixed hinge hole 16. Self-opening cosmetics compact, characterized in that the hook 524, 544 to be fitted integrally to form a structure that can be rotated only by an external force. The method of claim 7, wherein On the upper end of the edge wall 522, a finger engaging flange 526, which is caught by a user's finger, extends radially, The front of the rim wall 522 is an automatic opening cosmetic compact, characterized in that the opening portion 528 is formed to allow the puff to fall forward.