KR20180044055A

KR20180044055A - The cosmetics case

Info

Publication number: KR20180044055A
Application number: KR1020160137655A
Authority: KR
Inventors: 석종완
Original assignee: 석종완
Priority date: 2016-10-21
Filing date: 2016-10-21
Publication date: 2018-05-02
Also published as: KR101881760B1; WO2018074890A3; WO2018074890A2

Abstract

The present invention relates to a pen type cosmetic container, and more particularly, to a technique for pushing a cosmetic into a nozzle by advancing a piston by pushing a knock button, so as to adjust the injection amount of the cosmetic by moving the piston backward. The present invention relates to a dispenser for dispensing contents, which comprises a main body 100 for containing contents, a nozzle assembly 200 connected to one end of the main body 100 for discharging the contents, A piston rod 310 having a thread 311 and connected to the piston 300 and a piston rod 310 connected to the piston rod 310 by a pitch of a thread 311 of the piston rod 310 by rotating the piston rod 310. [ And a knock assembly (400) for pushing the piston (300) by advancing the knock assembly (400), wherein a top crown (500) accommodating the knock assembly (400) The piston rod 310 rotates independently of the knock assembly 400 in accordance with the rotation of the top crown 500 and moves forward and backward by the pitch of the thread 311 of the piston rod 310 Wherein the container is provided with a pen type cosmetic container I will.

Description

[0001] The present invention relates to a pen-type cosmetic container,

The present invention relates to a pen type cosmetic container, and more particularly, to a technique for pushing a cosmetic into a nozzle by advancing a piston by pushing a knock button, so as to adjust the injection amount of the cosmetic by moving the piston backward.

In general pen type cosmetics (eyeliner, concealer, lips, lip gloss, etc.) operated by the knock button, the filling liquid suitable for the purpose is put into the tube type container and when the knock button is pushed, It has been used in cosmetics such as eyebrows, concealers, lip lacquers and lipsticks by being pushed out through a brush, sponge or soft silicone called an applicator.

However, as described above, the pen type of cosmetic container operated by the knock button could not retrieve the liquid cosmetic product pushed out through a brush, a sponge, or a soft silicone. Hereinafter, the prior art of a pen-type container will be described. The identification code of the prior art is not related to the present invention.

Korean Patent Laid-Open Publication No. 10-2014-0045280 A knock-type loading container has a simple structure and can knead knock knockers to be able to put media such as cosmetics, writing, correction, medical (dental) Knock type input container. A piston (22) capable of sliding the medium in the front and rear direction so as to push the medium in the direction of the opening of the front end, A piston rod 24 connected to the piston 22 to form a lock portion 24d at regular intervals in forward and backward directions, a knock body 20 provided so as to be capable of reciprocating with respect to the body 12, A propelling cylinder 28 which is constantly rearwardly advanced by the knocking of the main body 12 so as to be slid rearward relative to the engaging portion 24d so as to be able to slide rearward, And a stop cylinder 26 which is fixedly installed and which is locked so as to be able to slide relatively rearward relative to the lock portion 24d. However, this technique does not provide a technique to reverse the piston.

Korean Patent No. 10-1204400 discloses a pen type cosmetic container. To use cosmetics such as cream, lip gloss, and essence, a long rod shape, that is, a pen type container is pressed and drawn out to one side It has been developed to solve the problem that it is inconvenient to adjust the amount of cosmetic to be used so that a certain amount of the cosmetic is discharged. A pen type cosmetic container comprising: a body having a long cylindrical shape filled with a liquid content inside and having a nozzle assembly to which the contents are discharged; and a cap fixed around the nozzle assembly in front of the body. The piston has a first end rotatably connected to a center of a top surface of the piston, a thread formed on an outer circumferential surface of the piston, and a long side extending in parallel to the longitudinal direction. A screw rod; A screw hole formed in the inside of the body so as to be closed and closed at the front and a rear open at a cylindrical shape and having a screw thread corresponding to the outer circumferential surface of the screw rod; An inner gear having a first guide protrusion which is extended at a rear end and has a first inclined surface inclined in a predetermined direction; A compression coil spring inserted from the rear of the internal gear; A second guide protrusion having a second inclined surface corresponding to the first guide protrusion of the internal gear is formed on the front outer circumferential surface, a through hole corresponding to the end surface of the screw rod including the cut surface is formed at the center, A rotating gear for rotating the rotor; The front end is opened and the screw rod is inserted and the rear side is closed so as to protrude to the rear of the body. When the front end pressurizes the rotating gear with the first inclined surface and the second inclined surface being in close contact with each other, The second guide protrusion is inserted between adjacent first guide protrusions when the first inclined surface and the second inclined surface are shifted together and the rotation stops. When the pressure is released, the button is returned by the compression coil spring To a pen type cosmetic container. However, this technique also does not provide a technique to reverse the piston.

Korean Patent Laid-Open No. 10-2014-0045280 'Knocking type container' Disclosure date Apr. 16, 2014 Korean Registered Patent No. 10-1204400 'Pen Type Cosmetic Container' Announcement Date November 26, 2012

When the knock button of the knock assembly is depressed, the piston advances and the cosmetic inside the container is pushed out by a brush, a silicon nozzle or the like, and the user uses an appropriate amount of the cosmetic product. However, due to the structure of the knock button, it is only possible to advance the piston by pushing operation, so that the excessively pushed cosmetics could not be returned to the container.

The nozzle assembly 200 includes a main body 100 for storing contents, a nozzle assembly 200 coupled to one end of the main body 100 for discharging the contents, A piston rod 310 having a piston 300 and a thread 311 and connected to the piston 300 and a piston rod 310 rotating by the piston rod 310 to a pitch of a thread 311 of the piston rod 310. [ And a knock assembly (400) for pushing the piston (300) by advancing the knock assembly (310) to the knock assembly (400), wherein a top crown (500) And the piston rod 310 rotates independently of the knock assembly 400 in accordance with the rotation of the top crown 500 so that the piston rod 310 is advanced and retracted by the pitch of the thread 311 of the piston rod 310, For a pen type cosmetic To provide it in order to solve the above problems.

According to the present invention, in the case of a pen type cosmetic container in which the piston is advanced by pushing the knock button to push the cosmetic product out of the container, the cosmetic product can be recovered by excessively pushing back the piston by rotating the top crown .

1 is an exploded perspective view of a pen type cosmetic container of the present invention.
Fig. 2 is an exploded perspective view of the pen type cosmetic container of the present invention. Fig.
3 is a sectional view showing the inside of the top crown 500. As shown in Fig.
4 is an exploded perspective view showing a main part showing the rotation cam 420. Fig.
5 is an exploded perspective view of the embodiment using the shaking cam of the present invention, and the nozzle assembly is not shown.
Fig. 6 is an exploded perspective view of the embodiment using a shaking cam. Fig.
7 is a perspective view of an assembly of a portion of a top crown 500 of an embodiment using a shaking cam.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail with reference to the accompanying drawings. FIG. 1 is an exploded perspective view of a pen-type cosmetic container of the present invention, and FIG. 2 is an exploded perspective view of an enlarged portion of a knock assembly. 1 and 2, the present invention includes a main body 100 for storing contents, a nozzle assembly 200 coupled to one end of the main body 100 for discharging the contents, A piston 300 having a screw thread 311 and connected to the piston 300 and a piston rod 310 connected to the piston rod 310 to rotate the piston rod 310, And a knock assembly (400) for pushing the piston (300) by advancing the piston rod (310) by a pitch of a thread (311), wherein the top crown 500 are rotatably installed at the other end of the main body 100 and the piston rod 310 rotates independently of the knock assembly 400 according to the rotation of the top crown 500, And is characterized in that it advances and retracts by the pitch of the threads (311) It provides a pen-type cosmetics container.

The knock assembly 400 includes a knock button 410 and a rotation cam 420. The rotation cam 420 includes an inclined surface gear 421 corresponding to the gear 411 at the lower end of the knock button 410, And a side surface projection gear 422 that meshes with an inwardly projecting gear 510 inside the top crown 500. The top crown 500 is formed with an inwardly projecting gear 510 on its inner side and is engaged with the side projecting gear 422 as described above. The inwardly projecting gear 510 rotates the piston rod 310 in accordance with the rotation of the top crown 500. As the piston rod 310 rotates, the piston 300 moves backward or forward by the pitch of the threads 311 of the piston rod 310

According to such a configuration, in the case of a pen type cosmetic container in which the piston is advanced by pushing the knock button to push the cosmetic product out of the container, the top crown is rotated and the piston is retracted to recover the excessively pushed cosmetic product.

Hereinafter, an operation example of the present invention will be described. First, the user presses the knock button 410 of the knock assembly 400 to push the cosmetics stored in the body 100 of the container. The gear 411 provided at the lower end of the depressed knock button 410 is engaged with the inclined surface gear 421 of the rotation cam 420 which is elastically supported by the spring 430 and the gear 411 is engaged with the inclined surface gear 421 The rotation cam 420 is rotated by pushing the inclined surface.

The rotation cam 420 is resiliently biased by the spring 430 and the side projection gear 422 of the rotation cam 420 rotates inwardly of the inward protrusion gears of the top crown 500 when the knock button 410 is not pressed The rotation cam 420 is pushed down so that the side projection gear 422 of the rotation cam 420 is engaged with the inward projection gear 510 of the top crown 500, It is preferable that the top crown 500 does not rotate together when the rotation cam 420 rotates. The inwardly projecting gear 510 preferably has an inclined portion 511 in order to facilitate returning the rotation cam 420 to a position where it is engaged with the inwardly projecting gear 510 by the spring 430. [ The side projecting gear 422 of the rotation cam 420 can be seated at a position where it is engaged with the inwardly projecting gear 510 by receiving the guide of the inclined portion 511 while being raised by the spring 430.

As the rotation cam 420 rotates, the piston rod 310 provided at the center of the rotation cam 420 rotates. It is preferable that the piston rod 310 has a flat surface portion 312 on its side surface for a locking action so as to rotate in accordance with the rotation of the rotation cam 420. The piston rod 310 rotates as the rotation cam 420 but has a structure capable of freely moving in the longitudinal direction of the piston rod along the piston rod installation hole in the rotation cam 420.

The rotated piston rod 310 advances the piston 300 by the pitch of the thread 311 of the piston rod 310 and the advanced piston 300 pushes the cosmetics stored in the body 100, 200).

The present invention provides a function of retracting the piston to recover the discharged cosmetics. To retrieve the dispensed cosmetic, the user rotates the top crown 500. As the top crown 500 rotates, an inwardly projecting gear 510 installed inside the top crown 500 engages with the side projecting gear 422 of the rotation cam 420 to rotate the rotation cam 420 in the top crown 500, and the piston rod 310 provided on the rotation cam 420 is also rotated. A protrusion 501 is formed at the distal end of the top crown 500 for the purpose of quantifying the rotation and the protrusion 50 is engaged with the elastic protrusion 521 of the fixed cam 520. The top crown 500 is engaged with the elastic protrusions 521 to provide a frictional force and a clicking sound according to a rotation of a predetermined angle.

As described above, as the piston rod 310 rotates, the piston 300 retreats along the thread 311, thereby lowering the pressure inside the body 100, thereby recovering the discharged cosmetic product.

The present invention further provides an embodiment in which a knock assembly using a shaking cam is applied.

Figs. 5 and 6 are exploded perspective views of the main part of the embodiment using the shaking cam of the present invention. The present embodiment using the shaking cam uses a knock assembly in which the shaking cam rotates when the knock button is pushed. 5 and 6, the knock assembly 400 includes a knock button 440 having a guide groove 441 and a shaking cam 440 having guide protrusions 461 inserted into the guide groove 441 A spring 450 for elastically supporting the knock button 440 and a rotation cam 470 installed in contact with the shaking cam 460. The shaking cam 460 is provided at its lower end with a projecting gear 460, And an inclined surface gear 471 corresponding to the projecting gear 462 is installed on the rotation cam 470 and a piston rod 310 is installed on the rotation cam 470. [ And a pen type cosmetic container.

An operation example in this embodiment will be described.

The guide protrusion 461 provided on the outer wall of the shaking cam 460 moves along the guide groove 441 of the knock button 440 while the user pushes the knock button 440 pressed by the spring 450, 460 rotate. At this time, the projecting gear 462 provided at the lower end of the rotating shaking cam 460 is engaged with the inclined surface gear 471 formed on the rotation cam 470, thereby rotating the rotation cam 470 by a predetermined angle. The piston rod 310 is inserted into the center of the rotation cam 470 and advances the piston 300 by the pitch of the screw thread 311 rotating as the rotation cam 470 rotates by a predetermined angle. And the cosmetics in the main body 100 are discharged through the nozzle assembly by the advanced piston 300. When the knock button 440 and the top crown 500 are engaged with each other, the protrusion 441 of the knock button 440 is pressed against the guide groove 440 of the top crown 500 in order to limit the movement of the knock button 440 to a certain range. (502).

When the discharged cosmetic product is recovered, when the user rotates the top crown 500, the entire knock assembly 400 including the rotation cam 470 is rotated. The piston rod 310 provided on the rotary cam 470 is rotated and the piston 300 is moved backward by the pitch of the threaded line of the piston rod 310 according to the degree of rotation of the piston rod 310. When the piston 300 is moved backward, the pressure in the main body 100 is lowered, and cosmetics discharged through the nozzle assembly 200 are recovered into the container.

A protrusion 501 is formed at the bottom of the top crown 500 for the purpose of quantifying the rotation of the top crown 500 and the protrusion 50 is engaged with the elastic protrusion 521 of the fixed cam 520. The top crown 500 is engaged with the elastic protrusions 521 to provide a frictional force and a clicking sound according to a rotation of a predetermined angle.

This configuration allows the piston 300 to move back and forth along the direction in which the user rotates the top crown 500.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it should be understood that various changes and modifications will be apparent to those skilled in the art. Obviously, the invention is not limited to the embodiments described above. Accordingly, the scope of protection of the present invention should be construed according to the following claims, and all technical ideas which fall within the scope of equivalence by alteration, substitution, substitution, Range. In addition, it should be clarified that some configurations of the drawings are intended to explain the configuration more clearly and are provided in an exaggerated or reduced size than the actual configuration. It is to be understood that the appended claims are intended to facilitate understanding only and do not limit the shape and construction of the present invention to the accompanying drawings.

100. Body
200. Nozzle assembly
300. Piston
310. Piston rod
311. Thread
400. Knock assembly
410. Knock button
411. Gear
420. The rotation cam
421. Slope gear
422. Side-
430. Spring
440. Knock button
441. Guide groove
450. Spring
460. Shaking Cam
461. Guide protrusion
462. Extruded gear
470. Rotation cam
471. Slope gear
500. Top Crown
501. Turning
502. Guide groove
510. Inwardly projecting gear
600. Nozzle fixing cap
700. Plug

Claims

A piston 300 for pushing the contents into the nozzle assembly 200 and a piston 300 for pushing the contents into the nozzle assembly 200. The piston assembly 300 includes a main body 100 for accommodating the contents, a nozzle assembly 200 coupled to one end of the main body 100 for discharging the contents, A piston rod 310 having a thread 311 and connected to the piston 300 and a piston rod 310 rotating the piston rod 310 to advance the piston rod 310 by the pitch of the thread 311 of the piston rod 310 A knock assembly (400) for pushing the piston (300)
A top crown 500 for housing the knock assembly 400 is rotatably installed at the other end of the main body 100,
The piston rod 310 is rotated independently of the knock assembly 400 according to the rotation of the top crown 500 so that the piston rod 310 is advanced or retracted by the pitch of the threads 311 of the piston rod 310. [ Cosmetic containers.

The method according to claim 1,
An inwardly projecting gear 510 is installed inside the top crown 500,
The knock assembly 400 includes a knock button 410 and a rotation cam 420,
The rotation cam 420 includes a slant surface gear 421 corresponding to the gear 411 at the lower end of the knock button 410 and a side surface protruding gear 422 for meshing with the inward protruding gear 510 inside the top crown 500 ). &Lt; / RTI >

The method according to claim 1,
The knock assembly 400 includes a knock button 440 having a guide groove 441 and a shaking cam 460 having a guide protrusion 461 inserted into the guide groove 441, And a rotation cam 470 disposed in contact with the shaking cam 460,
A projecting gear 462 is provided at the lower end of the shaking cam 460,
The rotation cam 470 is provided with a slant surface gear 471 corresponding to the projecting gear 462,
And a piston rod (310) is installed on the rotation cam (470).