WO2018074890A2

WO2018074890A2 - Pen-type cosmetic container

Info

Publication number: WO2018074890A2
Application number: PCT/KR2017/011671
Authority: WO
Inventors: 석종완
Original assignee: 석종완
Priority date: 2016-10-21
Filing date: 2017-10-20
Publication date: 2018-04-26
Also published as: KR20180044055A; WO2018074890A3; KR101881760B1

Abstract

The present invention relates to a pen-type cosmetic container and, more particularly, to a technique for adjusting a discharge amount of a cosmetic by moving a piston backwards in a cosmetic container in which the cosmetic is pushed out through a nozzle by pressing a knock button to move a piston forwards. The present invention provides a pen-type cosmetic container that is characterized by including: a main body (100) for accommodating contents; a nozzle assembly (200) which is fastened to one end of the main body (100) and is for discharging the contents; a piston (300) for pushing the contents into the nozzle assembly (200); a piston rod (310) having threads (311) and connected to the piston (300); and a knock assembly (400)for pushing out the piston (300) by rotating the piston rod (310) to move the piston rod (310)forward by as much as the pitch of the threads (311) of the piston rod (310), wherein a top crown (500) for accommodating the knock assembly (400) is rotatably installed on the other end of the main body (100), and without pressing the knock button (410) of the knock assembly (400), the piston rod (310) rotates according to the rotation of the top crown (500), thereby moving forward and backward by as much as the pitch of the threads (311) of the piston rod (310).

Description

Pen Type Cosmetic Container

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pen type cosmetic container, and more particularly, to a cosmetic container which pushes a piston by advancing a piston to push the cosmetic to a nozzle, and to reverse the piston to adjust a spray amount of the cosmetic.

In general pen-type cosmetics (eyeliner, concealer, lip tint, lip gloss, etc.) operated by the knock button, a suitable filling solution is put into a tube-type container, and when the knock button is pressed, the piston advances and the internal filling liquid is normally It has been used in cosmetics such as eyebrows or concealers or lip lacquers / lip tints by being pushed through brushes, sponges or soft silicone called applicators.

However, the pen-type cosmetic container operated by the knock button as described above could not recover the liquid cosmetics pushed out through the brush or the sponge or the soft silicone. Looking at the prior art of the pen-type container below. The identification code of the following prior art is irrelevant to the present invention.

Republic of Korea Patent Publication No. 10-2014-0045280 'knock-type container' is a simple configuration, by knocking the knock body can be added to the media such as cosmetic, writing, correction, medical (dental), industrial, etc. Provide a knock-in container. A main body 12 capable of accommodating the medium and allowing the medium to be introduced from the front end opening 12a, a piston 22 capable of sliding the inside of the main body 12 in the front-rear direction to push the medium in the front end opening direction, A piston rod 24 connected to the piston 22 and having a locking portion 24d formed at predetermined intervals in the front and rear directions, a knock body 20 provided to reciprocate with respect to the main body 12, and the knock body 20. The propulsion cylinder 28 and the main body 12, which are pushed forward at the same time by being knocked forward and are normally pushed rearward, and which are able to slide backward relative to the locking portion 24d, are in the front and rear directions. It is provided with the stopper 26 fixedly installed and latching to be able to slide back relative to the latching | locking part 24d. However, this technique does not provide a technique for reversing the piston.

Republic of Korea Patent No. 10-1204400 'Pen type cosmetic container' relates to a pen type cosmetic container, in order to use the cosmetics such as cream, lip gloss, essence, etc. by pressing a long rod shape, that is, a pen type container to one side It was developed to solve the problem that it was inconvenient to adjust to discharge a certain amount when using the cosmetic to be used; A pen-type cosmetic container comprising a long cylindrical body in which a liquid content is filled inside and a nozzle assembly through which the contents are discharged, and a cap that surrounds and fixes the nozzle assembly in front of the body; `One end is rotatably connected to the center of the upper surface of the piston, the thread is formed on the outer circumferential surface is elongated, and a part of the outer circumferential surface is formed on both sides of the opposite direction in the form of a cut form extending in parallel in the longitudinal direction A screw rod; Inserted and fixed inside the body, the front is blocked and the rear is formed in an open cylindrical shape, the front is a screw hole is formed corresponding to the outer circumferential surface of the screw rod, and several radially protruding from the inner surface of the front to the rear An inner gear having a first guide protrusion extending at a rear end thereof and having a first inclined surface inclined in a predetermined direction; A compression coil spring inserted from the rear of the inner gear; The front outer circumferential surface is formed with a second guide protrusion having a second inclined surface corresponding to the first guide protrusion of the inner gear, and a through-hole corresponding to the cross section of the screw rod including the cutting surface is formed in the center thereof to be the same as the screw rod. A rotary gear to rotate; The front is open so that the screw rod is inserted and the rear block is protruded to the rear of the body. When the front end presses the rotary gear in a state where the first inclined surface and the second inclined surface are in close contact, the rotary gear is connected to the screw rod. Rotating together, the first inclined surface and the second inclined surface is shifted between the adjacent first guide projection is inserted into the second guide projection stops rotation, and when the pressure is released is composed of a button to be returned by the compression coil spring It relates to a pen type cosmetic container. However, this technique also does not provide a technique for reversing the piston.

In the pen type cosmetic container to which the conventional knock assembly is applied, when the knock button of the knock assembly is pressed, the piston advances and pushes the cosmetic inside the container with a brush, a silicone nozzle, etc., so that the user uses an appropriate amount of cosmetic. However, due to the structure of the knock button, the piston could only be moved forward, and the cosmetics that had been pushed out were not recovered.

Thus, the present invention is the main body 100 for receiving the contents, the nozzle assembly 200 for fastening the one end of the main body 100 for discharging the contents, and for pushing the contents in the nozzle assembly 200 Piston 300, a piston rod 310 having a thread line 311 and connected to the piston 300, and the piston rod 310 by rotating the piston rod (3) by the pitch of the thread line 311 of the piston rod 310 ( In the pen-type cosmetic container including a knock assembly 400 for advancing the piston 300 by advancing 310, the top crown 500 for accommodating the knock assembly 400 of the main body 100 The piston rod 310 is rotated at the other end and the piston rod 310 is rotated according to the rotation of the top crown 500 while the knock button 410 of the knock assembly 400 is not pressed. (311) forward and backward by pitch Providing a pen-type cosmetics container as to be in order to solve the above problems.

According to the present invention, in a pen-type cosmetics container in which a piston is pushed forward to push the cosmetics out of the container to push the cosmetics out, the cosmetics that are excessively pushed out can be recovered by rotating the top crown to retract the pistons. .

1 is an exploded perspective view of a pen type cosmetic container of the present invention.

Figure 2 is an exploded perspective view showing the main parts extract of the pen-type cosmetic container of the present invention.

3 is a cross-sectional view illustrating the inside of the top crown 500.

4 is an exploded perspective view showing the rotating cam 420.

5 is an exploded perspective view of an embodiment using a shaking cam of the present invention, the nozzle assembly is not shown.

Figure 6 is an exploded perspective view of the main portion extract of the embodiment using a shaking cam.

7 is a perspective view of an assembly of a portion of the top crown 500 of an embodiment using a shaking cam.

100. Body

200. Nozzle Assembly

300. Piston

310. Piston Rod

311.Screws

400. Knock Assemblies

410. Knock Button

411.Gear

420. Rotating Cam

421. Slope Gears

422. Side protrusion gear

430. Spring

440. Knock Button

441.Guide groove

450. Spring

460. Shaking Cam

461.Guide protrusions

462. Protruding Gear

470. Rotating Cam

471. Slope Gears

500. Top Crown

501.Turning

502. Guide groove

510. Inward Gear

600. Nozzle fixing cap

700. Spigot

The present invention is to solve this problem, the present invention will be described in detail with reference to the accompanying drawings. Figure 1 is an exploded perspective view of the pen-type cosmetic container of the present invention, Figure 2 is an exploded perspective view showing the enlarged knock assembly side. As shown in Figures 1 and 2, the present invention is a main body 100 for receiving the contents, a nozzle assembly 200 for fastening to one end of the main body 100 for discharging the contents, and the nozzle assembly Piston 300 for pushing the contents to the 200, the piston rod 310 having a thread line 311 and connected to the piston 300, and by rotating the piston rod 310 of the piston rod 310 In the pen-type cosmetic container comprising a knock assembly 400 for pushing the piston 300 by advancing the piston rod 310 by the pitch of the thread line 311, the top crown for receiving the knock assembly 400 ( 500 is rotatably installed at the other end of the main body 100, the piston rod 310 is rotated in accordance with the rotation of the top crown 500 in the state that the knock button 410 of the knock assembly 400 is not pressed Forward by the pitch of the thread 311 of the piston rod 310 It provides a pen-type cosmetics case which comprises a backing.

The knock assembly 400 includes a knock button 410 and a rotary cam 420, the rotary cam 420 and the inclined surface gear 421 corresponding to the gear 411 at the bottom of the knock button 410, The side crown gear 422 meshes with the inward projection gear 510 inside the top crown 500. The top crown 500 has an inwardly directed gear 510 formed therein, and is engaged with the side protrusion gear 422 as described above. The inward projection gear 510 is for causing the rotary cam 420 to rotate 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 thread 311 of the piston rod 310.

According to this configuration, in the pen type cosmetics container which presses the knock button to advance the piston and pushes the cosmetics out of the container, the cosmetics that have been pushed out can be recovered by rotating the top crown to retract the pistons.

An operation example of the present invention will be described below. First, the user presses the knock button 410 of the knock assembly 400 to push the cosmetics stored in the main body 100 of the container. The gear 411 installed at the lower end of the knock button 410 is engaged with the inclined gear 421 of the rotary cam 420 supported by the spring 430, the gear 411 of the inclined gear 421 Push the inclined surface to rotate the rotary cam 420.

The rotary cam 420 is supported by the spring 430, when the knock button 410 is not pressed, the side projection gear 422 of the rotary cam 420 is an inward projection gear of the top crown 500 ( 510 is engaged, and when the knock button 410 is pressed, the rotary cam 420 is pushed down so that the side projection gear 422 of the rotary 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 rotating cam 420 rotates. In order to facilitate the return of the rotating cam 420 into the position engaged with the inward gear 510 by the spring 430, the inward gear 510 preferably has an inclined portion (511). The side projection gear 422 of the rotary cam 420 may be seated in a position engaged with the inward projection gear 510 while being guided by the inclined portion 511 while being raised by the spring 430.

As the rotary cam 420 rotates, the piston rod 310 installed in the center of the rotary cam 420 rotates. The piston rod 310 preferably has a flat portion 312 on the side for the locking action to rotate in accordance with the rotation of the rotary cam 420. The piston rod 310 rotates like the rotary cam 420 but has a structure that can move freely in the longitudinal direction of the piston rod along the piston rod installation hole in the rotary cam 420.

The rotated piston rod 310 advances the piston 300 by the pitch of the threaded line 311 of the piston rod 310, the advanced piston 300 pushes the cosmetics contained in the main body 100 to the nozzle assembly ( Through 200).

The present invention provides a function of recovering the discharged cosmetic by retracting the piston. In order to recover the discharged cosmetics, the user rotates the top crown 500. As the top crown 500 rotates, the inward protrusion gear 510 installed inside the top crown 500 meshes with the side protrusion gear 422 of the rotary cam 420 so that the rotary cam 420 is top crown ( As the rotation of the 500 is rotated together, the piston rod 310 installed on the rotary cam 420 is also rotated together. A protrusion 501 is formed at the end of the top crown 500 to quantify 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 protrusion 521 to provide a friction force and a click sound according to the rotation of a predetermined angle.

As described above, as the piston rod 310 rotates, the piston 300 retreats along the thread line 311 to lower the pressure in the body 100 to recover the cosmetics discharged.

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

5 and 6 are exploded perspective views of the main portion 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 pressed. 5 and 6, the knock assembly 400 is a shaking cam having a knock button 440 having a guide groove 441, and a guide protrusion 461 inserted into the guide groove 441. 460, a spring 450 for elastically supporting the knock button 440, and a rotating cam 470 installed in contact with the shaking cam 460, and a protruding gear at a lower end of the shaking cam 460. 462 is installed, and the inclined surface gear 471 corresponding to the protruding gear 462 is installed on the rotary cam 470, and the piston rod 310 is installed on the rotary cam 470. It provides a pen type cosmetic container.

An operation example in this embodiment will be described.

When the user presses the knock button 440 supported by the spring 450, the guide protrusion 461 installed on the outer wall of the shaking cam 460 moves along the guide groove 441 of the knock button 440, and the shaking cam ( 460 is rotated. At this time, the protruding gear 462 installed at the lower end of the rotating shaking cam 460 meshes with the inclined surface gear 471 formed on the rotating cam 470 to rotate the rotating cam 470 by a predetermined angle. The piston rod 310 is inserted and installed in the center of the rotary cam 470, and advances the piston 300 by the pitch of the screw thread 311 to rotate as the rotary cam 470 rotates by a predetermined angle. The cosmetics in the main body 100 are discharged through the nozzle assembly by the advanced piston 300. In order to limit the movement of the knock button 440 to a certain range, when the knock button 440 and the top crown 500 are fastened, the protrusion 441 of the knock button 440 is a guide groove of the top crown 500. It is desirable to allow insertion into 502.

When collecting the discharged cosmetics, when the user rotates the top crown 500, the entire knock assembly 400, including the rotary cam 470 is rotated. Accordingly, the piston rod 310 installed in the rotary cam 470 rotates, and the piston 300 moves backward by the pitch of the thread of the piston rod 310 according to the degree of rotation of the piston rod 310. When the piston 300 is reversed, the pressure in the main body 100 is lowered, and the cosmetics discharged through the nozzle assembly 200 are recovered into the container.

In order to quantify the rotation of the top crown 500, a protrusion 501 is formed at the bottom 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 protrusion 521 to provide a friction force and a click sound according to the 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.

Although the present invention has been described with reference to the accompanying drawings, it is merely one example of various embodiments including the gist of the present invention, which can be easily implemented by those skilled in the art. It is clear that the present invention is not limited to the above-described embodiment only. Therefore, the protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the scope equivalent to the change, substitution, substitution, etc. within the scope not departing from the gist of the present invention shall be the right of the present invention. It will be included in the scope. In addition, some of the components of the drawings are intended to more clearly describe the configuration, and it is clear that the exaggerated or reduced size is provided. In addition, the claims are not intended to limit the shape and structure of the present invention to the accompanying drawings only for ease of understanding.

Claims

A main body 100 for accommodating contents, a nozzle assembly 200 fastened to one end of the main body 100 for discharging the contents, a piston 300 for pushing the contents into the nozzle assembly 200, and The piston rod 310 has a thread line 311 and is connected to the piston 300, and the piston rod 310 is rotated to advance the piston rod 310 by the pitch of the thread line 311 of the piston rod 310. In the pen type cosmetic container comprising a knock assembly 400 for pushing the piston 300,

The top crown 500 for receiving the knock assembly 400 is rotatably installed at the other end of the main body 100,

The piston rod 310 is rotated according to the rotation of the top crown 500 while the knock button 410 of the knock assembly 400 is not pressed to move forward and backward by the pitch of the thread 311 of the piston rod 310. Pen type cosmetic container, characterized in that.
The method of claim 1,

An inwardly facing gear 510 is installed inside the top crown 500,

The knock assembly 400 includes a knock button 410 and the rotary cam 420,

The rotating cam 420 is a sloping gear 421 corresponding to the gear 411 at the bottom of the knock button 410, and the side projection gear 422 meshing with the inward projection gear 510 inside the top crown 500. Pen-type cosmetics container comprising a).
The method of claim 1,

The knock assembly 400 has a knock button 440 having a guide groove 441, a shaking cam 460 having a guide protrusion 461 inserted into the guide groove 441, and the knock button 440. It includes a spring 450 for supporting the elasticity and the rotating cam 470 is installed in contact with the shaking cam 460,

Protruding gear 462 is installed at the lower end of the shaking cam 460,

An inclined surface gear 471 corresponding to the protruding gear 462 is installed on the rotary cam 470,

Pen type cosmetic container, characterized in that the piston rod 310 is installed on the rotary cam (470).