Usage-amount-adjustable extrusion-type bottled lip gloss

WO2026178969A1PCT designated stage Publication Date: 2026-09-03SHANGHAI YANGMING PLASTIC TECH CO LTD
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Patent Information

Application Number
PCT/CN2025/089766
Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
Priority Date
2025-02-27
Filing Date
2025-04-18
Publication Date
2026-09-03

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Abstract

A usage-amount-adjustable extrusion-type bottled lip gloss, comprising a container body (1). A cap (2) is threadedly connected to the top end of the container body (1). A chamber (9) is formed inside the container body (1), and a piston (7) is provided inside the chamber (9). A sealing ring (8) is provided on the piston (7). Reset springs (6) are mounted between an inner side of the chamber (9) and the piston (7). A threaded rod (4) is threadedly connected to the lower end of the container body (1). A hand wheel (5) is mounted at one end of the threaded rod (4), and the other end of the threaded rod (4) extends into the chamber (9) and abuts against the piston (7). By providing the piston, during use, a protective cap is removed, then the hand wheel is rotated by a certain number of turns, and the hand wheel drives the threaded rod to rotate, thereby pushing the piston to move upwards. Meanwhile, the reset springs are stretched and deformed to store energy. At this time, the space in the chamber is compressed and deformed, and a certain amount of lip gloss is extruded for use, thereby achieving the effect of facilitating adjustment of the usage amount.
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Description

A squeeze-type bottled lip gloss that allows for easy dosage adjustment Technical Field

[0001] This utility model relates to the field of cosmetics technology, and in particular to a squeeze-type bottled lip gloss that is easy to adjust the dosage. Background Technology

[0002] Currently, lip gloss pens are a commonly used cosmetic tool. They are used to apply viscous liquids or thin creams rich in various highly moisturizing oils and shimmering agents to the lips, making the lips look moist and three-dimensional after coloring. They are particularly effective when pursuing special makeup effects.

[0003] Existing technologies have the following problems:

[0004] Existing squeeze-type bottled lip glosses are typically used by manually squeezing the bottle to dispense a specific amount of lip gloss. However, it is difficult to adjust the amount dispensed during the squeezing process, which can easily result in too much lip gloss being dispensed.

[0005] To address these shortcomings, we have proposed a squeeze-type bottled lip gloss that allows for easy dosage adjustment.

[0006] Utility Model Content

[0007] The purpose of this invention is to address the shortcomings of existing technologies by proposing a squeeze-type bottled lip gloss that allows for easy adjustment of dosage.

[0008] To achieve the above objectives, the present invention adopts the following technical solution: a squeeze-type bottled lip gloss that facilitates dosage adjustment, comprising a bottle body, a cap threadedly connected to the top of the bottle body, a chamber formed inside the bottle body, a piston disposed inside the chamber, a sealing ring disposed on the piston, a return spring installed between the inside of the chamber and the piston, a threaded rod threadedly connected to the bottom of the bottle body, a handwheel mounted on one end of the threaded rod, and the other end of the threaded rod extending into the inside of the chamber and abutting against the piston.

[0009] Preferably, the lower end of the bottle is threaded with a protective cap, and the diameter of the protective cap is larger than the diameter of the handwheel.

[0010] Preferably, the outer wall of the bottle is provided with a viewing window, and the viewing window is provided along the length of the bottle.

[0011] Preferably, the bottle body is a hollow cuboid.

[0012] Preferably, the piston is used in conjunction with the bottle body.

[0013] Preferably, the length of the threaded rod is the same as the length of the chamber.

[0014] Compared with the prior art, the beneficial effects of this utility model are:

[0015] 1. In this utility model, by setting a piston, when in use, the protective cover is removed, and then the handwheel is rotated a certain number of times. The handwheel drives the threaded rod to rotate, and the rotation of the threaded rod pushes the piston upward. At the same time, the return spring is stretched and deformed to store energy. At this time, the space in the chamber is squeezed and deformed, and a certain amount of lip gloss is squeezed out for use, so as to achieve the effect of easy adjustment of the amount. The design is ingenious and worth promoting.

[0016] 2. The present invention has a perspective window, which makes it easier to control and judge the amount of lip gloss remaining. It also has a simple structure and low cost. Attached Figure Description

[0017] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0018] Figure 1 is a cross-sectional view of a squeeze-type bottled lip gloss that is easy to adjust the dosage according to this utility model;

[0019] Figure 2 is a schematic diagram of the external structure of a squeeze-type bottled lip gloss that is easy to adjust the dosage according to this utility model;

[0020] Figure 3 is a partial structural schematic diagram of Figure 1;

[0021] Figure 4 is a perspective view of a squeeze-type bottled lip gloss that is easy to adjust the dosage according to this utility model.

[0022] Legend: 1. Bottle body; 2. Bottle cap; 3. Protective cap; 4. Threaded rod; 5. Handwheel; 6. Return spring; 7. Piston; 8. Sealing ring; 9. Chamber; 10. Viewing window. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model; the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance; furthermore, unless otherwise explicitly specified and limited, the terms "installed," "connected," and "joined" should be interpreted broadly, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be a connection within two components. For those skilled in the art, the specific meaning of the above terms in this utility model can be understood according to the specific circumstances.

[0025] Please refer to Figures 1-4. A squeeze-type bottled lip gloss with easy dosage adjustment includes a bottle body 1. The top of the bottle body 1 is threadedly connected to a cap 2. The inside of the bottle body 1 is provided with a chamber 9, and a piston 7 is provided inside the chamber 9. A sealing ring 8 is provided on the piston 7. A return spring 6 is installed between the inside of the chamber 9 and the piston 7. A threaded rod 4 is threadedly connected to the bottom of the bottle body 1. A handwheel 5 is installed at one end of the threaded rod 4, and the other end of the threaded rod 4 extends into the inside of the chamber 9 and abuts against the piston 7.

[0026] When in use, remove the protective cover 3, then rotate the handwheel 5 a certain number of times. The handwheel 5 drives the threaded rod 4 to rotate, and the rotation of the threaded rod 4 pushes the piston 7 upward. At the same time, the return spring 6 is stretched and deformed to store energy. At this time, the space inside the chamber 9 is squeezed and deformed, and a certain amount of lip gloss is squeezed out for use, achieving the effect of easy adjustment of the amount used. The design is ingenious and worth promoting. In particular, by setting the viewing window 10, it is easy to grasp and judge the remaining amount of lip gloss. Moreover, the structure is simple and the cost is low.

[0027] In this implementation scheme: the lower end of the bottle body 1 is threaded with a protective cap 3, and the diameter of the protective cap 3 is larger than the diameter of the handwheel 5.

[0028] Specifically, it can protect the handwheel 5 from accidental activation.

[0029] In this embodiment: a viewing window 10 is provided on the outer wall of the bottle body 1, and the viewing window 10 is provided along the length direction of the bottle body 1.

[0030] Specifically, it allows users to easily monitor and judge the amount of lip gloss remaining.

[0031] In this implementation plan: Bottle 1 is a hollow cuboid.

[0032] Specifically, this prevents the piston 7 from rotating within the chamber 9, and instead allows it to move only along the length of the bottle body 1.

[0033] In this implementation plan: Piston 7 is used in conjunction with bottle body 1.

[0034] Specifically, this causes piston 7 to move only in a straight line and not rotate.

[0035] In this embodiment, the length of the threaded rod 4 is the same as the length of the chamber 9.

[0036] Specifically, it can completely squeeze out the lip gloss from bottle 1 without leaving any residue.

[0037] Working principle: When in use, remove the protective cover 3, and then rotate the handwheel 5 a certain number of times. The handwheel 5 drives the threaded rod 4 to rotate, and the rotation of the threaded rod 4 pushes the piston 7 upward. At the same time, the return spring 6 is stretched and deformed to store energy. At this time, the space inside the chamber 9 is squeezed and deformed, and a certain amount of lip gloss is squeezed out for use, so as to achieve the effect of easy adjustment of the amount used. The design is ingenious and worth promoting. In particular, by setting the viewing window 10, it is easy to grasp and judge the remaining amount of lip gloss. Moreover, the structure is simple and the cost is low.

[0038] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A squeeze-type bottled lip gloss with easily adjustable dosage, comprising a bottle body (1), characterized in that, The top of the bottle body (1) is threaded with a bottle cap (2). The bottle body (1) has a chamber (9) inside, and a piston (7) is installed inside the chamber (9). A sealing ring (8) is installed on the piston (7). A return spring (6) is installed between the inside of the chamber (9) and the piston (7). The bottom of the bottle body (1) is threaded with a threaded rod (4). A handwheel (5) is installed at one end of the threaded rod (4). The other end of the threaded rod (4) extends into the inside of the chamber (9) and abuts against the piston (7).

2. The squeeze-type bottled lip gloss with easily adjustable dosage according to claim 1, characterized in that, The bottle body (1) is threaded with a protective cap (3) at its lower end, and the diameter of the protective cap (3) is larger than the diameter of the handwheel (5).

3. The squeeze-type bottled lip gloss with easily adjustable dosage according to claim 1, characterized in that, The outer wall of the bottle body (1) is provided with a viewing window (10), and the viewing window (10) is provided along the length direction of the bottle body (1).

4. The squeeze-type bottled lip gloss with easily adjustable dosage according to claim 1, characterized in that, The bottle body (1) is a hollow cuboid.

5. A squeeze-type bottled lip gloss with easily adjustable dosage according to claim 1, characterized in that, The piston (7) is used in conjunction with the bottle body (1).

6. The squeeze-type bottled lip gloss with easily adjustable dosage according to claim 1, characterized in that, The length of the threaded rod (4) is the same as the length of the chamber (9).