JP7433728B2 - feeding container - Google Patents

Description

The present invention relates to a dispensing container containing solid contents.

BACKGROUND ART Dispensing containers are conventionally known as containers for storing rod-shaped solid contents that can be applied to an object, such as cosmetics such as lipstick, lip balm, and stick eye shadow, medicines, or stick glue.

For example, Patent Document 1 describes a cylindrical case body with one end serving as a feeding port, a feeding member disposed inside the case body in a non-rotating state, and a relative rotation centering on an axis at the other end of the case body. An operating body that is freely attached, a shaft that has a male thread on its outer circumferential surface, is connected to the operating body in a non-rotating state and is placed inside the case body, and a female thread that is screwed to the male thread on its inner circumferential surface. In preparation for this, a dispensing container is described which has a movable cylinder disposed outside the shaft and integrally connected to the dispensing member.

According to this dispensing container, by rotating the operation body relative to the case body to one side about the axis, the dispensing member is moved in the dispensing direction along the axis inside the case body, and the rod-shaped solid The contents can be taken out from the case and used.

Japanese Patent Application Publication No. 2018-15417

However, the above-mentioned conventional dispensing container has a configuration in which the user adjusts the amount of the solid content dispensed from the case body by adjusting the amount of rotational operation of the operating body with respect to the case body, so the solid content cannot be used easily. It is not easy to accurately dispense a suitable specified amount. For example, if the solid content is a thin rod-shaped item such as an eyeliner or lip liner, the solid content may be dispensed more than necessary, and the solid content may become loose during use. There was a risk that problems such as breakage would occur.

The present invention aims to solve these problems, and its purpose is to provide a dispensing container that can easily dispense a specified amount of solid contents.

The dispensing container of the present invention has a dispensing opening at the upper end, a cylindrical case body capable of storing rod-shaped solid contents, and a plurality of saw blade-shaped teeth arranged at a predetermined pitch in the vertical direction on the side surface. and a shaft body disposed inside the case body so as to be movable relative to the case body in the vertical direction; a cylindrical slide member having an inclined driving slope and disposed between the case body and the shaft body so as to be movable relative to the case body and the shaft body in the vertical direction; and the slide member. a biasing member that is provided on the slide member and that locks the tooth portion from below and urges the tooth portion upwardly when the slide member moves downward relative to the shaft body; a claw piece that can ride over the tooth part; and a claw piece that is provided on the case body, and when pushed radially inward, comes into contact with the driving slope and moves the slide member downward by an amount that allows the claw piece to ride over the tooth part. The device is characterized by having a push-in operation piece that moves the device.

In the feeding container of the present invention, in the above configuration, a holding member is provided inside the case body, which is fixed to the case body and holds the shaft body so as to be relatively movable in the vertical direction below the claw piece. It is preferable that it be provided.

In the feeding container of the present invention, in the above configuration, it is preferable that the pair of pushing operation pieces are provided on the case body symmetrically with the shaft body in between.

In the feeding container of the present invention, in the above configuration, it is preferable that the slide member is provided with a pair of the claw pieces arranged symmetrically with the shaft body in between.

In the feeding container of the present invention, in the above configuration, it is preferable that the driving inclined surface is provided over the entire circumference of the outer peripheral surface of the sliding member.

According to the present invention, it is possible to provide a dispensing container that can easily dispense a prescribed amount of solid contents.

FIG. 1 is a cross-sectional view of a dispensing container according to an embodiment of the present invention when viewed from the front. FIG. 2 is a side view of the dispensing container shown in FIG. 1; FIG. 2 is a front view of the shaft shown in FIG. 1. FIG. FIG. 2 is a half-sectional view of the slide member shown in FIG. 1 when viewed from the front. 2 is a plan view of the slide member shown in FIG. 1. FIG. 2 is a sectional view taken along line AA in FIG. 1. FIG. FIG. 2 is a cross-sectional view of the dispensing container shown in FIG. 1 when viewed from the front in a state in which the pushing operation piece is pushed. FIG. 2 is a cross-sectional view of the dispensing container shown in FIG. 1 when viewed from the front in a state where dispensing of the solid contents has been completed. FIG. 2 is a sectional view of the case body shown in FIG. 1 when viewed from the front. FIG. 2 is a cross-sectional view of the internal mechanism shown in FIG. 1 when viewed from the front.

EMBODIMENT OF THE INVENTION Hereinafter, the feeding container 1 which is one embodiment of this invention will be illustrated and demonstrated more specifically, referring to drawings.

In this specification, the vertical direction is a direction along the axis O of the dispensing container 1, the upper direction is the direction in which the solid contents 2 are dispensed (the upper direction in FIG. 1), and the lower direction is the opposite direction (the lower direction in FIG. 1). ), and the radial direction means a direction passing through the axis O of the feeding container 1 and perpendicular to the axis O.

As shown in FIGS. 1 and 2, a dispensing container 1 according to an embodiment of the present invention has a case body 10. As shown in FIGS. The case body 10 has a cylindrical shape extending along the axis O, and is provided with a feeding opening 10a at the upper end. In this embodiment, the case body 10 includes a cylindrical lower half 11 and an upper half 12 that is cylindrical and has a smaller diameter than the lower half 11 and is tapered toward the upper end. The upper half part 12 has a structure in which a feeding opening 10a is provided at the upper end thereof.

The case body 10 may have a configuration in which an overcap 13 in the shape of a cylindrical top that covers the feeding opening 10a is detachably attached to the outside of the upper half 12. The overcap 13 has an outer shape in which the outer circumferential surface of the peripheral wall is flush with the outer circumferential surface of the lower half portion 11 when the overcap 13 is attached to the case body 10 .

The case body 10 can accommodate a rod-shaped solid content 2 inside the upper half 12. As the solid contents 2, for example, cosmetics such as lipsticks, lip balms, stick eye shadows, medicines, stick glues, etc., which are rod-shaped and can be applied to the object to be applied, can be adopted, and in particular, An elongated rod-shaped item such as an eyeliner or lip liner can be used. In this embodiment, the solid content 2 is an elongated rod-shaped (cylindrical) eyeliner. Note that the solid content 2 means a content that is hard enough to retain its shape, and includes content that is soft to a certain extent, such as a semi-kneaded content, for example. The solid content 2 is stored in the case body 10 along the axis O, and is delivered to the outside of the case body 10 through the delivery port 10a.

A shaft body 20 is arranged inside the case body 10. As shown in FIGS. 1 and 3, the shaft body 20 has a rod shape that extends straight along the axis O, and is movable vertically relative to the case body 10 inside the case body 10. .

The shaft body 20 is provided with a plurality of teeth 21 arranged vertically at a predetermined pitch on both left and right side surfaces when viewed from the front. For convenience, only one tooth portion 21 on both the left and right sides is labeled with a reference numeral in FIGS. 1 and 3. Each of the plurality of teeth 21 has a saw blade shape, and the downwardly facing surface of the teeth 21 is a locking surface 21a that is substantially perpendicular to the axis O, and the upwardly facing surface of the teeth 21 is directed downward. The cross-over surface 21b is inclined so as to expand in diameter. The predetermined pitch of the plurality of teeth 21 in the vertical direction corresponds to the amount of the solid content 2 stored in the dispensing container 1 that is suitable for use.

In this embodiment, a male screw 22 configured as a saw blade screw is integrally provided on the outer circumferential surface of the shaft body 20, and the plurality of tooth portions 21 are configured by the male screw 22. In this case, the male thread 22 has a spirally continuous shape, but when the shaft body 20 is viewed from the front (whichever direction in the radial direction is acceptable), there are gaps in the axial direction on both the left and right sides of the shaft body 20. Each part of the male screw 22 that is lined up forms a plurality of teeth 21 that are lined up at a predetermined pitch in the vertical direction.

The shaft body 20 is provided with a holding portion 23 for holding the solid content 2 at the upper end. The holding portion 23 has a bottomed cylindrical shape with an open upper end, and can hold the solid content 2 by disposing the lower end portion of the rod-shaped solid content 2 inside. When the shaft body 20 moves upward with respect to the case body 10, the solid contents 2 whose lower end portion is held by the holding part 23 moves upward together with the shaft body 20 and is dispensed to the outside from the dispensing opening 10a.

In this embodiment, a plurality (four) of anti-rotation ribs 24 are provided on the outer circumferential surface of the holding portion 23, each extending parallel to the axis O and arranged at equal intervals in the circumferential direction. On the other hand, on the inner circumferential surface of the upper half 12 of the case body 10, a plurality of (four) locking slits 14, each extending parallel to the axis O, are arranged at equal intervals in the circumferential direction. The locking ribs 24 of are engaged with the corresponding locking slits 14, respectively. Thereby, the solid content 2 held by the shaft body 20 and the holding part 23 is movable relative to the case body 10 in the vertical direction while being prevented from rotating.

A slide member 30 is provided inside the case body 10. As shown in FIGS. 1, 4, and 5, the slide member 30 has a cylindrical shape, and is moved between the case body 10 and the shaft body 20 in the vertical direction relative to the case body 10 and the shaft body 20. They are freely placed.

The slide member 30 includes a cylindrical main body 31, and the main body 31 slides on the inner peripheral surface of the lower half 11 of the case body 10, thereby aligning the axis with respect to the case body 10 and the shaft body 20. It is designed to move relatively in the vertical direction along the line O. A step surface 31a perpendicular to the axis O is provided at the upper end of the main body portion 31, and this step surface 31a abuts a downward step formed on the inner peripheral surface of the lower half portion 11 of the case body 10. , the upper stroke end of the slide member 30 is defined.

The slide member 30 integrally includes a cylindrical small-diameter portion 32 having a smaller diameter than the main body portion 31 above the main body portion 31 . A plurality of vertical ribs 33 are provided on the outer circumferential surface of the small diameter portion 32 and are arranged at equal intervals around the entire circumference of the small diameter portion 32, each extending vertically and radially about the axis O. For convenience, only the pair of left and right vertical ribs 33 are labeled with reference numerals in FIGS. 1, 4, and 5. The upper end sides of the plurality of vertical ribs 33 each form a driving inclined surface 33a that is inclined so that the lower the lower side, the further outward in the radial direction. That is, the slide member 30 is provided with a plurality of driving inclined surfaces 33a over the entire circumference of the outer peripheral surface of the small diameter portion 32. Note that the slide member 30 may be provided with a conical driving slope 33a that extends over the entire circumference of the outer peripheral surface of the small diameter portion 32.

The slide member 30 includes a claw piece 34. In this embodiment, the slide member 30 is provided with a pair of claw pieces 34 arranged symmetrically with the shaft body 20 in between.

Each claw piece 34 is formed into an elongated plate shape with an arcuate cross section, and includes a plate part 34a whose lower end is integrally connected to the upper end of the small diameter part 32, and a claw part 34b provided at the upper end of the plate part 34a. It has The plate piece portion 34a has a lower end connected to the small diameter portion 32 as a fulcrum, and is elastically deformable such that its upper end moves in the radial direction. The upper end of the claw portion 34b is a plane perpendicular to the axis O, and the upper end engages with the locking surface 21a of the tooth portion 21 provided on the shaft body 20. That is, the claw piece 34 locks the tooth part 21 provided on the shaft body 20 from below by the upper end of the claw part 34b. On the other hand, the downwardly facing surface of the claw portion 34b is an inclined surface that is inclined so that the lower side is located on the outer side in the radial direction, and when the slide member 30 moves downward relative to the shaft body 20, the claw portion 34, the plate piece portion 34a elastically deforms outward in the radial direction while the inclined surface slides on the overcoming surface 21b of the tooth portion 21 provided on the shaft body 20, so that the tooth portion moves downward. It is now possible to overcome the age of 21. Note that the vertical positions of the pair of claw pieces 34 are different from each other in accordance with the vertical position of the tooth portion 21 formed on the shaft body 20 by the male screw 22.

As shown in FIG. 1, in this embodiment, a holding member 40 is provided inside the case body 10. The holding member 40 has a substantially cylindrical shape and is disposed between the case body 10 and the shaft body 20. The holding member 40 holds the shaft 20 in the vertical direction along the axis O below the claw piece 34 by having the inner circumferential surface slidingly contact the radially outer ends of the plurality of teeth 21 of the shaft 20. It is held relatively movably. A closing cap portion 41 that closes the lower end opening of the case body 10 is integrally provided at the lower end portion of the holding member 40, and when the closing cap portion 41 is fitted and fixed to the lower end opening of the case body 10, The holding member 40 is positioned and fixed inside the case body 10.

A pair of sub claw pieces 42 are integrally provided at the upper end of the holding member 40. Similar to the claw pieces 34, the pair of auxiliary claw pieces 42 lock the teeth 21 provided on the shaft body 20 from below, and when the shaft body 20 moves upward relative to the holding member 40. It is configured to be able to get over the tooth portion 21.

A biasing member 50 is provided inside the case body 10 to bias the slide member 30 upward. In this embodiment, the biasing member 50 is a compression coil spring, and is disposed between the flange portion 43 provided on the holding member 40 and the lower end of the slide member 30, so that the slide member 30 is attached to the case body 10. On the other hand, when the step surface 31a is relatively moved downward from the initial position shown in FIG. has been done. Note that the biasing member 50 may be formed integrally with other members such as the slide member 30 and the holding member 40 from a synthetic resin material.

As shown in FIGS. 1, 2, and 6, the case body 10 is provided with a push-in operation piece 15. As shown in FIGS. In this embodiment, a pair of push operation pieces 15 are provided in the upper half 12 of the case body 10 and are arranged symmetrically with the shaft body 20 in between.

Each push-in operation piece 15 is formed into a plate shape with an arcuate cross section by cutting out a part of the upper half 12 of the case body 10 with a downward U-shaped slit, and uses the lower end as a fulcrum. , the upper end is elastically deformable so as to move in the radial direction. A rib 15a that protrudes radially inward and extends in the circumferential direction about the axis O is integrally provided on the inner surface of the upper end portion of the push-in operation piece 15. The rib 15a faces the drive slope 33a of the vertical rib 33 provided on the small diameter portion 32 of the slide member 30 at a predetermined distance, and when the push-in operation piece 15 is elastically deformed inward in the radial direction, the drive slope It comes into contact with the surface 33a and can slide on the driving inclined surface 33a. Therefore, when the push-in operation piece 15 is pushed inward in the radial direction, it is elastically deformed in the radial direction, and at the rib 15a, the driving inclined surface 33a of the vertical rib 33 provided on the small diameter portion 32 of the slide member 30 is pressed. The sliding member 30 can be moved downward by the amount by which the claw piece 34 overcomes one tooth portion 21 by pushing down the driving inclined surface 33a by the rib 15a.

Each pushing operation piece 15 may also have a structure in which a non-slip uneven portion 15b is provided on the surface facing outward in the radial direction.

Note that the amount of downward movement of the slide member 30 when the push operation piece 15 is pushed inward in the radial direction is such that the claw piece 34 can overcome at least one tooth portion 21, for example, multiple The pitch may be the same as the pitch of the tooth portions 21, or may be greater than the pitch of the plurality of tooth portions 21 and less than twice the pitch.

As shown in FIG. 7, the dispensing container 1 of the present embodiment having the above-mentioned configuration is operated by a pair of pushing operations while holding the case body 10 with one hand or the like with the overcap 13 removed from the case body 10. By performing a pushing operation in which the piece 15 is pushed inward in the radial direction, the solid content 2 can be delivered to the outside from the delivery port 10a of the case body 10 by a specified amount suitable for its use.

That is, when the pair of push operation pieces 15 are pushed inward in the radial direction, the rib 15a comes into sliding contact with the drive slope 33a, and the slide member 30 moves by the amount that the claw piece 34 gets over one tooth 21. While compressing the biasing member 50, it is pushed down against the case body 10 and the shaft body 20 against the biasing force (spring force) of the biasing member 50. At this time, the claw piece 34 that has climbed over one tooth portion 21 is located below the tooth portion 21 that it has climbed over, and is in a state where it can lock the tooth portion 21 from below.

Next, as shown in FIG. 8, when the push-in operation of the pair of push-in operation pieces 15 is released, the push-in operation pieces 15 return to their original positions, and the push-in operation pieces 15 move downward, which had been applied to the slide member 30. The power of is released. As a result, the slide member 30 is driven by the urging force (spring force) of the urging member 50, and moves upward relative to the case body 10 until it reaches the initial position. At this time, the claw piece 34 provided on the slide member 30 locks from below the tooth part 21 one step below the tooth part 21 that was being locked before the pair of push operation pieces 15 were pushed. It turns out. Therefore, when the slide member 30 moves upward relative to the case body 10, the shaft body 20, which is locked to the slide member 30 by the engagement between the teeth 21 and the claw pieces 34, also moves toward the case body 10 together with the slide member 30. Move upward relative to.

As described above, the amount of movement of the shaft body 20 that moves upward together with the slide member 30 corresponds to one pitch of the plurality of teeth 21 arranged in the vertical direction. Therefore, the solid content 2 held by the shaft 20 in the holding part 23 moves upward by one pitch of the plurality of teeth 21 arranged in the vertical direction together with the shaft 20, and by one pitch of the teeth 21. is fed out from the feeding opening 10a.

As described above, in the dispensing container 1 of the present embodiment, the solid contents 2 can be accurately dispensed by a specified amount suitable for its use with a simple operation of pushing the push-in operation piece 15 provided on the case body 10. It can be rolled out. Therefore, it is possible to prevent an excessive amount of the solid contents 2 from being erroneously dispensed.

Further, in the dispensing container 1 of the present embodiment, the solid contents 2 can be dispensed by pressing the pushing operation piece 15 while holding the dispensing container 1 with one hand, so that the usability can be improved.

In the dispensing container 1 of the present embodiment, a holding member 40 is provided inside the case body 10, which is fixed to the case body 10 and holds the shaft body 20 so as to be relatively movable in the vertical direction below the claw piece 34. With this arrangement, the shaft body 20 can be moved vertically more smoothly, and the texture during the feeding operation of the feeding container 1 can be improved.

Further, in the dispensing container 1 of this embodiment, by providing the holding member 40, the internal structure of the dispensing container 1 including the biasing member 50 can be made into a unit. Therefore, as shown in FIG. 9, the shaft body 20, slide member 30, holding member 40, and biasing member 50 are installed inside the case body 10 in which the lower end of the lower half portion 11 is open, as shown in FIG. By inserting the internal structure 60 as one unit into the case body 10 through the opening at the lower end of the lower half 11, the dispensing container 1 can be easily constructed.

Furthermore, in the dispensing container 1 of the present embodiment, the pair of push-in operation pieces 15 are provided symmetrically with the shaft body 20 in between, so that the pair of push-in operation pieces 15 are connected to the two push-in operation pieces 15. It can be easily pushed in by pinching it with your fingers. Thereby, the operation of dispensing the solid contents 2 can be performed more easily.

Furthermore, in the dispensing container 1 of the present embodiment, the pair of claw pieces 34 are provided on the slide member 30 symmetrically with the shaft body 20 in between, so that the pair of claw pieces 34 can securely engage the tooth portion 21. By locking, when the slide member 30 moves upward, the shaft body 20 can be moved upward more smoothly, and the texture during the feeding operation of the feeding container 1 can be improved.

Furthermore, in the dispensing container 1 of the present embodiment, the driving inclined surface 33a is provided over the entire circumference of the outer peripheral surface of the slide member 30. The dispensing container 1 can be easily manufactured without requiring circumferential alignment with the inclined surface 33a. In particular, as shown in FIGS. 9 and 10, when a unitized internal structure 60 is incorporated inside the case body 10, the push operation piece 15 provided on the case body 10 and the drive slope By eliminating the need for positioning in the circumferential direction with 33a, the dispensing container 1 can be manufactured easily.

The present invention is not limited to the embodiments described above, and can be modified in various ways without departing from the gist thereof.

For example, in the embodiment described above, the case body 10 is provided with a pair of push operation pieces 15, but the number can be changed arbitrarily as long as at least one push operation piece 15 is provided. .

Furthermore, in the embodiment described above, the slide member 30 is provided with a pair of claw pieces 34, but the number can be changed arbitrarily as long as at least one claw piece 34 is provided. Further, correspondingly, the shaft body 20 can be configured such that the tooth portion 21 is provided only on the side surface corresponding to the claw piece 34.

Furthermore, in the embodiment described above, the driving inclined surface 33a is provided over the entire circumference of the outer peripheral surface of the slide member 30, but it is provided at a position corresponding to the push operation piece 15 provided on the case body 10. As long as they are provided, their number or the range in which they are provided is not limited.

1 Feeding container 2 Solid contents 10 Case body 10a Feeding opening 11 Lower half 12 Upper half 13 Overcap 14 Stopper slit 15 Push-in operation piece 15a Rib 15b Uneven portion 20 Shaft 21 Teeth 21a Locking surface 21b Getting over Surface 22 Male thread 23 Holding part 24 Stopping rib 30 Slide member 31 Main body part 31a Step surface 32 Small diameter part 33 Vertical rib 34 Claw piece 34a Plate piece part 34b Claw part 33a Driving slope 40 Holding member 41 Closing cap part 42 Sub-claw Piece 43 Flange portion 50 Biasing member O Axis

Claims (5)

A cylindrical case body equipped with a feeding opening at the upper end and capable of storing rod-shaped solid contents;
A side surface is provided with a plurality of saw blade-shaped teeth arranged at a predetermined pitch in the vertical direction, and a holding portion for the solid content is provided at the upper end, and the case body is provided with a portion inside the case body that moves relative to the case body in the vertical direction. A freely arranged shaft body,
A driving inclined surface is provided which is inclined so that the lower side is located on the outer side in the radial direction, and is arranged between the case body and the shaft body so as to be movable relative to the case body and the shaft body in the vertical direction. a cylindrical slide member;
a biasing member that biases the slide member upward;
a claw piece provided on the slide member that locks the tooth portion from below and is capable of climbing over the tooth portion when the slide member moves downward relative to the shaft body;
a push operation piece that is provided on the case body and that, when pushed inward in the radial direction, comes into contact with the drive slope and moves the slide member downward by an amount that the pawl piece overcomes the tooth portion; A dispensing container comprising: 2. A holding member according to claim 1, wherein a holding member is provided inside the case body and is fixed to the case body and holds the shaft body so as to be relatively movable in the vertical direction below the claw piece. feeding container. The feeding container according to claim 1 or 2, wherein the pair of pushing operation pieces are provided on the case body symmetrically with the shaft body in between. The dispensing container according to any one of claims 1 to 3, wherein the slide member is provided with a pair of claw pieces arranged symmetrically with the shaft body in between. The dispensing container according to any one of claims 1 to 4, wherein the driving inclined surface is provided over the entire circumference of the outer peripheral surface of the slide member.

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