JPS61501768A - Portable dispenser for semi-solids - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed description of the invention] Portable dispenser for semi-solids The present invention provides a portable dispenser for semi-solids such as toothpaste, margarine, or jam. The main objective with regard to the and dispensing the measured amount accurately to avoid waste and uncleanliness. Both are inexpensive, convenient and prevent semi-solid spoilage and contamination due to exposure to the atmosphere. The aim is to provide a simple and portable dispenser.

According to the present invention, there is provided a portable dispenser for semi-solid products such as toothpaste. the opening, the peripheral wall and the semi-solid therein by moving within said wall in its axial direction towards the exit; a container having a plunger that applies pressure to the container; and a plunger releasably connected to the container. A valve-controlled discharge assembly capable of making a fluid-tight connection to the outlet and the peripheral wall of the container are removed. A peripheral wall of such size as to receive and enclose a wall, installed within it and connected to it. A spring device that acts between the plunger and the container can be adjusted by inserting and removing it. provided to hold the container in a selected position so that the spring load is applied to the container and a base unit with a device adjusted by relative axial movement thereof; A portable dispenser is provided that includes a.

Preferably the peripheral wall of the base unit has internal threads that engage external threads on the peripheral wall of the container. removable adjustment of the container and base unit allows for relative This is achieved by rotating.

The spring device is preferably a helical compression spring, the spring being on the outside of the container. that on the side of the plunger and in the member extending inside the base unit; between both positioning devices.

The portable dispenser further includes a cartridge of flexible material; When filled with semi-solids, the container should be aligned with its outlet to that of the container. The cartridge is sized to be received by a sliding fit within the cartridge; suitable for being crushed by the action of the plunger as it is discharged. cartridge The exit of the tube is at one end of the neck at a decreasing cross-sectional area, and said neck is at the bottom of the neck. the other end of the cartridge has external threads suitable for engaging the internal threads of the antenna outlet To rotate the filled cartridge against the container when inserted into it It has a structure that can be secured with a tool, where the screw on the neck is connected to the container outlet. which would be engaged in the same way. Discharge collection at one end of the valve control passage located around and passing through the container outlet. A bayonet connection structure may be provided in the L-shaped groove of the combined wall. bayonet Sudden separation of the fitting is caused by the force of the spring occupying the outside of the two rims of one of the L-shaped grooves. The locking element is prevented by a locking element that resists its spring bias. moving into an actuated position to allow movement of the structure on the container between the rims of said groove; , operative to capture said structure in the inner rim of said groove when it is in the actuated position. do.

The valve-controlled discharge assembly preferably comprises a passageway having a bend and a passageway across it. The tapered end of the screw, which is accessible from the outside, allows the semi-solid flow to exit through the passageway. Can be moved to adjust the amount. Avoid unintentional rotation of the flow rate adjustment screw. installed on the discharge assembly coaxially with respect to the screw but movable in the axial direction. is blocked by a sleeve that engages the spline of the screw head. an internal spline with which the sleeve engages when pressed by a spring. The sleeve is then manually removed from engagement with the screw head against its spring bias. Allow the same rotation.

The valve controlling the discharge from the discharge assembly is a sliding fit in the passageway through the semi-solid discharge assembly. a hollow valve member having a hollow valve member extending from the passageway through the bore of the discharge assembly; the valve member extending across the bend in the passageway; A spring biases the valve member to the closed position to close the valve, and the valve member moves against the spring bias. The valve is movable to an open position allowing flow through the bend and around the bend. Samo If not, the valve controlling the discharge from the discharge assembly must have a passageway through it for semi-solids. includes a cylindrical valve body rotatably mounted within the discharge assembly; A through hole is provided to allow the semi-solid to flow through the passageway when aligned with the passageway.

In each case said valve is located intermediate the inlet and outlet ends of the passageway, and The outlet end is a normally closed discharge slit that is forced open by discharging the semi-solid. 0 elastic nozzles with elastic nozzles with different shapes of ejection slits. The nozzle may be removable for replacement with a similar nozzle having a nozzle. Otherwise If so, the cylindrical body can be integrated with a lid for the outlet end of the passage, the arrangement of which Angular movement of the lid to open the outlet end of the passage aligns the passage with the passage and opens the valve. It is something.

In yet another variant, the cylindrical body is integrated with a trigger device, which trigger device is spring loaded to the limit stop position where the valve is closed and its spring loaded to the position where the valve is opened. It is manually movable against spring bias.

Preferred embodiments of the invention will now be described with reference to the accompanying drawings, in which: □ FIG. 1 is a front sectional view of a portable dispenser according to the present invention; 2 and 3 are perspective views of two elements of the assembly of FIG. 1; Figure 4 is an enlarged view of the container deformation. Figure 5A is a cartridge-lid assembly for use in conjunction with the container of Figure 4. Figure 5B is a perspective view of the bottom of the cartridge of Figure 5A, Figures 6A, 6B, Figure 6C is an enlarged detailed view of the flow control screw assembly of the dispenser in Figure 1; and FIG. 6B show the locking sleeve in the locked and unlocked positions, respectively. , and FIG. 6C is an exploded view showing the elements of the assembly, Figures 7A, 7B and 70 are bayonet joint locking devices for the dispenser of Figure 1. Similar figures, Figures 8A and 8B, show a side sectional view and a side sectional view, respectively, of the modified discharge assembly. and exploded view, The portable dispenser shown in Figure 1 is a container for semi-solid materials such as toothpaste. 10, by means of a bayonet joint 13 to the end 14 of the container 10 with an outlet 15. including a releasably connected discharge assembly 12 and a tubular base unit 7) 16; Inside the tubular base unit is a lid 18 at one end of the base unit 16 and a and a plunger 19 which extends inside the container 10 at its end. A helical compression spring is installed coaxially.

The peripheral wall of the base unit 16 is provided with an internal thread 20 over its entire axial length; The screw of the container 10 is located away from its outlet 15 and in the outer peripheral wall of the container. engages the screw at the end of the Therefore, the base unit 16 and the container 10 By rotating relative to each other, their relative axial positions are adjustable. Ko The insertion movement of the antenna 10 into the base unit is caused by the loading of the spring 17. The pressure applied to the semi-solid 11 by the plunger 19 is increased. Spring 17″ Allows relative rotation of base unit and plunger 19 without "winding up" Therefore, one end is loosely placed on the circular protrusion 22 at the center on the inside of the lid 18. , the other end of the spring 17 supports a plate 23 located within the central recess 24 of the plunger 19. ing.

As shown in Figure 1, the container 10 does not include an insert or cartridge and is a durable The inside of the container 10 is directly filled with a semi-solid 11. However, the fourth and fifth In the variants shown in figures A and 5B (same parts have the same reference numbers with the suffix A) ), the semi-solid 11 is such that it is a sliding fit inside the peripheral wall of the container IOA. It has sized flexible, collapsible walls. Cartridge 25 is the A middle end with an outer thread on one end that is engaged by the inner thread of the lid 27 before use. In the center, it has a discharge neck 26. Cartridge 25 is inserted into the container IOA. Before opening, the lid 27 is removed and the screws on the neck 26 are inserted into the holes inside the outlet 15A of the container. The semi-solid 11 filling the cartridge 25 is Give the ridge enough strength to allow it to be rotated relative to the container IOA. make it possible. To facilitate this action, the closed end of the cartridge 25 has an annular recess 30. A knob 31 like a wing Nando (see Fig. 5) is installed in it. the lid is then pinched and turned to rotate the cartridge and release its neck 2. 6 into the outlet 15A of the container, so that the plate 23 is at the bottom position of the cartridge 25. When inserted, the plate causes the cartridge 25 to move as the semi-solid 11 is ejected. Gradually crush it. Otherwise, the plunger 19A shown in FIG. and the bottom of the cartridge 25.

Bayonet fitting 13 includes angularly spaced flanges 32 that upright from the closed end of the container 10 or IOA around the outlet 15 or 15A of the The flange 32 further projects radially from the annular collar 32 that Each groove, such as 33, at the inlet end of container 10 or 7A, 7B and 70 to prevent sudden separation of the discharge aggregate from the IOA. A locking device 34, which is shown in more detail in the figure, is associated with at least one groove 33. , the locking device has a locking position as shown in FIGS. 2 and 7B, and a locking position as shown in FIGS. In order to move between the unlock position and 0 as shown in Figure 7A, there are grooves on both sides of it. It therefore includes a member 35 that is guided. The member 35 is held in a locked position by a spring 36. is pushed into position, where the member 35 traverses the outer rim of the associated L-shaped groove 33, but captures the associated flange 32 on its inner rim and resists the action of the spring 36. manually move it to an unlocked position where it does not interfere with the associated L-shaped groove 33. I can do it. In use, the discharge assembly 12 is directed towards the container 10 or IOA. When pressed by the associated flange 32, the locking member 35 will Press the button.

When the discharge assembly 12 and container 10 or IOA are rotated relative to each other, the flap Lunge 32 enters the inner rim of groove 33 and spring 36 causes member 35 to move as shown in FIG. 7B. allows the device to return to its locked position. Place the discharge assembly 12 into the container 10. or from the IOA, move member 35 from the position shown in FIG. It is necessary to manually move it to the position shown in diagram A, where the discharge assembly and container , the flange 32 enters and exits the outer rim of the groove 33. be able to. Otherwise, the locking member 35 is located on the rim of the flange 32 (as shown). ・Can be designed to lock into a groove.

The grooves 33 are distributed around the inlet end of the passage 38 of the discharge assembly 12, which passage with a bend controlled by the tapered free end of the control screw 39. screw 3 The screw on the shank of 9 enters the hole 40 in the discharge assembly 12 which enters the passage 38 at the bend. The adjustment of the flow rate through the passageway 38 which engages the internal thread of the screw 3 is controlled by its head 41. This is done by 9 rotations. The head 41 is surrounded by inner splines of the sleeve 43. 42, the sleeve of which is knurled to be engaged by the discharge assembly 12. It surrounds the cylindrical projection 44 of the main body. This protrusion 44 is an inner sprocket of the sleeve 43. It has an outer spline that engages the in, so that the sleeve is non-rotatable but ejectable. It is axially displaceable with respect to the assembly 12. Spring 46 ejects and collects sleeve 43. forced away from the coalescence 12, where the sleeve typically surrounds the head 41 of the screw 39; Lock it against rotation as shown in Figure 6A. Rotate screw 39 If desired, the sleeve 43 can be moved against the action of the spring 46, as indicated by the arrow in FIG. 6B. The head 41 is pushed in the same direction until it is released, allowing the screw to rotate. Ru.

Passage 38 is controlled by valve 47. This valve is the lateral discharge assembly of passageway 38. The valve body 48 includes a cylindrical valve body 48 rotatable at 12 seats 49, the valve body 48 is connected to the passage 38. and a lip 51 suitable for extending across the outlet end of and sealingly closing it. It is integrated with the lid member 50 that has been removed. The valve body 48 has a diametrical through hole 52, which 52 is cut off from passageway 38 when lip 51 closes passageway 38, where it passes through. Channel 38 is closed by valve body 48, as shown in FIG.

However, as shown in FIG. 2, when the lid member 50 is lifted up, the lip 51 moves to open the outlet end of the passage 38, and the valve body 48 has its through hole 52 opened to the passage 38. The valve is rotated to the position where it is aligned and the valve is opened.

In use of the illustrated dispenser, the outlet 15 of the filled container 10 is A bayonet connection is made between the discharge assembly 12 and the container 10. The incision is made just before insertion into the outlet end of the passageway 38 to be inserted. Plunger 19 is among them. A circumferential groove 53 is provided on the side to prevent leakage. To discharge semi-solid 11 The lid 50 is lifted and the semi-solid flow rate along the passageway 38 is controlled by the screw 39 which opens the valve 48. Therefore, it is controlled. When the substance is discharged from the container 10, on the plunger 19 The pressure of the spring 17 is weakened and the plunger 19 moves towards the outlet 15. The pressure is relatively rotated between the antenna 10 and the base unit 16. It can be increased again by rotating the container 10 in a removable manner. Received within base unit 16. Its closed end 18 allows air to enter and dampen the It is provided with a hole 52 that allows air to escape.

As shown in FIG. A and the bayonet flange 32. This ring is elastic or cooperate with an annular recess (not shown) in the discharge assembly 12. can be done.

Figures 8A, 8B and 9 illustrate two modified discharge assemblies. Discharge assembly 1 Parts in common with 2 have the same reference symbols. Each assembly has an entrance to its passageway 38. At the end 53, either the container 10 or the outlet 15 or 15A of the IOA is received. Suitable for connecting with a bayonet. The passageway 38 of each assembly is splined. It is controlled by a screw 39 releasably locked by a sleeve 43. death However, the collection trigger 54 shown in FIGS. 8 and 8A is the main body of the collection 12A. It has a hole 55 through which a curved guide 56 extends upright. Guide 56 is compressed surrounded by a spring 57, the compression spring 57 presses the trigger 54 to , where the through hole 52 of the valve body 48 is not aligned with the passageway 38. The valve is closed. The valve depresses the trigger 54 against the action of the spring 57. can be opened further, but will automatically close again as soon as trigger 54 is released. It will be chained.

For the outlet end of the passageway 38, a resilient material such as rubber or a suitable plastic material is provided. A free nozzle is fitted on the 5th. This nozzle 58 is normally closed but is open. releasing and allowing the pressurized semi-solid to exit the nozzle when valve 48 is opened. It has a slit 59. Nozzle 58 prevents air from entering when valve 48 is closed. To prevent.

A variety of interchangeable nozzles of different shapes (not shown) are mounted at the outlet end of the passageway 38. semi-solid materials in round (e.g. for toothpaste) and wide flat (e.g. for toothpaste) It is fed out as ribbons of different shapes, such as for phosphorus).

Any such nozzle may be provided with a removable lid covering it. Ru.

The modified discharge assembly 12B shown in FIG. 9 also has a resilient nozzle at the outlet end of its passage 38. however, the rotary valve body 48 has a hollow axially movable valve body 6. Replaced by 0. This valve body is installed in the second bend of the passage 38 and From the illustrated position of closing the passageway 38, to the left in the drawing, it The semi-solid material flows along the passageway 38 and through the hollow tubular valve body 60. It is movable until it can be moved. The displacement of the valve body 60 causes the assembly 1 to pass through the hole. a spring 63 extending out of and from the body of 2B and surrounding the stem at its other end; is connected to a trigger 62 movable toward the body of the assembly 12B against the action of In addition, the stem 61 is integrated. The trigger 62 is assembled to open the valve 60. 12B and when released, the spring 63 moves it to the position shown. Return to

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Claims (17)

[Claims] 1. A portable dispenser for semi-solids such as toothpaste, which has an outlet, a peripheral wall and moving within said wall in its axial direction toward the exit to apply pressure to the semi-solid therein; a container with a plunger releasably connected to the container and flowing toward an outlet; A valve-controlled discharge assembly that can be tightly connected and the surrounding wall of the container can be inserted and removed. a peripheral wall of such a size as to surround it, and installed within it and between it and the plunger. a spring device acting on the selected position of the removable adjustment between it and the container; The spring load is provided to hold the container and its relative a portable device comprising a base unit with a device adjusted by axial movement; Spensa. 2. The peripheral wall of the base unit has internal threads that engage external threads on the container peripheral wall. Also, removable adjustment of the container and base unit allows it to be rotated relative to each other. The portable dispenser according to claim 1, which is achieved by: 3. The spring device is a helical compression spring, and the spring is attached to a plastic on the outside of the container. positioning on the side of the enclosure and on the members extending inside the base unit. A portable dispenser according to any of the preceding claims, extending between dispensing devices. 4. a cartridge of flexible material, the cartridge being filled with a semi-solid material; when the outlet is aligned with the outlet of the container and received by a sliding fit within the container. The cartridge is sized so that it can be inserted into the according to any one of the preceding claims, adapted to be crushed by the action of a jar. Portable dispenser as described. 5. The outlet of the cartridge is located at one end of the neck, which has a reduced cross-sectional area. , said neck portion comprising an external thread suitable for engaging an internal thread of the container outlet. , a portable dispenser according to claim 4. 6. Equipped with a structure that allows the other end of the cartridge to rotate relative to the container when pushed in. , where the thread on the neck engages or disengages the thread on the container outlet, as claimed. A portable dispenser according to scope 5. 7. A structure is installed around the container outlet and at one end of the valve control passage therethrough. as claimed in any of the preceding claims, having a bayonet connection with an L-shaped groove in the wall of the discharge assembly. Portable dispenser. 8. The sudden separation of the bayonet joint is caused by the spring pushing against one of the rims of the L-groove. blocked by a locking element occupying the outside of the two limbs, which locking element has its spring Allowing movement of structures on the container between the rims of said grooves against bias, but operative to capture the structure in the inner rim of the groove when in the actuated position; A portable dispenser according to claim 7. 9. The valve-controlled discharge assembly includes a passageway with a bend and a passageway across the bend. The tapered end of the screw, which is accessible from the outside, discharges a semi-solid stream through the passage. A portable device according to any of the preceding claims, which is movable to adjust the amount. Spensa. 10. Unintentional rotation of the flow adjustment screw may occur if it is not rotatable but coaxial to the screw. The sleeve is displaceably mounted on the discharge assembly and is blocked by a sleeve. a spline on the head of the screw that is pressed into engagement with it by a spring. has an internal spline to allow the sleeper to be manually moved against its spring bias A portable disc according to claim 9, which disengages from engagement with the screw and allows its rotation. Spencer. 11. A valve controlling the discharge from the discharge assembly is placed in the passageway through the discharge assembly for semi-solids. a hollow valve member that is a snug fit and extends from a passageway through the aperture of the exhaust assembly; the valve member extends across the bend in the passageway to close it. The valve member is spring-biased to the closed position of the valve, and the valve member is moved against the spring bias to the vent of the passageway. ceasing to shut off the bend and allowing the semi-solid to flow through the valve member and around the bend. any of the preceding claims, wherein the valve is manually movable to an open position allowing the valve to Portable dispenser described in. 12. A valve that controls the discharge from the discharge assembly crosses the passageway for semi-solids to the discharge assembly. a cylindrical valve body rotatably mounted on the body, when the valve body is aligned with the passageway; Claim 1 comprising a diametrical aperture allowing semi-solid to flow through the passageway. The portable dispenser according to any one of items 1 to 10. 13. the valve is intermediate the inlet and outlet ends of the passageway, and the outlet end is semisolid; An elastic nozzle with a normally closed discharge slit that is forcibly opened by discharging 14. A portable dispenser according to claim 11 or claim 13, comprising: 14. An elastic nozzle is replaced by a similar nozzle with a differently shaped discharge slit. 14. The portable dispenser of claim 13, wherein the dispenser is removable for being replaced. 15. The cylindrical body is integral with the lid for the exit end of the passage, and its arrangement The angular movement of the indigo to open the valve is like aligning the hole with the passage and opening the valve. A portable dispenser according to claim 12. 16. The cylindrical body is integral with the device and the trigger device is in the limit stop position where the valve is closed. Spring-loaded and manually movable to a position where the valve opens against the spring bias The portable dispenser according to claim 12. 17. 1-3, 6A-7C, 8A and 8B of the accompanying drawings. or the portable dispenser described with reference to and illustrated in FIG.