Aerosol actuators
09738436 ยท 2017-08-22
Assignee
Inventors
Cpc classification
B65D83/22
PERFORMING OPERATIONS; TRANSPORTING
International classification
Abstract
An aerosol actuator which may be connected to a container to form an aerosol delivery system or package wherein the aerosol actuator includes two parts: a base and a trigger, the trigger including a integrated cap for the base, trigger, spring or living hinge, manifold and orifice.
Claims
1. An aerosol actuator, comprising: a base, comprising at least one valve guide sloping from an opening at a bottom of the base to a narrow hole; and a trigger, comprising: a cap portion; a trigger portion; and a manifold integrally formed with the trigger portion and having an end seated in the narrow hole of the valve guide.
2. The aerosol actuator of claim 1, wherein the trigger further comprises an orifice.
3. The aerosol actuator of claim 1, wherein the trigger further comprises a cup.
4. The aerosol actuator of claim 1, wherein the trigger further comprises a spring integrated with the trigger and in communication with the trigger portion.
5. The aerosol actuator of claim 1, wherein the base and the trigger are made of a material selected from the group consisting of resin and plastic.
6. The aerosol actuator of claim 1, further comprising an orifice cup.
7. An aerosol package, comprising: a container; an aerosol actuator connected to the container, comprising: a base comprising at least one valve guide having an opening at a bottom of the base and a wall sloping inward from the opening to a narrow hole further from the bottom of the base; and a trigger, comprising: a cap portion; a spring integrated in the cap portion; a trigger portion in communication with the spring; and a manifold integrated with the trigger portion.
8. The aerosol package of claim 7, wherein the container comprises a container selected from the group consisting of a metal container and a plastic container.
9. The aerosol package of claim 7, wherein the aerosol actuator comprises an aerosol actuator made from at least one material selected from the group consisting of resin and plastic.
10. The aerosol package of claim 7, wherein the at least one valve guide further comprises a cup.
11. The aerosol package of claim 7, wherein the at least one valve guide further comprises convex walls and a manifold opening at the narrow hole, wherein an end of the manifold is seated in the manifold opening.
12. An aerosol actuator, comprising: a base, comprising: at least one container connection adjacent a lower portion of the base; a valve guide positioned above the at least one container connection, wherein the valve guide comprises a wall sloping from an opening near a bottom of the base to a narrow hole further away from the bottom of the base; and at least one snap fitment adjacent an upper portion of the base; a trigger attached to the base, comprising: a cap portion; at least one snap attachment extending downward from the cap portion and snap-fit to the at least one snap fitment of the base; a trigger portion extending from the cap portion; a living hinge in the cap portion and connected to the trigger portion; and a manifold, wherein an end of the manifold is seated in the narrow hole of the valve guide.
13. The aerosol actuator of claim 12, wherein the wall of the valve guide comprises a convex wall sloping from the opening to the narrow hole.
14. The aerosol actuator of claim 12, wherein the wall of the valve guide is cup shaped.
Description
BRIEF DESCRIPTION OF THE DRAWINGS
(1) While the specification concludes with claims particularly pointing out and distinctly claiming particular embodiments of the present invention, various embodiments of the invention can be more readily understood and appreciated by one of ordinary skill in the art from the following descriptions of various embodiments of the invention when read in conjunction with the accompanying drawings in which:
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DETAILED DESCRIPTION OF THE INVENTION
(40) According to embodiments of the invention, an aerosol actuator (or trigger sprayer) may include two or more parts. According to embodiments of the invention, an aerosol actuator may include a trigger integrally molded with a manifold. The trigger may also serve as a cap for a body of the aerosol actuator. In some embodiments, the trigger and cap may include an integrally formed spring or an integrally formed living hinge. The spring or living hinge may provide a resistant force when the trigger is actuated and a force sufficient to disengage a manifold from actuation of a valve when forces applied to the trigger during actuation are removed or reduced. In some embodiments, a spring or a living hinge may include geometries which may improve the function of the spring or living hinge.
(41) An aerosol actuator 100 according to certain embodiments of the invention is illustrated in
(42) A cross-sectional view of an aerosol actuator 100 according to certain embodiments of the invention is illustrated in
(43) According to certain embodiments of the invention, the trigger portion 122 may include a projection, lever, or other feature to which force may be applied to move the manifold 130 integrally formed with the trigger 120. In some embodiments, a trigger portion 122 may include finger supports, finger pads, reference indicia, or other features as desired.
(44) A cap 124 portion of a trigger 120 may be formed or shaped to mate with, attach to, or otherwise fit with a base 110. In some embodiments, a cap 124 may include one or more post receptacles 127 or posts which may mate with or attach to one or more posts 117 or post receptacles of a base 110. The posts 117 and post receptacles 127 may provide support to the aerosol actuator 100, may be used to assemble a base 110 with a trigger 120, or may be used for any other desired function. A cap 124 may also include one or more snap attachments 125 which may mate with one or more snap fitments 115 in a base 110. The snap attachments 125 may be shaped, formed, or otherwise configured such that they may be press fit, snapped, or otherwise inserted into a snap fitment 115 to secure a trigger 120 to a base 110 as illustrated in
(45) In some embodiments, a cap portion 124 may also provide support to a spring 126 or living hinge which may be formed in the cap portion 124. For example, as illustrated in
(46) According to embodiments of the invention, a spring 126 or living hinge may be formed in any desired shape or configuration. Some shapes which may be used with embodiments of the invention are illustrated in the Figures. However, it is understood that other shapes and cuts defining a spring 126 may exist in a trigger 120. For example, the shape of a spring 126 according to various embodiments of the invention may be designed based on the material being used to mold or form the trigger 120 such that desired resilient forces can be achieved against an actuation pull of a trigger portion 122 and the return of a trigger portion 122 following actuation.
(47) In various embodiments of the invention, a spring 126 is integrally formed with a trigger portion 122 and is connected to a cap portion 124 of the trigger 120. The spring 126 may also be part of, or connected to, an integrally formed manifold 130.
(48) An orifice 128 in a trigger 120 may be formed as desired. An orifice 128 may be shaped or configured to accept an orifice cup. An orifice 128 may also include spin mechanics integrated with the orifice 128 to provide spin, swirl, or other characteristics to a fluid or product exiting the orifice 128 or an orifice cup in the orifice 128.
(49) In some embodiments of the invention, a portion of the cap portion 124 may include one or more cap depressions 129. A cap depression 129 may provide access to an opposite side of the cap portion 124 during molding to facilitate formation of a feature on one side of the trigger 120. For example, a cap depression 129 illustrated in
(50) A base 110 according to embodiments of the invention may be shaped or configured to mate with a trigger 120 as desired. A base 110 may be shaped to be ergonomically favored by a particular user. A base 110 may also include one or more container connections 113 which may fasten to, snap against, or otherwise mate with a container 200 to hold an aerosol actuator 100 onto a container 200 as illustrated in
(51) According to embodiments of the invention, a manifold 130 may be integrally formed with the trigger portion 122, spring 126, or cap portion 124 of the trigger 120. A manifold 130 may be configured to mate with a valve fixed to an aerosol container 200 and may move as a trigger portion 122 of an aerosol actuator 100 is actuated. As a manifold 130 moves, it may open the valve, allowing a product from a container 200 to flow through a product flow path 132 in the manifold 130 and out an orifice 128. A manifold 130 may be shaped or otherwise configured to mate with a valve in a particular way to reduce leakage or to improve actuation of the valve.
(52) As illustrated in
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(55) An aerosol actuator 100 according to other embodiments of the invention is illustrated in
(56) An aerosol actuator 100 as illustrated in
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(58) An aerosol actuator 100 according to other embodiments of the invention is illustrated in
(59) A base 110 of an aerosol actuator 100 according to embodiments of the invention may include one or more valve guides 119 as illustrated in
(60) The one or more valve guides 119 according to embodiments of the invention may be integrated with, integral to, or connected to the base 110 as illustrated in
(61) According to various embodiments of the invention, a valve guide 119 may include a cup shape. In other embodiments, a valve guide 119 may include walls sloping to a hole through which a manifold 130 may be accessed. According to some embodiments of the invention, a valve guide 119 may include convex walls extending from a bottom of the base 110 upwards to a hole through which a manifold 130 may be accessed. In other embodiments, a valve guide 119 may include sloping walls from a bottom of a base 110 up to a hole through which a manifold 130 may be accessed. Valve guides 119 according to embodiments of the invention may also take on different shapes or may be made in different forms or shapes such that a valve 210 on a container 200 may be guided into a manifold 130 by the one or more valve guides 119.
(62) Aerosol actuators 100 according to various embodiments of the invention may be made from moldable resin or plastic materials or other desirable materials. For example, a base 110 may be molded from any desired resin or plastic. Similarly, a trigger 120 may be molded from any desired resin or plastic. The materials used to form components of an aerosol actuator 100 according to embodiments of the invention may also include other properties and may be colored in different manners to produce different aesthetic looks. For example, a base 110 may be molded with one color and a trigger 120 molded in another color. Embodiments of the invention are not limited by the material used to make the components of an aerosol actuator 100.
(63) Aerosol actuators 100 according to various embodiments of the invention may be attached to any type of container 200 as desired. For example, a conventional metal aerosol can may be used as a container 200 with various embodiments of the invention. In other embodiments, a plastic container 200 may be used. Also, any shaped container 200 may be used with various embodiments of the invention.
(64) During operation of an aerosol actuator 100 connected to a container 200 according to various embodiments of the invention, a force may be applied to a trigger portion 122 of the aerosol actuator 100. The force applied to the trigger portion 122 may be resisted by the spring 126. As force is applied to the trigger portion 122, the integrated manifold 130 moves. Upon reaching a certain force, the manifold 130 may move a distance sufficient to open a valve to which the manifold 130 is attached, allowing product to flow from a container 200, through the valve and into a product flow path 132 in the manifold 130. Product may then exit the orifice 128. Upon release or decreased force upon the trigger portion 122, the spring 126 may act to return the trigger portion 122 and manifold 130 to a non-actuated state in which the valve is moved into a closed position and the flow of product through the manifold 130 ceases. Actuation of the trigger 120 may be repeated as desired.
(65) An aerosol actuator 100 according to still other embodiments of the invention is illustrated in
(66) According to some embodiments of the invention, a valve guide 119 may extend into an interior of the base 110 and around a manifold 130 when assembled with a trigger 120. The height of a valve guide 119 may be selected or designed to improve the fitment of the manifold within the valve guide 119 or to decrease the likelihood that a manifold 130 will pull out of the valve guide 119 during operation. For example, as illustrated in
(67) An aerosol actuator 100 according to embodiments of the invention may also include one or more trigger latches 121 as illustrated in
(68) An orifice cup 228 may be fitted into an orifice 128 as desired.
(69) According to various embodiments of the invention, an aerosol trigger sprayer may include two or more parts. According to some embodiments, an aerosol trigger sprayer may include a body including an integrally molded manifold and actuator post. A trigger and cap piece may mate with or attach to the body and may include an integrally formed trigger which may interact with the actuator post of the body. One or more living hinges molded or designed in the trigger and body may allow the trigger to be actuated such that the trigger flexes the actuator post which in turn moves the manifold and opens a valve allowing a product to flow from a container, through the valve, through the manifold and out an orifice.
(70) Aerosol trigger sprayers according to various embodiments of the invention are illustrated in
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(72) According to embodiments of the invention, a body 450 of an aerosol trigger sprayer 400 may include an integrated manifold 452 and actuator post 460. A manifold 452 may be molded with the body 450 such that the desired manifold 452 characteristics are achieved. For example, the manifold 452 may include a shape or configuration to fit with a particular valve size or configuration as needed. An actuator post 460 may be connected to the manifold 452 by one or more living hinges 470. The body 450 may also include a discharge chamber 454 as part of the manifold 452. The discharge chamber 454 may include an orifice 480 integrally molded therewith or inserted into a portion of the discharge chamber 454. An orifice 480, whether inserted into the discharge chamber 454 or molded with the manifold 452, may provide desired spin mechanics for the aerosol trigger sprayer 400.
(73) According to embodiments of the invention, the trigger 410 may include a trigger post 412 attached thereto or molded therewith. The trigger post 412 may be configured to contact the actuator post 460 of the body 450 when the trigger 410 is actuated. The trigger 410 may also include one or more living hinges allowing a portion of the trigger 410 to flex when a force is applied to the trigger 410.
(74) In some embodiments of the invention, an aerosol trigger sprayer 400 may be connected to a container 900 containing a product, such as an aerosol product. One or more portions of the body 450 may snap onto a container 900 or onto a valve cap 920 connected to a container 900 as illustrated in
(75) An alternative view of an aerosol trigger sprayer 400 according to various embodiments of the invention is illustrated in
(76) According to various embodiments of the invention, one or more living hinges may be formed in the trigger 410 to allow a portion of the trigger 410 to flex or move when a force is applied to that portion of the trigger 410. As illustrated in
(77) As a trigger 410 is actuated and a trigger living hinge 407 flexes, the trigger post 412 may contact or interact with an actuator post 460 of the body 450. One or more living hinges 470 on the body 450 may flex as a force is applied to the actuator post 460. A living hinge 470 between the actuator post 460 and the manifold 452 may flex and push or pull the manifold 452 in a downward motion. At the same time, a second living hinge 470 may open allowing the actuator post 460 to move. As the actuator post 460 flexes the one or more living hinges 470 and moves the manifold 452, the manifold 452 may press on a valve 910 and open the valve 910, releasing product from a container 900 through the valve 910 and through the manifold 452.
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(80) According to embodiments of the invention, the trigger 410 and body 450 of an aerosol trigger sprayer 400 may be molded from plastic or other resin material. The trigger 410 may be molded as a single piece and the body 450 may be molded as a single piece. The trigger 410 and body 450 may be assembled together and then assembled on a container 900 as known. Thus, in some embodiments, a two-piece aerosol trigger actuator 400 may be made. In other embodiments, an orifice 480 or orifice cup may be inserted into a discharge chamber 454 such that an aerosol trigger actuator 400 includes three parts.
(81) According to embodiments of the invention, the trigger 410 and body 450 of an aerosol trigger sprayer 400 may be molded or configured in any desired shape. An example of an aesthetic of an aerosol trigger sprayer 400 according to one embodiment of the invention is illustrated in
(82) Having thus described certain particular embodiments of the invention, it is understood that the invention defined by the appended claims is not to be limited by particular details set forth in the above description, as many apparent variations thereof are contemplated. Rather, the invention is limited only be the appended claims, which include within their scope all equivalent devices or methods which operate according to the principles of the invention as described.