Abstract: A dispensing system includes a container containing a flowable base formulation to be dispensed, an additive mixing device, and an actuable pump engine which draws the flowable base formulation from the container and pumps it through the mixing device. The additive mixing device includes a body with an internal cavity, an additive ingredient within the cavity, and a flow path/mixing chamber between an input and an output. With each pump of the device the additive ingredient is introduced into, and mixed with, a flow of the base formulation traveling through the mixing device. Multiple additive mixing devices may be interchangeable for different formulations, and the mixing devices may be refillable.

Abstract: The present invention relates to an airless cosmetic container comprising: a lower container (10) having an opened lower part; an inner container (20) which is a cylindrical member inserted through the upper opening of the lower container (10) and having a closed lower part, and which has an upper outer flange (21) mounted on and assembled to the upper end of the lower container (10); a container cover (30) which is a cylindrical member for covering the upper opening of the inner container (20), and of which a lower protruding groove (31) protruding downwards from the center thereof is positioned in a cylinder (22) protruding from the center of the inner container (20) and an outer end (32) is coupled to two vertical protruding rods (23) protruding toward the upper part of the upper outer flange (21) of the inner container (20); a cylindrical spring (40) coupled in the container cover (30); a disc-shaped upper lid (50), having a recessed upper surface, coupled to the upper part of the cylindrical spring (40);

Abstract: An injector may include a container having a wall with an interior surface and a seal assembly with an interior surface, the interior surfaces of the wall and the seal assembly defining a closed sterile reservoir filled with a drug product, including a granulocyte colony-stimulating factor (G-CSF). The injector may also include a fluid delivery system comprising a clean, unsheathed, rigid container needle having a point disposed only partially through the seal assembly in a storage state, and disposed through the interior surface of the seal assembly into the sterile reservoir in a delivery state. Further, the injection may include an actuator that is adapted to move the container needle from the storage state to the delivery state.

Abstract: A dispensing system (5) is suitable for being fastened on a bottle (1). The system has parts facing one another having surfaces facing one another and has a material allowing at least part of at least one of the surfaces facing one another to have an adhesive effect for attaching the facing parts. A bottle (1) utilizes the dispensing system (5).

Abstract: A dispenser for dispensing a flowable product from a container has a pump module mounted on the container at an opening thereof. The pump module includes a pump body, which defines a pump chamber and a pump chamber inlet for product to flow from the container interior into the pump chamber. A pump actuator is operable in a pumping stroke relative to the pump body to vary the volume of the pump chamber and dispense the product. The pump includes a movable body portion which is operable in a displacement stroke into the container. The movable portion has a displacement body with a product-engaging face directed onto an interior product space of the container upstream of the pump chamber inlet, to assist priming. Below this a disrupter member, a grid of narrow bars, projects to penetrate the product.

Abstract: A grease discharge device includes a motor, a plunger, a grease supply unit, a pump, a check valve, and a relief valve. The plunger reciprocates by driving of the motor. The grease supply unit supplies grease to a forward movement side with respect to a backward movement side dead center of the plunger. The pump performs a discharge behavior of the grease by the reciprocation of the plunger. The check valve is disposed at a downstream side with respect to a forward movement side dead center of the plunger in a discharge path of the grease inside the pump. The relief valve is disposed between a supply portion of the grease by the grease supply unit and the check valve. The relief valve releases the grease inside the discharge path to the grease supply unit side according to a pressure rise inside the discharge path.

Abstract: A filling system including: a bottle having a hollow enclosure with a base; a filling module that includes a reservoir; a plate able to move between a high position and a low position; a pump; a compression system configured so as to compress the pump when the plate descends; a pipe assembly between the reservoir and the plate and the pump; and a connection assembly for fluid between the plate and the base.

Abstract: The present invention provides a compact container including a pump having a short stroke distance, which includes a container body 10 formed at one side thereof with a button 11 and a container lid 20 hinge coupled to one side of the container body 10, the compact container including; an inner container 30 formed therein with a content receiving space 31; a pump support plate 40 coupled to a top of the inner container 30 to seal the inner container 30 and provided at a center thereof with a cylinder 51; and a pump 50 installed on a center top part of the pump support plate 40 to pump a content and having a stroke distance of 1.5 mm to 2.5 mm, in which a ratio between the stroke distance and an inner diameter of the cylinder 51 is 1:5 to 1:13.

Abstract: For a lubricant press (1), a follower piston (13) is proposed that can be inserted into a cartridge (4) and is matched to a closing wall (6) of a cartridge holder (3), such that the follower piston (13) in the used-up cartridge (4) lies against the closing wall (6) in a planar manner.

Abstract: In one embodiment, a member for securely dispensing a substance to an intended user includes a first member configured to threadedly engage with a housing containing the substance; a second member coupled to the first member, the second member configured to fixedly secure the first member to the housing; a third member including a cavity sized and shaped to selectively receive the second member; and a valve coupled to the first member such that: when the second member is received within the cavity, the valve is in an open state that allows the substance to be dispensed from the housing to the intended user in response to a processor determining that a unique biometric attribute of the intended user is detected, and when the second member is not received within the cavity, the valve is in a closed state that prevents the substance from being dispensed from the housing.

Abstract: The present invention relates to a foundation container configured by an outer container main body (100) and an outer container lid (150) opened/closed while being hinge-coupled to the outer container main body (100), the foundation container having a discharge pump having a short stroke distance and a content diffusion member, the foundation container comprising: an inner container main body (300) formed inside the outer container main body (100); an auxiliary container (370) formed in the inner container main body (300) and configured to receive contents; an inner container lid (400) for covering the upper portion of the inner container main body (300); an inner container shielding plate (350) inwardly coupled to the upper portion of the inner container main body (300); a discharge pump (600) coupled to the central portion of the inner container shielding plate (350); a content diffusion member (700) coupled to the discharge pump (600); an impregnation member (800) coupled to the upper portion of the conten

Abstract: A lubrication apparatus is provided. The lubrication apparatus includes a tray having opposing sides, opposing ends, a bottom member and a cavity formed therewithin. A plurality of roller assemblies is positioned within the cavity. The roller assemblies are configured for rotation and further configured to receive the bushing therebetween. A motor is mounted to the tray and configured to rotate the plurality of roller assemblies. Rotation of the plurality of roller assemblies urges rotation of the bushing. A lubricant material is positioned in the tray and configured to contact the roller assemblies. Rotation of the roller assemblies brings the lubricant material into contact with the outer surface of the bushing. The motor and the roller assemblies are further configured such that a single revolution of the bushing results in a substantially uniform layer of a lubricant material on the outer surface of a bushing.

Abstract: An apparatus for a toilet paper spritzer that is a scalable dispensing device for use with other components, such as toilet paper or paper towels and any fluid, such as water, witch hazel, scented fluids, medicated fluids, colored fluids, to improve hygiene, comfort, prevent or treat symptoms of genital and anal medical conditions, such as hemorrhoids, yeast infection, and the like. The toilet paper spritzer comprises a fluid dispensing chamber with a pump activation system for dispensing fluid onto toilet paper prior to use. The spritzer device can comprise a toilet paper holder. The pump activation system within the toilet paper spritzer can be manually activated, or automatically activated using solar and/or battery powered technology.

Abstract: A fixed nozzle and pumping type cosmetic container, more specifically a fixed nozzle and pumping type cosmetic container wherein, since a pumping operation is performed in a state of a nozzle being fixated when a button is pressed, it is possible to apply contents on the exactly intended place, to prevent air from flowing by opening and closing a contents discharge hole by means of an opening and closing rod, and also to minimize leakage of contents through a leakage prevention part separately provided from a contents movement part.

Abstract: An injector (100) may include a container (102) having a wall (110) with an interior surface (112) and a seal assembly (140) with an interior surface (142), the interior surfaces (110) of the wall (110) and the seal assembly (140) defining a closed sterile reservoir (150) filled with a drug product. The injector (100) may also include a fluid delivery system comprising a clean, unsheathed, rigid container needle (180) having a point (182) disposed only partially through the seal assembly (140) in a storage state, and disposed through the interior surface (142) of the seal assembly (140) into the sterile reservoir (150) in a delivery state. Further, the injection may include an actuator (106) that is adapted to move the container needle from the storage state to the delivery state.

Abstract: A grease gun, in one preferred embodiment, wherein the grease containing portion of the cartridge consists principally of transparent plastic material, wherein the cartridge stands alone without a surrounding supporting metal barrel, wherein the cartridge has an air vented bottom end and an open top end which is non-removably fixed to the grease inlet portion of a pumping head, wherein the pumping head body including the pumping handles is composed of a single plastic molding, wherein the cartridge has no pressurizing spring and piston and no grease compression rod, wherein ambient air pressure is utilized to load the head, wherein valving structures in the head are molded of plastic material, wherein the valving structures are positioned in the head to allow self priming of the pumping structure, and whereby the gun components are easy to assemble, are light weight, and are easy to use.

Abstract: A dispenser for dispensing a predetermined amount of material from a prefilled syringe. The dispenser includes a dispenser body and a plunger. The dispenser body includes a syringe mounting region and a nozzle portion through which the material is dispensed. The nozzle portion has a syringe dispensing end receiving cavity configured to mate with the dispensing end of the syringe and an outlet. A fluid flow path fluidly communicates the syringe dispensing end receiving cavity with the outlet and includes a measuring cavity having a predetermined volume. The plunger is carried by the dispenser body. The plunger has a retracted state in which the plunger is retracted from the measuring cavity such that the outlet is in fluid communication with the syringe dispensing end receiving cavity. The plunger has a depressed state in which the plunger extends through the measuring cavity to evacuate material from the measuring cavity.

Abstract: A fracturing pump assembly includes an intensifier including a hydraulic cylinder, a compression member arranged within the hydraulic cylinder and a rotatable member, wherein the compression member is linearly actuated within the hydraulic cylinder by rotation of the rotatable member.

Abstract: A personal lubricant dispenser includes an enclosure, a pre-delivery chamber, one or more heating elements proximate to the pre-delivery chamber, an electrical connector disposed on an exterior of the enclosure and electrically connected to the heating elements, an inlet cavity disposed above the pre-delivery chamber, a piercing element attached to the inlet cavity, a inlet valve (normally closed) connecting the inlet cavity to the pre-delivery chamber, a inlet actuator disposed on the exterior of the enclosure and operably connected to the inlet valve to open the inlet valve, an outlet cavity disposed below the pre-delivery chamber, an outlet valve (normally closed) connecting the outlet cavity to the pre-delivery chamber, an outlet actuator disposed on the exterior of the enclosure and operably connected to the outlet valve to open the outlet valve, and a spout disposed on or within the exterior of the enclosure and connected to the outlet cavity.

Abstract: A nozzle opening/shutting device of an airless type cosmetics vessel, in which a nozzle actuation button is installed between a nozzle housing and a stem, and a cam guide actuation unit is provided such that the cam guide actuation unit can guide a guide groove of a plunger upward and downward and can move the plunger forward and backward in a nozzle pipe by a cam operation, thereby opening and shutting the nozzle. This invention can move the plunger by a cam mechanism instead of a conventional spring mechanism, thereby preventing a misoperation and realizing a precise nozzle opening/shutting operation. The plunger is inserted in the nozzle such that a plunger end protrudes outside the nozzle and comes into close surface contact with the inlet of the nozzle, thereby preventing air introduction into the nozzle and preventing oxidation of the contents, and maintaining the quality of the contents constantly.

Abstract: The rotary pumping type cosmetic container is provided, which makes it possible to easily discharge a certain amount of contents by rotating a rotation member in such a way to perform a pumping operation of a pumping member as a guide protrusion of a stem moves along a slanted surface of a bent portion of an inner side of a rotation member when a rotation member rotates.

Abstract: A pump dispenser is intended for oral administration of medicines. A pump receives fluid product through a valved inlet from a container, preferably of the airless type with a follower piston. The dispenser may be a movable-nozzle or fixed-nozzle dispenser. The discharge outlet of the dispenser has a stub nozzle incorporating a closure valve. A spring urges the closure valve forward to close a discharge opening of the stub nozzle. The nozzle attachment is shaped for oral dosing and has an internal rearwardly-projecting actuating structure which, when the nozzle attachment is coupled onto the stub nozzle, pushes the closure valve open. When the nozzle attachment is removed the spring closes the outlet again. Child-resistant features are described for fitting the nozzle attachment to the stub nozzle.

Abstract: The invention relates to a device for packaging and dispensing fluid products. The device, of the type having a manual pump (2) fitted on a bottle (1) or a pouch (5) containing the product to be dispensed, has a removable element (11) interposed between the pump (2) and the neck of the bottle (1), and an open/close element (13) which is secured to the pump (2) and is able to close the passage circuit for the product to be dispensed between the inside of the bottle (1) and the pump (2) when the removable element (11) is in place. Application to improving the preservation on storage of the product contained in the bottle or the pouch.

Abstract: The present invention relates to a container provided with a vacuum pump for creamy-type cosmetics. According to the container provided with a vacuum pump for a creamy-type cosmetics of the present invention, the discharge hole of a button part is positioned so as to be biased, and a pressure display part is formed in the upper middle portion of the button part, in order to pressurize the button part and thus enable the user to accurately ascertain the pressure portion of the button part, and the contents can be uniformly discharged by simply pumping using one hand without causing the button part to incline.

Abstract: An airtight liquid cosmetic container is provided. The container includes a body configured to eject liquid contents through an ejection hole, a container inserted into the body through an opening of the body to be slidable and filled with the liquid contents therein, a container cap coupled with an inlet, and a valve unit allowing the liquid contents in the container to be transferred to the ejection hole of the body while pressing the container and blocking the transfer of the liquid contents while releasing a force of pressing the container. The valve unit includes an opening and closing element sliding together with the container and the container cap, allows the opening and closing element to open a transfer path of the liquid contents to be ejected while the container is being pressed, and allows the opening and closing element to block an ejection of the liquid contents.

Abstract: A nozzle opening/shutting device of an airless type cosmetics vessel, in which a nozzle actuation button is installed between a nozzle housing and a stem, and a cam guide actuation unit is provided such that the cam guide actuation unit can guide a guide groove of a plunger upward and downward and can move the plunger forward and backward in a nozzle pipe by a cam operation, thereby opening and shutting the nozzle. This invention can move the plunger by a cam mechanism instead of a conventional spring mechanism, thereby preventing a misoperation and realizing a precise nozzle opening/shutting operation. The plunger is inserted in the nozzle such that a plunger end protrudes outside the nozzle and comes into close surface contact with the inlet of the nozzle, thereby preventing air introduction into the nozzle and preventing oxidation of the contents, and maintaining the quality of the contents constantly.

Abstract: The present invention relates to a compact container having an airless pump, and more particularly, to a compact container for discharging cosmetic in preset amount when the pump is driven by pressing a button.

Abstract: The invention relates to dispensers for fluid products, particularly oral dosing of medicines. The dispenser is a pump dispenser and has a separate nozzle attachment. The nozzle and dispenser may be uncoupled in a holding position or coupled position. A child resistance feature is disclosed which prevents unauthorised coupling of the dispenser and nozzle, thereby preventing unauthorised dispensing of product. The child resistance feature only allows coupling of the dispenser and nozzle when a coupling control element is triggered and then maintains this coupling with additional features. A protective cover for the dispenser is also disclosed, which covers the nozzle attachment and pump plunger button.

Abstract: The invention relates to a dispenser (1) for pasty substances (11), consisting of a tubular substance housing (2) having a follower plunger (7) and a hand-actuatable headpiece (3) which is equipped with a mouthpiece and is linearly guided for dispensing the substance and can be depressed in the direction of the follower plunger (7) while tensioning a return spring element (25) that structures itself by buckling.

Abstract: The present invention relates to a liquid-container equipped with a rotary discharger for discharging liquid whilst rotating.

Abstract: A lubricant dispenser and an electrical tool. The dispenser includes a housing; a reservoir for containing lubricant; a pump assembly operable to pump lubricant; and a purge assembly including a channel defined by the housing and extending between the reservoir and atmosphere, at least a portion of the channel extending along a channel axis through an opening in the housing and to atmosphere, and a plunger slidable along a plunger axis between a sealed position, in which the reservoir is isolated from atmosphere, and an open position, in which the reservoir is in fluid communication with atmosphere, the plunger axis extending at an angle with respect to the channel axis. The purge assembly may include a biasing member operable to bias the plunger toward the sealed position. The tool may be a dispenser and may include a motor supported by the housing; a trigger; and a trigger lock assembly.

Abstract: A pump-type cosmetics container is not subject to the risk of a foreign substance entering into a nozzle, due to a moving path through which content is discharged during use that is selectively open by means of an opening/closing bracket, and to the risk of change in quality of the content inside the moving path, by means of a counteraction of a control protrusion pressing a locking protrusion thereby re-aspirating the content remaining inside the moving path, after pumping using a double spring.

Abstract: A novel pumping device (1) with an actuator (4) and a head part (5) for dispensing a fluid from a container (2) is described. The actuator (4) comprises an outlet conduit (37) and a first cylindrical member (18) and the head part (5) comprises a second cylindrical member (20) which is arranged coaxially to the first cylindrical member. A folded membrane member (22) with an inlet valve (24) and an outlet valve (25) is provided between the first (18) and second (20) cylindrical members, such that the first (18) and second (20) cylindrical members and the folded membrane member (22) provide a variable pump chamber (27). The outlet valve (25) is arranged relative to the actuator (4) in such a manner that a suck-back chamber (38) with a variable volume is provided between the outlet valve (25) and the outlet conduit (37), which is simultaneously reduced as the pumping chamber (27) is reduced.

Abstract: An airtight liquid cosmetic container is provided. The container includes a body configured to eject liquid contents through an ejection hole, a container inserted into the body through an opening of the body to be slidable and filled with the liquid contents therein, a container cap coupled with an inlet, and a valve unit allowing the liquid contents in the container to be transferred to the ejection hole of the body while pressing the container and blocking the transfer of the liquid contents while releasing a force of pressing the container. The valve unit includes an opening and closing element sliding together with the container and the container cap, allows the opening and closing element to open a transfer path of the liquid contents to be ejected while the container is being pressed, and allows the opening and closing element to block an ejection of the liquid contents.

Abstract: A grease gun with an observation window is provided with a metal outer barrel, a plastic transparent inner barrel received in the outer barrel, and an operating end cover and a piston end cover screwed at two ends of the outer barrel. The observation window is formed on the outer barrel, and the two end covers define an oil storage space with respect to the inner barrel, and the interior of the oil storage space can be seen through the observation window of the outer barrel and the transparent inner barrel.

Abstract: A dispenser for discharging liquids with a liquid reservoir for accommodating the liquid prior to being discharged, and a liquid outlet passage which leads to a liquid outlet opening through which the liquid reservoir communicates with to a surrounding atmosphere. In a use position, the liquid outlet opening is arranged below the liquid reservoir such that the liquid flows on account of the weight thereof in the direction of the liquid outlet opening, and the liquid outlet passage in the use position does not simultaneously permit air to enter the liquid reservoir and liquid to exit into the surrounding atmosphere. In order to reduce the internal volume of the dispenser and therefore to effect a discharge of liquid, a slide is pushed manually in an actuating direction from a stroke starting position into a stroke end position.

Abstract: An airless pump and a cosmetic container including the same. The airless pump includes a nozzle of a head and a compression cylinder disposed between the storage container and the nozzle. A sealing cap fixes the compression cylinder. A piston valve and a piston are fastened into an inner compression chamber inside the compression cylinder. An operation pipe is disposed above the sealing cap in a direction perpendicular to the direction in which an operation button is pushed. The operation pipe is actuated and drives the piston and piston valve in the perpendicular direction. A spring is disposed between the operation pipe and the sealing cap. A slider axially is axially coupled to the operation pipe in the perpendicular direction. The slider is actuated by the operation button to horizontally reciprocate in a direction, thereby driving the operation pipe in the perpendicular direction.

Abstract: The present invention relates a cosmetic case including an airless pump. The present invention is an improved invention over patent no. 963155 filed by this inventor and issued earlier. According to the present invention, the cosmetic case consists of three storage case bodies to more safely and hygienically store the contents of the case for a long period of time. Also, since a pump is operated in a reciprocating manner so as to pump the contents, pumping efficiency for the contents may be improved. Also, various cosmetics may be stored at the same time to enable a user to easily use the case and refill same with cosmetics.

Abstract: For a cost-effective design of a metering dispenser for dispensing a substance (12), which is poured into a container (1) that is open at an end face and which can be removed from the container (1) by means of a pump unit (10), wherein a piston (5) is inserted in the container (1), the piston (5) has smaller dimensions than the inner contour of the container (1) and a film (5a) of the pasty substance (12) is provided in order to seal between the piston (5) and the inner contour of the container (1).

Abstract: A fluid dispenser comprising: a fluid reservoir (10) of variable working volume, in which reservoir the fluid is protected from the air, the reservoir being provided with an actuator wall (25) that is axially movable down and up between a rest position and a depressed position, the movement of the wall causing the pressure in the reservoir to vary, the wall being situated at an end of the dispenser; and a dispenser orifice (150) via which the fluid is dispensed, the orifice being provided with an outlet valve (4); the dispenser being characterized in that the orifice (150) is situated at an end of the dispenser other than the end at which the actuator wall (25) is situated.

Abstract: A pump dispenser in which the associated container interior reduces its volume progressively as product is dispensed to avoid air contact with the product. An air trap member having a downwardly-convex dish form is provided below a floor of the associated dispenser module around an inlet to guide any such air away from the inlet. A peripheral portion forms a retaining lip for flexible wiping contact with the container wall interior, allowing air passage on assembly of the dispenser. A central tubular formation of the trap member separates the trapped air from the inlet and can be used to plug the trap member into the inlet.

Abstract: A grease gun includes a housing, a motor positioned within the housing, a pump assembly coupled to and driven by the motor, and a chamber supported by the housing in fluid communication with the pump assembly. The chamber is configured to store a liquid. The grease gun also includes an outlet in fluid communication with the chamber and a measurement system operable to measure an amount of liquid being dispensed through the outlet. The measurement system monitors a change in current of the motor over a cycle of the pump assembly, compares the change in current to a predetermined value, and, if the change in current is greater than the predetermined value, increases a pump cycle counter to indicate that liquid was dispensed.

Abstract: An oil flow control structure for grease gun has a hollow main body. An inflow end and an outflow end are respectively disposed at two sides of the main body. A high pressure passage and a low pressure passage, in which its inner diameter is larger than the high pressure passage, are disposed between the inflow end and the outflow end. A first pumping rod and a second pumping rod are respectively disposed in the two passages. The first pumping rod is pivoted to a pressing stem. The second pumping rod is pivoted to the pressing stem through a switching mechanism. The switching mechanism can regulate a pivot position of the second pumping rod relative to the pressing stem so that an initial position of the second pumping rod performing piston motion in the low pressure passage can be changed to seal or open the second inflow port.

Abstract: The invention relates to a cosmetic container with an airless discharge pump, and, more specifically, relates to a cosmetic container with an airless discharge pump in which content amount remaining in the container or content exhaustion level can be confirmed without a separate operation before the content in the container has been completely exhausted and further the state when the content in the container has been completely exhausted can be clearly indicated. To this end, with this cosmetic container, the content exhaustion level is indicated based on changes in projection definition with which the indicator is projected to the transparent window when the transparent compression disk approaches the indicator.

Abstract: A fluid dispenser comprising a fluid reservoir (1) and a dispenser member (2), the reservoir (1) comprising a slide cylinder (11) that is cylindrical, and a follower-piston (14) that includes at least one lip (16) that is in sliding contact with the cylinder (11), the slide cylinder (11) being provided with a bottom (12), an equalizing space (E) being formed between the follower-piston (14) and the bottom (12), this space (E) communicating with the outside so as to keep the space (E) at atmospheric pressure, such that, each time fluid is dispensed, outside air penetrates into the space (E), which increases as the follower-piston (14) moves away from the bottom (12); the dispenser being characterized in that a bacterial filter (F1) filters outside air coming into contact with the lip (16) of the follower-piston (11) through the equalizing space (E).

Abstract: Airless pump dispensers for various fluids are disclosed including an airless pump mounted in a housing, a movable piston mounted for moving within the housing starting at the bottom thereof, a dispenser at the top of the housing for receiving fluid from the airless pump and dispensing it, and a spring disposed at the bottom of the housing in contact with the bottom of the movable piston and having an insufficient driving force to independently move the movable piston within the housing when the housing contains the fluid.

Abstract: A liquid dispensing apparatus includes a receptacle defining a chamber for containing a liquid material and having a top opening. A press mechanism includes a sealing valve disposed movably in the chamber and covering the top opening, and a press seat disposed above the sealing valve to move the sealing valve in the chamber. The sealing valve has a deformable membrane facing an interior of the chamber and adapted to press the liquid material. The press seat has a base plate, and a press rod projecting downwardly from the base plate and having a lower end connected to the deformable membrane. The deformable membrane deforms when pressed by the press rod, and produces a suction force when returning to an original shape.

Abstract: Various embodiments of a device for packaging a product are disclosed. Certain embodiments of the device may include an external shell having a neck and a container forming at least one housing adapted to receive the product. The container may be disposed inside the external shell. The device may also include a closure member configured to be coupled to the container to close an opening of the container. The external shell may include a through-hole formed through the neck of the external shell, and the container may include an exterior flange extending from an external surface of the container. The exterior flange may be configured to engage the through-hole of the external shell to retain the container in the external shell.

Abstract: A pump dispenser is intended for oral administration of medicines. A pump receives fluid product through a valved inlet from a container, preferably of the airless type with a follower piston. The dispenser may be a movable-nozzle or fixed-nozzle dispenser. The discharge outlet of the dispenser has a stub nozzle incorporating a closure valve. A spring urges the closure valve forward to close a discharge opening of the stub nozzle. The nozzle attachment is shaped for oral dosing and has an internal rearwardly-projecting actuating structure which, when the nozzle attachment is coupled onto the stub nozzle, pushes the closure valve open. When the nozzle attachment is removed the spring closes the outlet again. Child-resistant features are described for fitting the nozzle attachment to the stub nozzle.

Abstract: Pump dispenser, particularly a movable-nozzle pump dispenser, is intended especially for use in dispensing oral medicines e.g. to children. One feature disclosed is a tooth or ratchet structure engageable between the plunger head and the pump cylinder body. This enables optional holding of the plunger at an intermediate position during a dispensing stroke, so that a dose can be given bit by bit. Other proposals are formations around the top of the cylinder body which interact with the inside of the plunger to control or limit movement of the plunger according to their relative rotational orientation. For example the plunger may be locked up unless turned forcibly past a rotational stop. A related feature is a spring lock tab preventing rotation of the plunger unless the tab is pressed to release it. The product container may contain balls to cause agitation.