Separable pump with holder mount or securing means

A hand-held pump dispenser comprising a container having a neck portion, a pump assemblage including a piston and a tubular stationary cylinder member, the latter being adapted for disposition in the neck portion, and a resilient press-fit adapter carrying the cylinder member of the pump assemblage and...     

An atomiser having a tapered pump chamber in which a valved lipped piston is slidably mounted, the piston being compressed radially inwardly by the tapered pump chamber to ensure a tight seal between the valve and its valve seat.

An apparatus for spraying a liquid material which includes a pistol gripped housing for a motor driven pump and forming an inlet, a receptacle adapted to be secured to the housing adjacent the inlet and a vacuum system member secured within the receptacle and adapted to be forced into sealing relationship...     

An overcap for use on dispensing containers which cap offers resistance to attempts by a child to dispense the contents from the container is disclosed. The overcap features an actuator mounted on the container dispensing stem, an outer shell which encloses the actuator and a U-shaped communicator which...     

A miniature type, rechargeable atomizing spray mechanism including a receptacle for the liquid to be atomized, and further including a cap and axially aligned first and second pressure chambers, one of which depends within the receptacle while the other projects above the cap. A reciprocable spray head...     

An atomizer comprises a cylinder defining a pump chamber and containing a piston. The chamber communicates with an atomizer nozzle by a valve comprising a valve member which is opened at a predetermined liquid pressure during operation of the piston to pressurize the liquid in the pump chamber. Liquid...     

A piston displacement liquid spray pump comprises a container; a supporting ferrule engaged on the neck of the container, a hollow cylindrical housing supported by the ferrule, and having at least one slit at its upper end to permit air communication between the container and the atmosphere; a stem within...     

A spraying and watering can is herein disclosed. The spraying and watering can includes a container. The container includes a reservoir. A hollow carrying handle, having a vent hole formed therein, is connected to the reservoir. A spout is also connected to the reservoir. The spout is positioned below...     

A finger-operated spray pump assembly including a compression chamber, a generally cylindrical valve slidably fitted inside the compression chamber, a piston slidably fitted inside the valve, and a spring fitted inside of the valve for urging the piston away from the bottom end of the valve.

A dispensing pump of the type in which the outlet valve will open and will remain open only when the pumping pressure is maintained above a predetermined minimum. The pump cylinder in which the pump piston reciprocates, constitutes a unitary part of the outlet valve and also communicates freely with...     

A dispensing pump of the type in which the discharge valve will open and will remain open only for such time as the pumping pressure is maintained above a predetermined minimum. The pump includes a unitary plunger unit of annular configuration, the inner-periphery of which cooperates with the pump piston...     

A dispensing pump having upper and lower pistons defining opposite ends of a two diameter pump chamber, the volume of which is varied by movement together of the pistons, while a small amount of relative movement of the pistons, resulting from pressure changes within the pump chamber, effects opening...     

The present invention provides an aroma system including a spray deodorant apparatus for use with toilets and the like. The spray deodorant apparatus is simply attached to a toilet and releases a deodorant liquid spray or mist when an aroma flush handle is actuated. The spray deodorant apparatus is positioned...     

A reciprocating type of finger pump for use on top of a product container. This combines a tubular housing, including a laterally directed spray nozzle, mounted coaxially in the sleeve of an accumulator cap including a central valve. The valve opening leads to a dip tube which passes into a liquid reservoir...     

A depress button type sprayer comprises a piston slidably inserted into a cylinder and provided with a liquid jetting nozzle, a lever for moving the piston into the cylinder against the force of a spring and a depress button for operating the lever.

A fluid is sprayed from a nozzle aperture of a trigger type spraying device under pump pressure generated by the pumping action of an injection pipe member lifted and lowered vertically by an operating mechanism. Said injection pipe member includes a vertical pipe portion, corresponding to a piston,...     

An improved oiler includes a manually operated pump mechanism retained within the oiler container for pumping low viscosity oil and similar low viscosity fluids through a spout of the oiler for discharge by an adjustable spray nozzle. The nozzle is comprised of four separate interengaging parts including...     

A finger-operated spray pump assembly including a tank, a primary piston slidably fitted inside the tank, having a liquid passageway, a secondary piston slidably fitted inside the primary piston, and a spring fitted inside the primary piston and the secondary piston for biasing the primary piston away...     

The disclosure relates to a manually operative atomizer in which a liquid is sucked and pressurized by an atomizer means and is then atomized through a nozzle port. A chamber for pressurizing the liquid is constituted by a cylinder, while an atomizer head is connected to a communication pipe which plays...     

A manual spray pump comprises a cylinder consisting of different diameter portions integral with one another and extending from one another and large and small pistons having respective collars of different diameters and fitted in respective cylinder portions in elastic contact with the inner wall thereof...     

An aerosol container is provided, especially intended for use with compositions containing liquefied flammable propellants, and having a gas-permeable membrane that is impermeable or at best only slowly permeable by liquefied propellants, and impeding liquid flow via a gas tap orifice through an open...     

A liquid sprayer having a cylinder with a pressure chamber and a suction chamber, a hollow piston with a liquid passage therethrough and slidably fitted in said cylinder, an actuator mounted on the piston, a suction tube suspended from the bottom of the suction chamber into a liquid container, a movable...     

A trigger type sprayer which comprises a sprayer body whose inner lateral walls are provided with a pair of mutually facing engagement grooves, and wherein a trigger of the sprayer has a notch cut out in the upper end portion of the front wall and a pair of lugs formed on the outside of the upper end...     

A finger-operated spray pump assembly including a tank, a primary piston slidably fitted inside the tank, a secondary piston slidably fitted inside the primary piston, and a spring fitted inside the primary piston and on the outside of the secondary piston for biasing the primary piston away from the...     

A fluid pump dispenser includes a dispenser trigger which may be located in pivotable engagement with the dispenser housing and pump piston after shipment. The initial actuation of the trigger moves the pump piston and a container conduit, engaged thereto, to open a container vent shipping seal provided...     

A fluid dispenser has a discharge path outletting at a discharge orifice provided in a nozzle cap in engagement with a nipple surrounding a dispenser needle valve, the cap being adjustable axially of the needle valve so as to move an open ended swirl chamber, which surrounds the discharge orifice, relative...     

A non-aerosol type spray device comprising a container for housing a liquid content material to be dispensed and a plunger slidable as a piston within the container and an elongate tubular member for actuating the plunger with a bore extending continuously therethrough for communication with the interior...     

A sprayer wherein there is formed in a sprayer body a pressurizing cylinder defining a pressurizing chamber communicating with a pressure accumulating chamber defined by a pressurizing cylinder in which a valve rod is slidably received. The pressurizing cylinder has a smaller diameter than the pressure...     

A spray dispenser is presented which atomizes cosmetics, perfumes, and similar products to a state of fine spray throughout its entire spraying period. The pressure of the fluid product being sprayed is maintained by a spring loaded piston and a related valve which opens a passage to the spray outlet...     

The disclosure relates to a manually operative atomizer in which a liquid is sucked and pressurized by an atomizer means and is then atomized through a nozzle port. A chamber for pressurizing the liquid is constituted by a cylinder, while an atomizer head is connected to a communication pipe which plays...     

A manually operable atomizer of a type adapted to pressurizing the liquid to be atomized by a pumping action of a piston, upon depression of the latter through an atomizing head, the liquid has been sucked up from a container, and atomizing the pressurized liquid from a nozzle. The atomizer has a flange...     

A dispenser having a reciprocating pump to feed a liquid product to a mixing chamber and an air pump with a piston to simultaneously compress and feed compressed air to the mixing chamber. The body containing the mixing chamber is mounted on the product pump and the air piston is mounted on the body....     

Disclosed herein is a hand operated sprayer for liquids, in which the spraying unit is provided with a small bore which is factory sealed at the assembly by a special fitting properly located, to be eliminated by the pumping lever when first operated, said bore communicating with the inner space of the...     

A fluid pump dispenser includes a nozzle structure having a flexible member which functions as an outlet check valve and O-ring seal, and which cooperates with a threaded nozzle cap to vary the discharge pattern of the dispenser responsive to twisting adjustment of the cap. Fluid is discharged through...     

A manually operated sprayer which comprises a pump mechanism including a secondary valve having a valve body normally pressed against a valve seat by a compression spring and valve-sealing means designed temporarily to obstruct the flow of a liquid even after the valve body slides in liquidtightness...     

A two-piece nozzle for use on hand actuated pump dispensers is disclosed. The nozzle features a tubular member, which may be a part of the main body of the pump, having a circular, planar face at its terminal end. A hollow bore extending through the tubular member and the hollow face is in liquid passage...     

A manually operative atomizer in which a liquid is sucked and pressurized by an atomizer means and is then atomized through a nozzle port. A chamber for pressurizing the liquid is constituted by a cylinder, while an atomizer head is connected to a communication pipe which plays also the role of a piston,...     

A manually operative atomizer in which a liquid is sucked and pressurized by an atomizer means and is then atomized through a nozzle port. A chamber for pressurizing the liquid is constituted by a cylinder, while an atomizer head is connected to communication pipe which plays also the role of a piston,...     

A spring-loaded double-ended check valve assembly is provided for use in the outlet chamber of a dispenser for spraying liquids. The entire assembly, including both ends and the spring, is made in one-piece and is easily moldable from plastic material thus effecting ease of manufacture and assembly into...     

A fluid dispensing pump includes a pump plunger mounted for reciprocation in a pump cylinder, the plunger having a discharge passage extending therethrough and communicating with a discharge opening in a discharge head connected with the plunger which sealingly engages a retaining collar on a container...     

A cylinder in which a liquid pressurizing chamber is formed is inserted into a liquid container. The cylinder has an unitary large-diameter portion and a small-diameter portion. A first piston is slidably received by the large-diameter portion of the cylinder. The cylinder also slidably receives an operation...     

A valve actuator, usable in pump-type and aerosol fluid product dispensers, includes a one-piece part mounted on the plunger or valve stem of the dispenser for axial reciprocating movement therewith and for rotation relative thereto. The upper end of the plunger or stem has a cylindrical segment covering...     

A nozzle for fitment to hand actuated liquid pumps having a barrel portion with a bore therethrough for passage of a liquid is disclosed. The nozzle features an integrally formed nozzle cap which is mounted to the barrel and which encloses an integrally formed sealing structure. The sealing structure...     

A three-piece nozzle is disclosed, for fitment to a hand actuated liquid pump having a barrel portion with a bore therethrough for passage of liquid. The nozzle features an integrally formed nozzle cap which fits around the end portion of the barrel. Enclosed within the nozzle cap is an integrally formed...     

A continuous, extended spray pump which has two opposing and coaxial chambers. The upper chamber is fitted with an upper and middle piston urged upwardly by a spring, the lower chamber is fitted with an opposing piston urged upwardly by a spring. When the upper and middle pistons are depressed, pressure...     

A continuous, extended spray pump which has two opposing and coaxial chambers. The upper chamber is fitted with an upper and middle piston urged upwardly by a spring, and the lower chamber is fitted with an opposing piston urged upwardly by a spring. A port connects the space between the two upper pistons...     

Sprayer for fluid product in which a hand-actuated trigger forces a hollow piston mounted to move in vertical reciprocating fashion in a stationary tubular accumulator, against the compression of a spring. The product is forced upward and out through a swirl chamber adjacent the spray nozzle. Additional...     

A foam dispenser comprises a nozzle cap which in turn includes a bottom with which collides the spray liquid discharged from an orifice formed in a foam dispenser body. At the bottom of this nozzle cap is a plurality of arms constituting an obstacle wall with which the spray liquid from the orifice collides,...     

This invention is directed to a liquid storage container. More particularly, this invention is directed to a liquid storage container that can be connected or attached to a spray pump which comprises two separate chambers to hold liquid components, each chamber having a take-up tube which leads to a...     

A two-piece nozzle, for fitment to hand actuated liquid pumps having a barrel portion and a bore therethrough for passage of liquid, is disclosed. The nozzle has an integrally formed nozzle cap which is mounted to the end portion of the barrel. Enclosed within the nozzle cap is an integrally formed sealing...     

In order to effect the opening and closing operations of a control valve leading to a nozzle, an actuating chamber is defined by a piston and a cylinder and is made to have communication with the pressurizing chamber of the pressurizing means of an atomizer. In order to regulate the movement of the piston,...     

Herein disclosed is a trigger type liquid injector which includes a body mounted to stand on a liquid container, an injection cylinder extending in a horizontal direction from the upper portion of the body, and pumping means arranged at such an interior angle as is defined by the body and the injection...     

A compact aerosol generator which produces, with a fresh air propellant, microscopically small liquid particles known as a dry aerosol particularly adapted for inhalation therapy has a cylindrical housing with a liquid container and a casing containing a baffling system. An air chamber and a manually...     

A hand held household or hobby type spray gun is provided with a pistol grip housing having a transverse bore receiving a removable piston pump and nozzle assembly, suspending a removable container for the medium to be sprayed, and covered by a removable cap enclosing an electric motor for driving the...     

The present invention presents an aroma system for use with toilets and the like. In the present aroma system an improved pump has been combined with a container to provide a compact and trouble-free system. The pump is activated by the toilet handle when the toilet is flushed. Pump activation releases...     

An improved airless electric sprayer is disclosed having superior balance, portability, receptacle interchangeability, cleanability and a non-tipping stand feature. The user's hand conveniently grasps a piston grip in close proximity to the nozzle for accurate spray control at a position generally above...     

A manual type miniature atomizer having a container for liquid to be atomized, and further having mounting means, a main cylindrical member, a hollow tubular member, a spring, an atomizing head, and an outer cylindrical member. The mounting means is detachably engaged with the neck of the container....     

A hand-operated pump for dispensing a fluid from a container includes a body containing a pumping chamber having an inlet and an outlet. A piston is reciprocably mounted in the pumping chamber, the piston having a convexly contoured outer end surface. A trigger pivotally mounted to the body has a plurality...     

A trigger sprayer pump for dispensing a fluid from a container includes a body containing a pumping chamber having an inlet and an outlet conduit. A piston is reciprocably mounted in the pumping chamber, the piston having a convexly contoured outer end surface. A trigger pivotally mounted and locked...     

A mechanism wherein an air cylinder plunger which can move within the air cylinder is provided within a manually-operated sprayer. The air cylinder plunger compresses the space within the air cylinder in accordance with the spraying operation of sprayer pump of a manually-controlled sprayer and discharges...     

A hand powered liquid atomizer has a pistol-like housing with a union nut supported at the free, lower end of a handle part thereof so that the nut may be screwed onto a liquid vessel. The nut is supported on the housing by a holding part. The holding part is made of an elastic material and is stepped....     

The trigger sprayer comprises a body having an upper horizontally extending portion and a lower generally vertically extending portion. The body has a passageway therein extending from one end of the upper portion to the bottom of the lower portion. A cylindrical hollow and a cylindrical cavity extend...     

A miniature type, rechargeable atomizing spray mechanism having a container for the liquid to be atomized, and further having a cap and axially aligned first and second pressure chambers, one of which depends within a receptacle while the other projects above the cap. A reciprocable spray head or actuator...     

A manual liquid dispenser which has a mounting member (1) engaged fixedly with a guide cylinder (11) from the inner surface of the upper end thereof, depending from a neck portion (4) into a container (3) and engaging cylinder (8) stood upwardly therefrom, a spraying head (24) capable of being depressed...     

A dual chamber continuous discharge dispenser includes relatively movable pump piston and pump cylinder during compression and the compression strokes and together defining a variable volume pump chamber which comprises part of an encircling accumulator element which is displaced during the compression...     

A dispenser of the pressure accumulated type includes a unitary pump plunger actuated for reciprocation within a variable volume pump chamber defined by an accumulator which is displaced upon an accumulation of pressure for opening the discharge as a discharge valve thereon becomes unseated, the compression...     

A liquid sprayer comprising a cylinder defining a pump chamber in which there is housed a piston capable of sliding between positions of minimum and maximum insertion respectively. The piston is hand operated by a trigger and is urged to the minimum insertion position by a spring and in the minimum insertion...     

A liquid dispensing pump in the form of a trigger sprayer includes a thimble-shaped valving element containing inlet and outlet valves, and located within a cylindrical portion of the pump body. In one embodiment, a pressure accumulation chamber is defined between the pump body and the valving element,...     

The trigger actuated pump sprayer has a nozzle cap which surrounds a unitary element and forms a spin chamber therewith, the element having an integrally connected spring and biased discharge check valve and including a plurality of supply channels, the nozzle cap being rotatable without axial displacement...     

A manually-operated pump dispenser (10) for dispensing liquids from a container (28). The dispenser comprises a housing (20), a closure (22) for coupling the housing to a container (28), a pump member (14) having a trigger (84) rigidly extending therefrom and being slidably received in the housing, a...     

A manual liquid dispenser which has a mounting member (1) engaged fixedly with a guide cylinder (11) from the inner surface of the upper end thereof, depending from a neck portion (4) into a container (3) and engaging cylinder (8) stood upwardly therefrom, a spraying head (24) capable of being depressed...     

The hand manipulatable sprayer (10) is connectable to a container (26) and includes a body (12) having a pump assembly (120) and a check valve assembly (90). The check valve assembly (90) includes at least one conically-shaped skirt valve member (100,112). Also the body (12) can have a cavity (68) adapted...     

A dispensing pump includes an outer cylinder and an inner piston which cooperate in defining a pump chamber. The cylinder includes an inlet port and an outlet port which are sequentially opened and closed by the piston. In addition, a vent for the container interior to replace discharge product with...     

The device comprises a body containing a pump adapted for pumping liquid from a container to an atomizer nozzle via a fluid passage conduit and a tube. An auxiliary conduit communicates the interior of the container to an outwardly open hole. A first valve is interposed between the tube and fluid passage...     

A garden sprayer for dispensing pressurized liquids has a pressure vessel mounted within a liquid reservoir container. The pressure vessel carries a diaphragm pump which is detachable as a complete unit and which extends from the container for connection to a pivoted actuating lever that is fulcrumed...     

A dispenser body molded of plastic material includes an upper body portion on which a trigger is swingably pivoted and a vertically extending lower tubular portion. A piston has an L shape and includes an upper folded horizontal portion carried by spaced vertical wall portions of the upper body portion....     

A pressure vessel for a backpack agricultural sprayer is mounted within a container of the sprayer and connected to the sprayer pump so that liquid from the container is forced under pressure into the pressure vessel for a spraying discharge therefrom. Sediment precipitated from herbicides or insecticides...     

A garden sprayer for dispensing pressurized liquids has a pressure vessel mounted within a liquid reservoir container. The pressure vessel carries a diaphragm pump which is detachable as a complete unit and which extends from the container for connection to a pivoted actuating lever that is fulcrumed...     

A spray pump having a connecting portion connectable to a container and whose housing is provided with co-axially step bores defining a venting chamber for venting the container and a pump chamber. The pump piston has oppositely conically divergent lips engaging the walls of the respective chambers and...     

The two piece foamer nozzle assembly comprises a first piece including a body having a front end and a rear end and a second piece releasably connected to the first piece. The first piece has a first cavity in the body thereof opening onto the rear end thereof and being adapted to be received over a...     

A manually actuated dispensing pump having a pump body extending transversely above a closure cap adapted for mounting the body at the upper end of a container, has an outwardly open pump cylinder for the reception of a reciprocable piston having spaced piston seals. To facilitate pump priming, the inboard...     

A barbecue sauce sprayer includes a container, a pump for pumping barbecue sauce out of the container and a disc having a plurality of holes for causing the barbecue sauce to be discharged in a spray pattern.

A container and finger-depressible pump combination having improved non-leaking characteristics when the container holds a fluid (e.g., a volatile fluid such as nail polish remover) is described. The container which holds the fluid has a finger-depressible pump joined to its opened upper neck with the...     

A trigger type sprayer which comprises a sprayer body whose inner lateral walls are provided with a pair of mutually facing engagement grooves, and wherein a trigger of the sprayer has a notch cut out in the upper end portion of the front wall and a pair of lugs formed on the outside of the upper end...     

A trigger type liquid dispenser having a nozzle unit including a nozzle at its front end, a pump operated by a trigger and a container mount, in which the pump is operated by the trigger and has an annular cylinder including concentric outer and inner cylindrical members of double wall shape projecting...     

A dispensing pump for dispensing product from a container serves as a container closure. The pump has a cylinder having an inner shell open at its rear end and closed at a forward end and an outer shell surrounding the inner shell and defining a cavity therebetween. A reciprocally mounted piston is in...     

A direct injection chemical sprayer for spraying a fluid mixture onto a field as the sprayer is moved over the field. The sprayer includes a chemical pump mechanism for pumping chemicals from a chemical tank, a sensing mechanism for sensing the speed at which the sprayer is being moved over the field,...     

A dosing or atomizing pump for liquid, creamy or pasty media has, in addition to its outlet valve provided on the pump chamber an additional valve provided in the pump operating pushbutton and closes the discharge opening directly at its mouth. By means of the hydraulic pressure, the additional valve...     

A rotatable nozzle assembly for sprayers having a fluid reservoir and spray head wherein the nozzle assembly includes a spray control barrel which receives liquid from the reservoir and which includes a number of annular spaced orifices. The barrel is rotatably mounted in eccentric relationship within...     

A self-contained cartridge for transporting and dispensing liquid chemicals. The cartridge includes a hollow body member open at the upper end and divided into a lower closed tank for holding liquid chemicals and an upper open end compartment. A pump is provided to pump liquid chemicals from the closed...     

A dispenser which includes an elastic reservoir for sustaining pressure on material to be dispensed from the reservoir includes a rotatable actuator for actuating a piston for charging the reservoir. The charging piston is integral with the actuator, and the chamber or cylinder for the piston, as well...     

The disclosed spray cap comprises a manual trigger connected by a living hinge to a hollow main body; a joint-free member of plastic comprises a pump-chamber bellows and a discharge tube in the main body, and a projecting dip tube; a nozzle is threaded on the discharge tube; an outlet check valve body...     

Disclosed is a dispenser for separately dispensing each of two biological fluids contained therein for intermixing at a site outside of the dispenser to produce hemostasis or a tissue adhesive. The dispenser is compact, contains internal reservoirs of the two bioloical fluids, and is designed for efficient...     

A continuous sprayer has a trigger-actuated piston assembly within a cylinder. The trigger urges the piston assembly distally in the cylinder and a coil spring urges it proximally against action of the trigger. The piston assembly has a plunger portion and a hollow piston rod that extends out through...     

A valve in which standardized, interchangeable components are used for converting the valve to use either in a manually operated pump or an aerosol valve. A poppet member is reciprocable in a valve chamber between a flexible valve housing and a main cylinder housing. By making minor modifications to...     

A trigger actuated sprayer for dispensing liquid products featuring a movable hinge point for the trigger handle in the form of a flexure. The flexure allows a constant orientation for the spray nozzle to be maintained by accommodating changes in radial distance as the trigger handle is depressed, while...     

The snap-in trigger for mounting in a trigger sprayer housing comprises a trigger which includes flexible members carrying pivotal mounting elements which mate with corresponding elements in a base, e.g., the sprayer housing. The flexible members are flexed towards each other during attachment of the...     

A rechargeable garden sprayer includes a container having an opening on an upper face, a lower suction tube, and an inlet formed at a side thereof. The inlet cooperates internally with the main body of the container such that liquid poured in through the inlet flows to the container. An engaging body...     

A spray pump comprising a main cylinder and a secondary cylinder with a main piston and a secondary piston, first and second springs are provided for urging the pistons to particular positions. A fixed attachment between the main piston and the secondary cylinder and the latter forms a space with a closed...     

A trigger actuated dispenser pump for dispensing product from a container, in which a multi-function piston member has a primary piston reciprocable in a pump chamber and a secondary piston reciprocable in an outlet chamber. The primary piston draws product from the container, pressurizes it and pumps...