Abstract: A dispenser for dispensing a volume of viscous material on a substrate includes a frame, a gantry system coupled to the frame, and a dispenser unit coupled to the gantry system. The dispenser unit includes a housing having a chamber, and a piston disposed in the chamber. The piston has an elongate body and is configured to move between a pre-dispense position and a dispense position within the chamber. The dispenser unit further includes a motor to drive the movement of the piston within the chamber. The motor includes a rotating shaft, a wheel coupled to the rotating shaft, the wheel having at least one drive magnet, and a driven magnet disposed between wheel and the piston. The dispenser further includes a nozzle coupled to the housing. The nozzle has an orifice to dispense viscous material. Other embodiments of the dispenser and methods of dispensing are further disclosed.

Abstract: A hand-held apparatus for spraying texture material includes a body having a handle, a texture material hopper mounted on the body, and a nozzle extending from the body for spraying texture material. The apparatus also includes an air source connection component operable to connect and disconnect a source of air to and from the body. The air source connection component comprises a first connection structure on the body that is configured to receive a corresponding second connection structure associated with the air source and secure the second connection structure to the body by rotating the second connection structure with respect to the body.

Abstract: A concentrate/extract cartridge for dispensing a liquid concentrate/extract is provided. The cartridge includes a hollow body and a dispensing tube that contains a pumping device. The cartridge includes a valve having a valve stem that passes through a port of a valve seat connected to the dispensing tube. A piston is located at a first end of the valve stem and a valve body is located at a second end of the valve stem in removable contact with the valve seat for alternately opening and closing the port. The piston can also includes a membrane positioned on a side facing the valve stem configured to permit a flow of fluid into the dispensing tube when the valve body is in contact with the valve seat and to permit the fluid to be forcibly expressed from the dispensing tube when the valve body is moved from its contact position. A liquid dispenser suitable for numerous applications, having a removably insertable concentrate/extract cartridge and a method of dispensing a liquid are also provided.

Abstract: A packaging and dispensing device (10) for a liquid or semi-liquid product, includes: a container (12) including a lining element (18, 20) solidly connected thereto; an outlet member (22) borne by the lining element; and at least one pump (24) connected to (i) at least one inlet duct (26) communicating with an outlet hole (16) in the container, in turn communicating with the interior of the container, and (ii) at least one outlet duct (28) supplying the outlet member. An element (30) for controlling the pump can be activated from an external surface (32) of the lining element in order to control the operation of the pump and the conveying of the product from the container to the outlet member. The pump is a miniature piezoelectric pump which is powered by an electrical power supply unit (34) in the lining element and which is controlled by the control element.

Abstract: Dispensers with replaceable actuators and related methods. A representative dispenser includes a sealed fluid chamber with a fluid inlet and a valve seat, a valve member configured to be reciprocally moveable relative to the valve seat, and an actuator interface. The dispenser includes first and second actuators configured to be coupled with the actuator interface for reciprocally moving the valve member. The first actuator is configured to operate by a different motive force than the second actuator. The first actuator can be removed and replaced with the second actuator. The methods involve the ability to replace the first actuator with a second actuator.

Abstract: A dosing apparatus for the delivery of a substance in discrete form comprises a conveying element in which the discharge end thereof is a close fit in a discharge bushing thereby to ensure that the correct dosage of substance is discharged on a consistent basis.

Abstract: Device for ice cream distributor in cooled windows and similar, fit to prevent the ice cream melting in the outlet area comprises at least a duct with an outlet hole and control element of the ice cream flow. In the outlet duct (2) is inserted a piston (5) with a stem (6), or similar, which, at distributing position, is placed beyond the outlet hole (3) through which the ice cream exits. while, at rest position, is placed before the outlet hole (3), in such a way to block the ice cream exit. During the return motion, the piston (5) brings back the ice cream already in the duct into the inner portion of the cooled space, delimited by the dividing wall (4), or in same container (1), in such a way to avoid the ice cream melting at the end portion.

Abstract: A disposable concentrate pump for use with a liquid reservoir, with the actuating solenoid mounted in the dispenser. The pump has a body with flexible walls, a top-cap, a seal-base and a nozzle, with a seal-rod extending from the top-cap to the nozzle, stretching the flexible walls of the body and creating a net restoring force on the seal-base. A seal-head on the seal-rod seals a central opening in the seal-head when pressed against a side of the seal-head by the net restoring force. Reciprocally moving the seal-head parallel to an axis of the pump body operates the pump.

Abstract: The present invention provides a positive displacement rotary vane mixing pump in combination with a positive displacement rotary vane fluid pump. The mixing pump having an air inlet, an inlet for foamable fluid from the fluid pump, and an outlet from a discharge sector of the pump for discharging a mixture of air and liquid to a foam generator.

Abstract: A squeezing gun for two-part medical viscous fluid that simultaneously squeezes two different kinds of medical viscous fluid contained in a double cartridge including two tubes containing the respective different kinds of fluids. Two horizontal scroll bars are moved horizontally to actuate the squeezing of the fluids and are driven by a driving motor.

Abstract: A dispensing device may include a main body including a wall having a dispensing mouth defined in the wall; a storage portion, wherein the storage portion is retained by the main body; and a conveyance path providing communication between the storage portion and the dispensing mouth. In addition, the dispensing device may include a conveyor disposed in the conveyance path; a drive motor mechanically coupled to the conveyor; and a sensor, wherein the sensor is directly or indirectly electrically coupled to the drive motor and the sensor is in optical communication with the environment proximate to the dispensing mouth.

Abstract: A powered dispensing tool includes a housing, a motor positioned within the housing, a rack coupled to the motor for powered translation in at least one of a forward direction and a reverse direction, and a transmission selectively coupling the motor and the rack. The transmission includes an input ring rotatable in response to rotation of the motor in a first direction corresponding with powered translation of the rack in the forward direction, a first clutch member engaged with the rack through an intermediate gear, and a second clutch member that receives torque from the input ring and that is movable in response to rotation of the motor in the first direction toward a first position engaging the first clutch member. The second clutch member is also movable in response to rotation of the motor in an opposite, second direction toward a second position disengaged from the first clutch member.

Abstract: A powered dispensing tool includes a housing, a motor, a rack operably coupled to the motor for powered translation along a longitudinal axis in at least one of a forward direction and a reverse direction, a transmission housing at least partially positioned within the housing through which the rack is extendable, first and second plungers, at least one of which is coupled to one end of the rack, and a first cartridge housing within which first and second material cartridges may be supported in a side-by-side relationship. The first and second plungers are associated with the first and second material cartridges, respectively. The tool also includes a second cartridge housing within which only a single material cartridge may be supported. The first and second cartridge housings are interchangeably coupled to the transmission housing to adapt the tool for use with dual material cartridges or single material cartridges.

Abstract: The present invention is an automatic soap dispenser with notification function, which comprises an outer casing; a soap container; a plunger driven by a plunger driving means to move up and down between a default position and a dispensing position where the pump dispensing means is depressed to dispense liquid soap; a plunger position sensor which is configured to be triggered when the plunger is at the default position; and an integrated circuit with timing function which is programmed to operate in such a way that when the user sensing means is triggered, the integrated circuit activates the plunger driving means and initiates the timing function in order to activate the notification means after a predetermined period of time has elapsed, and when the plunger position sensor is triggered, the integrated circuit deactivates the plunger driving means.

Abstract: A dispenser with an automatic pump output detection system provides a pump with an adjustable output. The pump is coupled to a current sensor that generates an operating profile based on the electrical current consumed during each dispensement of material by the pump. A controller that includes one or more previously-stored reference profiles that correspond to discrete pump output amount values that are compared with each generated operating profile, whereby the discrete pump output amounts associated with the matching reference profile is used to compute various usage data associated with the operation of the dispenser.

Abstract: A toy water gun has an energizable linear-drive piston mechanism selectively operable between anterior translational movement and posterior translational movement. The mechanism drives a piston assembly including a piston head within a piston housing to pressurize a piston chamber for impelling fluid therefrom. A discharge structure is in fluid-flow communication with the piston chamber. The mechanism includes a reversible, electric motor and an actuator switch for selectively actuating the reversible, electric motor.

Abstract: A dispenser comprising a base unit (2) with an actuation mechanism for dispensing liquid and a refill unit (1) insertible into the base unit (2) in an inverted configuration with its outlet lowermost for the supply of liquid to the base unit (2), the refill unit (1) comprising an annular wall (30) projecting into the refill unit (1) and defining an outlet from the refill unit (1), the annular wall (30) being closable at its innermost end by a valve element (33) biased onto the annular wall 30), the base unit (2) comprising a hollow spigot (11) and an annular seal (14) surrounding and spaced from the top of the spigot (11) whereby insertion of the refill unit (1) into the base unit (2) causes the spigot (11) to enter the annular wall (30) and to lift the valve element (33) from the annular wall (30) to define a flow path from the refill unit (1), through at least one cut-out portion formed in the top of the spigot (11) and/or the bottom of the valve element (33) and down the hollow spigot (11), and the annular

Abstract: The present invention is preferably directed to a dispenser of the type sold by 3M ESPE under the trade name Pentamix and as also described above. Such a dispenser preferably comprises at least a first and a second compartment for a first reservoir and a second reservoir, respectively, the first and the second reservoirs containing a first and a second component for the dental material, respectively. It further preferably comprises a first and a second plunger driven by a first drive for advancing the first and the second components from the first and the second reservoirs, respectively. Moreover, a dynamic mixer driven by a second drive for automatically mixing the first and second components to form the dental material from the first and second components is provided. Such a dispenser further preferably has a dispensing portion or mixing tip for dispensing the mixed dental material.

Abstract: An apparatus for dispensing gel for use with a medical device comprising a storage container for storing a quantity of gel, a pump for delivering gel to a user, a first delivery conduit connected to the outlet of the storage container and the inlet of the pump, and a second delivery conduit connected to the outlet of the pump on one end and having a second end terminating at a location near the patient. The apparatus includes a heat source positioned proximal to the storage container for warming the gel so that is at a comfortable temperature when it is applied to a patient.

Abstract: The invention relates to a hand-held applicator unit for viscous materials having a screw pump disposed in a pump casing which is in communication with a drive, wherein the pump inlet has a product intake with a flexible supply line and the pump outlet contains a shaped mouthpiece.

Abstract: An ejection device for a mass-containing package (12) includes at least one piston rod (16) having a toothing (17) extending along its longitudinal extent, and a drive unit (21; 41) for displacing the at least one piston rod (16) and having at least one gear wheel (24; 44) engageable with the toothing (17) of the at least one piston rod (16) and displaceable from a first position, in which it engages the toothing (17) of the at least one piston rod (16), to a position in which it is disengaged from the toothing (17) of the at least one piston rod, and a drive motor (22) for driving the at least one gear wheel (24; 44).

Abstract: A pressurized fluid dispenser includes a base unit and a reservoir. The base unit includes a pump and a battery compartment including electrical contacts electrically connected with the pump. The reservoir is supported by and selectively removable from the base unit. The reservoir includes an internal compartment that is in fluid communication with the pump when the reservoir is connected to the base unit. A female panel mount for an electrically operated unit is also disclosed.

Abstract: A dispenser for dispensing a volume of viscous material on a substrate includes a frame, a gantry system coupled to the frame, and a dispenser unit coupled to the gantry system. The dispenser unit includes a housing having a chamber, and a piston disposed in the chamber. The piston has an elongate body and is configured to move between a pre-dispense position and a dispense position within the chamber. The dispenser unit further includes a motor to drive the movement of the piston within the chamber. The motor includes a rotating shaft, a wheel coupled to the rotating shaft, the wheel having at least one drive magnet, and a driven magnet disposed between wheel and the piston. The dispenser further includes a nozzle coupled to the housing. The nozzle has an orifice to dispense viscous material. Other embodiments of the dispenser and methods of dispensing are further disclosed.

Abstract: An apparatus and method for monitoring and controlling motor current during a dispensing of material from a dispensing tool (10) is provided, including a method for measuring the motor current of the dispensing tool during operation through a motor controller (U2). The method further includes sending a feedback signal from the motor controller (U2) relating to the measured motor current to an input of a microcontroller (U1) that is adapted to a dispensing tool (10). The feedback signal is compared to a prescribed threshold and the motor current is conditioned based on the comparing of the feedback signal to the prescribed threshold.

Abstract: A dispenser system for flowable material includes several interchangeable cartridge assemblies for retaining flowable material, each cartridge assembly including a dispensing piston sealingly and slidably retained within a cylinder, the cylinder having a distal cylinder dispensing end to which a material passing attachment can be sealingly mounted and having a proximal cylinder mounting end, and the piston including a piston head for creating the slidable seal within the cylinder and a piston drive mechanism connected to the piston; a drive structure for engaging and mounting the cartridge assembly and for progressively driving the flowable material out of the cartridge assembly and onto a target surface, the drive structure including a cartridge assembly engagement structure and having a piston drive mechanism which drivably and releasibly engages the piston drive mechanism upon fitting the cylinder to the engagement structure.

Abstract: A stabilising arrangement to limit the transverse movement of a shaft inside a hollow tube. The stabilising arrangement can include a plurality of stabilizing members each defining a bore for accepting the shaft therethrough and a portion extending outwards from the bore to limit transverse movement of the shaft inside the hollow tube. One or more respective resiliently deformable spacers or springs can be attached to and positioned between the stabilising members to resiliently space the stabilizing members apart, while allowing the stabilizing members to be compressed together or expanded inside the hollow tube.

Abstract: Systems and methods for packaging beverage components and dispensing beverages are provided. Bag-in-box packages include connectors that contain rotary pumps. Each rotary pump includes a resiliently deformable housing and a rotor that form a plurality of chambers. The bag-in-box package may be incorporated into a dispenser system that includes a touch screen that allows users to input beverage selections.

Abstract: An electric soap dispenser that includes sensors for detecting the presence of an object. The dispenser can be configured to dispense an amount of liquid soap, for example, upon detecting the presence of an object. The dispenser can include various features for enhancing the performance thereof. For example, the dispenser can include an additional button for manual operation of the pump. Additionally, the dispenser can detect the voltage of a power supply and compensate for a drop in voltage of the power supply so as to produce more uniform dispensations of the liquid product. Additionally, the dispenser can include a valve at its discharge end to prevent drips.

Abstract: A dispensing device may include a main body including a wall having a dispensing mouth defined in the wall; a storage portion, wherein the storage portion is retained by the main body; and a conveyance path providing communication between the storage portion and the dispensing mouth. In addition, the dispensing device may include a conveyor disposed in the conveyance path; a drive motor mechanically coupled to the conveyor; and a sensor, wherein the sensor is directly or indirectly electrically coupled to the drive motor and the sensor is in optical communication with the environment proximate to the dispensing mouth.

Abstract: A dispensing device may include a main body including a wall having a dispensing mouth defined in the wall; a storage portion, wherein the storage portion is retained by the main body; and a conveyance path providing communication between the storage portion and the dispensing mouth. In addition, the dispensing device may include a conveyor disposed in the conveyance path; a drive motor mechanically coupled to the conveyor; and a sensor, wherein the sensor is directly or indirectly electrically coupled to the drive motor and the sensor is in optical communication with the environment proximate to the dispensing mouth.

Abstract: A device for discharging granular material, has a receptacle into which the granular material may be introduced, with a separation grid, which is disposed in the receptacle, and an intermediate plate, which is disposed beneath the separation grid. The intermediate plate is equipped with a through-opening for the granular material, and with an aperture, which is provided beneath the intermediate plate and through which the granular material may be removed from the receptacle. The intermediate plate is disposed to be rotatable relative to the separation grid and the separation grid is disposed to be stationary relative to the receptacle.

Abstract: A sandbag filling apparatus has an auger within a steel pipe mounted to a wheeled frame for easy positioning. The pipe has a sand receiving end positionable beneath a sand pile, and an elevated end with a sand chute for filling sandbags. The auger flights are substantially spaced from the pipe ID and driven by a motor mounted to the pipe. The pipe has an opening which, when positioned beneath a sandpile, allows sand to enter the pipe and to be delivered by the auger to the sand chute. A vibrator is mounted to the pipe between the opening and the elevated end which vibrates a pair of fins arranged on either side of the opening so that sand cannot form a bridge across the opening. Smaller openings may be positioned beneath the fins on either side of the primary sand opening to ease starting the auger with sand present.

Abstract: A fluid dispensing device includes a pressurizing device coupled between a fluid bottle and a discharge tube for forcing the fluid to flow through the discharge tube without gravity, the pressurizing device includes a container having an inclined inner peripheral surface, and a piston slidably received in the container and having an outer peripheral portion for selectively engaging with the inclined inner peripheral surface of the container in order to pump the fluid into the discharge tube when the piston is moved toward the discharge tube with a coil, and for being selectively disengaged from the inner peripheral surface of the container when the piston is moved away from the discharge tube.

Abstract: An electric soap dispenser that includes sensors for detecting the presence of an object. The dispenser can be configured to dispense an amount of liquid soap, for example, upon detecting the presence of an object. The dispenser can include various features for enhancing the performance thereof. For example, the dispenser can include an additional button for manual operation of the pump. Additionally, the dispenser can detect the voltage of a power supply and compensate for a drop in voltage of the power supply so as to produce more uniform dispensations of the liquid product.

Abstract: A washing machine having a detergent feeding apparatus to stably feed a required amount of liquid detergent based on the amount of laundry in an automated manner. The washing machine includes a cabinet defining an external appearance of the washing machine, a drum placed in the cabinet, a detergent box connected to the drum, a liquid detergent reservoir placed below the detergent box and to store liquid detergent therein, and a detergent feeding apparatus connected to the detergent box and the liquid detergent reservoir and to feed the liquid detergent stored in the liquid detergent reservoir to the detergent box. The detergent feeding apparatus includes a cylinder which the liquid detergent is introduced into or discharged from, and a pressure regulating unit connected to the cylinder and to introduce the liquid detergent into the cylinder or discharge the introduced liquid detergent from the cylinder.

Abstract: A dispenser with an automatic pump output detection system includes a controller that controls the operation of an actuator that moves in a first and second direction along a path. A limit stop is adjustably disposed along the path, such that when the actuator moves in the first direction, it engages the limit stop and the pump. Upon engaging the limit stop, the controller reverses the movement of the actuator so that it moves in the second direction. As such, the specific discrete position of the limit stop determines the amount of material dispensed from the pump.

Abstract: An improved concentrated/extract cartridge is provided for dispensing a liquid in an accurate and repeatable manner. The cartridge includes an electromagnetically actuated piston connected to a value. The piston includes an exterior ring supported by a hollow interior web that is configured to permit a flow of fluid into the dispensing tube when the value body is in contact with the value seat. A membrane is located below the web and is in sealing contact with the internal ring when the piston is activated. This allows a precise and repeatable amount of the liquid to be dispensed with each stroke. Dispensers for dispensing the liquid from the cartridge for a number of applications are also provided. The dispensers each include an actuating coil into which the dispensing tube is inserted. A controller is connected to the coil for controlling the actuation of the piston/value assembly for dispensing the fluid in the cartridge as required for the particular application.

Abstract: An electric soap dispenser that includes sensors for detecting the presence of an object. The dispenser can be configured to dispense an amount of liquid soap, for example, upon detecting the presence of an object. The dispenser can include various features for enhancing the performance thereof. For example, the dispenser can include an additional button for manual operation of the pump. Additionally, the dispenser can detect the voltage of a power supply and compensate for a drop in voltage of the power supply so as to produce more uniform dispensations of the liquid product.

Abstract: A method for producing a multicomponent compound involves pressing components out of cartridges by means of pistons. The method has particular applicability in connection with dental applications. The method prevents pressing the components initially under high pressures. At the beginning of the pressing-out process, a pressure lower than the characteristic pressing-out pressure of the components from the cartridges is employed. Feed speeds are adjusted to constant value as a function of the pressing-out behavior of the components which are compared with stored or calculated values for a known material.

Abstract: The present disclosure relates generally to a standing foam dispenser, and more particularly, to a foam dispenser with a nozzle assembly having a disposable nozzle adapted for easy removal and replacement.

Abstract: A dispensing system is disclosed which utilizes an electronically powered key device and/or identification code associated with a refill container to preclude the need for mechanical keys. The system utilizes a near field frequency response to determine whether a refill container is compatible with a dispensing system. In particular, the refill container is provided with a coil terminated by one of a number of capacitors. The container is received in a housing that provides a pair of coils that are in a spatial relationship with the installed refill container's coil. By energizing one of the housing's coils, the other coil detects a unique electronic signature generated by the container's coil. If the signature is acceptable, the dispensing system is allowed to dispense a quantity of material. The system also provides a unique latching mechanism to retain the container and ensure positioning of all the coils.

Abstract: A new and improved remote, hot melt adhesive metering station (510), for supplying predetermined or precisely metered volumes of hot melt adhesive material toward applicator head or dispensing nozzle structures, comprises a plurality of rotary, gear-type metering pumps (518) which are arranged in a compact, longitudinally spaced manner upon an axially elongated drive gear manifold (512) such that the rotational axes of the plurality of rotary, gear-type metering pumps (518) are disposed parallel and adjacent to one side of the axially elongated drive gear manifold (512).

Abstract: A garden hose booster system includes a pump for pressurizing water, a motor connected to and designed to drive the pump, and a housing supporting the pump and the motor. The garden hose booster system further includes an inlet conduit, an outlet conduit, and a storage container. The inlet has a first garden hose coupling on an end thereof, and extends into the housing to direct the water to the pump. The outlet conduit has a second garden hose coupling on an end thereof, and extends out of the housing to direct the water from the pump. The storage container includes a bottom designed to be mounted to the top of the housing and a side wall extending upward from the bottom. The side wall and the bottom form an open volume within which a garden hose may be piled or coiled for storage thereof.

Abstract: A grease gun with a removable rotary tool comprises a connecting rod, a transmission mechanism, a push rod, and a connecting. The rotary tool which serves as a power source is removably mounted outside the body of the grease gun in such a manner that a connecting rod extends out of the body, such that the body is independent from the power source. The present invention can really save money for the consumers since the consumers only have to buy the body when need a grease gun, and the grease gun manufacturers don't need to produce the rotary tool F when producing grease gun, thus saving manufacturing cost.

Abstract: A grease gun with a pressure-relief device comprises a pressure-relief device. When the grease gun is subjected to an excessive driving force, the pressure-relief device will be pressed to allow the valve member of the pressure-relief device to compress the spring toward the cover member, and then the grease-passage port and the cartridge port will communicate with each other, so that the grease can flow back into the grease cartridge to further control the pressure in the grease gun, thus avoiding the damage to the grease gun and further extending the service life of the grease gun.

Abstract: A dispensing system comprising: a main body having an electrically driven SMA actuator; a container for a medium to be dispensed, the container being separate from, but connectable to, the main body; a dispenser, a portion of which is, in use, to be located within the container and moveable relative thereto so as to selectively dispense a portion of the medium, the dispenser also being arranged to be connected in use to the actuator of the main body: wherein the actuator is arranged to cause relative movement between the container and the dispenser in order to dispense a predetermined portion of the medium.

Abstract: A dispensing tool is disclosed which includes an exchangeable container having a main component A, a container having a minor component B, a mixer for the components A and B, and an expelling device for at least one of the containers, the expulsion into the mixer of at least one of the components being controllable independently of the other components. In addition, a method is disclosed for refilling the container of the minor component B of a dispensing tool.

Abstract: A device for controlling displacement of a syringe piston comprises a handheld casing, first and second engagement means. The first engagement means is formed exteriorly of the casing to engage the syringe's finger flange. The second engagement means slides on a first axis relative to the casing and engages the thumb rest. The device comprises means within the casing to cause the second engagement means to move along the first axis, causing the piston to move outwardly. An electronic controller module for controlling outward movement of the piston comprises an input/output port and a processor module. The processor module determines a prescribed movement speed and sends a motor command via the port at an initial motor speed. The motor causes the outward movement. The port receives speed measurements. The processor module attempts to match the measurements to a prescribed speed by sending successive motor commands via the port.

Abstract: A dispenser for food material that facilitates spreading of the material is disclosed. The dispenser can comprise a unitary construction, or can be composed of a plurality of components that can be fastened together. Disposable cartridges containing food material can be attached to the dispense, and the material within can be dispensed into a utensil such as a spoon for serving. The dispense provides metered dispensing.

Abstract: A fluid dispensing system provides a sprayer. The system has a container with liquid fluid, such as used in lawn and garden weed control and fertilization. The sprayer has a handle containing a spring engine and a pump for liquid from the container. The spring engine has a flat spring having a spring band extending from two coils wound on two shafts. One of the coils is manually wound by a crank connected to a shaft on which the coil is connected. The other shaft is connected to the pump by a rotary cam driver. Liquid is sucked by the pump into a pump chamber during part of a cycle of rotation of the other shaft when the coils are unwound and the liquid is pumped out of the chamber during the other part of the cycle of rotation to a sprayer head on the sprayer handle.