Abstract: A sealing means for sealing a filter envelope of a filter apparatus which includes at least one clip for sealing the filter envelope, and at least one connecting means extending from the filter apparatus to the at least one clip. Such a sealing means prevents the accidental discarding of clips for sealing filter envelopes.

Abstract: A molded base module for a filter assembly includes a header portion that defines a receiving cavity for a replaceable cartridge and may include integral inlet and outlet structures for communicating with the received filtered cartridge. The header portion includes an integrally formed retainer having a retaining channel for receiving tabs projecting from the cartridge, thereby retaining the cartridge to the module. The retaining channel is defined by a retaining lip and axially spaced shoulder connected by a side wall. In an illustrated embodiment, the retaining lip includes a plurality of angularly spaced axial slots and the side wall includes ramp-like projections which mate with correspondingly shaped tabs projecting from the cartridge.

Abstract: A dual filter system for diesel fuel is provided, which allows the operator to keep the diesel engine running while inspecting or replacing one of the two fuel filters. The system includes an upper block which is divided into two identical mirror image sections. Each section has a shutoff valve, a fuel filter and a one-way check valve. Fuel is introduced into a common passageway and flows equally to each side of the upper block. Fuel is fed through each filter and filtered fuel moves through the one-way check valve to a common outport. In order to inspect or replace one filter, the fuel to the filter to be replaced is simply, shut off by the cutoff valve. All of the fuel then flows through the opposite side. The one-way check valves prevent fuel flowing through the opposite side from flowing back into the side which is being serviced. Air bleed valves are also provided in order to put the new filter side back in operation.

Abstract: A modular base for a filter assembly includes a header portion defining a cavity for receiving a filter cartridge and a communication module defining fluid pathways to and from the base. Brackets extend from the header portion and include slots. Yokes extend from the communication module to complement the slots. The brackets and received yokes together define pathways into which generally tubular compression limiters are inserted. The compression limiters serve dual functions by retaining the communication module to the header portion and reinforcing the brackets. A sealing grommet disposed between the header portion and communication module enhances the sealed integrity of the base.

Abstract: A filter assembly is disclosed including a cartridge member having a body portion and a cylindrical neck portion depending from the body portion, the neck portion having at least one lug depending radially outwardly therefrom having a keyed surface formation thereon, and a reception member defining an axial bore for receiving the neck portion of the cartridge member, the bore having at least one reception area provided therein for receiving the at least one lug, the reception area having a compatible mating surface formation defined therein for engaging the keyed surface formation on the lug so as to prevent engagement with an incompatible cartridge member.

Abstract: An oil strainer comprises upper and lower partial bodies, made of synthetic resin, joined together to form a roughly tube-shaped strainer main body, the interior of which is provided with a filter. The oil strainer has a flange section for attachment with bolts, and the flange section is provided with at least one bolt hole which passes through the interior of the roughly tube-shaped strainer main body. With this structure, it is possible to provide an oil strainer which can be installed on a small installation surface, which is able to reduce resin fatigue, and which can prevent impairment of the seal due to loosening of installation members.

Abstract: A molded base module for a filter assembly comprises a header portion which forms a receiving cavity for a replaceable cartridge and includes integral inlet and outlet structures for providing the communication with the received filtered cartridge. The base module also includes an integrally formed retainer defining a retaining channel for securably retaining the cartridge to the module. The retainer may include angularly spaced slots which mate with corresponding retention tabs of the cartridge.

Abstract: An oil filter adapter ring for mounting between the oil filter receptacle of an engine and an oil filter canister consists of a disc having an external diameter substantially equal to the external diameter of the canister o-ring; a ring having an external diameter substantially equal to the external diameter of the disc, with the ring engaging the disc and the canister o-ring and cooperating with the disc and the canister o-ring to form a channel for oil passage; a number of adapter oil inlets traversing the disc; an adapter oil outlet traversing the disc; and an adapter o-ring sealing to the connector ring. The oil filter adapter ring permits mounting a larger filter canister than was designed for the engine on the oil filter receptacle.

Abstract: An integrated fuel filter and fuel pump assembly with a water separation capability includes a fuel filter housing and a fuel filter element placed within the fuel filter housing. The fuel filter housing includes an outer surface with a connection interface for a fuel pump. This connection interface includes a fuel inlet port and mounting provisions for threaded fasteners. The fuel pump which completes the integrated assembly includes a fuel inlet and a fuel exit which is directly connected to the flow inlet of the housing. Further, the fuel pump is directly mounted to the outer surface of the housing in a unitized-type of arrangement. The upper endplate for the filter element is enlarged so as to extend beyond the outer diameter of the filter element and additional serve as a closing lid for the housing.

Abstract: A coolant filter kit, for attaching in-line to a coolant hose of a combustion engine, includes a fluid conduit member and a coolant filter apparatus. The fluid conduit member has a stem and two opposed branches connected to the stem, with an inlet formed in a first branch thereof, and an outlet formed in a second branch. The fluid conduit member further has a partition in the stem thereof, substantially separating a first flow chamber from a second flow chamber therewithin. In a preferred embodiment of the invention, a limited amount of fluid is allowed to flow directly from the inlet to the outlet without passing through the filter apparatus. The filter apparatus includes a hollow housing defining a filter chamber therein. A porous cylindrical filter element is disposed in the filter chamber of the housing. Optionally, the filter apparatus may include a slow-dissolving tablet or plug for releasing a supplemental coolant additive into coolant over time.

Abstract: The present invention is directed to an apparatus suitable for filtering oil used in connection with a mechanical transmission. The apparatus includes a transmission having an oil circulator, typically an oil pump, at least one transmission inlet and at least one transmission outlet to facilitate the flow of oil through the transmission; an oil filter in communication with the transmission inlet and transmission outlet; and an adapter connected to the filter and the transmission. The oil filter, which may be of the conventional spin-on type, is positioned for ease of access and may be inspected and/or replaced without having to remove an oil pan or to drain a significant amount of oil from the system. Moreover, the system is readily adapted to conventional equipment and can further include an oil cooler.

Abstract: A well screen for preventing contaminants such as debris, pests, and insects from falling into the well water. The well screen includes a barrier having top and bottom faces with a plurality of apertures therethrough. A plurality of elongate hanging arms are upwardly extended from the top face of the barrier. The hanging arms each have an outwardly extending upper extent.

Abstract: An automatic oil-water separator which separates wastewater into oil or grease and water fractions is disclosed. The separator does not include any mechanical pumps in its structure and therefore does not generate oil or grease and water emulsions which are characteristic of separators using pumps and which are very difficult to separate. The separator is constructed without moving parts, filters or coalescing plates and operated without the addition of chemicals or the use of electricity.

Abstract: An adjustable elastic support is provided for a filtering sleeve. A tilting body 1 has one extremity with an inlet 2. A filter unit 3 is lodged inside the body 1. The lower portion of the body 1 is provided with an outlet 5 for the filtrate. An outlet 6 for solids of the filtration process is also provided. The tilting body 1 is assembled on a frame 7 through a pivot 8 and an inclination regulation device 9. The filtering unit 3 includes a filtering sleeve 10 operated conjunction with a rotor 11. Sleeve 10 is assembled on the filtering unit 3 through supports 12, 19 and 22. The supports 12 and 19 are movable and are associated with a tension adjusting device 21.

Abstract: A filter for filtering plastic melt prior to feeding the melt into an extruder nozzle, for example a thermoplastic film extruder nozzle, has preferably two filter housings for holding respective exchangeable filter cartridges. Both filter housings are articulated by hinges to a column mounting so that one filter housing can be serviced while the other filter housing with its filter cartridge is in a filtering position and vice versa. A single filter may be used alternatively. In both instances the column mounting may include at least one, preferably two, mounting columns.

Abstract: A seal arrangement for fluid filters is provided. The seal arrangement generally concerns compressing a gasket between selected portions of the filter base and filter cartridge. A preferred frusto-conical configuration is provided, to advantage. Methods of assembly and use are described, as well as preferred filter base configurations and preferred filter cartridge configurations.

Abstract: A drain insert for the drain inlets of storm water sewer systems comprises an outer housing, an inner sleeve integrally formed with and extending within the outer housing, a support hanger carried by the outer housing and adapted to rest atop a concrete flange at the mouth of the drain inlet, and, a collar member which rests atop the concrete flange and at least partially overlies the inner sleeve to direct all run-off water into the interior of the drain insert.

Abstract: The base assembly of a fuel filter assembly includes a base member and a bimetallic disc. The base member has a fuel supply inlet for receiving a flow of new fuel from a fuel tank and an inlet plenum in fluid communication with the fuel supply inlet and the filter cartridge. The base member also has an excess fuel inlet for receiving a flow of excess fuel from the fuel injection pump, an excess fuel outlet in fluid communication with the fuel tank, and a fuel passage providing fluid communication between the excess fuel inlet and the excess fuel outlet. The bimetallic disc is disposed in the fuel passage adjacent an opening in the wall separating the fuel passage from the inlet plenum. The edge portion of the bimetallic disc is flexed away from the wall to open the opening when the temperature of the excess fuel is below a predetermined value, warming the new fuel to prevent formation of wax crystals.

Abstract: A metal particle removal and retention apparatus includes a canister-retention bracket, a liquid inlet channel connected to the canister-retention bracket, a liquid outlet channel connected to the canister-retention bracket, and a canister assembly connected to the canister-retention bracket. The canister assembly is in communication with the liquid inlet channel and the liquid outlet channel. A magnet attachment assembly attached to the canister assembly. The canister assembly includes a canister housing which includes an exterior magnet-attachment-reception portion which receives the magnet attachment assembly. The canister assembly includes an interior particle-reception pan attached to an interior pan-reception portion of the canister housing. The interior pan-reception portion is in registration with the exterior magnet-attachment-reception portion. An interior funnel element is supported inside the canister housing.

Abstract: An oil skimmer of the endless belt type which is transportable as a unit is disclosed. The unit has an adjustment for adjusting the location of the axis of head pulley rotation and a floating tail pulley to assure accurate tracking of the belts on the pulleys and consistent and appropriate tension on the belt. The tail pulley features L-shaped spokes having legs that provide limited pulley-to-belt contact, minimizing oil transfer from the belt to the tail pulley, and also providing a mechanism for forcing oil against a descending belt reach to provide enhanced oil pick-up.

Abstract: An improved metal particle removal and retention apparatus includes a canister-retention bracket, a liquid inlet channel connected to the canister-retention bracket, a liquid outlet channel connected to the canister-retention bracket, and a canister assembly connected to the canister-retention bracket. The canister assembly is in communication with the liquid inlet channel and the liquid outlet channel, and a plurality of magnet attachment assemblies are attached to the canister assembly. The canister assembly includes a plurality of interior particle-reception pans attached to a plurality of interior pan-reception portions of the canister housing. The interior pan-reception portions are in registration with the exterior magnet-attachment-reception portions. An outflow tube is connected to the canister-retention bracket and is in communication with the liquid outlet channel. The outflow tube includes a plurality of oil receiving apertures.

Abstract: Apparatus for skimming liquid from the surface of a body of liquid which includes a lighter liquid floating on a heavier liquid. The apparatus includes an upwardly opening container having a specific gravity which causes the container to float in the body of liquid with an upper edge of the container in the vicinity of the interface between the lighter and heavier liquids. An elongated suction tube has a lower end extending down into the container. The upper end of the suction tube is connected to a source of suction so liquid is withdrawn from the container through the tube.

Abstract: A filtering assembly for separating solids suspended in a solution includes a control device closing a plurality of supply devices for the solution to be filtered and for washing liquid and opening a drain valve of an outlet of the assembly in response to a critical level of accumulation of solids on a pulp detector.

Abstract: A filter for suspensions with an impeller generating controlled turbulence for suspended solids, comprising an inclinable filter body 1 which shelters a filtrating element consisting of a filtrating sleeve (10) and an impeller (11) working together. The sleeve (10) is mounted on filter body (1) by means of supports (12) and it shelters a part of the impeller (11), comprising an axle (13) which is subject to a motor assembly (14), located outside body (1) and around which are mounted radial blades defining two phases: an inlet phase (15) and a processing phase (16), the latter being lodged inside the sleeve (10) and a washing device (31) for the sleeve (10). The inlet phase (15) comprises blades (20) in the form of a short pace propeller to give axial impulse, and no radial impulse, to the liquid to be filtrated. The processing phase (16) comprises blades in the form of a long pace propeller (21) to give impulse of great radial intensity, and small axial intensity, to the liquid.

Abstract: A fuel filter constructed and arranged with a heater and designed for fuel-water separation includes a unitary housing (casting) which has an open top to be closed by a threaded lid and a closed base which in combination with a surrounding sidewall defines an interior space. A fuel filter cartridge including a filter element, centertube, and top and bottom endplates is disposed in the interior space such that there is a water collection space between the bottom endplate and the closed base of the housing. The lid includes a plurality of snap-fit fingers arranged in an annular array for press-on attachment to the top endplate. A heater ring is provided within the housing and is positioned around the filter cartridge. The heater ring provides both a flow path for entering fuel and a plurality of positive-temperature-coefficient stones which assist in the heating of the fuel. Control of the heater ring is provided by a heater connector and thermostat combination.

Abstract: A storm drain filter (10) functioning to remove selected substances from water flowing through a municipal storm drain. The storm drain filter (10) has an absorption filter (18) functioning to absorb selectable substances from a liquid. The absorption filter (18) comprises an absorption filter frame (18A) enclosing an absorption filter absorbing material (18B) between pairs of at least two absorption filter longitudinal retainers (18C) and at least two absorption filter transverse retainers (18D). The at least two absorption filter longitudinal retainers (18C) and at least two absorption filter transverse retainers (18D) function to retain the absorption filter absorbing material (18B) within the absorption filter frame (18A). A tray (16) functions to support the absorption filter (18). The tray rear (16B) comprises at least one orifice (16BA) functioning to permit liquid to flow therethrough.

Abstract: A remote fuel filter kit that maintains the prime on a fuel system while changing the engine fuel filter or when the engine is off. A filter adapter is installed on the engine in place of the original fuel filter. The adapter directs the fuel from the engine to a remote filter attached to a remote filter head, and from the remote filter back to the engine. The remote filter head can be mounted in any assessable location and will accept the original fuel filter. The remote filter head has at least one check valve located in the passage from the engine to the remote filter head. The check valve prevents air from being admitted into the fuel system when the fuel filter is changed or during engine-off situations. Fuel hoses, mounting brackets and installation hardware complete the remote fuel filter kit.

Abstract: A skimming apparatus for a swimming pool that includes a ladder, the skimming apparatus is provided with a bracket to be mounted to a side rail of the ladder, the bracket having an offset arm and the skimming apparatus having a beam with a pivot rod pivotally mounted to the end of the offset arm so that when the skimming apparatus is deployed the beam will be blocked by the side rail of the ladder. The skimming apparatus has a pair of floats one on each end of the beam and a net is attached to the beam and the floats forming a pocket through which the water pushed by the current will pass through.

Abstract: A new and improved two-stage oil bypass filter device is provided to enable effective and efficient removal of both solid particulate and volatile oil contaminants while also allowing the addition and mixing of certain oil additives as required by specific internal combustion engine or industrial applications.

Abstract: By providing a fuel treating system with a strategically positioned sight-glass, it is possible to replace an fuel filter without either spilling large amounts of fuel all over or allowing for air bubbles, which can degrade the lubricating system's operation and cause siphoning. The sight-glass is positioned above the fuel inlet and outlet passages but below the filter. Thus, as soon as no fuel is seen in the sight-glass, a mechanic knows that the fuel filter has been substantially emptied of fuel yet the fuel inlet and outlet are still full.

Abstract: A water purifier includes a support body having a wide bottom portion for supporting the purifier, and a vertical wall panel having front and rear sides. Filter members for purifying water are mounted on the body at the front side thereof, and a pump, circuit board, electric transformer, and fluid control valves are mounted on the body at the rear side thereof to balance the weight of the purifier.

Abstract: An adapter which enables a person to use different, selected, sizes of inexpensive, readily available, oil or air filters to act as air filters to provide greater air filtration for hydraulic systems. The adapter includes a body having an axial central opening therethrough; an enlarged, cylindrical, central section having first and second opposed surfaces; a first end section extending from the first surface of the central section and having an enlarged, externally, threaded portion; a smaller, externally, threaded portion extending from the enlarged externally threaded portion; a reduced cylindrical section attached to the second surface of the enlarged, cylindrical, section of the body; and a male bayonet locking member fixed to the free end of the reduced cylindrical section of the body for engagement with a female receptacle member attached to a fluid reservoir.

Abstract: The fixing apparatus for fixing a fuel filter in the present invention comprises a ring portion for fixing fuel filter body securely by utilizing contraction force of resin. The fixing apparatus is made of resin softened by heat. The resin fixing apparatus has ring portion for accommodating and fixing a fuel filter. The inside shape of the ring portion is formed similar and somewhat smaller than the outer cylindrical shape of the fuel filter body. When the ring portion is heated and the resin and resin become flexible, the fuel filter is allowed to be press fitted into the ring portion.

Abstract: An elastic support is provided for a separating filter filtering sleeve. A tilting filter body (1) has one extremity with an inlet (2). A filter unit (3) is lodged inside the body (1). A rinsing device (4) for the filter unit (3) is provided at the top of the filter body (1). The lower portion of the body (1) is provided with an outlet (5) for filtrate. An outlet (6) for solids of the filtration process is also provided. The tilting filter body (1) is assembled on a frame (7) through linkages (8) and an inclination regulation device (9). The filtering unit (3) includes a filtering sleeve (10) operated in conjunction with an impeller (11). Sleeve (10) is assembled on the filter body (1) through supports (12). The supports (12) are elastic and are associated with a shock absorbing device (20).

Abstract: A sea water strainer for use with marine craft includes a reservoir forming member disposed intermediate two ends portions. The end portions are formed with inlet and outlet fluid channels which are selectively accessible and blockable to direct the flow through the strainer. Further, an arrangement for mounting the strainer is provided with inclined bores through which bolts may pass with their operational interface directed angularly upwardly for easy access by conventional tools.

Abstract: The present invention includes a liquid filtering filter head configured to receive a filter cartridge closure member, where the closure member has at least one seal member. The filter head has a generally cylindrical, inverted cup-like structure defining a chamber configured to receive the closure member and two openings in fluid communication with the chamber. Furthermore, the filter head features a guide for guiding a seal member as the closure member is inserted into the chamber, so that the seal member is prevented from becoming caught in the openings.

Abstract: An extractor device for extracting, filtering, measuring, and containing a subsurface portion of liquid soup, which having less fat content mixed than a surface area, from a soup pot in a single dipping application; comprising: A cylinder, container body which has a center bottom hole for liquid to flow through. A perforated filter can be attached to the bottom hole for filtering during the extraction. The upper part of the container has a support structure and a handle connected. The plugging means is interconnected with the support structure to be constantly closing the bottom hole. The opening means is made to be activated to disengage the plugging means to open the bottom hole. Whereby the container can be dipped into a soup pot and set the bottom hole and a lower portion of the container at a subsurface of the liquid soup.

Abstract: A filter module for filtering a flow of fluid employs a base member which either mounts a blanking plug or a diverter valve module. The plug is replaced by a diverter valve module for use with those engines that require an auxiliary source of low pressure fuel. A solenoid valve is housed in the module. A pressure regulator valve positioned in the valve module maintains a backpressure in the filter assembly to insure that there is sufficient head to drive the flow of fuel to the engine.

Abstract: Spray paint equipment combining a paint gun and stand. The stand serves to adjustably support a primary paint supply; filters for filtering paint; a gravity feed tank for the spray gun and the spray gun when it is not in use. To this end the stand is formed with a horizontal base dimensioned to support the paint supply. An upstanding vertical post extending from the base has adjustably mounted thereon an initial filter holder supporting a filter to filter paint as it is delivered into the paint supply. Also adjustably arranged on the vertical support post is another filter supporting holder and final filter mounted above an adjustable gravity tank support and gravity feed paint tank for the spray gun permitting selective positioning of the componets necessary to effect spray painting.

Abstract: The skimming device is designed for use in a swimming pool to skim leaves and other floating debris off the surface of the pool water. The device includes a conduit apparatus incorporating a pipe which terminates at one end in a connection arrangement which connects to the return flow inlet of the swimming pool and at the other end in a nozzle. The conduit apparatus is then self-supporting relative to the return flow inlet. A porous trap is supported relative to the conduit apparatus with the mouth of the trap at the surface of water in the swimming pool and spaced from the nozzle with the nozzle aimed towards the mouth. In operation, pressurised water conveyed by the pipe from the return flow inlet through the nozzle entrains floating debris from the surface of the swimming pool and directs it into the trap.

Abstract: The fixing apparatus for fixing a fuel filter in the present invention comprises a ring portion for fixing fuel filter body securely by utilizing contraction force of resin. The fixing apparatus is made of resin softened by heat. The resin fixing apparatus has ring portion for accommodating and fixing a fuel filter. The inside shape of the ring portion is formed similar and somewhat smaller than the outer cylindrical shape of the fuel filter body. When the ring portion is heated and the resin and resin become flexible, the fuel filter is allowed to be press fitted into the ring portion.

Abstract: A swimming pool skimmer apparatus having a skimmer arm with one end positioned inside the opening of a swimming pool weir and held in position by a pair of spring loaded pins, and the opposite end is shaped in the form of a hook to direct some of the water current flow along the line of the skimmer arm and toward the swimming pool weir. A screen is held in an opening formed within the skimmer arm along the greater part of the length and width of the skimmer arm. With the flow of the swimming pool inlets directed in one direction, a circular, counter clockwise current is set up and the pool skimmer of the invention diverts the debris into the swimming pool weir.

Abstract: The present disclosure concerns a storm runoff filtration system for placement into in-place storm drainage systems. In locations where runoff is directed vertically or nearly vertically downward on gravity flow, an inlet fluid guide of the system directs fluid to a flow through a filter cartridge. The filter cartridge is removable and rechargeable with a selected filter media.

Abstract: A filter assembly employs a base which mounts a disposable filter element cartridge. The cartridge includes either a single stage or a dual stage filter system. The base has custom and generic structural members. Variations in base design are accommodated in the custom member, the generic member having a generic design. The custom member is molded from polymeric material and requires no additional machining or treatment prior to use. This eliminates filter model specific shop fixtures and gigs, reducing costs and providing greater flexibility.

Abstract: A filter assembly employs a bracket and a base which mounts a disposable filter element cartridge. The bracket has a bracket mounting portion for mounting the bracket to a vehicle and a base mounting portion for mounting the base. The bracket mounting portion may be offset from the base mounting portion to provide mounting flexibility. The base mounting portion has a plurality of outwardly projecting catches that engage and support a corresponding number of hangers on the base. A threaded stud mounted on the bracket is received between the hangers. A nut in threaded engagement with the stud is torqued into engagement with the base, securing the base to the bracket.

Abstract: An improved canister-type aquarium filter design which includes, in various combinations, a motor which is contained within the canister, a discharge tube arranged approximately along the longitudinal axis of the canister, a pump section from which water exits from the top, a cover securing device which applies force to the top of the cover, a clamp arrangement for securing tubes to ports on the cover, and an adjustable mounting system for mounting the filter to an aquarium frame. The improved design provides easy access to the filter cartridge, improves efficiency, and eliminates the need for flexible hoses traditionally used to connect the filter to an aquarium.

Abstract: A water purifier for supplying high purity water with a low total organic carbon content. The purifier includes removable cartridges that contain a series of organic and ion exchange purification media. Special couplings are used to permit the cartridges to be easily and quickly connected to and removed from the water purifier. In addition, the cartridges contain a check valve to minimize water drainage from the cartridge when the cartridge is removed. Selected water purifier components are constructed of fluorinated polyethylene.

Abstract: A new and improved engine coolant filter for removing particulate matter such as scale and rust from an internal combustion engine cooling system, the engine coolant filter comprising a filter element wherethrough coolant fluid may be circulated, the filter element including a housing having an input aperture and an output aperture, the housing also having filter medium disposed between the input aperture and the output aperture wherethrough coolant fluid may flow, and a manifold installed in series with a pressurized coolant line, the manifold having an input port and an output port, the manifold being removedly connected to the filter element such that coolant fluid flowing into the input port is circulated through the filter medium then out the output port, the manifold also having an automatic clogged-filter bypass valve whereby an unacceptable pressure differential across the ports caused by clogged filter medium shunts the coolant fluid around the clogged filter medium, the manifold further having a vis

Abstract: A filter head with an integral priming pump (10) is adapted to engage a replaceable filter or separator element (20). The head has an axial stepped bore (46). The bore has a first area (52) in fluid connection with an inlet (14) which delivers fuel to the head. A second area (54) of the bore of larger diameter is in fluid connection with a pumping chamber (77) of a pump portion (18) of the head. A third area (60) of the bore is in fluid communication with a fluid in-flow area of the element through a spud (24). A first body (86) and a second body (88) are movably positioned in the bore. The first body is sized for blocking a first opening (56) between the first and second areas. The second body is sized for blocking a larger second opening (62) which extends between the second and third areas. Manually depressing and releasing a cover member (76) of the pumping portion of the head causes pressure and vacuum to be alternatively applied in the second area of the bore.

Abstract: The device has an elongate net with an extended, open mouth. The net forms a channel-shaped volume in which floating debris from a swimming pool can be collected. A tubular frame member extends lengthwise across the mouth of the net, and floats are provided to support the net and the tubular frame member at the surface of the pool water, with the mouth of the net orientated to receive floating debris. In operation, the tubular frame member is connected to the return flow inlet of the swimming pool so as to receive a portion of the flow returning to the pool through the inlet. Sprays on the tubular frame member are directed into the net. There is also an outlet for directing another portion of the return flow of water into the swimming pool so as to create a swirling flow of water in the pool which encourages floating debris to migrate about the pool to the net.