Abstract: A pool cleaner with a cover assembly that includes a bottom cover with a cover opening, a supply mast, a distributor manifold, a timer assembly, a scrubber assembly, and a venturi vacuum. The distributor manifold receives water from the supply mast and encircles the suction mast. The venturi vacuum is in fluid communication with the distributor manifold and is designed to vacuum debris from a pool surface.

Abstract: The invention relates to a suction excavator having a vehicle chassis, a suction fan, and a dumpable material collection container. The material collection container has a collection chamber and is swivelable about a tilt axis that extends parallel to the vehicle longitudinal axis, between a working position and an emptying position. Furthermore, a filter unit is provided which is situated in a filter chamber in the material collection container and through which suction flow passes. The filter unit is rotatably mounted on a rotational axis that extends parallel to the tilt axis of the material collection container, wherein in an unlocked state, swiveling of the filter unit about the rotational axis is enabled in order to swivel the filter unit out of the filter chamber, at least in sections.

Abstract: The disclosure concerns air cleaners. Preferred air cleaners are shown which include a housing and a removable and replacement primary filter cartridge. Optional and advantageous features are shown. The preferred primary filter cartridge is conical in shape. A preferred optional safety or secondary filter cartridge is shown. Preferred methods of assembly and use are provided.

Abstract: A filter cartridge has a filter medium that is provided at least on an end face with a flange that serves for the installation of the filter cartridge in a filter arrangement, whereby the flange has a radial flange and a support section, whereby the support section extends in the lengthwise direction of the filter cartridge.

Abstract: A vacuum cleaner dust container holder for holding a dust container having a connector plate. The holder has an insert slot configured to receive the connector plate of the dust container and configured to hold the connector plate in a working position within a vacuum cleaner during use of the vacuum cleaner. The insert slot is configured to bend at least a first portion of the connector plate upon insertion of the connector plate into the insert slot, or configured to bend at least a first portion of the connector plate after insertion of the connector plate into the insert slot. A connector plate for a vacuum cleaner dust container, and a vacuum cleaner comprising a holder are also provided.

Abstract: A dust collector includes an enclosure and a tube sheet separating filter and clean air compartments. The tube sheet forms a filter opening and a filter is located within the filter compartment and includes a filter flange having an air outlet aligned with said filter opening. The flange includes first and second alignment structures located on a first lateral side of the flange. A clamping assembly includes first and second filter clamps that are movable between a sealing position for sealing the filter flange against the tube sheet, and a release position. The first filter clamp engages the first alignment structure when in the sealing position. The second filter clamp engages the second alignment structure when in the sealing position. The dust collector includes means for moving the filter clamps between the sealing position and the release position.

Abstract: A vacuum cleaner dust container having a dust bag, made of an air permeable material, and a connector plate, surrounding an opening in the dust bag. The connector plate is configured by the connector plate being slid into a holder of a vacuum cleaner to correctly position the opening therein. The connector plate has a central portion surrounding the opening, and an extending portion projecting from the central portion. The extending portion has a lower bending stiffness than the central portion about an axis perpendicular to the direction in which it is inserted. Thereby extending portion can be bent out of the plane of the central portion and into a curvature without bending the central portion, which facilitates fitting the connector plate in a vacuum cleaner canister with curved inner walls.

Abstract: Embodiments of the invention provide a system and method for operating a pressure-driven pool cleaner. The system includes a hydraulic timer assembly and a venturi vacuum assembly. The method includes directing water to the hydraulic timer assembly and the venturi vacuum assembly, driving the pressure-driven pool cleaner with the hydraulic timer assembly according to a timed movement cycle including a combination of backward movement and forward movement, and suctioning debris with the venturi vacuum assembly. The venturi vacuum assembly is independent of the hydraulic timer assembly so that suctioning occurs during the backward movement and the forward movement.

Abstract: A round-shaped lid with a curved edge and domed air outlets to collect leaves with a blower/vacuum in suction mode. The leaves shredded by the blower/vacuum are discharged into a connecting pipe which is attached to a lid inserted into the opening of a large debris collection bag. In particular, the lid has three main openings, one for the entry of debris and two for the air outlet. The connecting pipe is made of ribbed plastic and is held to the lid by the sides of a groove and to the blower/vacuum by a plastic sleeve with cable ties. A piece of thick plastic or metal is placed under a plastic membrane and the debris collection bag in order to protect them during movement over the ground. The debris is collected directly into the bag that will be discarded.

Abstract: A reusable aftermarket particulate collection member for use with an otherwise conventional floor vacuum cleaner. The collection member is formed of a size, shape and configuration as to be an aftermarket replacement for a conventional, disposable paper type vacuum filter bags used with said conventional vacuum cleaners. An open end is formed on the collection member, and the collection member is further formed of a woven and/or nonwoven fabric. Said member having a slip clamp fastener arrangement for sealing the open end during use, but for allowing said opening to permit egress of collected contents. An entry portal formed within a sidewall of said collection member is circumscribed by a rigid mounting plate adapted to allow for securement to a hose inlet.

Abstract: A filter support cage for a baghouse filter comprises a first filter cage segment comprising elongated body portion having a top end and a bottom end, a second filter cage segment comprising a second elongated body portion having a top end and a bottom end, and a coupling member positioned between and connecting the bottom end of the first filter cage segment and the top end of the second filter cage segment.

Abstract: A filter unit comprising a filter bag for removing particles from an air or gas flow, wherein the filter unit is arranged to receive at least one filter pocket and the filter bag comprises an opening portion and an end portion opposite said opening portion. The filter unit further comprises a frame arranged at a periphery of the opening portion, and a support structure arranged at the periphery of the end portion for stretching an area of the end portion. The frame and the support structure act to stretch the filter bag into a substantially parallelepiped shape such that the filter unit is arranged to provide a free passage for the at least one 140 filter pocket into and out of said filter bag. Furthermore, the filter unit is arranged to fold between the frame and the support structure into a folded state.

Abstract: A block-base bag is for vacuum cleaners. The bag includes, in the interior thereof, a diffuser made of strips of material and/or sheet materials with oblong-shaped flow openings. Such bags are distinguished by excellent dust storage capacity and extension of the useful life.

Abstract: A device for collecting and disposing of pet waste includes a housing containing a vacuum source. The housing is configured to receive a disposable liner bag. When closed, the housing holds the liner bag securely therein. The mouth of the bag is fed through the access port of the device such that the access port is insulated from contact with the waste being picked up. A bail holds the bag in place. A filtered bag is presented for use in the device.

Abstract: A filter installation arrangement and an associated method of installing a filter assembly to a partition. A filter assembly includes a filter element that extends along a longitudinal axis. The filter element includes an end cap disposed at an end of the filter element. An adjustment device of the installation arrangement axially displaces the end cap of the filter element in a first direction. An insert portion is inserted adjacent the end cap subsequent to the axial displacement of the end cap. The insert portion is configured to limit axial displacement of the end cap in a second direction that is opposite the first direction.

Abstract: A flat bag for vacuum cleaners includes, in the interior thereof, at least two diffusers made of strips of material and/or sheet materials with oblong-shaped flow openings. Such flat bags are distinguished by excellent dust storage capacity and extension of the useful life.

Abstract: A dust screen for an inspection hatch disposed in the roof or a side wall of a dry bulk storage unit for use during pneumatic loading of aggregate material from a pneumatic trailer via air pressure ducted into the bulk storage unit. The dust screen includes an elastic cord in a hem surrounding an open end of the screen to secure the dust screen to the inspection hatch. An alternative embodiment may include a binding strap having a ratchet buckle to supplement the elastic cord. As the dust screen extends upward in the presence of said air pressure, the dust is allowed to settle into the storage unit. No separate container to contain the dust is required, and no separate structure is required to support the dust screen during operation. The dust screen is light weight, portable and reusable, and low in cost.

Abstract: A flat bag is for vacuum cleaners. The bad includes, in the interior thereof, at least one diffuser which forms an intermediate plane and is made of strips of material and/or sheet materials with oblong-shaped flow openings. Such flat bags are distinguished by excellent dust storage capacity and extension of the useful life.

Abstract: The invention relates to a vacuum cleaner filter bag, including an inlet opening (3), a filter bag material which has an inner layer of nonwoven material (10) at least in the region of the inlet opening, and a holding plate (2) which is arranged on the outside of the filter bag in the region of the inlet opening, can be attached to a vacuum cleaner holding means for securing the vacuum cleaner filter bag and on which a closure device (4) for closing the inlet opening is provided, wherein the nonwoven material, in the region of the inlet opening, has a surface (20) which is provided in such a manner that the formation of a filter cake on said surface is avoided.

Abstract: A filter bag and an apparatus for attaching a filter bag to a vacuum sweeper are provided. The filter bag includes a top plate and a bag portion. The top plate has a key formed thereon. The apparatus includes a sled configured to receive a portion of a filter bag having a key formed thereon. The apparatus also includes a sweeper housing. The sweeper housing is adjacent the sled. The housing has a cavity for receiving a portion of the filter bag and a lock that interconnects with the key. A method for installing the filter bag in a vacuum sweeper is also provided.

Abstract: An air filter and dust collector are provided. In one embodiment, the air filter includes a filter element coupled at a first end to a end cap and at a second end to a first side of a rectangular filter flange assembly. The rectangular filter flange assembly includes a central aperture open to an interior region bounded by the filter element. A rectangular gasket is disposed on the second side of the filter flange assembly and circumscribes the central aperture.

Abstract: The invention relates to a filter arrangement comprising a plate-shaped filter holder (12) provided with at least one stem-type protruberance (13) having an opening (11) said filter holder (12) being used to receive a filter element (14) in a sealed manner for each protuberance on the raw gas side of the filter holder. In order to ensure that the filter is changed easily with sufficient filtering safety, each filter element (14) is provided with an adapter collar (15) comprising at least one limb (15B; 15D) parallel to the protruberances. Said limb can be placed, from the raw gas side, inside or over the protruberance. A sealing arrangement (16) provided comprises sealing elements (16A, 16B) which are parallel to both the plates and to the protruberances and are used for the at least partial join between the protruberance and the adapter collar.

Abstract: A leaf and lawn vacuum bagger has a housing that is attached to the exhaust outlet of a conventional leaf and lawn blower/vacuum or mulching device, and an air permeable bag releasably connected to the exhaust outlet has a fastener closure at a bottom end. A flexible sleeve is secured at one end to the housing and the air permeable bag is releasably connected at the opposed end for capturing the vacuumed yard debris. A closure member attached to the housing is selectively closed to allow exhaust gases from the lawn blower/vacuum or mulcher device to exit through the pores of the air permeable bag to the atmosphere, and leaves and yard debris exhausted through the blower/vacuum or mulcher falls down through the interior of said air permeable bag, through said sleeve, and are collected in the housing interior, and when opened, the collected leaves and yard debris falls through the housing and into the attached disposable bag, and the attached bag is then removed and replaced as needed.

Abstract: A reusable aftermarket particulate collection member for use with an otherwise conventional floor vacuum cleaner. The collection member is formed of a size, shape and configuration as to be an aftermarket replacement for a conventional, disposable paper type vacuum filter bags used with said conventional vacuum cleaners. An open end is formed on the collection member, and the collection member is further formed of a woven and/or nonwoven fabric. Said member having a slip clamp fastener arrangement for sealing the open end during use, but for allowing said opening to permit egress of collected contents. An entry portal formed within a sidewall of said collection member is circumscribed by a rigid mounting plate adapted to allow for securement to a hose inlet.

Abstract: In one aspect, a method for assembling a filtration system is provided. The method includes providing a filter including a retainer formed therewith. The method also includes coupling a gasket about the retainer such that the gasket circumscribes the retainer, such that the gasket is integrally formed with a clamp and such that the clamp is coupled to the retainer in a friction fit.

Abstract: A vacuum cleaner filter bag with an inlet opening and a deflection device arranged in the area of the inlet opening, which is configured in such a way that an air stream flowing through the inlet opening can be deflected.

Abstract: A filter pipeline for an air intake system of an internal combustion engine has a tubular body and a filter element arranged in the tubular body. The filter element is a filter bag of a flexible material that has an opening and is attachable in the area of the opening to the tubular body. The filter bag and an inner wall of the tubular body are provided with ribs projecting inwardly from the tubular body such that in a circumferential direction of the pipeline different spacings are provided between the filter bag and the inner wall of the tubular body.

Abstract: A dust collector for collecting sawdust and wood chips during use of wood working tools includes a conduit or hose connected through an impeller forcing air with entrained dust and chips to an inlet ring of a single stage dust collector. A particle collector reservoir is connected on the bottom of the inlet ring and a filter element is connected on top of the inlet ring. A tapered ring wall with a central opening is provided in the inlet ring and a baffle is mounted in the central opening of the ring wall. The baffle is of a cone shape and tapers an opposite direction from the frusto-conical ring wall. The inlet opening of the inlet ring is directed to between the ring wall and the baffle.

Abstract: A dust collecting device for a handheld power tool equipped with a dust exhaust fitting (12), in particular for an electric handheld power sander, includes a dust collecting bag (14) that has an air-permeable filter bag (15) and a reinforcing plate (16). The reinforcing plate (16) is situated in front of the filter bag (15) and has an inlet opening (17) that fits onto the dust exhaust fitting (12). A support is attached to the handheld power tool and has a filter chamber (20) for insertion of the filter bag (15) and a receiving chamber (21) situated in front of the filter chamber (20) for insertion of the reinforcing plate (16).

Abstract: The invention relates to a filter device (1) and a filter element (8) for cleaning an air stream that is charged with particles. The filter element (8) comprises a bag-type filter sock (17) consisting of an air-permeable, flexible material and a support body (21) in the interior of the bag-type filter sock (17). The first axial end of the bag-type filter sock (17) is closed and the second axial end has an air outlet that allows the cleaned air stream to exit the filter sock (17).

Abstract: A leaf and lawn vacuum bagger has a housing that is attached to the exhaust outlet of a conventional leaf and lawn blower/vacuum or mulching device, and a conventional disposable trash bag is releasably attached to the housing for capturing the vacuumed yard debris. When the disposable bag is full or otherwise, it may be easily detached and another disposable bag easily affixed to collect more vacuumed leaf and yard debris. Alternatively, the vacuumed leaf and lawn debris can be collected and retained in the housing for later removal.

Abstract: A device for detachably securing a dust filter bag in dust aspirating equipment, comprises a flange part of rigid material seated externally on the bag wall and having a passage opening aligned with an inlet opening in the bag wall, and an equipment specific adapter plate of rigid material, which on the one hand is able to be secured to the dust aspirating equipment and on the other hand is able to be detachably connected with the flange part by means of a plug and detent joint. The adapter plate has a through opening which in the connected state is flush with the passage opening in the flange part and together with same has a through opening constituting a flow opening with the same and an annular seal and in the connected state effective between the adapter plate and the flange part for sealing off the through opening from the outside.

Abstract: A filtration bag assembly may include an air permeable bag and a collar affixed thereto. The collar may include an opening that communicates with the interior of said bag and at least one panel that is movable to selectively obscure the opening. The collar includes a bottom surface and a pair of opposed tabs extending laterally from opposed lateral edges of the collar. A bracket is secured to the floor cleaning apparatus and includes a pair of opposed legs, that each includes a first ramp surface and a second ramp surface. During insertion of the collar into said bracket, the first ramp surface slidingly contacts the bottom surface and the second ramp surface slidingly contacts said tabs to move the collar upwardly into fluid communication with a nozzle.

Abstract: A filter bag includes a bag structure of filter material. A panel is adhered to the bag structure and has a fill opening. A securing tab is attached by a hinge to the panel. The panel is configured to have a mounted position in which a fill tube projects through the fill opening into the bag structure to exhaust air into the bag structure. The panel can be secured in the mounted position by the attachment tab being manually pivoted about the hinge into attachment with an attachment structure coupled to the fill tube.

Abstract: A dust collector with a function of secondary collection is composed of a bottom base,an air guiding box installed above the bottom base and bored with a suction hole and a dust collecting hole at its upper and bottom surface respectively, a guiding device set inside the air guiding box, a filtering bag fixed on the guiding device, and a dust bag sealed with the lower dust collecting hole of the air guiding box. In using, dust can be drawn in by a blower to enter the air-guiding box. With a secondary filtration to prolong a service life of the filtering bag.

Abstract: A filter element (10) is disclosed having a integral clamp (100) thereon. The adjustable clamp (100) is held against a sleeve (90) by attached tabs (91). The sleeve (90) covers a collar (70) with a plurality of fingers (72) thereon. A high head, e.g., the apex, formed by a bead (80) in the fingers (72) permits better sealing between the filter (10) and the filter's support housing.

Abstract: A vacuum cleaner dirt containment system with a bag chamber having an open end, an outlet adapted to be in fluid communication with a vacuum fan inlet located on the vacuum cleaner housing, and a plurality of locator ribs extending from an inner wall of the bag chamber. Each locator rib has a landing adjacent an inner wall of the bag chamber, and a pin located inward of the landing and extending from the landing towards the open end of the bag chamber. A filter bag assembly is adapted to be inserted into the bag chamber, and has a flange attached to an open end of a permeable filter bag. A flange air inlet passes through the flange into the bag. The flange has openings located to be inserted over the locator rib pins, and support segments located to abut the locator rib landings. The lid is selectively attachable to the open end of the bag chamber, and includes an air inlet mounting tube that extends into the flange air inlet when the lid is attached to the open end of the bag chamber.

Abstract: A vacuum cleaner bag includes a bottom part having a substantially rectangular base section. A projecting section is disposed proximate to at least one side of the base section. The projecting section, when folded up for the storage position, rests on the base section. Sidewall sections extend peripherally in a direction away from the bottom part to form an inside space.

Abstract: A movable filter system is provided for moving one or more filters of a filter assembly between an operative position and a maintenance position. In one embodiment, a filter assembly is secured to a telescoping rod assembly so that it may be moved between operative and maintenance positions. Positioning the rod assembly vertically allows gravity to move the rod assembly to an extended position, and a winch and cable may be used to move the rod assembly to a retracted position. Keyways and channels may be used within the rods of the telescoping rod assembly so as to maintain rotational positioning of the filter assembly.

Abstract: A dust collection device for a sanding tool comprising a bag having a sidewall and a coupler attached to the bag. The sidewall comprising a first filter layer, a second filter layer, and an outer support layer. The first filter layer comprising a plurality of fibrillated electrostatically charged electret fibers forming a nonwoven web; the first filter layer having a total pressure drop between about 0.1 to about 4.0 mm H2O, and the first filter layer having a total basis weight between about 50 to about 450 gram/m2. The second filter layer comprising a melt blown microfiber nonwoven web; the second filter layer having a total pressure drop between about between about 5.5 to about 20.0 mm H20, and the second filter layer having a total basis weight between about 15 to about 75 grams/m2.

Abstract: A filter bag structure for use in a baghouse that has a tubesheet with a plurality of openings. The filter bag structure includes a substantially cylindrical filter bag having an axial end portion formed into a cuff. The filter bag has filtration media of a substantially electrically non-conductive material. The cuff of the filter bag is to be positioned adjacent an opening and mounted to structure of the tubesheet. An electrically conductive ground wire extends along a portion of the filter bag and has a portion to contact the tubesheet. An electrically conductive anti-collapse ring extends around another portion of the filter bag. An electrically conductive cover secures the anti-collapse ring to the filter bag and provides electrical conductivity between the ground wire and anti-collapse ring.

Abstract: A vacuum bag mounting assembly for housing a vacuum bag within a vacuum cleaner, where the vacuum cleaner includes a vacuum intake nozzle having an outlet end portion through which sucked in dirt is delivered to the vacuum bag housing assembly, including a vacuum bag storage compartment 1, a vacuum bag collar receiver disposed within the vacuum bag storage compartment that engages a collar of the vacuum bag, and a telescopic nozzle end attached to the outlet end portion of the vacuum intake nozzle, the telescopic nozzle end being moveable along the outlet end portion towards and away from the collar of the vacuum bag. The vacuum bag mounting assembly also includes a housing cover that covers the vacuum bag storage compartment, the housing cover including a nozzle engagement member that engages the telescopic nozzle.

Abstract: A manually-guided, portable suction device/blower is provided, and includes a blower unit having a motor for driving the blower unit, a blower tube that extends from the blower unit, a collection bag, wherein during suction operation of the suction device/blower, the blower tube opens out into the collection bag, and a potential-equalizing device disposed within the collection bag, wherein the potential-equalizing device is electrically conductively connected with an electrical ground connection of the suction device/blower.

Abstract: An improved bag docking assembly for aligning a vacuum bag for engagement with a dirty air outlet nozzle on a vacuum cleaner, and for retaining the vacuum bag in the position of engagement. The assembly incorporates an anchor member and a mounting member. The anchor member serves to attach the bag docking assembly to the vacuum cleaner. The anchor member can be a substantially flat piece of plastic having a central opening for closely receiving the dirty air outlet nozzle on the vacuum cleaner. The central opening can have a shoulder for engaging a rim or similar protrusion formed about the perimeter of the dirty air outlet nozzle. Additionally, protrusions are located on the anchor member that align with voids in the vacuum bag collar to ensure that correct alignment of the vacuum bag has been achieved.

Abstract: A vacuum bag mounting assembly for housing a vacuum bag within a vacuum cleaner, where the vacuum cleaner comprises a vacuum intake nozzle having an outlet end portion through which sucked in dirt is delivered to the vacuum bag mounting assembly, including a vacuum bag collar receiver that engages a collar of the vacuum bag, a telescopic nozzle end attached to the outlet end portion, the telescopic nozzle end being moveable along the outlet end portion towards and away from the collar of the vacuum bag, and a nozzle engagement member pivotally attached to the vacuum bag collar receiver. The nozzle engagement member is attached to the telescopic nozzle end such that pivoting of the nozzle engagement member in a first direction results in movement of the telescopic nozzle end away from the collar of the vacuum bag and pivoting of the nozzle engagement member in a second direction results in movement of the telescopic nozzle end towards the collar of the vacuum bag.

Abstract: A vacuum cleaner for use with a dust bag provided with a flange adapted to be slidably received in a bracket pivotally mounted in a dust collection chamber between a first position in engagement with a suction opening of the dust collection chamber and a second position removed from the first position. The dust collection chamber is provided with a lid selectively pivotable between open and closed positions. Movement of the lid to its closed position is contingent upon the flange of a dust bag having been inserted into the bracket to release the bracket from a blocking mechanism effective in the second position of the bracket and constituted by an upper edge of the bracket and a groove in the lid.

Abstract: A filter mounting system for use in a baghouse having a tubesheet with a plurality of openings. The filter mounting system includes filter media and a tubular mounting collar attached to the filter media to mount the filter media relative to the tubesheet. The filter mounting system also includes a gasket made of a flexible material. The gasket has a tubesheet receiving portion and a filter receiving portion extending from the tubesheet receiving portion. The mounting collar of the filter mounting system is adapted to be positioned within the filter receiving portion of the gasket and engaging the filter receiving portion to effect sealing engagement of the tubesheet receiving portion of the gasket against a portion of the tubesheet adjacent the opening. The filter receiving portion extends from the tubesheet receiving portion to force one portion of the gasket into sealing engagement with a surface of the tubesheet upon engagement with the mounting collar.

Abstract: A filter stop for a vacuum cleaner contains a dust chamber that is closable with a lid and receives a dust bag with a reinforcement plate in a specific fitting position. The filter stop has a base plate that is movable between two stopping positions parallel to the direction in which the reinforcement plate of the dust bag is inserted into the dust chamber. The filter stop is also provided with a swiveling lever that can be brought into a position activating the vacuuming function of the vacuum cleaner by the reinforcement plate when the dust bag is correctly positioned. The swiveling lever is in a position preventing the vacuuming function from being activated when the dust bag is not correctly positioned. The filter stop can be brought into a stop position activating the vacuuming function exclusively when the swiveling lever is actuated by a shoulder of the reinforcement plate.

Abstract: For use with vacuum cleaner bags of the type having a substantially rigid collar surrounding the bag opening, and with vacuum cleaners of the type having a dirty air outlet nozzle, a vacuum bag docking assembly is shown and described. The assembly incorporates an anchor member having a central opening for closely receiving the dirty air outlet nozzle. The assembly also incorporates a mounting member which engages the collar on the vacuum bag to secure the bag to the bag mounting member. The bag mounting member is pivotally connected to the anchor member, and moves between a loading position in which the bag can be inserted or removed from the mounting member, and a working position in which the bag opening engages the dirty air outlet nozzle.

Abstract: A vacuum cleaner filter bag retainer includes slots on each side which receive a cardboard plate attached to a filter bag. The plate is slid into the slots of the filter bag retainer such that openings in the plate and bag match with an opening in the filter bag retainer. The retainer is attached to a tank through an opening in the tank, and an inlet fitting extends from outside the tank, through the retainer, and into the bag. The inlet fitting, therefore, prevents the bag from sliding out of the slots in the retainer. A swivel fitting loosely traps the inlet fitting adjacent the filter bag retainer through threads on the swivel fitting and the retainer. The inlet fitting also holds a hose to the inlet fitting.