Abstract: A mobile enclosure, which allows access to a vehicle in an unsafe environment and minimizes the possibility of contamination of the cockpit includes a trailer that is subdivided into plural subcompartments. A decontamination area is provided for decontaminating personnel ingressing the enclosure. The enclosure also has a vehicle maintenance area for receiving the vehicle personnel hatchway portion of a vehicle. The maintenance area has docking doors which are contoured to fit around the vehicle and open and close automatically to admit the vehicle. Decontamination facilities are provided immediately outside of the docking doors, to decontaminate the vehicle personnel hatchway portion as it is admitted to the enclosure. A crew compartment is provided where personnel, including the pilot, can rest, eat, and work. The enclosure has an auxiliary power unit that provides decontaminated air and water, electricity and heat for hot water.

Abstract: In a floodwater and a process for floodwashing workpieces wherein the workpiece is immersed in a bath of washing liquid and a workpiece surface is acted upon by at least one jet of washing liquid issuing from a nozzle, in order to achieve optimum cleaning efficiency of the jets with as low pumping capacity as possible, it is proposed that a free jet be used as jet and that the nozzle be guided at a distance from the workpiece surface which at most is approximately twice the length of the jet core of the free jet.

Abstract: Improvements to an integrated circuit wafer rinsing and washing machine which include a streamlined housing for low turbulence air flow, improved rear maintenance capability, improved wafer carriers, foot operated switches and improved rotating part fastening means.

Abstract: A dishwashing machine having a box-like closed main frame with a front vertical opening and a door for closing the front opening. A hinge pivotally interconnects the bottom edge section of the door to the bottom front edge section of the main frame. A latch releasably lockingly anchors the top edge section of the door to the top front edge section of the main frame. The machine is characterized by the way the door joins with the main frame of the dishwasher when the door is closed: the side and top edge sections of the door inner face have two spaced outturned projections forming a continuous U-shape cavity, and the front and side edge sections of the top and side walls of the dishwasher main frame define an inturned U-shape cavity. The U-shape cavities engage each other when the door is closed, to prevent water escape but to allow air circulation through the joint.

Abstract: An apparatus and method for washing and drying (cleaning) a wetsuit. The system employs a two-tiered, fluid piping structure having an upper and lower hanger portions. The upper hanger portion is directly or indirectly connected to a hose which is connectable to a water or/and air source. During washing and rinsing operations, the appropriate liquid is introduced through the hose into the hanger portions, and is driven through a plurality of spray heads disposed selectively on both upper and lower hanger portions. The individual spray heads are oriented to overlappingly spray the entire outside and inside surfaces of the wetsuit. In a commercial embodiment, two or more systems are connected in series along a common horizontal tube. The entire unit is suspended and housed within a special enclosure.

Abstract: A portable self-contained decontamination booth suitable for removing contamination from reusable parts and tools. The front wall of the booth divides a transparent inclined viewing window above sealed work glove ports. An elevated eye-level control panel permits ready access to the controls for operating the booth. The interior of the booth being accessible through pneumatic side doors positioned at a level with portable side work tables which provide housing for the units which super heat the cleaning fluid as well as a self-contained ventilating system including a demister, filter and high capacity blowers.

Abstract: In a dishwasher having a wash tank for removably installing a cage for accommodating dishes, a nozzle body with a plurality of wash water spray apertures is moved back and forth while spraying wash water through spray apertures provided therein. Preferably, the nozzle body is H-shaped and moved along a water conduit extending horizontally through the body of the dishwasher. The wash water is supplied through the conduit, into a cavity within the nozzle body and through the spray apertures.

Abstract: Apparatus for the surface treatment of strips with liquid, in particular for the pickling of rolled metal strip. The apparatus comprises a pickling vessel (3), through which the strip (10) is advanced, closed by a cover (4). Between the strip (10) and the cover (4) a means is provided which if the strip rises upwards, guides the latter back into the direction of movement. This means can be formed of profiles providing a sawtooth-like configuration. Such profiles may be formed by guide means (11) which are chamfered on the side from which the strip enters.

Abstract: A supplied air respirator system is described for use in an enclosed work area wherein an asbestos abatement action is being conducted. A conventional air filtration unit is provided and which has its discharge side in communication with a clean air box. Positioned within the clean air box is a HEPA filter intake box having a HEPA filter contained therein with the discharge side thereof being connected to one or more air pumps. The discharge side of each of the air pumps is connected to an air cooler or heat exchanger coil unit, filter system and hose reel assembly. The heat exchanger coil unit cools the compressed air with the filter systems positioned downstream thereof being utilized to remove any excess condensation from the cooled air.

Abstract: A wafer stripping, cleaning and etching apparatus includes a bowl, a table in the bowl carrying cassette of wafers, and a spray post with multiple fluid passages and ports directing fluid spray against the wafers.

Abstract: A dishwashing machine includes a recirculating pump having a casing, an inlet communicating with a sump of a washing tub, an outlet communicating with a spray arm located above the sump, and an impeller rotatable within the casing in a recirculating direction during a washing phase of operation of the machine and rotatable in a direction opposite to the recirculating direction during a drain phase of operation of the machine. A recirculating filter is positioned between the spray arm and the sump. To ensure that all water collected in the sump adjacent the inlet of the recirculating pump is discharged during the drain phase of operation of the machine, a conduit has a first end connected to the interior of the casing of the recirculating pump and a second end positioned adjacent the recirculating filter.

Abstract: An apparatus and method for cleaning solder paste from stencils, screens, misprinted circuit boards, and tools associated with the manufacturing of surface mount technology circuit boards. The apparatus includes a holder assembly for holding the solder-laden objects during cleaning and rotatable spray arms connected with a chemical pump for spraying a transversely directed, cyclic waves of solvent onto the object's surfaces. The cleaning action of the spray arms permits use of the solvent at or below room temperature thereby substantially reducing evaporative loss of solvent, environmental injury resulting from such evaporative loss, and exposure of workers to solvent vapors. The apparatus includes filters for filtering heavy metal particles washed from the objects to contain the heavy metals for safe disposal. Safety mechanisms are included in the apparatus to prevent worker injury.

Abstract: A washing arrangement for and method of removing burrs of moldable substances from upper and lower major surfaces of lead frames on portions of which the burrs were undesirably applied during molding comprises a transfer assembly which is located outside a washing chamber of the arrangement. The transfer assembly is not subject to the hot and humid environment existing within the washing chamber, thereby preventing corrosion, and facilitating ready inspection and maintenance of the arrangement.

Abstract: A containment housing adapted to be supported on a pipe from which hazardous insulation is to be removed. The housing is composed of two sections pivoted for movement between open and closed positions and has openings at its opposite ends through which the pipe may extend. The joints between the pivoted sections and the pipe-accommodating openings are equipped with seals to prevent insulation particles from escaping the housing. One of the pipe-accommodating openings has an area larger than that of the other to enable the seal at the smaller area opening to engage the bare pipe, whereas the seal at the larger area opening engages the insulation. The housing has an outlet at its bottom through which insulation may pass to a disposable pouch.

Abstract: A system for cleaning paint from objects such as spray gun cups, paint cans and lids comprising: an enclosed housing divided into a work chamber and a fluid storage reservoir containing paint solvent; a manifold for distributing solvent, spray nozzles attached to the manifold and adapted to receive and spray pressurized solvent therefrom; a rotable bracket having ribs or legs for supporting a hollow object such as a paint can and a conduit in communication with the manifold which supports spray nozzles which direct a spray pattern upon the hollow object to cause it to turn, another rotary bracket is provided to support a flat object such as a lid of a paint can an includes another conduit with a nozzle for cleaning a surface of the flat object and for causing same to turn in relation to the spray pattern.

Abstract: An animal waste flushing assembly utilizes a domed, open-bottomed enclosure and supply and drain tubes. The supply tube is connected at one tube end to a water source and at its other end to a sprayer inside the enclosure. At the opposing enclosure end are drain means. The enclosure is placed over the animal wastes and sprayed water breaks up the wastes and flushes them out a drain tube. Disinfectant or cleanser may be addded to the fluid and the drain tube may have a clip to fasten it to an in-the-ground drain grate.

Abstract: A cleaning apparatus for contact lenses including a housing, an enclosure in which a transmission means is installed, a knob and two containers. The transmission means has a main gear which is centrally disposed on a plate within an upper portion of the enclosure and loaded with a coil spring, a compound gear and a single gear. The main gear and the single gear are engageable with the compound gear. The main gear is activated by an upper gear of the compound gear and the single gear is activated by a bottom gear of the compound gear. A second spindle of the single gear is centrally disposed on the base of the enclosure and its lower portion is connected with an acceptor to which the containers are attached. The knob has a circumferential toothed portion on its inner circumference. The circumferential toothed portion is engageable with the upper gear.

Abstract: Device for continuous cleaning and/or decontaminating a band of a thermoplastic film comprising a housing (1) where the band (7) follows a sinuous trajectory between return cylinders (8, 10, 40, 41, 9) and is subjected to the action of demineralized and/or distilled water jets projected by nozzles, (20, 43, 45, 22) mounted on spraying ramps (19, 42, 46, 21), the direction of jets being preferably opposite to the feed direction of the band (7).

Abstract: Method comprises positioning a spray gun and its cup-connecting means in a stationary support, and its gun cup in a rotatable cup holder in a closed chamber. Then, compressed air and cleaning liquid is passed through the gun and cup-connecting means, while simultaneously rotating the cup holder and spraying the exterior surfaces of the cup, gun, and cup-connecting means and the interior surfaces of the cup. In a preferred embodiment, the spray from the gun rotates the cup holder. The device comprises the chamber, the gun support, a rotatable cup holder, a pool for cleaning liquid, spraying means, internal means for filtering and distributing cleaning liquid to the cup connecting means and the spraying means, and means for introducing compressed air from outside the chamber into a compressed-air manifold and then distributing the compressed-air to the gun and spraying means. The device also includes means for venting air that is exhausting from the chamber and means for absorbing fumes in the exhausting air.

Abstract: A cleaning apparatus for dentures has a container for holding cleaning fluid. Within the container there is rigidly attached a spacer which consists of a plurality of L-shaped thin baffles and a center. A basket for holding the denture has a vertical side wall with slots, each slot being provided with a vane. The bottom of the basket also has slots and vanes. The basket is attached to its cover which in turn is connected to the shaft of an electric motor, the basket then being immersed in the cleaning fluid in the container. The basket and its contents are spun rapidly in the cleaning fluid, causing turbulence in the cleaning fluid and circulation of the cleaning fluid through the slots of the basket, which clean the denture placed therein.

Abstract: A sink located dishwasher is disclosed having a cover for the sink, a rack for dishes locatable in the sink, and a removable spray arm assembly mounted in the sink drain. The spary arm assembly includes a spray arm rotatably mounted at the upper end of a hollow shapft to rotate in the sink below the rack. A pair of seals are provided on the shaft to seal the shaft within the drain. Water is pumped from the drain above both seals and returned to the drain between the seals from where it flows up the hollow shaft and rotates the spray arm.

Abstract: A containment apparatus for confining asbestos fibers and the like floating in the air adjacent to a ceiling work area as a consequence of removing or repairing asbestos containing ceiling material. A substantially fiber-tight bag of flexible material has an open top adapted for positioning in close proximity to a friable ceiling substrate, or for fitting tightly against a stable ceiling substrate, in surrounding relation to the ceiling area to be worked upon and is supported in such position by an apparatus which in turn rests on the floor beneath the ceiling. One or more gloves of flexible material are sealed to openings in the bag, and each glove is adapted for providing protected access to the interior of the bag for the hand and arm of a user. At least a major portion of the bag is automatically transparent so that a user having one or both hands inserted in the gloves can view the area of the ceiling being worked upon from outside the bag.

Abstract: A safety glove bag system for the removal of hazardous materials from elongated pipes or the like without danger or exposure of the operator to the hazardous material. The system utilizes a series of disposal pouches connected to a manifold which surrounds the pipe, and each of the disposal pouches may be removed from the assembly without disrupting the removal process.

Abstract: A paint spray-gun cleaner includes a tank having an upper chamber for receiving the paint spray-gun to be cleaned, and a lower chamber for containing a cleaning solvent. The solvent is forced to flow from the lower chamber to the nozzles in the upper chamber by a solvent pumping unit. Compressed air is intermittently supplied to the solvent pumping unit so as to force the solvent out of the solvent pumping unit. When a cover is placed on the top of the tank to seal the upper chamber, the poppet valve of a switch is opened, thereby permitting compressed air to pass through the switch to the solvent pumping unit. When the cover is opened, the switch is closed and the flow of compressed air into the solvent pumping unit is thus stopped.

Abstract: A pallet changer device is associated with a milling or machining device and has a table that indexes 180.degree.. A pallet is held in an upright position for loading of fresh workpieces, while machining is carried out automatically on workpieces on a similar pallet. When the machining is complete, the table indexes 180.degree. exposing an available station, and an arm retrieves the pallet of machined parts and moves it onto the table. Then the table is indexed again, and the pallet of fresh workpieces is moved to a work station at the machining device. A wash cycle is carried out on the pallet of workpieces, now suspended beneath the inverted table. After the cycle, the table is inverted placing the cleaned finished workpieces upright. These are removed from the pallet and replaced with fresh workpieces.

Abstract: To permit a uniform treatment of tubular members while avoiding pollution of the environment and preventing impairment of laborers, a treating container (1) is provided with supports (2) for the tubular members (3), also with nozzles (6) for connection to one end of each tubular member (3) and with lines (10) for supplying liquid to the nozzles. A cover (4), which is adapted to be swung up, is provided in the front longitudinal wall of the treating container (1) above the supports (2) for the tubes (3). An exhausting device (5), which extends throughout the length of the treating container (1), is provided in the upper portion of the treating container (1). Nozzles (6) for slidably receiving one end of each tubular member (3) are provided on the inside of a side wall (7) of the treating container (1).

Abstract: Method of solvent spray impact cleaning utilizing a hand directed pump nozzle for impact spraying of parts, by eye through a viewing window, and an enclosing chamber containing the parts in a manner whereby the zone for solvent spray by the pump nozzle is closely confined within the enclosure so as not to expose the operator or the outside environment to the liquid runoff of the solvent, or to the sprayed particles thereof, or to solvent steam or vapors rising at the spraying temperature. The internal air of the chamber and all solvent are continually recycled electrically by blower and pump for re-use after the latter, once in an operative status, are then activated according to the washing procedure. The recycled air re-enters through a blower nozzle directed so that it clears the window.

Abstract: The invention refers to a process and a device for the fully automatic cleaning of spray guns foulded with paint or varnish, wherein the spray guns are immersed with their paint or varnish reservoir open into a cleaning fluid free of solvents or thinners, during a first cleaning phase the fluid is circulated and a fluid jet is introduced into the open paint or varnish reservoir or into the paint or varnish inlet, during a second phase ultrasonic waves are introduced into the cleaning fluid while the spray guns are moved oscillating up and down in the fluid, the two cleaning phases are repeated at least once and the spray guns are subsequently repeatedly immersed in a rinsing fluid and, if applicable, are moved therein, while the rinsing fluid is circulated and a rinsing fluid stream is introduced into the open paint or varnish reservoir or into the paint or varnish inlet.

Abstract: The invention deals with some improvements on chambers intended for setting concrete parts, as well as with the necessary complementary components to transfer the concrete parts from the production machine up to the chamber part outlet. One of the improvements consists of a certain mechanism, named transfer unit, which carries out the transportation of panels loaded with parts from the moulding machine up to a lifter responsible for raising and introducing those panels in the different floors of the chamber. Another improvement consists in providing the lifter with a counterweight stop and some moving arms to push the panels properly and prevent them from getting on top of each other, as well as to open the respective chamber gates. The chamber is a little bit inclined to facilitate the panel movement. Another improvement consists of a rolling path made up of a wheel-shaft-self-levelling bracket assembly as well as a spray watering system and an individual little roof per floor.

Abstract: This invention relates to a cleaning apparatus for cleaning workpieces such as semiconductors and other electronic devices, or automobile parts, hydraulic implement parts and other die-cast products. A workpiece is completely immersed in chloro-fluoro-carbon (R113) liquid acting as cleaning liquid stored in a cleaning tank, and the cleaning liquid is caused to jet out of injection nozzles under pressure against portions of the workpiece to be cleaned. This immersion cleaning effectively removes cutting powder, abrasive materials and other such substances persistently clinging to the workpiece. This apparatus is capable of an efficient cleaning treatment which is achieved by reducing consumption and loss of the cleaning liquid.

Abstract: A system for decontaminating persons or objects passing between a contaminated area and a clean area or shelter has an air lock decontamination chamber and a shower of powdered adsorbent. A blower circulates and disperses the powdered adsorbent throughout the air lock and contacts the adsorbent particles with the outer surfaces of persons or objects in the air lock. A control system ensures that the decontamination system is fool-proof. A network of ducts and valves or separators automatically transfers the adsorbent from the deccontamination chamber to a regeneration chamber for demand-responsive regeneration. In a first embodiment, a fluidized bed of powdered absorbent is used in the decontamination chamber and the adsorbent is periodically regenerated in a vacuum chamber by microwave heating.

Abstract: A soil removal apparatus for a dishwashing machine including a stilling zone located in the sump of the dishwasher, and a receptacle located below the stilling zone for collecting and storing soil particles. The receptacle is also provided with a check valve and a second inlet as well as an outlet so that, upon operation of the dishwasher in the drain mode, drain water is routed through the receptacle for flushing soil particles from the receptacle to the outlet of the receptacle. During the draining operation, a check valve closes the first inlet of the receptacle.

Abstract: A cleaner for a conventional single or double blade shaving razor using an accelerated stream of water fanned out by a deflector plate means for fanning and directing said accelerated stream of water uniformly across the blade edge area of the shaving razo head. The invention has an upper chamber adapted to fit in watertight engagement with a conventional tap water faucet, the invention further comprising a lower or cleaning chamber fluidly communicating with said upper chamber by a constricting passageway wherethrough passes an accelerated stream of water. The accelerated stream of water is discharged into said cleaning chamber against said deflector plate, thereby fanning out and distributing uniformly and energetically against the blade area of the shaving razor head. An opening is provided in the front face of the body member of the instant invention wherethrough can be passed the razor head. Guiderails may be provided upon which the razor head can be slid underneath the fanned stream.

Abstract: A device for performing controlled cleaning of paint rollers of a hollow tubular form, comprising a housing (6, 7) for containing fluid transport tubing and spray heads (3, 4) spray heads (4) for expelling high pressure spray, which is directed at the sides of said paint roller thereof producing a spinning action. Fluid transport tubing (3) is in fluid communication through the wall of lower housing (6) with gate valve and female coupling housing (2, 1) supplying fluid to spray heads (4). A funnel (5) functions for collection and downward channeling waste fluid, and is mounted circumferentially inside and just below the top rim of lower housing (6) with the spout portion pointing downward, allowing for convenient single stream drainage of waste fluid.

Abstract: Apparatus and method for removal of sludge (26) from a tank (10) having a floating roof (16) floating on the upper surface of oil within the tank (10). Discharge nozzles (58) are received within existing sleeves (22) on the floating roof (16) and positioned adjacent the upper surface of the sludge (26) for the recirculation of the contents of tank (10) directly into the sludge (26) from a position above the sludge (26). A recirculation pump (30) provides pressurized fluid to a manifold (48) on roof (16) for distribution through flexible lines (54) to the discharge nozzles (58).

Abstract: A resist developing apparatus comprising a developing tank consisting of a top portion, a body portion, and a bottom portion, at least one of the top, body, and bottom portions being comprised of an inner wall and an outer wall, a heat exchange chamber being defined between the inner and outer walls for being supplied with a heating medium; a chuck disposed inside the developing tank for holding a work piece in position, a nozzle for spraying chemical liquid toward the work piece held in position by the chuck; a heating medium supply unit for supplying heating medium at a specified temperature to the heat exchange chamber; and piping connecting between the heating medium supply unit and the heat exchange chamber, whereby the interior of the developing tank is adapted to be controlled to a specified temperature.

Abstract: A machine for cleaning a coupler consisting substantially of a male coupler element and a female coupler element, especially mating surfaces related parts thereof is proposed for avoiding fouling thereof in advance of practical coupling of both the elements. The machine is provided with a ring tube type cleaner unit suspended from a detachable top cover of a cleaning box. The inside space of the ring tube constitutes a liquid chamber supplied with cleaning water from a source and delivers from a number of nozzle openings formed through the inner wall of the ring tube, for delivery of sweep water jets in the center of the ring tube, where the tip and to-be-coupled ends of both the coupler elements are positioned at a small mutual distance. After cleaning jobs, either one of the male and female coupler elements is advanced to mating position for establishing a tight contact with the other one of the coupler elements for avoiding otherwise frequently encountered, disadvantageous fouling.

Abstract: A paint roller cleaning device wherein such device is suitably constructed for releasably retaining a paint roller for cleaning purposes, and for receiving under pressure fluid flow enabling such cleaning of the paint roller. Permissibly included are helix-like devices for cleaning the interior of the inner tube of the paint roller, the latter of course being provided with an exterior nap surface. Structural means are provided for directing fluid flow in the device in a manner such that fluid flow is directed longitudinally and peripherally through the nap material of the roller to be cleaned. The device is preferably a two-piece structure, the first piece, a cap preferably being threaded over and thus connected to the remaining piece comprising a container of the device.

Abstract: A paint roller cleaner is constructed of a container defining an enclosed internal chamber adapted to receive and contain a paint roller, a lid for enclosing the upper end of the container, a drain at the lower end of the container providing a liquid discharge passage, and a water supply conduit arranged to direct a stream of water into the chamber for impingment upon a roller contained therein for cleaning the same.

Abstract: An appliance for washing and spin-drying lettuce, vegetables and similar produce, comprising a basket that separates into at least two parts and is rotatable about a horizontal axis of symmetry internally of a container fitted uppermost with a removable lid. The basket is rotated, supported, and held in alignment by relative driving and idle trunnion assemblies fitted to the two opposite side walls of the container.

Abstract: A method, and components therefore for cleaning and reclaiming silk screens and the like. The method involves the steps, in general, of handspraying silk screens to be cleaned at a nominal water pressure of 3,000 psi plus or minus 300 psi, and this preferably at a water temperature of from 70 to 140 degrees Fahrenheit. The water circulating system is preferably a closed system that is periodically automatically replenished as needed. This saves a volume of water required, and such water is reclaimed by filtering systems. The filtering structure employed comprises a series of classifier screens of progressively reduced mesh and disposed in mutually superposed position. A further filter is in the form of a disposable bag filter made of paper or other suitable material preferably having a pore size of the order of ten microns. Additional filters are employed as needed. The spray cabinet employed has silk screen support bars and clamping means for clamping the screens in sloping condition.

Abstract: A cleaning apparatus for paint spray gun assemblies includes a cleaning cabinet, a paint cleaning fluid flow-line system and a pneumatic system for circulation of the cleaning fluid through the flow-line system; fluid outlets in the flow-line system eject cleaning fluid under pressure within the cabinet; paint spray guns are supported in the cabinet with paint passage interiors of the guns in direct fluid flow communication with fluid outlets; typically there is a plurality of fluid outlets for cleaning a plurality of spray gun assemblies simultaneously, a time control in the pneumatic system interrupts the circulation of cleaning fluid with a predetermined period, usually less than 60 seconds.

Abstract: Apparatus for cleaning particulate material includes a hopper defining a downwardly tapering chamber and a nozzle for directing a high velocity liquid jet upwardly into the chamber. A tubular riser extends vertically through the chamber having a lower end situated proximate to, but spaced from, the liquid nozzle and an upper end situated at the upper end of the chamber. Particulate material to be cleaned is charged into the hopper so that a portion of the material falls into an agitation zone defined between the nozzle and the lower end of the riser. A liquid jet discharged from the nozzle is directed towards the lower end of the riser and agitates the dirty particulate material situated in the agitation zone and carries particulate material from the agitation zone upwardly through and out of the upper end of the riser. As the procedure continues, dirty particulate material continues to settle into the agitation zone to be partially washed by agitation and carried with the liquid jet through the riser.

Abstract: A dish or glass washer having a sump for retention of rinse water for use in the subsequent wash cycle is formed as two modular units having a low profile wash and rinse chamber to fit under a counter on a sink drainboard and a connected power and control unit with a sump depending into a sink to dump water into the sink.

Abstract: A portable cleaning apparatus for cleaning dishes, vegetables, fish, or like items, is disclosed comprising a base, or tray, and removable hood or cover supported thereon to form a cleaning chamber. An inlet opening is formed at the top of the hood through which a rigid hand-held feed conduit extends. A resilient seal at the inlet opening provides a liquid tight engagement between the feed conduit and hood while permitting manual axial and pivotal movement in any pivotal direction of the feed conduit. A nozzle is provided at the inner end of the feed conduit from which liquid is jetted for cleaning items contained in the cleaning chamber. A high pressure pump in communication with a source of liquid pumps the liquid to the nozzle through a flexible supply conduit connected to the feed conduit. At least a portion of the hood is formed of transparent material for viewing the nozzle and items to be cleaned by the jet stream issuing from the nozzle.

Abstract: A closed system paint or varnish stripping apparatus in which the surface finish of furniture and the like can be removed with very little operator contact or maintenance. The system recycles the stripping chemical with only a minimum of filtering being required. Nozzles having an unique design in which the diameter of the orifice is greater than one-half the inside diameter of the supply pipe facilitate spraying the recycled chemical with very little possibility of the nozzles plugging. Moreover, the use of these large orificed nozzles allows the chemical to be sprayed at a high flow rate providing for the drenching of a work piece in several seconds and eliminating much of the mist production and evaporation losses previously associated with paint and varnish stripping operations. In addition, this high flow rate is achieved with only low pressure loss so that low pressure pumps with small motors can be used.

Abstract: A shield for a paint roller is adapted for washing a paint roller while the roller is mounted within the shield. The paint shield includes a splash guard that when not being used for washing, is rotated into a splatter guard. When the roller is to be washed, the spray shield is rotated to cover the opening defined by the splatter guard. The spray shield has openings defined therein so that wash water may drain therethrough while through which little or no watery paint spray may pass. A water hose is attached to the splatter guard which supplies water to a chamber which includes a slot extending the length of the roller and which includes holes positioned to direct sprays of water at the roller bearings. In a preferred embodiment, a second chamber is provided to have liquid soap placed therein which mixes with the water to aid in cleaning the roller.

Abstract: A portable disposable spray hood for receiving an article to be spray coated and capturing overspray from an aerosol container type spray device used to spray coat the article is formed from a plurality of connected panels foldable relative to each other between a set-up position wherein the panels cooperate to define the hood and a collapsed position wherein the panels cooperate to form a shallow box containing a supply of disposable paper liners used to line the base portion of the hood in its set-up condition.

Abstract: An elongated housing having its interior divided into a top and a bottom compartment by a perforate dividing wall can be used as a device to sterilize toothbrushes. When it is used for this purpose the top compartment is filled with water and the brush end of a toothbrush and a sterilizing composition are both introduced into the top compartment on the dividing wall as the water is allowed to drain into the bottom compartment past the brush end of the toothbrush.

Abstract: This invention is directed to a washing system designed primarily for washing automotive parts, and in addition to a washer having a cabinet, a working chamber within the cabinet, and a support table within the cabinet, an improved conveying system is provided to transport parts to be cleaned from a location such as an automotive work station, to the interior of the washing chamber and to transport cleaned parts back to the work station or to storage.The conveying system comprises a mobile carrier having an article supporting tray carried on the upper surface of the carrier and which can be easily pushed into the working chamber of the washer and removed therefrom back onto the mobile carrier. Parallel track or guide means are provided in the top of the mobile carrier and on top of a turntable within the washing chamber to facilitate moving the article supporting tray, which is preferably provided with wheels which are suitable to ride on the parallel tracks or guide means provided.