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An automatic bed maker which uses the expansion of inflatable bladder to straighten, align, and tuck-in bed-cover assembly.
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| Number | Title | Issue Date |
| 5804009 | Method of providing a pattern of apertures and/or cavities in a plate or layer of non-metallic material After a plate or layer of non-metallic, particularly hard and brittle material has been provided with a (metal) mask having a plurality of apertures arranged in a pattern, it is exposed to at least one jet of abrasive powder particles, which jet is moved ... | 09/08/1998 |
| 5800246 | Abrasive blasting apparatus A blasting apparatus has two more pressure tanks (1)(11), and a switching member (20) for selecting one pressure tank from which particles are to be fed to the ejection portion from the at least two pressure tanks, which enables to carry out a continuous ... | 09/01/1998 |
| 5797992 | Method for environmental treatment of heavy metals An improved method for decontamination of lead contaminated surface coatings utilizing calcium phosphate minerals. The method for decontamination of lead contaminated surface coatings uses solid calcium phosphate material added to the abrasive blasting me... | 08/25/1998 |
| 5795626 | Coating or ablation applicator with a debris recovery attachment An environmentally compliant triboelectric applicator and process for coating or ablating a substrate and for retrieving excess or ejected material from the substrate. The applicator comprises an inner supersonic nozzle for accelerating triboelectrically ... | 08/18/1998 |
| 5785579 | Glass material for treating hard surfaces The glass material for treating hard surfaces by being continually hurled at high velocity against the surfaces, includes substantially particles of broken glass provided from glass parts having a thickness greater than 75/1000 of an inch, the particles h... | 07/28/1998 |
| 5782673 | Fluid jet cutting and shaping system and method of using Fluid jet cutting system having an X-Y axis support table adjustable in both the X and Y-axis direction and frame structures that overhang a support platform assembly. The frame structures include overlapping central openings positioned above an opening d... | 07/21/1998 |
| 5779524 | Adjustable cage assembly for mobile surface abrading apparatus An adjustable cage assembly for selectively varying the path of abrasive in an abrasive blast swath produced by a mobile surface abrading apparatus. The adjustable cage assembly operates in cooperation with a rotable wheel having multiple, radially-extend... | 07/14/1998 |
| 5766368 | Integrated circuit chip module cleaning using a carbon dioxide jet spray A method of cleaning an integrated circuit chip module prior to attaching wire bonds thereto. The method involves disposing a module containing an integrated circuit chip and IC bond pads without wire bonds in an environmental process enclosure. A carbon ... | 06/16/1998 |
| 5759086 | Method and machine tool for cutting workpieces A machine tool for cutting workpieces includes a cutting head with at least two cutting units each providing cutting beams directed at the workpiece so as to impinge thereon closely adjacent each other to cooperate in the cutting action. The machine tool ... | 06/02/1998 |
| 5752829 | Dental air abrasive system Improvements are provided for a dental air abrasive system of the type which utilizes a compressed gas or air which creates a gas stream. Abrasive particles are introduced into the gas stream and expelled out through one end of a nozzle whereupon the abra... | 05/19/1998 |
| 5716257 | Method of holding an article during manufacture An article is held in a complementally-shaped receptacle of a resilient holder while a process operation is carried out on a surface of the article. After the process operation has been completed, the holder is bent in order to facilitate release of the a... | 02/10/1998 |
| 5709587 | Method and apparatus for honing an elongate rotary tool A method of, and apparatus for, treating an elongate rotary tool that presents a sharp cutting edge are described. The method includes the steps of emitting under pressure from a nozzle an abrasive fluid stream comprising an abrasive grit entrained in a f... | 01/20/1998 |
| 5704239 | Method for ceramic peening of orthopaedic titanium alloy implants A method of preparing fretting wear resistant titaniumbase alloy orthopaedic implants includes the steps of shot peening the surface of the implant with spherical ceramic beads of a selected size and density, and with selected intensity such that the fret... | 01/06/1998 |
| 5704825 | Blast nozzle The improved blast nozzle comprises an inlet portion, an outlet portion and a square venturi orifice connecting the inlet and outlet portions. The inlet portion includes a square inlet for receiving the air and abrasive particle mixture with a pair of opp... | 01/06/1998 |
| 5702289 | Anti-gravity blast cleaning A shot peening method and apparatus enables low intensity peening at a velocity which is equal to or less than the minimum velocity required to assure conveyance of the media through the transport hose in pneumatic systems or the minimum velocity necessar... | 12/30/1997 |
| 5695385 | Recyclable abrasive blasting system and method A method of using a recyclable abrasive blasting system for blasting abrasive against a surface to be cleaned and for recovering such abrasive, comprising a storage hopper for containing abrasive, blast pots which receive abrasive and deliver it to a blas... | 12/09/1997 |
| 5690539 | Method of abarding using surface abrasion compositions This invention provides for provides for abrasive compositions and methods of use of these compositions for the preparation of surfaces for the application of various coatings such as paints, lacquers and varnishes. The abrasive compositions of this inven... | 11/25/1997 |
| 5688162 | Blast wheels and cages for blast wheels A blast wheel assembly has a bladed rotor and an impeller which rotate together. A cage has an axial and angular wall including an aperture through which in use particulate material passes. The cross section of the aperture is irregular to control the uni... | 11/18/1997 |
| 5681206 | Method of accelerating fluidized particulate matter In a method of accelerating and pressurizing a fluidized stream of particulate material, e.g. for blast cleaning by ice particles, the stream flows through a constriction in a flow passage. A flow of blast medium is discharged from a blast nozzle at super... | 10/28/1997 |
| 5674108 | Method for removing coatings which create hazardous byproducts A method for removing a coating on a surface by applying a treatment layer to the coating to be removed. The treatment layer is made up of (i) a first material selected from the compounds of sodium and potassium silicates, sodium and potassium phosphate, ... | 10/07/1997 |
| 5660580 | Nozzle for cryogenic particle blast system A convergent-divergent Single/Multiple Expansion wave contour wall and wave Reflection solid wall Nozzle (S/MERN) for use with particle blast systems is provided which includes a single contoured converging-diverging wall opposing a generally flat, solid ... | 08/26/1997 |
| 5651834 | Method and apparatus for CO2 cleaning with mitigated ESD An object (12) may be cleaned by CO2 reduced ESD by directing a first water mist (23) at a surface (14) of the object while imparting a relative motion between the object board and the mist to form a film of water on the object surface. As the ... | 07/29/1997 |
| 5635002 | Method of preventing adhesion of adhesive substance, and method of preventing adhesion of non-vulcanized rubber Disclosed is a structure composed of a ragged base body with a ragged surface and a non-adhesive layer of a non-adhesive high polymer, in which the layer is fixed to at least the depressions of the ragged surface in such a way that the ragged profile of t... | 06/03/1997 |
| 5605491 | Blast media with defoamers A blast media for use in wet blasting to clean contaminants from a substrate surface comprises abrasive particles, at least one surfactant and a defoaming agent so as to reduce the amount of foam which is produced during the wet blasting process.... | 02/25/1997 |
| 5601478 | Fluidized stream accelerator and pressuiser apparatus In a method of and apparatus for accelerating and pressurizing a fluidized stream of particulate material, e.g. for blast cleaning by ice particles, the stream flows through a constriction in a flow passage. A flow of blast medium is discharged from a bla... | 02/11/1997 |
| 5593528 | Method of providing a pattern of apertures and/or cavities in a plate or layer of non-metallic material After a plate or layer of non-metallic, particularly hard and brittle material has been provided with a (metal) mask having a plurality of apertures arranged in a pattern, it is exposed to at least one jet of abrasive powder particles, which jet is moved ... | 01/14/1997 |
| 5584939 | Method for cleaning rail cars Cleaning methods for rail cars that haul freight, such as covered hoppers, open hoppers, box cars, tank cars, autoracks, locomotives, flat cars, remove the residue from materials transported by the rail car itself. The rail cars have at least one surface.... | 12/17/1996 |
| 5582537 | Apparatus for and method of sand-blasting the inner walls of bores, tubes, pipes and the like The invention provides an apparatus for sand-blasting the inner walls of bores, tubes, pipes and the like, comprising a housing with a first tube member for feeding blasting material and a second tube member for feeding pressurized air. The second tube me... | 12/10/1996 |
| 5573446 | Abrasive air spray shaping of optical surfaces A method of shaping surface on an optical element includes directing a stream of gas and particles at the surface at a velocity sufficient to controllably remove material from the surface to figure the surface to a desired optical profile.... | 11/12/1996 |
| 5558562 | Method for micro-cleaning a support and apparatus for implementing same In performing micro-cleaning and micro-blasting, a dry micro-cleaning abrasive powder is sprayed having a very small grain size. This enables high cleaning speeds to be reconciled with exceptionally fine blasting in order to remove dirty stains and encrus... | 09/24/1996 |
| 5533922 | Method and apparatus for pretreating electronic component manufacturing frame A method is provided for pretreating an electronic component manufacturing frame which is prepared by punching. The method comprises blasting abrasive particles entrained in a high speed air stream toward the frame, wherein the abrasive particles has an a... | 07/09/1996 |
| 5529530 | Sealed waste transfer system for vacuum blasting A vacuum blasting machine with a sealed waste transfer system has a collapsible sleeve that provides a containment interface between the waste chamber and the waste collection drum. The periphery of one end of the sleeve is secured around the periphery of... | 06/25/1996 |
| 5527203 | Method for removal of surface contaminants from metal substrates A method is disclosed for removing water soluble salts from a metal substrate in a wet blast system in which a bicarbonate abrasive is blasted in a pressurized water stream against the surface of the metal substrate to prepare the surface for the applicat... | 06/18/1996 |
| 5520571 | System and method of removing contaminants from solid surfaces and decontaminating waste A method and system for removing a surface layer contaminated with radioactive and/or hazardous material and subsequently treating the waste to remove contaminants and provide an essentially contaminant-free final effluent. The contaminated material is re... | 05/28/1996 |
| 5512006 | Method for enhancing the rust resistance and the surface finish of a non-ferrous workpiece A method for enhancing the rust resistance and the surface finish of a non-ferrous workpiece, such as aluminum, is disclosed. The method comprises the step of impinging the workpiece surface for a predetermined amount of time with a high velocity stream o... | 04/30/1996 |
| 5512071 | Water soluble blast media containing surfactant A blast media for stripping contaminants from a solid surface comprises water soluble abrasive particles and a surfactant which reduces the amount of water soluble residues of blast media remaining on the targeted surface and which enables any residues wh... | 04/30/1996 |
| 5507683 | Particle blasting machine A particle blasting machine for deburring articles includes first, second, and third conveyors, first and second positioning elements, particle abrading apparatus and first and second ejecting elements. Articles are automatically ejected from the second c... | 04/16/1996 |
| 5492497 | Sublimable particle blast cleaning apparatus A particle blast cleaning apparatus for use with sublimable blast media, a source of compressed gas, and a discharge nozzle. The apparatus includes a mixing device for mixing the sublimable media with compressed gas, which mixing device includes a lower s... | 02/20/1996 |
| 5486128 | Powder beam etching machine In a powder beam etching machine, slopes are formed in upper and lower edge surfaces of a rib formed along an outer margin of a platen and through-holes are formed around four corners. With such an arrangement, the powders adhered work may readily be remo... | 01/23/1996 |
| 5484325 | Blast nozzle containing water atomizer for dust control A blast nozzle for directing a stream of abrasive particles against a surface to remove surface contaminants therefrom further includes an externally attached atomized water nozzle which directs a stream of atomized water particles to the surface to suppr... | 01/16/1996 |
