Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 5713076 | Insect barrier headgear Insect protective headgear comprising a headpiece having a crown and a brim with an outer edge extending at least part of the way around the periphery of said crown; a transparent eyepiece releasably attached to the outer edge of the brim; and a knitted t... | 02/03/1998 |
| 5701617 | Absorbent bedsheet An easily changeable, moisture resistant bedsheet formed of a bottom sheet component having water-permeable upper and lower textile sections, and a moisture-resistant center section; a moisture absorbent pad on the center section; and a textile cover shee... | 12/30/1997 |
| 5538158 | Rotationally-molded refuse container with integrally-molded handle sealed from communication with refuse-carrying compartment In a rotationally-molded thermoplastic refuse container of the type having a hollow handle integrally-molded with a refuse-carrying compartment of the container, the improvement which includes a wall integrally-formed with the refuse container and sealing... | 07/23/1996 |
| 5535130 | Synchronization of prerecorded audio/video signals with multi-media controllers A fuel dispenser having a controllable audio/video program display includes a fuel pump and delivery path, a program media display, and a prerecorded program and a multi-media controller to direct program signals to the program media display. Apparatus is... | 07/09/1996 |
| 5524350 | Cutting line filled with inorganic grit material A cutting line for grass trimmers, lawn mowers, and edgers of the type having a rotating head. The cutting line includes a carrier formed from a polymeric material and an inorganic grit material impregnated within the carrier. Preferably, the grit materia... | 06/11/1996 |
| 5514933 | Plasma display heater A gas plasma display panel heater device for use with a gas plasma panel display, and methods for using and mounting the same. The gas plasma display panel has a display viewing area, external connection and heather. The gas plasma display heater device i... | 05/07/1996 |
| 5511846 | Rugged scuba tank carrier A carrier for a scuba tank having a nipple end and a bottom end and being of a specific size includes a porous bag open at one end and sized to be snugly fitted onto the scuba tank from over the bottom end of the scuba tank. A closure for the open end of ... | 04/30/1996 |
| 5511722 | Reclosable flip-top carton A flip-top reclosable carton for packaging articles. The carton includes front, rear and side wall panels, the side wall panels having generally horizontally slits to form the sides of the flip-top and the rear wall panel being scored to form a hinge betw... | 04/30/1996 |
| 5503095 | Edge binding applying apparatus and method An apparatus for applying a binding material to the edge of a leg opening in a pair of unfinished men's briefs during the manufacturing thereof. The apparatus includes a holding fixture for receiving and holding the pair of men's briefs before the crotch ... | 04/02/1996 |
| 5500025 | Process for dyeing spandex fibers A process for dyeing spandex. The process includes the steps of setting the dyebath with an organic acid; adding a pre-metallized acid dye to the dyebath; heating the dyebath until completion of dyeing; and cooling the dyebath. In the preferred embodiment... | 03/19/1996 |
| 5499408 | Apparatus for lifting invalids A lift for an invalid for moving the invalid between a first horizontal and a second sitting position. The apparatus includes an overhead frame extending over the first and second positions. A hoist assembly is supported by the frame and includes independ... | 03/19/1996 |
| 5493315 | Video display control An apparatus for displaying video information includes a video display screen, a screen buffer, a frame buffer, and a video image data assembly module. The module assembles data from linked lists of screen objects, segment objects and field objects which ... | 02/20/1996 |
| 5492619 | Automatic grease collection system Grease is separated from a mixture of grease and water in a grease collection tank having first and second access ports by skimming the grease from the mixture with a skimmer, and pumping the grease with a pump located in the first access port from the sk... | 02/20/1996 |
| 5490401 | Dye tube spacer for package dyeing A dye tube spacer for package dyeing. The spacer prevents distortion of the ends of the yarn package when the package is compressed prior to dyeing. The spacer includes a continuous vertical inner wall having an upper edge and a lower edge, the inner diam... | 02/13/1996 |
| 5475974 | Open end spinning device At least one circular ridge, which projects upwardly beyond the surface of the navel of the thread delivery device, is placed in the path of yarn being removed from the peripheral wall of the spinning chamber and delivered to the throat of the navel. The ... | 12/19/1995 |
| 5408707 | Portable spa apparatus A portable spa apparatus comprising a peripheral side wall composite and a floor, which combine to define a tub capable of accommodating at least one occupant and a quantity of liquid. The peripheral side wall composite has an inner liquid-impervious laye... | 04/25/1995 |
| 5403119 | Perforated piling for soil remediation An apparatus for recovering VOC contaminants from a surface or subsurface release. In one embodiment, the invention includes at least one vertical extraction piling having an interior void space and at least one perforated surface on the exterior of the p... | 04/04/1995 |
| 5392912 | Self-supporting textile package A self-supporting textile package. The package includes a first generally rectangular sheet of cardboard forming a bottom layer having an upper and lower surface. A plurality of stacks of loose cut fabric pieces are placed on the upper surface of the firs... | 02/28/1995 |
| 5387263 | Method for treatment of yarn in package form A process for applying a lubricant to a plurality of yarn packages directly to a dye bath in a package dyeing machine during the dyeing process. The process includes placing a plurality of yarn packages into a package dyeing machine. The plurality of yarn... | 02/07/1995 |
| 5387217 | Disposable bone wire driver A disposable wire driver for inserting wires into or through bones to provide support and fixation for the bone while the bone structure is mending. As unused, the wire driver is enclosed in a sterility-preserving wrapper that protects the wire driver unt... | 02/07/1995 |
| 5383621 | Package adapter having an adjustable base A yarn package adapter having an adjustable base for receiving and engaging a package of strand material wound about an elongate hollow core. The adapter includes a central shaft adapted to be mounted to the creel and having means mounted on the central s... | 01/24/1995 |
| 5382264 | Process for dyeing spandex fibers A process for dyeing spandex. The process includes the steps of setting the dyebath with an organic acid; adding a pre-metallized acid dye to the dyebath; heating the dyebath until completion of dyeing; and cooling the dyebath. In the preferred embodiment... | 01/17/1995 |
| 5382262 | Process for preparing a super saturated liquid alkali composition for reactive dyeing of textiles A liquid alkali composition fiber reactive dyeing of cotton and cotton blended fabrics. The liquid alkali is a solution of an alkali metal hydroxide and its carbonate formed by reaction of liquid CO2 with the alkali metal hydroxide solution. Th... | 01/17/1995 |
| 5376281 | Water purification system An apparatus for purifying water includes: a plurality of UV radiators which include a helical quartz tube through which water to be purified passes and an ultraviolet light source to irradiate water passing through the helical quartz tube to remove micro... | 12/27/1994 |
| 5372611 | Liquid alkali for reactive dyeing of textiles A liquid alkali composition for use in fiber reactive dyeing of cotton and cotton blended fabrics or the like. The liquid alkali is a water-based solution of an alkali metal hydroxide and an alkali metal silicate. Preferably the composition is an aqueous ... | 12/13/1994 |
| 5372234 | Tipping apparatus for a sortation conveyor A tipping apparatus for a sortation conveyor of the type having a plurality of tiltable tray assemblies and an extended track along which such assemblies are conveyed. The tipping apparatus includes a mounting panel having a flipper arm attached at one en... | 12/13/1994 |
| 5351839 | Vertically adjustable pusher point of purchase display An apparatus for displaying goods in a retail environment includes a frame having sideboards, a rear board and a plurality of upright standards, each standard having a plurality of apertures spaced therealong, and a plurality of supports having knife brac... | 10/04/1994 |
| 5345979 | High efficiency vapor recovery fuel dispensing An apparatus for dispensing volatile liquid fuel with recovery of fuel vapors includes a fuel delivery system having a fuel delivery line and a pump in the line to pump fuel there-along to a nozzle. A vapor recovery subsystem includes a vapor return line ... | 09/13/1994 |
| 5343977 | Ladder shield An improved safety shield for permanent ladders of the type having a pair of side rails and a plurality of rungs permanently secured to a support structure such as storage tanks, smoke stacks, television towers, tall buildings, bins and silos, the shield ... | 09/06/1994 |
| 5335159 | Plastic lamp holder A multimovable plastic lamp fixture. In the preferred embodiment, the lamp fixture includes a pair of lampholders for supporting a pair of floodlights or the like. Each of the lampholders are attached to a base by means of a ball and socket-type joint. Th... | 08/02/1994 |
| 5330538 | Salt-and-pepper denim A method for producing a dyed cotton fabric having an improved characteristic salt-and-pepper look and the product thereof. The process includes forming a plurality of individual cotton yarns having a twist multiple value of at least 4.6 and, preferably, ... | 07/19/1994 |
| 5325706 | Dispenser leak detection A fuel dispensing apparatus includes a fuel reservoir having a pump to pump fuel from the reservoir into a first leg of piping. A master dispenser downstream of the first leg of piping has an outlet hose, a user-controllable switch activatable to turn on ... | 07/05/1994 |
| 5322276 | Bat swing guide A bat swing guide. The guide includes a vertical support member and an arcuate guide attached at one end to the vertical support member. The arcuate guide is generally semi-circular and may be positioned to accommodate either a righthanded or lefthanded h... | 06/21/1994 |
| 5284773 | Determination of lipoprotein concentration in blood by controlled dispersion flow analysis A continuous flow analysis system measures the cholesterol distribution among different lipoprotein classes in a blood sample. A blood plasma sample is separated into different lipoprotein classes by single vertical spin density gradient ultracentrifugati... | 02/08/1994 |
| 5150577 | System and method for recovering and purifying a halocarbon composition The present invention relates to a system for recovering and purifying a halocarbon composition, particularly halon. Forming a part of the present system is a liquid heat exchange unit filled with a liquid heat transfer medium. A recovery tank is submerge... | 09/29/1992 |
