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The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
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| Number | Title | Issue Date |
| 7404547 | Multi-component end member assembly and air spring assembly including the same An end member assembly includes a first end member and a second end member. An air spring assembly can be formed using an end member assembly on one end thereof. A method is also described. ... | 07/29/2008 |
| 7287760 | Vehicle suspension system and method A control system is operatively associated with a suspension system of a vehicle. The associated suspension system includes an associated fluid spring operating at an associated fluid pressure and an associated variable-rate damper having an associated electronicall... | 10/30/2007 |
| 7284644 | Multiple load path air spring assembly An air spring assembly, for use on an associated vehicle suspension system having a mounting member and a damping member, includes spaced apart first and second end members. A flexible wall is secured on the first and second end members and defines a spring chamber ... | 10/23/2007 |
| 6083297 | Gas dehydration membrane with low oxygen and nitrogen permeability The invention relates to a gas dehydration membrane comprising a membrane having pores communicating between a first and an opposing second surface of the membrane and further having an average pore diameter on the first surface of the membrane which is a... | 07/04/2000 |
| 6012200 | Upright vacuum cleaner An upright vacuum cleaner includes a nozzle base (12) with at least one suction opening (60) formed therein. A rotatable brushroll (64) is positioned adjacent to the suction opening (60) for agitating a surface being cleaned. A suction source (54) is hous... | 01/11/2000 |
| 6005682 | Resolution enhancement by multiple scanning with a low-resolution, two-dimensional sensor array The system achieves high-resolution imaging with low-resolution two-dimensional imagers whose sensors are only a fraction of a selected pixel area. Sensors are stepped across an image with an optical or mechanical stepper to acquire an image at each senso... | 12/21/1999 |
| 6001225 | Catalytically coated anodes Non self-passivating cathodic protection anode materials such as graphite and high silicon iron are treated to improve corrosion resistance. Anodically stable oxide coatings such as cobalt oxide (cobalt spinnel) or precious metal oxides are received on th... | 12/14/1999 |
| 5996736 | Ladder locking device A ladder locking device used for securing ladders on truck and van racks with the ability to tighten and lock the ladder in place, providing safety and theft deterrent for the consumer. The ladder locking device includes a handle, a hook, and a locking ar... | 12/07/1999 |
| 5997629 | Hazardous waste treatment A method of solidifying a waste or soil composition containing at least one contaminant species which comprises adding to said composition binder and optionally water, mixing the binder into the waste or soil material to form a mixture thereof and simulta... | 12/07/1999 |
| 5997195 | Printer ribbon spool having a connection of an end piece with a cardboard tube core A tube-shaped stub (5) of an end piece (2) is inserted into ribbon tube core (1). The stub (5) has, adjacent to its free end, hook-like projections (11). This achieves secure anchoring of the end piece (2) in the core (1), even under changing climatic con... | 12/07/1999 |
| 5983448 | Cordless wet mop and vacuum assembly The present invention relates to a suction cleaning device which provides liquid dispensing, scrubbing, squeegeeing, and suction drying in a single, compact, self contained device. The suction cleaning device includes a cleaning device housing, a handle c... | 11/16/1999 |
| 5973779 | Fiber-optic imaging probe A fiber-optic imaging probe is disclosed for use in dynamic light scattering applications. The probe includes two monomode optical fibers and two GRIN lenses to form a pair of identical fiber-lens combinations. Each fiber is positioned off the optical axi... | 10/26/1999 |
| 5973027 | Ink for use in ink jet printers Described is an ink for use in ink jet printers, comprising (a) a solvent, which consists at least of approximately 80% of a homopolar, non-watery solvent, (b) a pigment dispersed in the solvent and (c) a copolymer of vinyl-pyrrolidone with one or several... | 10/26/1999 |
| 5972143 | Angiographic catheter with unitary body and tip sections and method for making same from a continuous feedstock A method of manufacturing angiographic catheters comprises providing a length of elastomeric tube of a predetermined outer diameter and braiding multiple strands of wire wrapping about its exterior. A plastic bonding agent is extruded onto the entire leng... | 10/26/1999 |
| 5971569 | Surgical light with stacked elliptical reflector A surgical lighthead having a stacked elliptical reflector (20) directs light from a lamp (10) to an illumination zone (Y) without the need for a refractor to redirect the reflected light. The reflector is formed of at least three annular reflector segmen... | 10/26/1999 |
| 5967982 | Non-invasive spine and bone registration for frameless stereotaxy An interventionalist or operator uses a variety of apparatus 30 including tools, tool guides, and pointers in a procedure on a region of interest. The region of interest was previously the subject of a diagnostic imaging procedure to generate three dimens... | 10/19/1999 |
| 5967196 | Refill device for an ink jet print head The device comprises a holder (10), which has a bottom (11) with a sealing element (17) for sealing off the air supply opening to a bubble generator of print head (2) and, at the top, an arm (15) with a passage bore (16). A spike (23) serves for boring or... | 10/19/1999 |
| 5967160 | Automatic door and floor tilting system for a washer Retractable doors 22 to a washing chamber 20 of a washer 10 open automatically to allow a load to be processed to be wheeled into the chamber. The doors are fitted with blowout panels 42, 44. In an emergency, a worker trapped in the washing chamber can es... | 10/19/1999 |
| 5968538 | Anti-bacterial/anti-viral coatings, coating process and parameters thereof The invention relates to a method of imparting anti-pathogenic properties to a substrate material comprising: (a) preparing a coating composition containing an anti-pathogenic agent consisting essentially of PVP-I and N-9 in a ratio of from about 100:0 to... | 10/19/1999 |
| 5962856 | Active matrix X-ray imaging array A digital detector for radiography and fluoroscopy is disclosed. The detector includes a large area, flat panel that easily fits into a conventional X-ray room bucky tray. The detector utilizes a layer of photoconductor (i.e. a-Se in the preferred embodim... | 10/05/1999 |
| 5960940 | Self-adjusting electric tappet switch A self-adjusting electric tappet switch includes a housing, an electrical switch contact carried on the housing, a slider member movable relative to the housing and adapted to actuate the electrical switch, and an elongate tappet member extending from the... | 10/05/1999 |
| 5957933 | Interchangeable guidance devices for C.T. assisted surgery and method of using same A stereotactic guide apparatus 100 is provided for use with a CT scanner device 18 for guiding the entry of a probe into a patient's body. The CT scanner device is provided with a stereotactic arm member 30 having a first base end 42 connected to the CT s... | 09/28/1999 |
| 5960054 | Angiographic system incorporating a computerized tomographic (CT) scanner A gantry (A) has a bore defining a first patient examination region (12). A first x-ray source (B) is mounted to a frame (C) for rotation around the examination region (12). An arc of first radiation detectors (14) detects x-rays which have traversed the ... | 09/28/1999 |
| 5955344 | Apparatus and method for growing anaerobic microorganisms An apparatus for growing anaerobic microorganisms is provided having a dish top that contains a sealing ring upon which the media surface in the dish bottom rests when the apparatus is inverted. The contact between the sealing ring and the media surface f... | 09/21/1999 |
| 5950268 | Hand-held scrubbing device A hand-held scrubbing device used for cleaning and/or scrubbing bathroom walls, tile, tubs, faucets, crevices, shower stalls, and other surfaces. The hand-held scrubbing device includes a head which is rotatable about a longitudinal axis of an elongated b... | 09/14/1999 |
| 5950878 | Dispensing tube valve assembly A dispensing valve assembly for dispensing a fluid product and preventing air from being drawn into the fluid product through the valve includes a flexible diaphragm valve (10, 50, 100) and a valve seat insert (12, 58, 102). The flexible diaphragm valve f... | 09/14/1999 |
| 5951725 | System for removal of noxious fumes A system which reduces the transmission of noxious fumes into the surrounding air during the application of a heated liquid roofing product on a roof. A mobile tanker or kettle contains a supply of the heated liquid. The air space within the tanker or ves... | 09/14/1999 |
| 5952830 | Octapole magnetic resonance gradient coil system with elongate azimuthal gap A magnetic resonance imaging apparatus (10) includes a primary magnet assembly for generating a temporarily constant magnetic field through an examination region (20), a gradient coil assembly for inducing magnetic field gradients across the examination r... | 09/14/1999 |
| 5950259 | Lounge chair having integrated aperture cover A lounge chair is disclosed that includes an upper body support portion, an aperture extending through said upper body support portion, and a movable flap secured to the upper body support portion for selectively covering and uncovering the aperture. In p... | 09/14/1999 |
| 5947268 | Self adjusting electric tappet switch A self-adjusting electric tappet switch includes a slider linearly guided in a housing for activation or closure of one of several electrical contacts and a tappet which is selectively rotatable relative to the slider for adjustment of the travel limit of... | 09/07/1999 |
| 5949207 | Auto window switch and obstacle detect/protect with override A control system and method for operating an automobile window to provide anti-trap protection in an AUTO UP mode, wherein a switch assembly communicates switch signals representative of operator commands by disposition in distinct positions. A sensor tha... | 09/07/1999 |
| 5945750 | Stepping motor Stepping motor comprising a rotor (4) and two, one above the other and with respect to each other angularly offset, stators (2) which are comprised of coils (30) and stator plates (20), wherein the stator plates (20) respectively have a planer U-shaped fo... | 08/31/1999 |
| 5944225 | Insulated faucet for dispensing hot liquids A faucet apparatus is provided for dispensing heated liquid from an urn interior. The faucet includes an insulated foamed plastic body made from foamed polypropylene or the like and has a liquid flow bore defined therein. The foamed plastic body has a plu... | 08/31/1999 |
| 5946084 | Hemispherical double reflection optical sensor An optical sensor for determining an index of refraction of a substance being monitored includes a light source (20). An optical element (24) having a coupling surface (30) and a measuring surface (26) is arranged such that light directed into the optical... | 08/31/1999 |
| 5944573 | Method for manufacture of field emission array A process for depositing diamond crystals onto a field emission cathode. The process involves providing a cathode having a substrate, a gate layer and a plurality of emitters electrically insulated from the gate layer. An electric bias is applied to the g... | 08/31/1999 |
| 5941672 | Rack return assembly Racks (20) supported on a transfer cart (38) in a decontamination area (18) are loaded with contaminated articles. The carts are wheeled to a washer (14) into which the racks of contaminated articles are placed for washing. After washing, the racks are re... | 08/24/1999 |
| 5937486 | Closure element made of thermoplastic material A closure element is provided made of plastic, particularly for sealing off at least one opening 2, 3 in at least one support member 20, 30, in particular, in a automotive body, the closure element including a head section 4 located above the support, and... | 08/17/1999 |
| 5938217 | Dolly for moving pianos and other heavy goods A load handling dolly (1) assists in the transportation of a load P, such as a piano. A pair of cross-pieces (11, 12) are selectively slid beneath the load, either directly or using an intermediate support plate (17). A pair of side frames (3, 4) are disp... | 08/17/1999 |
| 5936230 | High light collection X-ray image sensor array An assembly is provided for detection of radiation directed through an object. A phosphor converter disposed to receive the radiation pattern generates visible light representative of the radiation pattern. A plurality of light sensors are disposed to def... | 08/10/1999 |
| 5934711 | Mold shot riser element with O-ring sealing A gas riser apparatus having an O-ring sealing arrangement according to the present invention provides improved sealing between an inner pipe and an outer pipe of the riser apparatus. The riser apparatus includes an inner plastic pipe having one or more g... | 08/10/1999 |
