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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 |
| 8181303 | Rotary car wash brush and method of assembly A car wash brush is constructed by sliding multi-layered, wheel-shaped foam plastic cartridges onto a hub with three keyways formed in the outer surfaces thereof. The cartridges use spacers interspersed with foam layers and adhesively bonded to the foam layers. The ... | 05/22/2012 |
| 8163096 | Rollover car wash for large vehicles A car wash system for large vehicles, such as trucks and busses, in which the arrival of a vehicle initiates a process of directing hot water from a supply tank through a relatively long supply line to a spray system. Water standing in the supply line is prevented f... | 04/24/2012 |
| 8141569 | Concealed fluid distribution conduit system A structural member is designed to define a fluid distribution conduit receiving cavity within its interior volume. An elongate extruded plastic cover snap-fits onto the member to conceal the conduit but permits nozzles and the like to extend therethrough so that fl... | 03/27/2012 |
| 8123149 | Chemical mixing station A molded plastic mixing station housing for mixing water and chemical for car wash applications comprises a generally right hexahedron having a deep top recess which visually divides the housing into parallel spaced apart towers. A cylindrical mixing reservoir is re... | 02/28/2012 |
| 8109227 | Automotive tire dressing applicator including cylindrical foam rollers with incremental rotation A tire dressing applicator comprises a support shaft mounted between the ends of a bracket and a plurality of tire dressing applicator foam rollers mounted on the shaft for rotation both with the shaft and in unison with one another and, as necessary when contacting... | 02/07/2012 |
| 8069867 | Car wash arch A car wash arch of inverted U-shape with a centrally mounted pendant on the overhead horizontal section, the pendant being of such size and shape as to accommodate a logo or other indicia therein. Light tubes, preferably containing LEDs extend upwardly along the ver... | 12/06/2011 |
| 7971594 | Pendulum-type wheel washer A vehicle wheel washer comprising a pair of spaced-apart, mirror image, depending spray arms with spray heads mounted at the lower ends and directed inwardly toward the wheels of a vehicle which passes between the spray heads. The spray arms are mounted pendulum-typ... | 07/05/2011 |
| 7966686 | Support structure for car wash components A single column or multiple column support structure for car wash installations. Each column is a hollow aluminum extrusion having a cross-section defining a smooth rounded figure such as an oval and a pair of longitudinally continuous external channels formed in op... | 06/28/2011 |
| 7805798 | Thermoformed media for car wash equipment and methods of building and operating car wash equipment using such media A car wash brush comprises an axial core structure and a plurality of foam plastic media sheets attached to the core structure in angularly spaced relationship to one another. The media sheets are preferably made of closed cell, low absorbtivity foam plastic materia... | 10/05/2010 |
| 7752698 | Carwash brush extension arm with roller bearings A carwash brush support structure is extendable relative to a vertical support beam. Extension of the carwash brush carriage is facilitated by means of roller bearings each of which is made up of a U-bolt having threaded ends and a plurality of loosely packed roller... | 07/13/2010 |
| 7744021 | Carwash spray nozzle and washing system using same A high velocity, multiple-jet spray nozzle for use in carwash systems. Each nozzle comprises the axial unitary combination of a base, a nozzle carrier and a face plate. An inlet and a chamber are formed in the body and axially aligned flow passages are formed in the... | 06/29/2010 |
| 7681274 | Overhead brush support and counterweight A horizontal car wash implement for a vehicle laundering or finishing plant wherein a horizontal implement rotated by a hydraulic motor is mounted between the free ends of pivot arms carried by spaced vertical support columns on opposing sides of a vehicle wash lane... | 03/23/2010 |
| 7607395 | Car wash conveyor An auto-laundry conveyor of three-tier design using upper, lower and intermediate track rails with a narrow slot between them. Dollies are provided in an endless loop conveyor chain and each dolly comprises a combination of a center link, a pair of reversely similar... | 10/27/2009 |
| 7585367 | Wheel dressing applicator A tire dressing applicator which reduces wear on the applicator elements comprising a plurality of foam rollers having broad outer circumferential surfaces mounted in parallel coaxial adjacent relationship on a support shaft adjacent a path of tire travel. Tire dres... | 09/08/2009 |
| 7530317 | Car wash conveyor An auto-laundry conveyor of three-tier design using upper, lower and intermediate track rails with a narrow slot between them. Dollies are provided in an endless loop conveyor chain and each dolly comprises a combination of a center link, a pair of reversely similar... | 05/12/2009 |
| 7520019 | Pleated fabric washer/buffer element, method of manufacture and method of attachment A car wash brush is constructed using elements of pleated synthetic material. In one form, radially-pleated fabric discs are stacked on a shaft. In another form, a single length of material is laterally pleated and punched to form a continuous pattern of holes along... | 04/21/2009 |
| 7506394 | Wrap-around brush system for conveyor car wash A wrap-around car wash structure comprising two staggered, vertical brushes. Each brush is mounted on a carriage which slides along a bifurcated boom pivotally mounted on a support base. The boom and carriages start in an extended position wherein the brushes are ne... | 03/24/2009 |
| D582458 | Chemical mixing machine | 12/09/2008 |
| D580604 | Carwash equipment support | 11/11/2008 |
| D576360 | Carwash equipment support | 09/02/2008 |
| RE40463 | Rollover pressure car wash apparatus and methods of operating same A variable pressure spray type vehicle laundry apparatus in which a carriage is mounted for longitudinal displacement along overhead parallel beams and an inverted L shaped spray arm carrying both horizontally and vertically directed nozzles circumscribes the vehicl... | 08/26/2008 |
| 7337791 | Rollover car wash for large vehicles A vehicle washer of the rollover type especially suitable for washing large vehicles such as buses and trucks. The washer includes an overhead carriage moving along an overhead guide rail structure and including opposed L-shaped spray arms adapted to wash top and si... | 03/04/2008 |
| 7302894 | Curved entry guide rails for car wash conveyor A vehicle tire entry guide for transitioning vehicles into a car wash lane comprises a pair of smoothly-curved, reversely similar tire guide rails covered with plastic. Each curved guide rail comprises a curved angle iron with stanchions which can be bolted to the c... | 12/04/2007 |
| 7243665 | Spray-type automotive wheel washer An automotive wheel washer comprising a circular conduit having a diameter of approximately 12 to 20 inches and further provided with a plurality of circumferentially spaced nozzles which direct cleaning fluid and chemicals laterally of the wheel washer and toward t... | 07/17/2007 |
| 7243605 | Car wash conveyor An auto-laundry conveyor of three-tier design using upper, lower and intermediate track rails with a narrow slot between them. Dollies are provided in an endless loop conveyor chain and each dolly comprises a combination of a center link, a pair of reversely similar... | 07/17/2007 |
| 6733861 | Vehicle laundry element and method of making same A vehicle carwash element of the type which contacts the vehicle made by needle-punching three layers of synthetic strand material such as polyester, polypropylene or other polymeric strands. The quantities of material are arranged in layers with similar colors on t... | 05/11/2004 |
| 6123503 | Dryer nozzle assembly A blower/dryer assembly of the type comprising an electric motor, an impeller attached to the output shaft of the motor to be driven thereby, a molded plastic toroidal housing surrounding the impeller and a discharge nozzle attached to the impeller housin... | 09/26/2000 |
| 6042292 | Pre-engineered failure link for brush shaft A sacrificial link is disclosed for the shaft of a vehicle-cleaning brush unit, which link is pre-engineered to fail prior to the remainder of the shaft in response to bending forces exerted on the brush by a vehicle, for example. The shaft itself is ther... | 03/28/2000 |
| 6035482 | Vehicle laundry implement and replaceable cloth elements for use therewith A rotatable vehicle laundry brush comprising a center shaft and a plurality of axially stacked hollow blow-molded spacers which are pinned and clamped together with felt discs sandwiched between the spacers and extending radially outwardly therefrom so as... | 03/14/2000 |
| 6021556 | Curtain-style vehicle laundry device A laundering implement is provided for cleaning an external surface of a vehicle. A plurality of spacers are supportable with respect to a path of travel for a vehicle to be cleaned and are arranged in first and second stacked or sandwiched groups of spac... | 02/08/2000 |
| 5924156 | Curtain-style vehicle laundry device A laundering implement is provided for cleaning an external surface of a vehicle. A plurality of spacers are supportable with respect to a path of travel for a vehicle to be cleaned and are arranged in first and second stacked or sandwiched groups of spac... | 07/20/1999 |
| 5911231 | Utility carrier for a car wash A drive-through vehicle wash of the type including a plurality of gantries defining a tunnel through which the vehicle passes and including a plurality of longitudinally spaced work stations along the tunnel for performing respective operations associated... | 06/15/1999 |
| 5883816 | Interface circuit for processor controlled system and vehicle laundry system utilizing such interface circuit A smart module circuit board carries a programmable microprocessor and a plurality of relay type interface circuits for use in organizing relatively high voltage input devices and output devices into a complex system wherein a programmed combination of in... | 03/16/1999 |
| 5813076 | Curtain-style vehicle laundry device A laundering implement is provided for cleaning an external surface of a vehicle. A plurality of spacers are supportable with respect to a path of travel for a vehicle to be cleaned and are arranged in first and second stacked or sandwiched groups of spac... | 09/29/1998 |
| 5813077 | Spherical bearing arrangement for vehicle laundry brush A spherical bearing for a vehicle laundry brush which affords universal angular displacement freedom for the brush. The spherical bearing is mounted to the outboard end of a brush support arm and consists of a hemispherical bearing member and a complement... | 09/29/1998 |
| 5784748 | Vehicle laundry implement and replaceable cloth elements for use therewith A rotatable vehicle laundry brush comprising a center shaft and a plurality of axially stacked hollow blow-molded spacers which are pinned and clamped together with felt discs sandwiched between the spacers and extending radially outwardly therefrom so as... | 07/28/1998 |
| 5755043 | Contour dryer A dryer is provided for automatically drying the upper contour surface of a vehicle. The dryer includes a frame, a nozzle for directing a stream of air against the vehicle, and an arm pivotally connecting the nozzle to the frame. A drive mechanism raises ... | 05/26/1998 |
| 5722104 | Position control system for counterweighted vehicle laundry top brush A horizontal top brush for a vehicle laundering or finishing plant wherein a brush rotated by an hydraulic motor is mounted between the free ends of pivot arms carried by spaced vertical stanchions flanking a vehicle lane. Counterweight arms on the left a... | 03/03/1998 |
| 5713092 | Counterweighted vehicle laundry top brush and position control system therefor A horizontal top brush for a vehicle laundering or finishing plant wherein a brush rotated by an hydraulic motor is mounted between the free ends of pivot arms carried by spaced vertical stanchions flanking a vehicle treatment location. Counterweight arms... | 02/03/1998 |
| 5709002 | Spherical bearing arrangement for vehicle laundry side brush A spherical bearing for a vehicle laundry side brush which affords universal angular displacement freedom for the side brush. The spherical bearing consists of a hemispherical bearing member to which the brush and brush drive components are mounted as a u... | 01/20/1998 |
