Anti-slip Surface Patents (Class 404/19)
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Patent number: 12215469Abstract: Systems and methods for mitigating traffic are disclosed herein. In some embodiments, a traffic mitigation system includes a plurality of traffic mitigation devices. Each traffic mitigation device can include a base, a cap movably coupled to the base, a motor coupled to move the cap between a flush position and a raised position, a battery coupled to the motor, a power generator coupled to the battery, and an electronics unit housed in the base. The electronics unit comprises a control circuit coupled to control operation of the motor and a communication module operably coupled to the control circuit. The communication modules can receive signals indicating desired operating times from an operator device. The control circuits can then synchronously switch the traffic mitigation devices between the flush and raised positions. The communication modules can also communicate with each other to further synchronize movement of the caps.Type: GrantFiled: November 6, 2023Date of Patent: February 4, 2025Inventor: Taylor Rae Newville
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Patent number: 12129606Abstract: A method for permeable pavement of dirt interception comprises laying a permeable structure layer with a toothed groove between the base layer and the transition surface of the cushion layer or directly setting the upper surface of the cushion layer as a toothed structure; in the base layer, laying at least one layer of dirt interception trough; providing a water-permeable coating or fine sand at the bottom of the sewage interception trough; the present invention traps the dirt between the base layer and the cushion layer that are most likely to cause void blocking in the base layer, close to the shallow part of the surface layer is used to remove dirt by high-pressure flushing operations.Type: GrantFiled: March 4, 2020Date of Patent: October 29, 2024Assignee: Beijing University of Civil Engineering and ArchitectureInventors: Haiyan Li, Zhichao Yang, Yan Huang, Liyuan Wu, Xiaoran Zhang, Ziyang Zhang, Jinxi Li
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Patent number: 11963923Abstract: The present invention relates to tactile warning panels, and in particular to tactile warning panels that are designed and built with multifunction/multipurpose capabilities that serve the visually impaired and enable the deployment of smart city technology by integrating tactile warning systems and subsurface enclosures that can withstand pressures of five (5) tons up to and exceeding sixty (60) tons and incorporate small cells, beacons, sensors, Fog Computing, electric energy generation, rechargeable power supplies, wireless M2M communication and a plethora of other smart city technologies.Type: GrantFiled: March 21, 2023Date of Patent: April 23, 2024Assignee: Brandbumps, LLCInventors: Christopher Gary Henshue, Gary LaVerne Henshue, James Cyrus Rice
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Patent number: 11883350Abstract: Multipurpose tactile warning panels for use in pedestrian walkways, and in particular tactile warning panels that are designed and built with multifunction/multipurpose capabilities that serve the visually impaired and enable the deployment of smart city technology by integrating tactile warning systems and subsurface enclosures that can withstand pressures of five (5) tons up to and exceeding sixty (60) tons and incorporate small cells, beacons, sensors, Fog Computing, electric energy generation, rechargeable power supplies, wireless M2M communication and a plethora of other smart city technologies.Type: GrantFiled: January 27, 2022Date of Patent: January 30, 2024Assignee: Brandbumps, LLCInventors: Christopher Gary Henshue, Gary LaVerne Henshue, James Cyrus Rice
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Patent number: 11760691Abstract: A method for applying a high friction surface roadway treatment and composition used therein is disclosed. The method comprises the steps of: providing a binder composition, comprising: 10-99.9 wt. % of a resin; 0.1-70 wt. % of an elastomer; heating the binder composition to a sufficient temperature to obtain a molten binder composition; applying a layer of the molten binder composition; and applying a layer comprising aggregate having a nominal maximum size of at least 1 mm, and an embedment depth of at least 30% in the molten binder composition layer. The resin is selected from hydrocarbon resins, alkyd resins, rosin resins, rosin esters, and combinations thereof.Type: GrantFiled: October 12, 2020Date of Patent: September 19, 2023Assignee: KRATON CORPORATIONInventors: Martin Thompson, David Broere, Adam Fasula
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Patent number: 11752401Abstract: A method of enhancing surface strike performance, includes providing a club head having a face surface and a receiving portion recessed into the club face. The receiving portion is configured to receive a strike surface material. The surface strike material is an amorphous ceramic material which is inserted as an inlay into the receiving portion as a liquid slurry. The slurry is distributed evenly within said receiving portion forming a uniform layer of ceramic material filling said receiving portion. Microgrooves are added to the ceramic material in a vertical direction to further increase the strike performance of the club head.Type: GrantFiled: December 11, 2020Date of Patent: September 12, 2023Assignee: GAME CHANGER INDUSTRIES LLCInventor: Adam C. Sclafani
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Patent number: 11639586Abstract: A walkway paver including a paver assembly and an attaching assembly is disclosed. The paver assembly includes a paver, preferably made of fiber glass, that is filled with one of water, sand or combinations thereof. Each paver may include a filling opening that leads to an interior of the paver and also allows for easy refilling of the paver. The filling opening is sealed with a plug. Each paver may be interconnected with additional pavers in order to create a walkway. Each paver further includes lights which are used to illuminate the vicinity of the paver and the walkway created for added safety. The attaching assembly importantly includes a threaded fastener that extends centrally through each paver. The threaded fastener extends a predetermined distance into a ground surface to secure each paver in place.Type: GrantFiled: December 9, 2020Date of Patent: May 2, 2023Inventor: Joe Rodriguez
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Patent number: 11220219Abstract: A truck step addition apparatus for easier entry into a tall truck includes a lower block having a plurality of lower mounting apertures extending from a lower top side through a lower bottom side. A plurality of first mounting hardware sets secures the lower block to a truck step of a truck. An upper block is coupled to the lower block and has a plurality of upper mounting apertures extending from an upper top side through an upper bottom side. A grip plate is coupled to the upper block and has a pair of plate mounting apertures extending from a textured plate top side through a plate bottom side. A plurality of second mounting hardware sets secures the grip plate to the upper block, the upper block to the lower block, and the lower block to the truck step of the truck.Type: GrantFiled: March 19, 2020Date of Patent: January 11, 2022Inventor: James H Gantt, II
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Patent number: 11075311Abstract: A photovoltaic structure, or a photovoltaic structure for a roadway suitable for circulation of pedestrians and vehicles, including: at least one photovoltaic cell; and a non-opaque coating covering at least a front face of the photovoltaic cell and having an outer surface which is macrotextured and microtextured irregularly, with a mean texture depth MTD, measured according to the norm NF EN 13036-1, of between 0.2 mm and 3 mm, and a polishing resistance value PRV, according to the norm NF EN 13043, of at least PRV44, or PRV50, or PRV53.Type: GrantFiled: October 29, 2018Date of Patent: July 27, 2021Assignees: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, COLASInventors: Franck Barruel, Eric Coquelle, Jean-Luc Gautier, Eric Pilat
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Patent number: 10837145Abstract: A paving block system comprising a plurality of paving block units (A) and a plurality of paving block units (B) interlocked together to form a paving block system. The paving block units each comprise at least two channels formed along a bottom face of the paving block units. The channels of the paving block units (A) are in fluid communication with the channels of the paving block units (B) when the paving block units are interlocked together to form the paving block system configured for storage and/or drainage of fluid.Type: GrantFiled: February 22, 2019Date of Patent: November 17, 2020Inventor: Steven T. Lanni
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Patent number: 10141460Abstract: A photovoltaic structure, or a photovoltaic structure for a roadway suitable for circulation of pedestrians and vehicles, including: at least one photovoltaic cell; and a non-opaque coating covering at least a front face of the photovoltaic cell and having an outer surface which is macrotextured and microtextured irregularly, with a mean texture depth MTD, measured according to the norm NF EN 13036-1, of between 0.2 mm and 3 mm, and a polishing resistance value PRV, according to the norm NF EN 13043, of at least PRV44, or PRV50, or PRV53.Type: GrantFiled: February 11, 2014Date of Patent: November 27, 2018Assignees: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, COLASInventors: Franck Barruel, Eric Coquelle, Jean-Luc Gautier, Eric Pilat
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Patent number: 10125497Abstract: A continuous, one-piece flashing with an upper panel and a lower panel adapted to seal a multi-surface intersection, such as between a wall and a roof. The flashing includes protrusions for improving the ease of installation of wall-coverings and/or protection from water infiltration.Type: GrantFiled: June 25, 2015Date of Patent: November 13, 2018Assignee: Dryflekt, Inc.Inventor: Robert D. Givens
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Patent number: 10099279Abstract: A method of making floor plate includes assembling a pair of casting rolls laterally disposed to form a nip, assembling a hot rolling mill downstream of the nip having work rolls with a surface pattern forming the negative of a raised slip-resistant pattern desired in a floor plate, introducing molten metal through at least one metal delivery nozzle to form a casting pool supported on the casting rolls above the nip; counter rotating the casting rolls to form shells on the casting surfaces of the casting rolls to cast metal strip of less than 2.2 mm thickness downwardly from the nip, and delivering the cast metal strip to and through the hot rolling mill to form by the negative of the slip-resistant pattern on the work rolls a raised slip-resistant pattern of between 0.3 and 0.7 mm in height in a floor plate of less than 1.7 mm thickness.Type: GrantFiled: December 9, 2015Date of Patent: October 16, 2018Assignee: Nucor CorporationInventor: Eric Young
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Patent number: 9988308Abstract: A composition of matter includes: a first composition and a second composition configured to react with each other and provide an epoxy-based binder system; and aggregate for being disbursed into the binder system to provide a material; wherein a moisture content of the aggregate is controlled according to a desired strength for cured material. A method of application of the resulting epoxy based material is disclosed.Type: GrantFiled: May 4, 2017Date of Patent: June 5, 2018Assignee: FIVE STAR PRODUCTS, INC.Inventors: Steven C. Lupien, Zbigniew Andrew Szczepaniak, Douglas A. Cheney
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Patent number: 9862642Abstract: Artificial stone which exhibits minimal visual change when exposed to weathering, UV light, and heat, is prepared by shaping and curing a crosslinkable composition based on crosslinkable organopolysiloxanes as a binder, at least 85% by weight of a filler component, the filler component containing at least 20% by weight of coarse grain mineral filler having grain sizes of 0.2 mm to 10 mm.Type: GrantFiled: August 11, 2014Date of Patent: January 9, 2018Assignee: WACKER CHEMIE AGInventors: Detlev Ostendorf, Uwe Scheim, Daniel Schildbach
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Patent number: 9546283Abstract: The present invention relates to the use of polyoxalates as binders for antifouling coating compositions and antifouling coating compositions comprising the polyoxalates.Type: GrantFiled: November 1, 2013Date of Patent: January 17, 2017Assignee: JOTUN A/SInventor: Marit Dahling
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Patent number: 8967904Abstract: A tactile plate assembly used as a tactile warning device on walkways comprises a plurality of tactile plates with texture for providing tactile awareness. A connecting bracket attaches first and second tactile plates to each other to form a pair of tactile plates. Interlocking brackets, having first and second ends, attach two pairs of tactile plates together, forming a tactile plate subassembly. The interlocking brackets each includes a first end with a tab extending at an angle and a second end with a hole. The interlocking brackets can mate with one another to allow connection of multiple tactile plate subassemblies together. The interlocking brackets include multiple holes of sufficient size to allow a substrate such as concrete or asphalt to flow therethrough to anchor the tactile plate assembly in place. The connecting brackets may also include similar holes of sufficient size to allow a substrate to flow therethrough.Type: GrantFiled: October 5, 2012Date of Patent: March 3, 2015Assignee: Pioneer Detectable, LLCInventor: Warren Bub
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Patent number: 8920066Abstract: A tactile sidewalk tile has a horizontal top surface and a horizontal bottom surface. A plurality of truncated domes project vertically from the top surface, and each of the truncated domes has a corresponding dome depression formed on the bottom surface. A sheet of tacky mounting material is applied to the horizontal bottom surface and is covered by a sacrificial release sheet until installation. According to one method of installing tactile sidewalk tile, the sacrificial release sheet is removed from the sheet of tacky mounting material, the tactile sidewalk tile is placed on an underlying sidewalk surface, pressure is applied to the horizontal top surface, and anchor holes are drilled using a plurality of fastener-receiving bores in the tactile sidewalk tile as guides.Type: GrantFiled: January 12, 2012Date of Patent: December 30, 2014Assignee: TUF-TITE, Inc.Inventor: Theodore W. Meyers
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Patent number: 8814465Abstract: Methods and compositions for improving the strength and longevity of secondary roadways through environmentally sound practices are disclosed herein. A composition for road sealing includes acrylic and vinyl acetate powdered polymer mixed with native soil.Type: GrantFiled: March 5, 2014Date of Patent: August 26, 2014Assignee: Midwest Industrial Supply, Inc.Inventors: Robert W. Vitale, Frank D Elswick, Gina M. Greenlee
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Publication number: 20140219717Abstract: A paving system for paving or flooring includes a top layer of a plurality of paving elements, and an underlayment support layer of a polymeric material configured into panels. The panels are suitable to support the paving elements, the panels having a generally planar support surface.Type: ApplicationFiled: April 7, 2014Publication date: August 7, 2014Applicant: BROCK USA, LLCInventors: Daniel C. Sawyer, Richard R. Runkles
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Publication number: 20140212215Abstract: The invention is a walking exercise park with a man-made hill. The hill can contain one or more slopes and steps that can be selected and walked or jogged. The goal of the man-made hill is to conveniently provide improved and expeditious health and fitness benefits as compared with ordinary park or level track walking. A person will be able to easily manage walking path elevation changes and have complete control over their workout on a concentrated footprint in a safe environment. The park can also be used for sports or athletic training or physical therapy and injury rehabilitation. The park can be lighted or covered or enclosed.Type: ApplicationFiled: April 9, 2013Publication date: July 31, 2014Inventor: David Patrick Johnson
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Patent number: 8702343Abstract: Methods and compositions for improving the strength and longevity of secondary roadways through environmentally sound practices are disclosed herein. A composition for road sealing includes acrylic and vinyl acetate powdered polymer mixed with native soil.Type: GrantFiled: March 6, 2013Date of Patent: April 22, 2014Assignee: Midwest Industrial Supply, Inc.Inventors: Robert W. Vitale, Frank D. Elswick, Gina M. Greenlee
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Patent number: 8636440Abstract: Aspects of the present invention disclose an apparatus for increasing roadway traction. An exemplary apparatus includes a housing and a shaft that engages a first end of the housing. A piston is adapted to move axially along a length of housing and includes an upper portion and lower portion. The upper portion includes a raised surface and a mating portion situated between the raised surface and lower portion. The lower portion includes an interior cavity that is adapted to receive at least a portion of the shaft. A spring that biases the piston toward the first end of the housing. A toothed surface engaged with the piston and a bimetal thermostat with a mating toothed surface. The toothed surface engaged with the lower portion facilitates engagement with the mating toothed surface situated at the distal end of the bimetal thermostat when the temperature is above a predetermined threshold.Type: GrantFiled: December 18, 2012Date of Patent: January 28, 2014Assignee: International Business Machines CorporationInventors: Gary D. Cudak, Christopher J. Hardee, Randall C. Humes, Adam Roberts
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Patent number: 8439596Abstract: A detectable warning tile is a molded sheet having generally planar top and bottom surfaces, the top surface having a plurality of spaced apart truncated domes in relief thereon, the bottom surface having a grid pattern of depressions therein. Partitions rising from the bottom surface are positioned within the interior of the domes and are integral therewith. The bottom surface may have an adhesive layer for bonding with a solid under-surface. Alternately, anchors may be engaged with the bottom surface for securing the tile in a uncured cement, concrete or blacktop surface.Type: GrantFiled: August 6, 2012Date of Patent: May 14, 2013Inventor: Joe Dvoracek
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Patent number: 8337117Abstract: Methods and compositions for improving the strength and longevity of secondary roadways through environmentally sound practices are disclosed herein. A composition for road sealing includes an aqueous emulsion of acrylic and vinyl acetate polymer, water, and a resin-modified emulsion, wherein the resin-modified emulsion includes a mixture of pitch and rosin, an emulsifying agent, and water.Type: GrantFiled: January 29, 2012Date of Patent: December 25, 2012Assignee: Midwest Industrial Supply, Inc.Inventors: Robert W. Vitale, Frank D. Elswick, Gina M. Greenlee
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Patent number: 8190401Abstract: Embodiments of the present invention recite a computer implemented method and system for creating a road model. In one embodiment, an identification of an intersection of a first road and a second road is received. At least one designated elevation is received at which the first road and the second road should merge. Finally a united layer is automatically created for the intersection wherein a first plurality of strings defining the first road and a second plurality of strings defining the second road intersect at the at least one designated elevation.Type: GrantFiled: June 4, 2007Date of Patent: May 29, 2012Assignee: Trimble Navigation LimitedInventors: Arnaud Boucherat, Matthew Lynn Jones
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Patent number: 8028491Abstract: A replaceable, wet-set tactile warning surface unit having a body defining an upper surface and a lower surface, the body defining a series of raised projections on its upper surface, and defining a plurality of spaced through-holes from the top to the bottom surface, in which the raised projections are spaced from one another and the through-holes are located between projections. An anchor member such as a threaded insert is coupled to the bottom surface of the unit member directly below each of the through-holes by fasteners such as bolts that pass through the through-holes.Type: GrantFiled: August 3, 2010Date of Patent: October 4, 2011Assignee: ADA Solutions, Inc.Inventors: John P. Flaherty, William Scott Ober
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Patent number: 7993074Abstract: The present invention discloses a tactile warning panel inlay system and method. Such system is comprised of a panel formed with an exposed surface having a plurality of tactile warning protrusions and a support surface configured to contact a substrate matrix. The panel includes a plurality of apertures extending from the exposed surface to the support surface. Further, a plurality of fasteners are configured to extend individually through an aperture included in the plurality of panel apertures to secure the panel to the substrate matrix. Each fastener includes a head conformed to the shape of the tactile warning protrusion and a body for extending the fastener through the panel and into the substrate matrix.Type: GrantFiled: December 3, 2004Date of Patent: August 9, 2011Assignee: Ez Set Tile, Inc.Inventor: Joe Driscoll
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Patent number: 7992360Abstract: The present invention discloses a tactile warning panel inlay system and method. Such system is comprised of a panel formed with an exposed surface having a plurality of tactile warning protrusions and a support surface configured to contact a substrate matrix. The panel includes a plurality of apertures extending from the exposed surface to the support surface. Further, a plurality of fasteners are configured to extend individually through an aperture included in the plurality of panel apertures to secure the panel to the substrate matrix. Each fastener includes a head conformed to the shape of the tactile warning protrusion and a body for extending the fastener through the panel and into the substrate matrix.Type: GrantFiled: March 11, 2010Date of Patent: August 9, 2011Assignee: EZ Set Tile, Inc.Inventor: Joe Driscoll
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Publication number: 20110142537Abstract: An assembly suitable for temporarily covering a trench comprises an anti-slip tile (30) and a separately formed trench cover. The anti-slip tile (30) may be releasably attached to the trench cover. The anti-slip tile (30) comprises a plurality of cylindrical protrusions (21) integrally formed with a body portion of the tile (30), protruding from an upper surface (6) of the body portion (5), and evenly spaced across the upper surface (6) to minimize the possibility of a wheel of a vehicle slipping as the wheel passes over the anti-slip tile (30) and over the trench cover. The body portion (5) has a plurality of openings (22) extending through the body portion (5), the openings (22) being spaced across the upper surface (6) to reduce the overall weight of the anti-slip tile (30), and to provide a means of draining rainwater from the upper surface of the body portion (5). Two openings (31a) are located at opposite end edges of the body portion (5).Type: ApplicationFiled: December 6, 2010Publication date: June 16, 2011Inventor: David Vincent Byrne
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Patent number: 7955024Abstract: The present invention discloses a tactile warning panel inlay system and method. Such system is comprised of a panel formed with an exposed surface having a plurality of tactile warning protrusions and a support surface configured to contact a substrate matrix. The panel includes a plurality of apertures extending from the exposed surface to the support surface. Further, a plurality of two-piece fasteners are configured to extend individually through an aperture included in the plurality of panel apertures to secure the panel to the substrate matrix. Each fastener includes a head conformed to the shape of the tactile warning protrusion and a threaded shank for extending through the panel and which has an anchor member threadably secured thereto.Type: GrantFiled: July 10, 2008Date of Patent: June 7, 2011Assignee: EZ Set Tile, Inc.Inventors: Joe Driscoll, Dan H. Gernstein
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Patent number: 7827928Abstract: A tactile warning pad composed of a polymer material, the pad comprising contact structures on its upper surface and embedded shearable anchor members in the form of a corrugated mesh webbing, wherein the upper portions of the mesh webbing are embedded within the pad and the lower portions of the mesh webbing extend below the pad, such that the pad may be positioned atop an uncured concrete base with the lower portions of the mesh webbing embedded within the concrete, and further such that the anchor members retain the pad on the concrete base once the concrete has hardened, and further such that the pad is removable from the concrete by shearing the anchor members at the interface between the concrete base and the polymer pad using a bladed shearing implement.Type: GrantFiled: December 12, 2008Date of Patent: November 9, 2010Assignee: Ultra Tech InternationalInventors: Mark D. Shaw, J. Tad Heyman, Samuel Bates
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Patent number: 7799379Abstract: The present disclosure provides a method for producing detectable warnings (16) on substrate surfaces (14), which includes providing a mat (30) with a top surface (38) and a bottom surface (36) and a pattern of mat through holes (34) extending through the mat (30). The through holes (34) comprise a lower portion (44) defining a lower mat opening (33) and an upper portion (32) defining an upper mat opening (35), wherein the upper mat opening (35) is larger in transverse dimension than the lower mat opening (33). The method further includes placing the mat (30) on a substrate surface (14), wherein the bottom surface (36) of the mat (30) is adjacent the substrate surface (14), and injecting into the mat through holes (34) a viscous substance (40) having the ability to cure into a solid. The method further includes removing the mat (30) at the appropriate time to form raised detectable warnings (16) on the substrate surface (14).Type: GrantFiled: October 17, 2006Date of Patent: September 21, 2010Assignee: Vanguard ADA Systems of America, Inc.Inventor: Jon N. Julnes
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Patent number: 7779581Abstract: A replaceable, wet-set tactile warning surface unit having a body defining an upper surface and a lower surface, the body defining a series of raised projections on its upper surface, and defining a plurality of spaced through-holes from the top to the bottom surface, in which the raised projections are spaced from one another and the through-holes are located between projections. An anchor member such as a threaded insert is coupled to the bottom surface of the unit member directly below each of the through-holes by fasteners such as bolts that pass through the through-holes.Type: GrantFiled: May 6, 2008Date of Patent: August 24, 2010Assignee: ADA Solutions, Inc.Inventors: John P. Flaherty, William Scott Ober
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Patent number: 7758279Abstract: The present invention discloses a tactile warning panel inlay system and method. Such system is comprised of a panel formed with an exposed surface having a plurality of tactile warning protrusions and a support surface configured to contact a substrate matrix. The panel includes a plurality of apertures extending from the exposed surface to the support surface. Further, a plurality of fasteners are configured to extend individually through an aperture included in the plurality of panel apertures to secure the panel to the substrate matrix. Each fastener includes a head conformed to the shape of the tactile warning protrusion and a body for extending the fastener through the panel and into the substrate matrix.Type: GrantFiled: April 24, 2008Date of Patent: July 20, 2010Inventor: Joe Driscoll
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Patent number: 7690862Abstract: The present invention relates to a transit boarding platform panel for use along an edge of a transit platform adjacent a track. The panel comprises a molded base portion formed from a reinforced composite polymer, and having a top deck and bottom plate, a first side intended to be adjacent a track at an edge of the transit platform, a second side opposite said first side and intended to be adjacent the transit platform, a first end and a second end, and between the top deck and bottom plate a series of internal support members. The top deck has a detectable warning surface consisting of raised truncated domes detectable by the visually impaired in accordance with Americans with Disabilities Act (ADA): Accessibility Guidelines for Buildings and Facilities. The first and second ends are provided with means to interconnect adjacent panels and to secure the panels to the platform.Type: GrantFiled: October 18, 2005Date of Patent: April 6, 2010Assignee: Astra Capital IncorporatedInventor: Kenneth E. J. Szekely
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Patent number: 7674066Abstract: The present invention provides a tactile tile comprising hemispherical outward protruding domes on an upper surface for pedestrian traffic, and a plurality of longitudinal and transverse members integral with each other and integral with a bottom side of the tile opposite the upper surface forming a honeycomb pattern.Type: GrantFiled: October 25, 2005Date of Patent: March 9, 2010Inventor: Donald Wehmeyer
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Patent number: 7670081Abstract: An improved surface seeded exposed particulate concrete and method of making the improved surface seeded exposed particulate concrete is disclosed. Small particulate is sprayed over the upper surface of the concrete. The particulate may be sprayed using a material sprayer. The particulate may be uniformly sprayed to distances exceeding twenty feet. The particulate is mixed into a cement paste derived from the concrete mixture using floats. A surface retarder is then applied to cover the concrete surface. Subsequently, any surface film is washed from the surface of the concrete and the concrete is cured. The result is a surface seeded particulate with an exposed surface that is flat and is suitable for high traffic areas. The resultant surface may resemble stone, granite or marble.Type: GrantFiled: January 17, 2008Date of Patent: March 2, 2010Assignee: Lithocrete, Inc.Inventors: Lee A. Shaw, Ronald D. Shaw
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Publication number: 20090162143Abstract: The present invention provides a pattern-changing walk path on top of which some groove lines and some raised ridges or dots form an anti-skidding layer for children's play and games. The modular design may be disassembled into the units for storage, taking up little room since they can be stacked together, and can be securely attached to one another when put together for use.Type: ApplicationFiled: December 19, 2007Publication date: June 25, 2009Inventor: I-Cheng Chiu
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Patent number: 7380376Abstract: This invention relates to a non-slip structure, which is highly efficient in preventing a slip with no trouble caused by a through hole, thereby enhancing reliability. The non-slip structure of this invention is characterized in that a portion of a metal plate such as a steel plate and the like is sheared so as to form cutting lines (a pair of lateral side cutting lines and a joining cutting line) for forming a protruded piece and, at the same time, the protruded piece is pulled up along the cutting lines to a height, which does not exceed the thickness portion of the steel plate so as to raise the shearing surface (edge), so that the sheared surface does not form a gap nor any through hole in contacting the steel plate.Type: GrantFiled: October 16, 2002Date of Patent: June 3, 2008Assignee: Shin Caterpillar Mitsubishi Ltd.Inventors: Shunji Ohno, Norio Nakajima, Kazumichi Iwasa, Masanori Tsuji, Tsuyoshi Doi, Yoshihisa Kohzu, Yoshihiro Agarihama, Shinya Ura, Hideyuki Miyake
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Patent number: 7316519Abstract: A paving member (2) comprising a surface (4) for being walked on, an image (6) below the surface (4), and a source of light for illuminating the paving member (2), the paving member (2) being of such a material and construction that the image (6) is viewable by a person walking on the surface (4), and the source of light being such that it makes the image (6) visible at night and also provides light at night for the environment (8) adjacent the paving member (2). The image may be a static image or a moving image. The image may be a hologram. The image may be changed by remote control means.Type: GrantFiled: May 30, 2001Date of Patent: January 8, 2008Inventors: Alec Leonard Ryman, Nicole Ann Leader
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Patent number: 7191568Abstract: A modular safety unit having a skid resistant surface for use in a location where it is desirable to add a skid resistant surface for traction comprising a base made of resin, the base having a top side and a bottom side; an aggregate made from calcined bauxite, and wherein the aggregate is attached to the top side of the base; and an adhesive having a top side and a bottom side wherein the top side is attached to the bottom side of the base and wherein the adhesive bottom side may be selectively attached to a location where it is desirable to add traction.Type: GrantFiled: January 30, 2003Date of Patent: March 20, 2007Inventor: Nick Choate
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Patent number: 7189025Abstract: A detectable pavement warning assembly includes a web having a plurality of projections attached to one another by linear connectors, a planar cover with a series of apertures for receiving the projections therethrough and an adhesive sheet. In use a rigid substrate such as a sidewalk is selected, and a primer is applied. The web, cover and adhesive sheet all pre-assembled are placed on the primed substrate. Next, the warning assembly is heated with an open flame to soften and fuse the pavement warning assembly with the primed substrate. The projections will remain extended sufficiently above the cover to provide a warning to pedestrians that walk thereon, such as when approaching a traffic area or other hazard.Type: GrantFiled: April 10, 2006Date of Patent: March 13, 2007Assignee: Flint Trading, Inc.Inventors: Robert W. Greer, Christopher J. Corbett
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Patent number: 7182548Abstract: A one-piece safety cleat with a flat base having an upstanding rim surrounding it to form an open shallow cup-structure. The rim has at least one drainage opening. Multiple one-piece safety cleats can be attached to flooring to increase traction on the floor surface.Type: GrantFiled: October 25, 2005Date of Patent: February 27, 2007Inventor: John Christopher Womack
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Patent number: 7121761Abstract: A paved surface configured for reducing tire noise and increasing tire traction on the paved surface and to a method and apparatus for manufacturing such a paved surface. The paved surface includes grooves in the traffic bearing surface that are substantially neither transverse nor parallel to the intended direction of traffic.Type: GrantFiled: May 28, 2004Date of Patent: October 17, 2006Inventor: Paul N. Woodruff
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Patent number: 7000279Abstract: The present invention relates to a transit boarding platform panel for use along the edge of an existing transit platform adjacent a track. The panel comprises a molded base portion formed from a reinforced composite polymer. The base portion has a top deck and bottom plate, a first side intended to be adjacent a track at an edge of the transit platform, a second side opposite said first side and intended to be adjacent the existing transit platform, first end and second side, and between the top deck and bottom plate a series of internal support members. The top deck, bottom plate, first and second sides, first end, second end and series of internal support members are preferably molded at the same time to form an integral unit. The top deck has a detectable warning surface consisting of raised truncated domes detectable by the visually impaired in accordance with Americans with Disabilities Act (ADA): Accessibility Guidelines for Buildings and Facilities.Type: GrantFiled: March 2, 2005Date of Patent: February 21, 2006Assignee: Astra Capital IncorporatedInventor: Kenneth E. J. Szekely
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Patent number: 6971818Abstract: A tactile warning surface structure having underfoot detectability is formed in place by a method wherein the shank portions of a plurality pins are inserted into and bonded to a plurality of holes formed in an upper surface of a concrete slab of a walkway. The holes are located within a defined area of the upper surface of the concrete slab and are spaced from each other in a predetermined pattern so that, when the shank portions of the pins are inserted into and bonded to the holes in the concrete slab with the upper end head portions of the pins projecting upward beyond the upper surface of the concrete slab at least a minimum distance, the pins in the defined area of the upper surface of the concrete slab form a tactile warning surface having underfoot detectability.Type: GrantFiled: January 22, 2004Date of Patent: December 6, 2005Inventor: Nolan D. Schabacker
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Patent number: 6866914Abstract: A novel artificial stone which contains an inorganic aggregate and a resin and has an uneven surface wherein the inorganic aggregate is exposed, wherein the average depth of concave grooves of the surface is in the range of 0.02 mm to 1.0 mm and the volume percentage of the inorganic aggregate is 25% to 75%. The artificial stone has an elaborate structure, exhibits transparent and deep sense, has excellent massive feeling and color like a marble, has a high surface hardness, exhibits good formability, and exhibits excellent non-slop performance even when it is contacted by bare feet or by hard soles of shoes.Type: GrantFiled: August 1, 2001Date of Patent: March 15, 2005Assignee: Doppel Co., Ltd.Inventors: Sumiyo Yamanashi, Mieko Sakai, Kenichiro Saito
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Publication number: 20040240937Abstract: The invention includes a paved surface configured for reducing tire noise and increasing tire traction on the paved surface and to a method and apparatus for manufacturing such a paved surface. The paved surface includes grooves in the traffic bearing surface that are substantially neither transverse nor parallel to the intended direction of traffic.Type: ApplicationFiled: May 28, 2004Publication date: December 2, 2004Inventor: Paul N. Woodruff
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Patent number: 6709191Abstract: There is a tactile indicator for the visually impaired having at least one marker head (22) which in a position of use protrudes above a walkway surface. A flange (23) extends down from the underside of the marker head (22) and is adapted for a close tolerance sliding fit into a channel cut in said walkway surface. There are a plurality of upwardly inclined ribs (25) formed on the flange (23) so that the flange (23) once push fitted into the channel is secured in place without adhesive by outward pressure of the ribs (25) on the sides of the channel.Type: GrantFiled: May 20, 2002Date of Patent: March 23, 2004Inventor: Celestine Patrick McCuskey