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Rukavina, US

Doug Rukavina, Massillon, OH US

Patent application numberDescriptionPublished
20090255084Removable Battery Pack with Latching Mechanism - A latching assembly for a removable battery package to an electrically powered cleaning device is provided along with the electrically powered cleaning device and the electrical combination with the battery charger. The latching assembly on the battery package comprises at least one moveable first engagement member, in movable cooperation with at least one rod which is in movable cooperation with a user contact. The first engagement member secures the removable battery package with another engagement member associated at least with the cleaning device. The first engagement member is located toward a side of a long end of the battery package opposite the end with the user contact Moving the user contact moves the member through the rod between an engaged position to thereby secure the battery package to the cleaning device and an unengaged position for removal of the battery package from the cleaning device.10-15-2009
20100088843BATTERY POWERED CORDLESS CLEANING SYSTEM - A cordless, battery-powered system of cleaning products. The system of cleaning products includes devices such as upright vacuums (e.g., a stick vacuum, a lightweight upright vacuum, etc.), a hand-held vacuum, a carpet-cleaner, a canister vacuum, and the like. Each of the devices is powered by a battery pack which is interchangeable among the devices. The battery pack includes a combination of hardware and software for connecting to, identifying, and communicating with the cleaning products to ensure that each of the products receives the power necessary to ensure optimal performance.04-15-2010
20110047746VACUUM CLEANER ACCESSORY TOOL HAVING A REMOVABLE BRUSH - A vacuum cleaner accessory tool for use with a vacuum cleaner. The accessory tool includes a nozzle body defining a chamber. An agitator having a first end portion and a second end portion is rotatably supported within the chamber of the nozzle body, and the agitator is removably coupled to the nozzle body. A drive member is coupled to the agitator, and a release member is coupled to the nozzle body and slidable with respect to the nozzle body between an engaged position and a disengaged position. In the engaged position, the release member engages the second end portion of the agitator to couple the agitator to the nozzle body within the chamber. In the disengaged position, the release member allows the agitator to be removed from the chamber of the nozzle body.03-03-2011
20120317743BATTERY POWERED CORDLESS CLEANING SYSTEM - A cordless, battery-powered system of cleaning products. The system of cleaning products includes devices such as upright vacuums (e.g., a stick vacuum, a lightweight upright vacuum, etc.), a hand-held vacuum, a carpet-cleaner, a canister vacuum, and the like. Each of the devices is powered by a battery pack which is interchangeable among the devices. The battery pack includes a combination of hardware and software for connecting to, identifying, and communicating with the cleaning products to ensure that each of the products receives the power necessary to ensure optimal performance.12-20-2012

Patent applications by Doug Rukavina, Massillon, OH US

Douglas M. Rukavina, Massillon, OH US

Patent application numberDescriptionPublished
20130091652STEERING ASSEMBLY FOR SURFACE CLEANING DEVICE - A surface cleaning device having a steering assembly is provided. The surface cleaning device includes a foot, a handle assembly with a user manipulated handle, and a steering assembly coupling the handle assembly to the foot. The steering assembly defines an open path between the handle assembly and the foot and includes a means for biasing the foot with respect to the handle assembly. Movement of the handle assembly stores energy within the biasing means so that the biasing means exerts a corresponding force on the foot.04-18-2013

John C. Rukavina, Charlotte, NC US

Patent application numberDescriptionPublished
20110252384WIRELESS DISPLAY APPLICATION - Systems and methods are illustrated that relate to displaying an output screen from a mobile device on a monitor in communication with a computer through a wireless network. The systems and methods may include the steps of: connecting the mobile device to the computer via a network, converting an output screen from the mobile device into a transferrable command, sending the transferrable command to the computer via the network, receiving the transferrable command from the mobile device, translating the transferrable command into one of a plurality of monitor display screens, sending the one of the plurality of monitor display screens to a monitor in communication with the computer, and/or displaying the one of a plurality of monitor display screens on the monitor.10-13-2011
20120223819Near Field Communication Event Attendee Tracking System - Tracking an attendee at an event includes providing a near field communications (NFC) device associated with an event station to facilitate tracking an attendee. A processor associates an identification code with an NFC tag, where the identification code is associated with the attendee and the NFC tag communicates with one or more other NFC devices to track the attendee through the event.09-06-2012

Stephen P. Rukavina, Rocky River, OH US

Patent application numberDescriptionPublished
20100038462Sealing enclosure for a food processor - An enclosure for a food processor including a body portion adapted to be secured to a base, and a cover pivotally attached to the body portion. The body portion includes sidewalls, a back wall, and an abbreviated top wall. The cover includes sidewalls, a front wall, a top wall, and an abbreviated back wall. A flange extends outwardly from the sidewalls and the top wall of the body portion and a gasket is provided thereon to create a seal between the cover and the body portion of the enclosure.02-18-2010

Steve Rukavina, Rocky River, OH US

Patent application numberDescriptionPublished
20120080549BLENDER BLADE - A blender blade or blade for being mounted to an interior base of a blender container for rotation about a vertical axis is described. The blade includes at least two blade wings, such that it may include four blade wings. The blade includes a body, first transition section, second transition section, first blade wing and second blade wing. Body includes an aperture, wherein the body is located on a first horizontal plane. First and second transition sections extend at downward angles from opposite sides of the body. First blade wing extends outwardly from the first transition section, wherein the first blade wing is located on a second horizontal plane. Second blade wing extends outwardly from the second transition section, wherein the second blade wing is located on a third horizontal plane. The blade is a one-piece blade and can process approximately 6-48 ounces of working medium.04-05-2012
20130043337APPARATUS FOR CONTROLLING THE BLENDING OF DRINKS - A blending system includes a base, a housing connected to the base, and an ice bin positioned above the housing. A plurality of load cells may be positioned between the housing and the ice bin to monitor the weight of the ice bin. A drive play may be positioned above the base with a plurality of load cells disposed between the drive plate and base to monitor the weight of a container positioned on the drive plate.02-21-2013

Thomas G. Rukavina, New Kensington, PA US

Patent application numberDescriptionPublished
20090176945SULFUR-CONTAINING POLYURETHANE - Sulfur-containing polyurethane comprising the reaction product of: 07-09-2009
20090280329Polyurethanes, Articles and Coatings Prepared Therefrom and Methods of Making the Same - The present invention provides polyurethanes including a reaction product of components including: (a) an isocyanate functional urethane prepolymer comprising a reaction product of components including: (i) about 1 equivalent of at least one polyisocyanate; and (ii) about 0.1 to about 0.5 equivalents of at least one diol having 2 to 18 carbon atoms; and (b) about 0.05 to about 0.9 equivalents of at least one branched polyol having 4 to 18 carbon atoms and at least 3 hydroxyl groups; and (c) up to about 0.9 equivalents of at least one polyol different from branched polyol (b) and having 2 to 18 carbon atoms, wherein the reaction product components are essentially free of polyester polyol and polyether polyol; compositions, coatings and articles made therefrom and methods of making the same.11-12-2009
20090280709Polyurethanes, Articles and Coatings Prepared Therefrom and Methods of Making the Same - The present invention provides polyurethanes including a reaction product of components including: (a) about 1 equivalent of at least one polyisocyanate; (b) about 0.05 to about 1 equivalents of at least one branched polyol having 4 to 18 carbon atoms and at least 3 hydroxyl groups; (c) about 0.01 to about 0.3 equivalents of at least one polycarbonate diol; and (d) about 0.1 to about 0.9 equivalents of at least one polyol different from the branched polyol and having 2 to 18 carbon atoms, wherein the reaction product components are essentially free of polyether polyol and the reaction components are maintained at a temperature of at least about 100° C. for at least about 10 minutes; compositions, coatings and articles made therefrom and methods of making the same.11-12-2009
20090281268METHODS FOR PREPARING POLYURETHANES - The present invention provides methods for preparing polyurethanes from reaction components including: (a) reacting about 1 equivalent of at least one polyisocyanate; and about 0.1 to about 0.5 equivalents of at least one polyol having 2 to 18 carbon atoms to form an isocyanate functional urethane prepolymer; and (b) reacting the isocyanate functional urethane prepolymer, about 0.05 to about 1.0 equivalents of at least one branched polyol having 4 to 18 carbon atoms and at least 3 hydroxyl groups; and up to about 0.9 equivalents of at least one polyol different from the branched polyol and having 2 to 18 carbon atoms, wherein the reaction components are essentially free of polyester polyol and polyether polyol, as well as methods for preparing polyurethanes using a one pot process.11-12-2009
20100086773Primer composition and articles incorporating the primer - A primer composition includes the reaction product of (a) a polyglycidyl ether of a hydroxy-functional material; and (b) an amino polyalkoxysilane. The reaction product, when hydrolyzed, comprises at least 6 silanol groups, such as at least 8 silanol groups, such as at least 10 silanol groups, such as at least 12 silanol groups.04-08-2010
20100124649Polyurethanes, articles and coatings prepared therefrom and methods of making the same - The present invention provides polyurethanes including a reaction product of components including: (a) about 1 equivalent of at least one polyisocyanate; (b) about 0.05 to about 0.9 equivalents of at least one branched polyol having 4 to 18 carbon atoms and at least 3 hydroxyl groups; and (c) about 0.1 to about 0.95 equivalents of at least one diol having 2 to 18 carbon atoms, wherein the reaction product components are essentially free of polyester polyol and polyether polyol and the reaction components are maintained at a temperature of at least about 100° C. for at least about 10 minutes, compositions, coatings and articles made therefrom and methods of making the same.05-20-2010
20100227169URETHANE POLYOL PRECURSORS FOR COATING COMPOSITIONS - Unsymmetrical polyurethane polyol prepolymers are disclosed for use in the formation of coating compositions. The prepolymers are prepared as a reaction product of a diisocyanate with a short chain aliphatic dial and a long chain polymeric diol. The prepolymers are intended as the first component for reaction with a second component polyisocyanate in a two-component coating composition. The coating compositions exhibit excellent abrasion resistance and weatherability, and are particularly useful as coatings for polymeric window transparencies.09-09-2010
20120231279PROCESS FOR MAKING POLYMERS HAVING NANOSTRUCTURES INCORPORATED INTO THE MATRIX OF THE POLYMER - The present invention is directed toward a method for making a polymer that has nanostructures incorporated into the matrix of the polymer. The method of the present invention involves mixing a precursor solution for the polymer with a precursor for the nanostructures to form a mixture. Nanostructures are formed in the mixture from the precursor of the nanostructures, such that the nanostructures are surrounded by the precursor solution for the polymer. The polymer is formed from the precursor solution of the polymer, which results in the nanostructures being incorporated into the matrix of the polymer.09-13-2012

Patent applications by Thomas G. Rukavina, New Kensington, PA US