Patent application number | Description | Published |
20080210355 | Pneumatic tire - A tire has a tread and a pair of opposing shoulders. In the first sidewall, a series of extension blocks creates a pair of concentric rings. In the second sidewall, a different configuration of extension blocks may be present. The second sidewall has alternating extension blocks where one of the blocks has a portion that is located radially inward of the other block. | 09-04-2008 |
20080210356 | Pneumatic tire - The tread of a pneumatic tire has a plurality of tread elements separated by at least one groove, the tread elements having a depth as determined from an initial tread surface and the base of the at least one groove. The tread has at least one chamfer. The chamfer is divided into at least two inclined adjacent portions with the inclined adjacent portions being inclined at different inclination angles relative to the tread surface. The difference in inclination angles of the different portions is at least 100. The inclined adjacent portions are both connected to an inclined common area, the inclined common area being adjacent to the initial tread surface. | 09-04-2008 |
20100043934 | PNEUMATIC TIRE WITH SIDEWALL TREAD PROJECTIONS - A pneumatic tire includes a circumferential tread disposed between opposing tread edges and opposing sidewalls disposed radially inward from the opposing tread edges. Each sidewall has a rectangular extension block and a triangular extension block. The rectangular extension block protrudes axially outward by a first amount. The triangular extension block protrudes axially outward by a second amount. The first amount is less than the second amount. | 02-25-2010 |
20100147426 | TIRE - A tire is configured having first and second shoulder rows of shoulder tread elements opposite respective first and second interior rows of interior tread elements, separated respectively by circumferentially extending, zig-zag shaped first and second grooves within a tire tread region. Each groove is defined by opposed shoulder tread elements and interior tread elements and includes a circumferentially continuous see-through central groove portion extending parallel to a circumferential centerplane of the tread. The see-through circumferential grooves communicate with angular intermediate and shoulder lateral grooves having a relatively wide mouth dimension adjacent to a respective circumferential grooves. Staggered in and out shoulder regions within the shoulder tread elements facilitate gripping edges and prevent mud clogging of the shoulder grooves. | 06-17-2010 |
20120125499 | TREAD WEAR INDICATOR - A tread wear indicator may be molded into the shoulder region of a tire tread and may have three symbols. Two of the symbols may be alphanumeric characters and the third symbol may surround the two symbols. All three symbols may be visible prior to wearing the tread. After the tread has been worn a first amount, the first symbol may be invisible and the second and third symbols may be visible to indicate to the user that a new tire will soon be required. After the tread has been worn a second amount, the first and second symbols may be invisible and the third symbol may be visible to indicate to the user that a new tire is required immediately. | 05-24-2012 |
Patent application number | Description | Published |
20100326593 | COMPOSITION CAPABLE OF RADIATION ACTIVATED CATALYSIS AND RADIATION CURABLE URETHANE CONTAINING THE COMPOSITION - A composition capable of radiation activated catalysis is provided. The composition comprises a metal compound, a mercapto compound and an olefinic compound. Radiation curable urethane compositions comprising the disclosed composition are also provided. The radiation curable urethane compositions comprise the disclosed composition, a hydroxyl compound and an isocyanate compound. Activation of the composition by radiation in a urethane formulation provides for an efficient method of curing the urethane composition. Coating and adhesive compositions comprising the radiation curable urethane compositions are also provided. In addition, methods for coating and bonding substrates are disclosed. | 12-30-2010 |
20130171454 | Composition Capable of Radiation Activated Catalysis and Radiation Curable Urethane Containing the Composition - A composition capable of radiation activated catalysis is provided. The composition comprises a metal compound, a mercapto compound and an olefinic compound. Radiation curable urethane compositions comprising the disclosed composition are also provided. The radiation curable urethane compositions comprise the disclosed composition, a hydroxyl compound and an isocyanate compound. Activation of the composition by radiation in a urethane formulation provides for an efficient method of curing the urethane composition, Coating and adhesive compositions comprising the radiation curable urethane compositions are also provided. In addition, methods for coating and bonding substrates are disclosed. | 07-04-2013 |
20140106173 | Method of Producing Flexible Laminates - A method of producing a flexible laminate and a flexible laminate produced by the method are provided. The method involves laminating flexible substrates with a urethane adhesive and allowing the urethane adhesive to cure. The urethane adhesive comprises at least one polyisocyanate, at least one polyfunctional curative, at least one metal based catalyst and a catalyst blocking agent. The catalyst blocking agent allows for improved control of the curing rate of the urethane adhesive in the flexible laminate. The curing rate of the urethane adhesive can be controlled with heat or actinic radiation or both. The method allows for faster and more economical production of flexible laminates. | 04-17-2014 |
Patent application number | Description | Published |
20080251240 | INTEGRATED HEAT EXCHANGERS IN A RACK FOR VERTICAL BOARD STYLE COMPUTER SYSTEMS - A system for cooling heat-generating objects, such as computer boards situated in a rack, includes an enclosure in which the heat generating objects are situated. The enclosure has an air inlet and an air outlet, and a fan induces airflow into the air inlet, through the enclosure and out the air outlet. A heat exchanger is situated in the enclosure such that the heat exchanger is in a spaced apart relationship with the heat-generating object. Air moving through or past the heat-generating object is warmed, and the heat exchanger removes the heat before the air exits the enclosure. | 10-16-2008 |
20120174612 | Computer Room Air Conditioner With Pre-Cooler - A computer room air conditioner (“CRAC”) has a cabinet having an air inlet through which return air from an area is drawn and an air outlet through which air cooled by the CRAC is exhausted. An air moving unit is disposed in the cabinet as are a plurality of cooling coils, which are in separate cooling circuits. The cooling coils are arranged so that the air passes through the cooling coils in serial fashion, that is, first through an upstream cooling coil and then through a downstream cooling cool. The upstream cooling coil acts as a pre-cooler to the subsequent downstream cooling coil. The CRAC includes a controller that controls the cooling provided by the cooling circuits. The controller controls the cooling provided by the upstream cooling circuit so that when it is being used to provide cooling, it provides only sensible cooling. | 07-12-2012 |
20130098085 | HIGH EFFICIENCY COOLING SYSTEM - A cooling system has a cabinet and a plurality of separate cooling stages including an upstream cooling stage and a downstream cooling stage. At least the upstream cooling state is a variable capacity cooling stage. Each cooling stage has a cooling circuit. Evaporators of the cooling circuits are arranged in the cabinet so that air passes over them in serial fashion. A controller when a Call for Cooling first reaches a point where cooling is needed, operating the upstream cooling circuit to provide cooling and not the downstream cooling circuit. When the Call for Cooling has increased to a second point, the controller additionally operates the downstream cooling circuit to provide cooling. The cooling capacity at which the upstream cooling circuit is being operated is less than its full capacity when the Call for Cooling reaches the second point. | 04-25-2013 |
20130098086 | VAPOR COMPRESSION COOLING SYSTEM WITH IMPROVED ENERGY EFFICIENCY THROUGH ECONOMIZATION - A cooling system has a cooling circuit that includes an evaporator disposed in a cabinet, a condenser, a compressor, an electronic expansion valve and a liquid pump. a direct expansion mode and a pumped refrigerant economizer mode. When the cooling system is in the pumped refrigerant economizer mode, the controller controls a temperature of the refrigerant to a refrigerant temperature set point by regulating a speed of a fan of the condenser, controls a temperature of air in a room in which the cabinet is disposed to a room air temperature setpoint by regulating a speed of the liquid pump, and maintains a pressure differential across the liquid pump within a given range by regulating an open position of an electronic expansion valve. | 04-25-2013 |
Patent application number | Description | Published |
20080271878 | HEAT EXCHANGER AND METHOD FOR USE IN PRECISION COOLING SYSTEMS - An improved precision cooling system for high heat density applications comprises a heat exchanger having more fluid outlet conduits than fluid inlet conduits to optimize the pressure drop across the heat exchanger at a given fluid flow rate. The heat exchanger may be of microchannel or tube fin construction, and the cooling system may utilize single phase or multi-phase pumped or compressed fluids. | 11-06-2008 |
20090014548 | CONDENSATION PREVENTION SYSTEM AND METHODS OF USE - A method of preventing condensation on equipment inside a temperature-controlled enclosure comprises measuring the temperature in at least one location inside the enclosure. The temperature inside the enclosure is compared with a safe temperature, at which the risk of condensation is reduced. The temperature inside the enclosure is increased until the safe temperature is achieved. A user is then notified that it is safe to access the enclosure. | 01-15-2009 |
20110101118 | CONDENSATION PREVENTION SYSTEM AND METHODS OF USE - A method of preventing condensation on equipment inside a temperature-controlled enclosure comprises measuring the temperature in at least one location inside the enclosure. The temperature inside the enclosure is compared with a safe temperature, at which the risk of condensation is reduced. The temperature inside the enclosure is increased until the safe temperature is achieved. A user is then notified that it is safe to access the enclosure. | 05-05-2011 |
20120324930 | COOLING SYSTEM FOR HIGH DENSITY HEAT LOAD - A cooling system for transferring heat from a heat load to an environment has a volatile working fluid. The cooling system includes first and second cooling cycles that are thermally connected to the first cooling cycle. The first cooling cycle is not a vapor compression cycle and includes a pump, an air-to-fluid heat exchanger, and a fluid-to-fluid heat exchanger. The second cooling cycle can include a chilled water system for transferring heat from the fluid-to-fluid heat exchanger to the environment. Alternatively, the second cooling cycle can include a vapor compression system for transferring heat from the fluid-to-fluid heat exchanger to the environment. | 12-27-2012 |
20130000335 | COOLING SYSTEM FOR HIGH DENSITY HEAT LOAD - A cooling system for transferring heat from a heat load to an environment has a volatile working fluid. The cooling system includes first and second cooling cycles that are thermally connected to the first cooling cycle. The first cooling cycle is not a vapor compression cycle and includes a pump, an air-to-fluid heat exchanger, and a fluid-to-fluid heat exchanger. The second cooling cycle can include a chilled water system for transferring heat from the fluid-to-fluid heat exchanger to the environment. Alternatively, the second cooling cycle can include a vapor compression system for transferring heat from the fluid-to-fluid heat exchanger to the environment. | 01-03-2013 |