Patent application number | Description | Published |
20130030659 | ADJUSTABLE INTAKE PORT FOR SUBMERSIBLE POOL AND TANK CLEANER - A base plate for a self-propelled robotic cleaning apparatus for cleaning a submerged surface of a pool or tank. The base plate includes a bottom surface and a water inlet formed therethrough, and an inlet extension member configured to mount in the water inlet. The inlet extension member is slidably retractable and extendable in a direction that is normal relative to the bottom surface of the base plate. A height adjustment mechanism is coupled to the inlet extension member and configured to move the inlet extension member upwardly and downwardly in the normal direction relative to the bottom surface of the base plate. The height adjustment mechanism can be adjusted manually. Alternatively, at least one sensor is operably coupled to a controller to automatically control the height adjustment mechanism. | 01-31-2013 |
20130092193 | POOL CLEANER BASE PLATE WITH HIGH PRESSURE CLEANING JETS - The base plate of a robotic or manually propelled tank or pool cleaning apparatus includes a transverse conduit positioned on the interior surface of the base plate and is in fluid communication with a source of pressurized water that is also located within the pool cleaner's housing, which pressurized water is discharged from the bottom or lower portion of the transverse conduit through a plurality of openings that extend along a line that is transverse to the longitudinal axis of the pool cleaner's direction of travel, to produce downwardly-directed water jets that are discharged through and below the base plate towards the surface of the pool or tank over which the pool cleaning apparatus is moving to dislodge and suspend dirt and debris that is then drawn into and retained by the pool cleaner's filter. | 04-18-2013 |
20130133144 | MOTOR DRIVEN AXLE CONTROLLER FOR AUTOMATED SWIMMING POOL CLEANERS - A pool cleaner includes a housing having a front, rear and adjoining side portions and a base plate having a water inlet. A pump is configured to draw water and debris from the pool through the inlet for filtering and discharge filtered water through an outlet. A pair of wheels are coupled proximate the front and rear of the housing, each of which is coupled to an opposing end of an axle, each opposing end of the axle being slidably moveable along the housing in a forward and rearward directional path of the cleaner in response to a steering assembly. An on-board controller includes memory for storing a cleaning program, and a processor electrically coupled to the memory to execute the cleaning program to automatically control the steering assembly to position each end of the axles to steer the cleaner while it is moving in a forward or reverse direction. | 05-30-2013 |
20140339175 | METHOD OF OPERATING POOL CLEANER WITH INTEGRAL CHLORINE GENERATOR - An automated self-propelled robotic pool cleaner having a housing and drive means for moving the pool cleaner over at least the bottom wall of a pool, is provided with an integral on-board electrochemical chlorine generator for producing chlorine from a chlorine compound, e.g., sodium chloride, that is dissolved in the pool water, a source of electrical power operatively connected to the electrochemical chlorine generator, control means for initiating and terminating the operation of the chlorine generator, and an outlet for discharging water containing chlorine ions produced by the electrochemical generator to thereby distribute the chlorine into the water proximate the exterior of the pool cleaner housing as the pool cleaner follows a programmed operational mode across the bottom and/or side walls of the pool. The operation of the chlorine generator is in response to a manually operated switch and/or signals transmitted directly or indirectly to the control means. | 11-20-2014 |
Patent application number | Description | Published |
20090232701 | Robotic Pool Cleaner with Internal Ultraviolet Water Sterilization - A pool cleaning apparatus for cleaning the bottom and sidewalls of a swimming pool has an exterior housing through which water is circulated and at least one source of water-sterilizing ultraviolet (UV) radiation in the form of a straight,—circular and/or curvilinear tube that is positioned on the interior of the housing so that the amount of any bacteria in the water circulated past the UV radiation source is reduced. | 09-17-2009 |
20090282627 | Method and appartus for operation of pool cleaner with integral chlorine generator - An automated self-propelled pool cleaner having a housing, a water pump for moving water through the housing, drive means for moving the pool cleaner over the surface of the salt water pool to be cleaned, and an integral electrochemical chlorine generator mounted in the housing, includes a processor/controller that is programmed to activate the chlorine generator, the pump and drive means in predetermined operational sequences that minimize wear and tear on the water pump and drive means, while at the same time distribute and maintain a safe level of sanitizing chlorine in the pool, to thereby obviate the need for an in-line chlorinator or other chemical additive treatments; an optional automated sensor device can be provided to activate a secondary maintenance program which enables the pool cleaner to operate over prolonged periods of time as the sole means for filtering and sanitizing the pool water. An electrochemical cell manual mounting system permits the cell to be secured in place for operation and manually removed for maintenance, repair or replacement by the user without special tools or training. | 11-19-2009 |
20110290707 | METHOD AND APPARATUS FOR OPERATION OF POOL CLEANER WITH INTEGRAL CHLORINE GENERATOR - An automated self-propelled pool cleaner having a housing, a water pump for moving water through the housing, drive means for moving the pool cleaner over the surface of the salt water pool to be cleaned, and an integral electrochemical chlorine generator mounted in the housing, includes a processor/controller that is programmed to activate the chlorine generator, the pump and drive means in predetermined operational sequences that minimize wear and tear on the water pump and drive means, while at the same time distribute and maintain a safe level of sanitizing chlorine in the pool, to thereby obviate the need for an in-line chlorinator or other chemical additive treatments; an optional automated sensor device can be provided to activate a secondary maintenance program which enables the pool cleaner to operate over prolonged periods of time as the sole means for filtering and sanitizing the pool water. An electrochemical cell manual mounting system permits the cell to be secured in place for operation and manually removed for maintenance, repair or replacement by the user without special tools or training. | 12-01-2011 |
20120189491 | ROBOTIC POOL CLEANER WITH INTERNAL ULTRAVIOLET WATER STERILIZATION - A pool cleaning apparatus for cleaning the bottom and sidewalls of a swimming pool has an exterior housing through which water is circulated and at least one source of water-sterilizing ultraviolet (UV) radiation in the form of a straight, circular and/or curvilinear tube that is positioned on the interior of the housing so that the amount of any bacteria in the water circulated past the UV radiation source is reduced. | 07-26-2012 |
20130001074 | ELECTROCHEMICAL CHLORINE GENERATOR ASSEMBLY FOR USE IN POOL CLEANER - An automated self-propelled pool cleaner having a housing, a water pump for moving water through the housing and drive means for moving the pool cleaner over the surface of a salt water pool to be cleaned includes an electrochemical chlorine generator assembly mounted in the housing having an electrochemical cell that is manually releasable from its mounting system in order to permit the cell to be safely secured in place inside the housing for operation and manually removed when necessary for maintenance, repair or replacement by the user without special tools or training. | 01-03-2013 |
20130031734 | POOL CLEANER WITH BRUSH - A pool cleaner device is configured to travel along an enclosing surface of a pool. The device includes at least one elongated brush having a long axis that is oriented at a nonzero angle to a lateral axis of the device and substantially parallel to the surface when the pool cleaner is traveling along the surface. The device also includes a mechanism for causing bristles of the elongated brush to vibrate against the surface when the device is operating on that surface. | 02-07-2013 |
20130152970 | AUTOMATIC POOL CLEANER FOR CLEANING A POOL WITH MINIMUM POWER CONSUMPTION AND METHOD THEREOF - An automatic pool cleaner, comprising a pump unit, a control unit and a sensor, the sensor configured to detect foreign objects in the pool. The control unit configured to activate the pump unit at a first power level which is less then full power when a foreign object is not detected by the sensor, and further configured to activate the pump unit at a second power level, which is greater than the first power level, in response to a signal from the sensor unit indicating the detection of a foreign object. | 06-20-2013 |
Patent application number | Description | Published |
20080264066 | CONVERSION OF COAL-FIRED POWER PLANTS TO COGENERATE CEMENT - The invention provides systems, processes and methods for converting heterogeneous coal-fired power plants to cogenerate a sustainable, consistent, and economic cement. Such cogeneration enables a simultaneous production of both electric power and cement and thus provides significant economic and environmental efficiencies and benefits and eliminates a major source of greenhouse gas emissions and thereby mitigates a major contributor to climate change. | 10-30-2008 |
20080264301 | COAL COMBUSTION PRODUCT CEMENTS AND RELATED METHODS OF PRODUCTION - Coal combustion product cement compositions produced using classes of relatively low-cost industrial by-products and low-value minerals. A variety of highly sustainable cements with low-environmental impact can be provided. Coal combustion by-products and other wastes produced on the large scale from the burning of coal or coal and biomass in coal-fired power stations with or without low-value minerals, processed minerals, and/or by-products of the mining, mineral processing, metal refining, petrochemical, fine chemical, pharmaceutical, agrochemical, biotechnology, food, feed and energy industries, as well as agricultural and municipal by-products, can be utilized to provide improved cements and cementitious materials that are more economic and environmentally friendly than traditional cements including Portland cement. | 10-30-2008 |
Patent application number | Description | Published |
20090292647 | METHOD, SYSTEM AND BUSINESS MODEL FOR A BUYER'S AUCTION WITH NEAR PERFECT INFORMATION USING THE INTERNET - A methodology, system and business model are disclosed for facilitating a fully automated buyer's auction in which the major types of transaction costs are significantly reduced by providing the buyer and the sellers with near-perfect information about one another, including information about buyer preferences and competing sellers' offers. The system implements a buyer's auction with multidimensional bidding that minimizes market intelligence, search, bargaining and transaction execution costs and thus creates more competitive, frictionless markets. Buyers and sellers can efficiently conduct the buyer's auction within a unified environment, thereby minimizing buyer integration costs as well. The buyer's auction generates commercially marketable proprietary information and a revenue stream for the auctioneer providing such a service. | 11-26-2009 |
20110238521 | Method, System and Business Model for a Buyer's Auction with Near Perfect Information Using the Internet - A methodology, system and business model are disclosed for facilitating a fully automated buyer's auction in which the major types of transaction costs are significantly reduced by providing the buyer and the sellers with near-perfect information about one another, including information about buyer preferences and competing sellers' offers. The system implements a buyer's auction with multidimensional bidding that minimizes market intelligence, search, bargaining and transaction execution costs and thus creates more competitive, frictionless markets. Buyers and sellers can efficiently conduct the buyer's auction within a unified environment, thereby minimizing buyer integration costs as well. The buyer's auction generates commercially marketable proprietary information and a revenue stream for the auctioneer providing such a service. | 09-29-2011 |
Patent application number | Description | Published |
20090232193 | Echo profile probe - In an orthogonal frequency division multiplex (OFDM) communication network, a node transmits an echo profile probe to other nodes in the network. The echo profile probe is a message that allows characterization of the unique echo profile through the communication channel between each node pair. The echo profile is used to calculate the cyclic prefix length needed for optimum communication from one node to the other. | 09-17-2009 |
20090296611 | Broadband Network for Coaxial Cable Using Multi-carrier Modulation - A broadband local area data network uses coaxial cable wiring for interconnection of terminal devices. Orthogonal frequency division multiplexing (OFDM) with bit loading is used to overcome channel impairments and provide a path for terminal devices to transmit to and receive from other terminal devices. Probe messages are sent between devices to characterize the communication channel and determine optimum bit loading. The data network shares the cable spectrum with other services and uses frequency bands not used by other services. Adaptive power control can be used to maintain signal to noise ratio in a communication between terminal devices. Frequency coordination can be used to avoid interference between the LAN communications and other services transmitted on the cable. | 12-03-2009 |
20100296522 | Packet Data Transmission With Optimum Preamble Length - In a communication network, a sending node transmits a message with a multi-segment preamble and data to a receiving node. The receiving node calculates characteristics of the sending unit, channel, or transmitted signal by processing preamble segments. Once an unknown characteristic is determined, a segment of the preamble can be eliminated or reduced in length for subsequent messages, which increases efficiency of the message transmissions. | 11-25-2010 |
20110134786 | Broadband Cable Network Utilizing Common Bit-Loading - A broadband cable network (“BCN”) for determining a common bit-loading modulation scheme for communicating between a plurality of nodes in the BCN is disclosed. The BCN may include a transmitting node within the plurality of nodes where the transmitting node is capable of sending a probe signal to the plurality of nodes, and at least one receiving node within the plurality of nodes in signal communication with the transmitting node. The at least one receiving node is capable of transmitting a first response signal in response to receiving the probe signal. The first response signal includes a first bit-loading modulation scheme determined by the at least one receiving node. The transmitting node is further capable of determining the common bit-loading modulation scheme from the first response signal. | 06-09-2011 |
20110142114 | Echo Profile Probe - In an orthogonal frequency division multiplex (OFDM) communication network, a node transmits an echo profile probe to other nodes in the network. The echo profile probe is a message that allows characterization of the unique echo profile through the communication channel between each node pair. The echo profile is used to calculate the cyclic prefix length needed for optimum communication from one node to the other. | 06-16-2011 |
20110194636 | Broadband Network for Coaxial Cable Using Multi-carrier Modulation - A broadband local area data network uses coaxial cable wiring for interconnection of terminal devices. Orthogonal frequency division multiplexing (OFDM) with bit loading is used to overcome channel impairments and provide a path for terminal devices to transmit to and receive from other terminal devices. Probe messages are sent between devices to characterize the communication channel and determine optimum bit loading. The data network shares the cable spectrum with other services and uses frequency bands not used by other services. Adaptive power control can be used to maintain signal to noise ratio in a communication between terminal devices. Frequency coordination can be used to avoid interference between the LAN communications and other services transmitted on the cable. | 08-11-2011 |
20140072021 | Echo Profile Probe - In an orthogonal frequency division multiplex (OFDM) communication network, a node transmits an echo profile probe to other nodes in the network. The echo profile probe is a message that allows characterization of the unique echo profile through the communication channel between each node pair. The echo profile is used to calculate the cyclic prefix length needed for optimum communication from one node to the other. | 03-13-2014 |
20140078924 | Broadband Cable Network Utilizing Common Bit-Loading - A broadband cable network (“BCN”) for determining a common bit-loading modulation scheme for communicating between a plurality of nodes in the BCN is disclosed. The BCN may include a transmitting node within the plurality of nodes where the transmitting node is capable of sending a probe signal to the plurality of nodes, and at least one receiving node within the plurality of nodes in signal communication with the transmitting node. The at least one receiving node is capable of transmitting a first response signal in response to receiving the probe signal. The first response signal includes a first bit-loading modulation scheme determined by the at least one receiving node. The transmitting node is further capable of determining the common bit-loading modulation scheme from the first response signal. | 03-20-2014 |
20150082360 | BROADBAND LOCAL AREA NETWORK - A BCN network with BCN modems that enable network wired devices to communicate over a typical home coaxial network that may include passive splitters and different types of coaxial cable. | 03-19-2015 |