Abstract: A method for fitting OK lenses to a patient comprising the steps of: applying a corneal topography apparatus to a patient to capture baseline and post wear maps of a cornea of the patient in a computer to thereby derive a difference map; processing the difference map to fit Zernike polynomials thereto wherein weights of said fitted polynomials comprise features of a test feature vector for the difference map; applying the test feature vector to a classification machine trained to classify the difference map as one of a number of predetermined classes; and subsequently treating the patient taking into account the classification machine's classification.

Abstract: A contact lens (10) comprising an anterior surface (14), a posterior surface (16), a central zone (12) with a first radius of curvature, a first peripheral zone (10) extending radially from the central optical zone, the first peripheral zone (1) having an inner margin (1a) having a radius of curvature that is substantially identical to the first radius of curvature of the central zone (12) and an outer margin (1b), wherein the first peripheral zone (1) is spherical at the inner margin (1a) and is aspheric at the outer margin (1b) and there is a change in a sphericity across the first peripheral zone (1) from the inner margin (1a) to the outer margin (1b) and the contact lens (10) comprises at least one further peripheral zone (2,3,4,5) having a radius of curvature that is less the first radius of curvature.

Abstract: A method of using a water distribution system can include measuring a property of water in the system, the system including: a multi-port service saddle mountable on a water pipe and including main and secondary ports; and a water sensing assembly including: a housing received within the main port; a generator positioned inside the housing; a sensor coupled to the secondary port and configured to be exposed to water flow within the water pipe; and a turbine coupled to a generator shaft of the generator, the turbine movable from and between a first position and a second position, the turbine in fluid communication with the water flow within the water pipe in the first position but to be in fluid communication with the water flow within the water pipe in the second position; and moving the housing to one of the first position and the second position.

Abstract: Systems and methods of measuring properties of water in a water distribution system are provided. An analysis system, according to one embodiment, comprises a plurality of water sensors connected at various points to the water distribution system, each of the plurality of water sensors configured to measure a property of water. The analysis system also includes a computer server configured to communicate with the plurality of water sensors via a network and receive water measurement data from the plurality of water sensors. The computer server comprises a processor, a database configured to store the water measurement data, and a system health monitoring module configured to evaluate the health of the water distribution system to obtain health data. The analysis system further includes at least one client device configured to communicate with the computer server via the network and receive the health data from the computer server.

Abstract: A mobile manufacturing platform including a control unit; a manufacturing unit operatively coupled to the control unit, the manufacturing unit configured to fabricate a component using an automated manufacturing process based on a three-dimensional solid model of the component; and a quality test unit operatively coupled to the control unit and configured to perform testing on one of the component and a sample of material used to fabricate the component; wherein the platform is configured for transport via a vehicle to a worksite.

Abstract: Systems and methods of measuring properties of water in a water distribution system are provided. An analysis system, according to one embodiment, comprises a plurality of water sensors connected at various points to the water distribution system, each of the plurality of water sensors configured to measure a property of water. The analysis system also includes a computer server configured to communicate with the plurality of water sensors via a network and receive water measurement data from the plurality of water sensors. The computer server comprises a processor, a database configured to store the water measurement data, and a system health monitoring module configured to evaluate the health of the water distribution system to obtain health data. The analysis system further includes at least one client device configured to communicate with the computer server via the network and receive the health data from the computer server.

Abstract: Systems and methods of measuring properties of water in a water distribution system are provided. An analysis system, according to one embodiment, comprises a plurality of water sensors connected at various points to the water distribution system, each of the plurality of water sensors configured to measure a property of water. The analysis system also includes a computer server configured to communicate with the plurality of water sensors via a network and receive water measurement data from the plurality of water sensors. The computer server comprises a processor, a database configured to store the water measurement data, and a system health monitoring module configured to evaluate the health of the water distribution system to obtain health data. The analysis system further includes at least one client device configured to communicate with the computer server via the network and receive the health data from the computer server.

Abstract: A method of sensing parameters in a fluid distribution system includes the steps of receiving, at a monitoring device, fluid parameter information from a sensor in a fluid distribution system; collecting, by the monitoring device, sampling data of the fluid parameter information from the sensor based on predetermined criteria; receiving, by the monitoring device, a request to collect transient data from the sensor; collecting, by the monitoring device, transient data of the fluid parameter information from the sensor based on predetermined criteria; and communicating the sampling data and the transient data to another device.

Abstract: Providing is a battery comprising an iron anode, a nickel cathode, and an electrolyte comprised of sodium hydroxide, lithium hydroxide and a soluble metal sulfide. In one embodiment the concentration of sodium hydroxide in the electrolyte ranges from 6.0 M to 7.5 M, the amount of lithium hydroxide present in the electrolyte ranges from 0.5 to 2.0 M, and the amount of metal sulfide present in the electrolyte ranges from 1-2% by weight.

Abstract: Providing is a battery comprising an iron anode, a nickel cathode, and an electrolyte comprised of sodium hydroxide, lithium hydroxide and a soluble metal sulfide. In one embodiment the concentration of sodium hydroxide in the electrolyte ranges from 6.0 M to 7.5 M, the amount of lithium hydroxide present in the electrolyte ranges from 0.5 to 2.0 M, and the amount of metal sulfide present in the electrolyte ranges from 1-2% by weight.

Abstract: Providing is a battery comprising an iron anode, a nickel cathode, and an electrolyte comprised of sodium hydroxide, lithium hydroxide and a soluble metal sulfide. In one embodiment the concentration of sodium hydroxide in the electrolyte ranges from 6.0 M to 7.5 M, the amount of lithium hydroxide present in the electrolyte ranges from 0.5 to 2.0 M, and the amount of metal sulfide present in the electrolyte ranges from 1-2% by weight.

Abstract: Provided is a battery comprising an iron electrode and an electrolyte comprised of sodium hydroxide, lithium hydroxide and a soluble metal sulfide. In one embodiment, the concentration of sodium hydroxide in the electrolyte ranges from 6.0 M to 7.5 M, the amount of lithium hydroxide present in the electrolyte ranges from 0.5 M to 2.0 M, and the amount of metal sulfide present in the electrolyte ranges from 1 to 2% by weight.

Abstract: A mobile manufacturing platform including a control unit; a manufacturing unit operatively coupled to the control unit, the manufacturing unit configured to fabricate a component using an automated manufacturing process based on a three-dimensional solid model of the component; and a quality test unit operatively coupled to the control unit and configured to perform testing on one of the component and a sample of material used to fabricate the component; wherein the platform is configured for transport via a vehicle to a worksite.

Abstract: A method for fitting OK lenses to a patient comprising the steps of: applying a corneal topography apparatus to a patient to capture baseline and post wear maps of a cornea of the patient in a computer to thereby derive a difference map; processing the difference map to fit Zernike polynomials thereto wherein weights of said fitted polynomials comprise features of a test feature vector for the difference map; applying the test feature vector to a classification machine trained to classify the difference map as one of a number of predetermined classes; and subsequently treating the patient taking into account the classification machine's classification.

Abstract: A method of manufacturing a component of a water infrastructure system can include carrying a mobile manufacturing platform with a vehicle from a storage site to a worksite located remotely from the storage site, the mobile manufacturing platform including a control unit; and a manufacturing unit operatively coupled to the control unit; sending the solid model of a first component or an equivalent thereof to the manufacturing unit; fabricating a second component using an automated manufacturing process based on the solid model of the first component saved on a computer-readable storage medium operatively coupled to the control unit; and returning the system from the worksite to the storage site.

Abstract: A contact lens (10) comprising an anterior surface (14), a posterior surface (16), a central zone (12) with a first radius of curvature, a first peripheral zone (10) extending radially from the central optical zone, the first peripheral zone (1) having an inner margin (1a) having a radius of curvature that is substantially identical to the first radius of curvature of the central zone (12) and an outer margin (1b), wherein the first peripheral zone (1) is spherical at the inner margin (1a) and is aspheric at the outer margin (1b) and there is a change in a sphericity across the first peripheral zone (1) from the inner margin (1a) to the outer margin (1b) and the contact lens (10) comprises at least one further peripheral zone (2,3,4,5) having a radius of curvature that is less the first radius of curvature.

Abstract: A stem coupling for a hydrant includes: an upper portion defining an upper portion length from a center of a plurality of break-away features defined in the stem coupling to a first end of the stem coupling; and a lower portion defining an lower portion length from the center of the plurality of break-away features defined in the stem coupling to a second end of the stem coupling distal from the first end of the stem coupling, the lower portion length equaling at least two times the upper portion length.

Abstract: A stem coupling for a hydrant includes: an upper portion defining an upper portion length from a center of a plurality of break-away features defined in the stem coupling to a first end of the stem coupling; and a lower portion defining an lower portion length from the center of the plurality of break-away features defined in the stem coupling to a second end of the stem coupling distal from the first end of the stem coupling, the lower portion length equaling at least two times the upper portion length.

Abstract: A method of manufacturing a component of a water infrastructure system can include carrying a mobile manufacturing platform with a vehicle from a storage site to a worksite located remotely from the storage site, the mobile manufacturing platform including a control unit; and a manufacturing unit operatively coupled to the control unit; sending the solid model of a first component or an equivalent thereof to the manufacturing unit; fabricating a second component using an automated manufacturing process based on the solid model of the first component saved on a computer-readable storage medium operatively coupled to the control unit; and returning the system from the worksite to the storage site.

Abstract: A water sensing assembly includes: a valve box securely mountable on an underground water pipe; a sensor mounted inside the valve box, the sensor configured to sense a property of water within the underground water pipe; a top section connected to the valve box; and an electrical communication device mounted at a top portion of the adjustable top section such that the electrical communication device is positioned at or near the surface of the ground.