Patents by Inventor David H. Smith
David H. Smith has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20190193108Abstract: A coating comprises a resin solution including a solution of neoprene latex and liquid asphalt emulsion and an accelerator solution including an aqueous solution of zinc sulfate powder and water. A spray system for applying the coating includes a spray gun having first and second nozzles, a first pump fluidly connected between the first nozzle and a resin solution reservoir for delivering the resin solution to the first nozzle at a first fluid pressure, and a second pump fluidly connected between the second nozzle and an accelerator solution reservoir for delivering the accelerator solution to the second nozzle at a second fluid pressure different from the first pressure. The accelerator solution may be aerated by a source of compressed air prior to discharge from the second nozzle.Type: ApplicationFiled: February 18, 2019Publication date: June 27, 2019Applicant: Harco Americas, Inc.Inventor: David H. Smith
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Patent number: 10207289Abstract: A coating comprises a resin solution including a solution of neoprene latex and liquid asphalt emulsion and an accelerator solution including an aqueous solution of zinc sulfate powder and water. A spray system for applying the coating includes a spray gun having first and second nozzles, a first pump fluidly connected between the first nozzle and a resin solution reservoir for delivering the resin solution to the first nozzle at a first fluid pressure, and a second pump fluidly connected between the second nozzle and an accelerator solution reservoir for delivering the accelerator solution to the second nozzle at a second fluid pressure different from the first pressure. The accelerator solution may be aerated by a source of compressed air prior to discharge from the second nozzle.Type: GrantFiled: January 26, 2015Date of Patent: February 19, 2019Assignee: Harco Americas, Inc.Inventor: David H. Smith
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Publication number: 20160354803Abstract: A method of applying a waterproof coating comprises providing a resin solution and an accelerator solution, and further utilizing a spray system for applying the coating, the spray system including a spray gun having first and second nozzles, a first pump fluidly connected between the first nozzle and a resin solution reservoir for delivering the resin solution to the first nozzle at a first fluid pressure, and a second pump fluidly connected between the second nozzle and an accelerator solution reservoir for delivering the accelerator solution to the second nozzle at a second fluid pressure different from the first pressure. The accelerator solution may be aerated by a source of compressed air prior to discharge from the second nozzle.Type: ApplicationFiled: August 22, 2016Publication date: December 8, 2016Applicant: Harco Americas, Inc.Inventor: David H. Smith
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Publication number: 20150140224Abstract: A coating comprises a resin solution including a solution of neoprene latex and liquid asphalt emulsion and an accelerator solution including an aqueous solution of zinc sulfate powder and water. A spray system for applying the coating includes a spray gun having first and second nozzles, a first pump fluidly connected between the first nozzle and a resin solution reservoir for delivering the resin solution to the first nozzle at a first fluid pressure, and a second pump fluidly connected between the second nozzle and an accelerator solution reservoir for delivering the accelerator solution to the second nozzle at a second fluid pressure different from the first pressure. The accelerator solution may be aerated by a source of compressed air prior to discharge from the second nozzle.Type: ApplicationFiled: January 26, 2015Publication date: May 21, 2015Applicant: Harco Americas, Inc.Inventor: David H. Smith
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Patent number: 8940382Abstract: A coating comprises a resin solution including a solution of neoprene latex and liquid asphalt emulsion and an accelerator solution including an aqueous solution of zinc sulfate powder and water. A spray system for applying the coating includes a spray gun having first and second nozzles, a first pump fluidly connected between the first nozzle and a resin solution reservoir for delivering the resin solution to the first nozzle at a first fluid pressure, and a second pump fluidly connected between the second nozzle and an accelerator solution reservoir for delivering the accelerator solution to the second nozzle at a second fluid pressure different from the first pressure. The accelerator solution may be aerated by a source of compressed air prior to discharge from the second nozzle.Type: GrantFiled: February 13, 2006Date of Patent: January 27, 2015Assignee: Harco Americas, Inc.Inventor: David H. Smith
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Patent number: 8919278Abstract: A coating comprises a resin solution including a solution of neoprene latex and liquid asphalt emulsion and an accelerator solution including an aqueous solution of zinc sulfate powder and water. A spray system for applying the coating includes a spray gun having first and second nozzles, a first pump fluidly connected between the first nozzle and a resin solution reservoir for delivering the resin solution to the first nozzle at a first fluid pressure, and a second pump fluidly connected between the second nozzle and an accelerator solution reservoir for delivering the accelerator solution to the second nozzle at a second fluid pressure different from the first pressure. The accelerator solution may be aerated by a source of compressed air prior to discharge from the second nozzle.Type: GrantFiled: March 22, 2010Date of Patent: December 30, 2014Assignee: Harco Americas, Inc.Inventor: David H. Smith
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Patent number: 8904743Abstract: A cable-stranding apparatus includes a stationary guide, a motor, a driven guide, and a controller electrically coupled to the motor. The stationary guide is configured to guide strand elements in a spaced-apart configuration and to pass a core member. The motor is operatively associated with a guide driver. The driven guide is disposed at least partially within the guide driver so as to rotate therewith. The driven guide is configured to receive the strand elements from the stationary guide, individually guide the strand elements received from the stationary guide, and to further pass the core member. The controller is electrically coupled to the motor and configured to control the rotational speed and direction of the motor.Type: GrantFiled: April 9, 2012Date of Patent: December 9, 2014Assignee: Corning Cable Systems LLCInventors: David W. Chiasson, Craig M. Conrad, Jonathan E. Moon, Mark W. Petersen, David H. Smith
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Patent number: 8582941Abstract: Micromodule breakout cables are constructed to pass selected burn tests while maintaining a desired degree of accessibility and durability. The micromodule cables can be incorporated in data centers and are robust enough to serve as furcation legs while allowing hand accessibility. The cables can incorporate optical fibers with low delta attenuation and can have low skew.Type: GrantFiled: February 15, 2010Date of Patent: November 12, 2013Assignee: Corning Cable Systems LLCInventors: Craig M. Conrad, William C. Hurley, David H. Smith
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Publication number: 20120291413Abstract: A cable-stranding apparatus includes a stationary guide, a motor, a driven guide, and a controller electrically coupled to the motor. The stationary guide is configured to guide strand elements in a spaced-apart configuration and to pass a core member. The motor is operatively associated with a guide driver. The driven guide is disposed at least partially within the guide driver so as to rotate therewith. The driven guide is configured to receive the strand elements from the stationary guide, individually guide the strand elements received from the stationary guide, and to further pass the core member. The controller is electrically coupled to the motor and configured to control the rotational speed and direction of the motor.Type: ApplicationFiled: April 9, 2012Publication date: November 22, 2012Inventors: David W. Chiasson, Craig M. Conrad, Jonathan E. Moon, Mark W. Petersen, David H. Smith
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Patent number: 8161721Abstract: A cable-stranding apparatus for performing SZ-stranding of strand elements about at least one core member is disclosed. A first stationary guide member individually guides the strand elements in a spaced apart configuration and centrally passes the at least one core member. At least one hollow-shaft motor is arranged downstream of the stationary guide member. A rotating guide member is disposed in the hollow shaft and rotates with the hollow shaft according to a rotation relationship. The rotation relationship controls the rotational speed and direction of the rotating guide member to SZ-strand the strand elements about the at least one core member to form an SZ-stranded assembly. Embodiments of cable-stranding apparatus having multiple hollow-shaft motors and respective multiple rotating guide members are also disclosed.Type: GrantFiled: September 30, 2009Date of Patent: April 24, 2012Assignee: Corning Cable Systems LLCInventors: David W. Chiasson, Craig M. Conrad, Jonathan E. Moon, Mark W. Petersen, David H. Smith
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Patent number: 8161722Abstract: Cable-stranding methods for performing SZ-stranding of strand elements about at least one core member are disclosed. One method includes passing initially spaced apart strand elements through peripheral guide holes and passing at least one core member through a generally central location of at least one guide member. The method also includes actuating a controller that controls the rotation of the at least one guide member and rotating the at least one guide member to form the SZ-stranded assembly.Type: GrantFiled: September 30, 2009Date of Patent: April 24, 2012Assignee: Corning Cable Systems LLCInventors: David W. Chiasson, Craig M. Conrad, Jonathan E. Moon, Mark W. Petersen, David H. Smith
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Publication number: 20110072775Abstract: Cable-stranding methods for performing SZ-stranding of strand elements about at least one core member are disclosed. One method includes passing initially spaced apart strand elements through peripheral guide holes and passing at least one core member through a generally central location of at least one guide member. The method also includes actuating a controller that controls the rotation of the at least one guide member and rotating the at least one guide member to form the SZ-stranded assembly.Type: ApplicationFiled: September 30, 2009Publication date: March 31, 2011Inventors: David W. Chiasson, Craig M. Conrad, Jonathan E. Moon, Mark W. Petersen, David H. Smith
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Publication number: 20110072774Abstract: A cable-stranding apparatus for performing SZ-stranding of strand elements about at least one core member is disclosed. A first stationary guide member individually guides the strand elements in a spaced apart configuration and centrally passes the at least one core member. At least one hollow-shaft motor is arranged downstream of the stationary guide member. A rotating guide member is disposed in the hollow shaft and rotates with the hollow shaft according to a rotation relationship. The rotation relationship controls the rotational speed and direction of the rotating guide member to SZ-strand the strand elements about the at least one core member to form an SZ-stranded assembly. Embodiments of cable-stranding apparatus having multiple hollow-shaft motors and respective multiple rotating guide members are also disclosed.Type: ApplicationFiled: September 30, 2009Publication date: March 31, 2011Inventors: David W. Chiasson, Craig M. Conrad, Jonathan E. Moon, Mark W. Petersen, David H. Smith
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Publication number: 20100209059Abstract: Micromodule breakout cables are constructed to pass selected burn tests while maintaining a desired degree of accessibility and durability. The micromodule cables can be incorporated in data centers and are robust enough to serve as furcation legs while allowing hand accessibility. The cables can incorporate optical fibers with low delta attenuation and can have low skew.Type: ApplicationFiled: February 15, 2010Publication date: August 19, 2010Inventors: Craig M. Conrad, William C. Hurley, David H. Smith
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Publication number: 20100173089Abstract: A coating comprises a resin solution including a solution of neoprene latex and liquid asphalt emulsion and an accelerator solution including an aqueous solution of zinc sulfate powder and water. A spray system for applying the coating includes a spray gun having first and second nozzles, a first pump fluidly connected between the first nozzle and a resin solution reservoir for delivering the resin solution to the first nozzle at a first fluid pressure, and a second pump fluidly connected between the second nozzle and an accelerator solution reservoir for delivering the accelerator solution to the second nozzle at a second fluid pressure different from the first pressure. The accelerator solution may be aerated by a source of compressed air prior to discharge from the second nozzle.Type: ApplicationFiled: March 22, 2010Publication date: July 8, 2010Inventor: David H. Smith
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Publication number: 20080209825Abstract: A coating system and method for assisting in the heating or cooling of an underlying structure includes applying a first seamless, elastic solar reflective membrane over the structure, applying a second seamless, elastic thermochromic membrane over the first membrane, and applying a third seamless protective membrane over the second membrane. The second membrane has a color changing material with a clear state above a first transition temperature to permit transmission of solar radiation to the first membrane to reduce structure cooling requirements, and an opaque state below a second transition temperature to absorb radiant energy and reduce structure heating requirements. In addition, a method of detecting defects in a structure includes applying a layer of thermochromic material to the structure, observing a localized area of non-uniform color associated with the thermochromic layer, and ascertaining whether a defect is associated with the localized area.Type: ApplicationFiled: March 1, 2007Publication date: September 4, 2008Inventor: David H. Smith
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Patent number: 7054937Abstract: A computer network connects a personal computer system to a content delivery system for delivering digital content to the personal computer. The personal computer comprises a disk drive which includes a network address for the content delivery system and a server-contacting program. The disk drive comprises firmware installed during manufacturing of the drive which initiates execution of the server-contacting program to enable the network connection and facilitate delivery of content to a large number of personal computers.Type: GrantFiled: July 18, 2000Date of Patent: May 30, 2006Assignee: Western Digital Ventures, Inc.Inventors: Matthew W. Milne, Michael K. Eneboe, Scott T. Hughes, Vu V. Luu, David H. Smith
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Publication number: 20030116050Abstract: There is provided an electrically powered augmenter device that has a silicon window. The silicon window emits the infrared radiation from the augmenter in a specific waveband, to attract heat seeking missles. Moreover, the augmenter may be mounted on the fuselage of an unpowered aerial towed target or other airborne vehicle.Type: ApplicationFiled: December 26, 2001Publication date: June 26, 2003Inventors: Roger D. Brum, David H. Smith
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Patent number: 6571714Abstract: There is provided an electrically powered augmenter device that has a silicon window. The silicon window emits the infrared radiation from the augmenter in a specific waveband, to attract heat seeking missles. Moreover, the augmenter may be mounted on the fuselage of an unpowered aerial towed target or other airborne vehicle.Type: GrantFiled: December 26, 2001Date of Patent: June 3, 2003Assignee: Meggitt Defense SystemsInventors: Roger D. Brum, David H. Smith
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Publication number: 20020073682Abstract: A method of forming an optical fiber cable component including passing an optical fiber ribbon stack (18) through a stack guide (31), the stack guide being rotated and forming a twist in the ribbon stack, and passing the twisted ribbon stack (18′) through a cross-head (40) and extruding a material thereover. In addition, an exemplary cable component production line having a rotatable strander (12) for receiving optical fiber ribbon packages (14) thereon, a rotatable closing die (30) sized to receive the optical fiber ribbon stack, and controller (20) operatively associated with the strander and the closing die for driving the closing die, the controller being operative to effect a predetermined rotational ratio with respect to the strander and the closing die whereby a twist can be formed in the optical fiber ribbon stack.Type: ApplicationFiled: November 30, 2000Publication date: June 20, 2002Inventors: Jody L. Greenwood, David H. Smith, David K. Brittain