Patents by Inventor David A. Shrum
David A. Shrum 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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Patent number: 9175693Abstract: An article of manufacture having a nominal airfoil profile substantially in accordance with Cartesian coordinate values of X, Y and Z set forth in a scalable table, the scalable table selected from the group of tables consisting of TABLES 1-11, wherein the Cartesian coordinate values of X, Y and Z are non-dimensional values convertible to dimensional distances by multiplying the Cartesian coordinate values of X, Y and Z by a number, and wherein X and Y are coordinates which, when connected by continuing arcs, define airfoil profile sections at each Z height, the airfoil profile sections at each Z height being joined with one another to form a complete airfoil shape.Type: GrantFiled: June 19, 2012Date of Patent: November 3, 2015Assignee: General Electric CompanyInventors: Michael James Dutka, John Duong, Ya-Tien Chiu, Alexander David Shrum, Kelvin Rono Aaron, Christopher Edward LaMaster, San-Dar Gau, Franco Monteleone, Paul Griffin Delvernois, Matthew John McKeever, Govindarajan Rengarajan, Jeremy Peter Latimer, Marc Edward Blohm, Eric Richard Bonini, Venkata Siva Prasad Chaluvadi
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Patent number: 9145777Abstract: An article of manufacture has a first component configured for use with a turbomachine. The first component is configured for attachment to a second component, and reduces the possibility of attachment with an undesired third component by modification of a characteristic of the first component. This modification is matched by a complementary characteristic of the second component. The first component has a nominal airfoil profile substantially in accordance with Cartesian coordinate values of X, Y and Z set forth in a scalable table selected from the group consisting of TABLES 1-11. Cartesian coordinate values of X, Y and Z are non-dimensional values convertible to dimensional distances by multiplying by a number. X and Y are coordinates which, when connected by continuing arcs, define airfoil profile sections at each Z height. The airfoil profile sections at each Z height being joined with one another to form a complete airfoil shape.Type: GrantFiled: July 24, 2012Date of Patent: September 29, 2015Assignee: General Electric CompanyInventors: Michael James Dutka, John Duong, Ya-Tien Chiu, Alexander David Shrum, Kelvin Rono Aaron, Christopher Edward LaMaster, San-Dar Gau, Franco Monteleone, Paul Griffin Delvernois, Matthew John McKeever, Govindarajan Rengarajan, Jeremy Peter Latimer, Marc Edward Blohm, Eric Richard Bonini, Venkata Siva Prasad Chaluvadi, Jamie Dean Lumpkin, Thomas Robbins Tipton
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Publication number: 20140030098Abstract: An article of manufacture has a first component configured for use with a turbomachine. The first component is configured for attachment to a second component, and reduces the possibility of attachment with an undesired third component by modification of a. characteristic of the first component. This modification is matched by a complementary characteristic of the second component. The first component has a nominal airfoil profile substantially in accordance with Cartesian coordinate values of X, Y and Z set forth in a scalable table selected from the group consisting of TABLES 1-11. Cartesian coordinate values of X, Y and Z are non-dimensional values convertible to dimensional distances by multiplying by a number. X and Y are coordinates which, when connected by continuing arcs, define airfoil profile sections at each Z height. The airfoil profile sections at each Z height being joined with one another to form a complete airfoil shape.Type: ApplicationFiled: July 24, 2012Publication date: January 30, 2014Inventors: Michael James Dutka, John Duong, Ya-Tien Chiu, Alexander David Shrum, Kelvin Rono Aaron, Christopher Edward LaMaster, San-Dar Gau, Franco Monteleone, Paul Griffin Delvernois, Matthew John McKeever, Govindarajan Rengarajan, Jeremy Peter Latimer, Marc Edward Blohm, Eric Richard Bonini, Venkata Siva Prasad Chaluvadi, Jamie Dean Lumpkin, Thomas Robbins Tipton
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Publication number: 20130336798Abstract: An article of manufacture having a nominal airfoil profile substantially in accordance with Cartesian coordinate values of X, Y and Z set forth in a scalable table, the scalable table selected from the group of tables consisting of TABLES 1-11, wherein the Cartesian coordinate values of X, Y and Z are non-dimensional values convertible to dimensional distances by multiplying the Cartesian coordinate values of X, Y and Z by a number, and wherein X and Y are coordinates which, when connected by continuing arcs, define airfoil profile sections at each Z height, the airfoil profile sections at each Z height being joined with one another to form a complete airfoil shape.Type: ApplicationFiled: June 19, 2012Publication date: December 19, 2013Inventors: Michael James Dutka, John Duong, Ya-Tien Chiu, Alexander David Shrum, Kelvin Rono Aaron, Christopher Edward LaMaster, San-Dar Gau, Franco Monteleone, Paul Griffin Delvernois, Matthew John McKeever, Govindarajan Rengarajan, Jeremy Peter Latimer, Marc Edward Blohm, Eric Richard Bonini, Venkata Siva Prasad Chaluvadi
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Patent number: 8556588Abstract: An article of manufacture is disclosed. The article may have a nominal profile generally in accordance with Cartesian coordinate values of X, Y and Z set forth in TABLE A. X and Y may correspond to distances in inches which, when connected by smooth continuing arcs, define airfoil profile sections at each distance Z in inches, the airfoil profile sections at the Z distances being joined smoothly with one another to form a complete airfoil shape.Type: GrantFiled: June 3, 2011Date of Patent: October 15, 2013Assignee: General Electric CompanyInventors: Alexander David Shrum, Marcus Edward Blohm
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Publication number: 20120308395Abstract: An article of manufacture is disclosed. The article may have a nominal profile generally in accordance with Cartesian coordinate values of X, Y and Z set forth in TABLE A. X and Y may correspond to distances in inches which, when connected by smooth continuing arcs, define airfoil profile sections at each distance Z in inches, the airfoil profile sections at the Z distances being joined smoothly with one another to form a complete airfoil shape.Type: ApplicationFiled: June 3, 2011Publication date: December 6, 2012Applicant: GENERAL ELECTRIC COMPANYInventors: Alexander David Shrum, Marcus Edward Blohm
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Patent number: 5890177Abstract: A document can be collaboratively edited by multiple editors by providing each editor with a separate copy of the document. Each editor then edits his own document copy using an editing application program, such as a word processor, to produce an edited copy. The edited copies are then retrieved and compared and a single marked-up document is created in which sections (for example, paragraphs) of the original document and corresponding sections of each of the edited documents (with changes from the original document indicated) are displayed in physically adjacent locations of the display screen. The displayed sections contain both edited and duplicated, unedited text. A set of "consolidation" tools are provided to quickly transfer edits between the physically adjacent areas of the screen and to make, or accept, edits made by any of the editors. A final document copy is made by eliminating the duplicate text in the sections.Type: GrantFiled: April 24, 1996Date of Patent: March 30, 1999Assignee: International Business Machines CorporationInventors: Paul B. Moody, David A. Shrum