Patents by Inventor David Hasak
David Hasak 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: 8408245Abstract: A valve actuator includes a valve body, a valve member comprising a shaft, and a piston connected to the shaft, with the valve member being movable by operation of the piston. The valve body comprises a valve chamber that provides fluid communication between an inlet passage and an outlet passage. The shaft is disposed in and extends through a sealed chamber, the sealed chamber being sealed at one end from the valve chamber and at another end from a piston chamber, and a vent that extends from the sealed chamber to an external surface, wherein the shaft extends axially in both directions past sealed ends of the sealed chamber.Type: GrantFiled: July 15, 2011Date of Patent: April 2, 2013Assignee: Swagelok CompanyInventors: Joel Feldman, Peter Sulcs, Daniel E. Zeiler, Charles W. Hayes, II, David Hasak, Yancy J. Waller
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Publication number: 20110266485Abstract: The present application relates to valve and actuator assemblies. The valve actuator assemblies may include a capless valve actuating arrangement, include a replaceable passage defining member that includes seal members, include a valve member that is assembled in a valve chamber from an end of the valve body that is opposite an end that a piston is assembled in, and/or include a valve member that may be rotated in a valve body without affecting the ability of the valve member to perform its sealing functions.Type: ApplicationFiled: July 15, 2011Publication date: November 3, 2011Applicant: Swagelok CompanyInventors: Joel Feldman, Peter Sulcs, Daniel E. Zeiler, Charles W. Hayes, II, David Hasak, Yancy J. Waller
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Publication number: 20100038566Abstract: The present application relates to valve and actuator assemblies. The valve actuator assemblies may include a capless valve actuating arrangement, include a replaceable passage defining member that includes seal members, include a valve member that is assembled in a valve chamber from an end of the valve body that is opposite an end that a piston is assembled in, and/or include a valve member that may be rotated in a valve body without affecting the ability of the valve member to perform its sealing functions.Type: ApplicationFiled: October 19, 2009Publication date: February 18, 2010Applicant: Swagelok CompanyInventors: Joel Feldman, Peter Sulcs, Daniel E. Zeiler, Charles W. Hayes, II, David Hasak, Yancy J. Waller
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Patent number: 7635113Abstract: Ball valves that include a gland that is interposed between a spring and a seat. The ball valves include a valve body, a ball, a valve seat, and an annular spring. The spring urges the gland member toward the valve seat to urge the valve seat toward the ball.Type: GrantFiled: July 14, 2005Date of Patent: December 22, 2009Assignee: Swagelok CompanyInventors: Mark D. Bearer, David Hasak, Eric Kvarda
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Patent number: 7610928Abstract: The present application relates to valve and actuator assemblies. The valve actuator assemblies may include a capless valve actuating arrangement, include a replaceable passage defining member that includes seal members, include a valve member that is assembled in a valve chamber from an end of the valve body that is opposite an end that a piston is assembled in, and/or include a valve member that may be rotated in a valve body without affecting the ability of the valve member to perform its sealing functions.Type: GrantFiled: February 22, 2006Date of Patent: November 3, 2009Assignee: Swagelok CompanyInventors: Joel Feldman, Peter Sulcs, Daniel E. Zeiler, Charles W. Hayes, II, David Hasak, Yancy J. Waller
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Publication number: 20080041479Abstract: A bridge fitting for use with two or more surface mounted components includes a housing having at least a first port disposed on a first side of the housing, at least a second port non-coaxial with the first port and disposed on a second side of the housing opposite the first side of the housing, and an internal fluid passageway connecting the first and second ports. The internal fluid passageway is configured to limit fluid flow within the bridge fitting to a single path between the first and second ports.Type: ApplicationFiled: October 31, 2007Publication date: February 21, 2008Applicant: SWAGELOK COMPANYInventors: Robert Perusek, David Hasak, Gregory Kalata, Douglas Nordstrom, Timothy Maruna
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Publication number: 20080041478Abstract: A bridge fitting for use with two or more surface mounted components includes a housing having at least a first port disposed on a first side of the housing, at least a second port non-coaxial with the first port and disposed on a second side of the housing opposite the first side of the housing, and an internal fluid passageway connecting the first and second ports. The internal fluid passageway is configured to limit fluid flow within the bridge fitting to a single path between the first and second ports.Type: ApplicationFiled: October 30, 2007Publication date: February 21, 2008Applicant: SWAGELOK COMPANYInventors: Robert Perusek, David Hasak, Gregory Kalata, Douglas Nordstrom, Timothy Maruna
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Publication number: 20070267081Abstract: A bridge fitting for use with two or more surface mounted components includes a housing having at least a first port disposed on a first side of the housing, at least a second port non-coaxial with the first port and disposed on a second side of the housing opposite the first side of the housing, and an internal fluid passageway connecting the first and second ports. The internal fluid passageway is configured to limit fluid flow within the bridge fitting to a single path between the first and second ports.Type: ApplicationFiled: July 27, 2007Publication date: November 22, 2007Inventors: Robert Perusek, David Hasak, Gregory Kalata, Douglas Nordstrom, Timothy Maruna
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Publication number: 20060196558Abstract: The present application relates to valve and actuator assemblies. The valve actuator assemblies may include a capless valve actuating arrangement, include a replaceable passage defining member that includes seal members, include a valve member that is assembled in a valve chamber from an end of the valve body that is opposite an end that a piston is assembled in, and/or include a valve member that may be rotated in a valve body without affecting the ability of the valve member to perform its sealing functions.Type: ApplicationFiled: February 22, 2006Publication date: September 7, 2006Inventors: Joel Feldman, Peter Sulcs, Daniel Zeiler, Charles Hayes, David Hasak, Yancy Waller
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Publication number: 20060017035Abstract: Ball valves that include a gland that is interposed between a spring and a seat. The ball valves include a valve body, a ball, a valve seat, and an annular spring. The spring urges the gland member toward the valve seat to urge the valve seat toward the ball.Type: ApplicationFiled: July 14, 2005Publication date: January 26, 2006Inventors: Mark Bearer, David Hasak, Eric Kvarda
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Publication number: 20050092957Abstract: A poppet assembly such as can be used with a flow control device such as a valve or pressure regulator. The poppet comprises a metal core and an over-molded elastomeric casing. In one embodiment the casing comprises a perfluoroelastomer.Type: ApplicationFiled: October 4, 2004Publication date: May 5, 2005Inventors: Scott Headings, David Hasak, Eric Kvarda, Ryan Noble
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Patent number: D1043392Type: GrantFiled: November 30, 2022Date of Patent: September 24, 2024Assignee: SWAGELOK COMPANYInventors: Joseph Bashover, David Hasak, Oliver Hudgins