Patents by Inventor Charles Robert Allen
Charles Robert Allen 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).
-
Patent number: 10591338Abstract: A welding fixture for releasably engaging a weldable object includes a support body having a fluid passage, and a receiver coupled to the support body having an internal chamber that receives the object. At least one fluid delivery tube is disposed along the receiver and is in fluid communication with the fluid passage of the support body. The fixture allows the weldable object to be precisely positioned for welding, and supplies a fluid delivery system for delivering inert gas to the weld site.Type: GrantFiled: September 6, 2012Date of Patent: March 17, 2020Assignee: Daniel Measurement and Control, Inc.Inventors: Charles Robert Allen, Chae H. Ha
-
Patent number: 9823103Abstract: A flow meter includes a meter body including a passageway therethrough and an outer surface having a curved portion, a transducer assembly coupled to said meter body, a shroud on said outer surface of said meter body and covering said transducer, said shroud including a pair of shell portions, each shell portion including a pair of ends and a pair of edges, a fastener disposed between one end of each of said shell portions and configured to draw said shell portions toward one another, and a wireway defined by said outer surface of said meter body and said shell portions.Type: GrantFiled: October 29, 2015Date of Patent: November 21, 2017Assignee: Daniel Measurement and Control, Inc.Inventors: Padmanabh Jagadish Joshi, Gokulkrishna Seetaramaiah Goli, Randeep Singh Grewal, Charles Robert Allen
-
Patent number: 9816850Abstract: A welding method includes inserting a weldable object at least partially into a through-bore formed in a generally tubular body, the tubular body having an interior flow passageway and an outer surface, and the through-bore having a borehole wall; transmitting inert gas between the weldable object and the borehole wall, the gas being transmitted through the through-bore; and welding the weldable object to the tubular body while the inert gas is being transmitted.Type: GrantFiled: September 6, 2012Date of Patent: November 14, 2017Assignee: Daniel Measurement and Control, Inc.Inventors: Charles Robert Allen, Chae H. Ha
-
Patent number: 9574924Abstract: A flow meter is disclosed having a meter body that is enveloped by a shroud having a compliant band disposed at least partially about the meter body. The shroud protects transducers and transducer cables. The shroud forms a chamber between the shroud and meter body, and includes a releasable portion to allow access into the chamber.Type: GrantFiled: August 30, 2012Date of Patent: February 21, 2017Assignee: Daniel Measurement and Control, Inc.Inventors: Charles Robert Allen, Randeep Singh Grewal
-
Publication number: 20170030749Abstract: A flow meter includes a meter body including a passageway therethrough and an outer surface having a curved portion, a transducer assembly coupled to said meter body, a shroud on said outer surface of said meter body and covering said transducer, said shroud including a pair of shell portions, each shell portion including a pair of ends and a pair of edges, a fastener disposed between one end of each of said shell portions and configured to draw said shell portions toward one another, and a wireway defined by said outer surface of said meter body and said shell portions.Type: ApplicationFiled: October 29, 2015Publication date: February 2, 2017Applicant: DANIEL MEASUREMENT & CONTROL, INC.Inventors: Padmanabh Jagadish JOSHI, Gokulkrishna Seetaramaiah GOLI, Randeep Singh GREWAL, Charles Robert ALLEN
-
Patent number: 9295923Abstract: An ultrasonic transducer suitable for use in ultrasonic metering of fluids at extreme temperatures. The ultrasonic transducer includes a piezoelectric crystal, low-density epoxy encasing the piezoelectric crystal, and a cylindrical reinforcing sleeve embedded in the low-density epoxy. The sleeve includes fiber mesh, and surrounds the piezoelectric crystal.Type: GrantFiled: March 20, 2014Date of Patent: March 29, 2016Assignee: DANIEL MEASUREMENT AND CONTROL, INC.Inventors: Alex Mezheritsky, Charles Robert Allen
-
Patent number: 9255828Abstract: A cable assembly for coupling a transducer includes a plug body having a nose section with a nose end, a tail section with a tail end opposite the nose end; and a cable restraining feature disposed proximal the tail end. In addition, the cable assembly includes a cable having a first end, a second end, a signal conductor, and a pliable fixing member. A portion of the pliable fixing member is disposed in the cable restraining feature and extends at least partially around the plug body to limit the movement of the first end of the cable relative to the plug body.Type: GrantFiled: September 25, 2013Date of Patent: February 9, 2016Assignee: DANIEL MEASUREMENT AND CONTROL, INC.Inventor: Charles Robert Allen
-
Publication number: 20150268077Abstract: An ultrasonic transducer suitable for use in ultrasonic metering of fluids at extreme temperatures. The ultrasonic transducer includes a piezoelectric crystal, low-density epoxy encasing the piezoelectric crystal, and a cylindrical reinforcing sleeve embedded in the low-density epoxy. The sleeve includes fiber mesh, and surrounds the piezoelectric crystal.Type: ApplicationFiled: March 20, 2014Publication date: September 24, 2015Applicant: Daniel Measurement and Control, Inc.Inventors: Alex Mezheritsky, Charles Robert Allen
-
Publication number: 20150204707Abstract: A welding fixture for releasably engaging a weldable object includes a support body having a fluid passage, and a receiver coupled to the support body having an internal chamber that receives the object. At least one fluid delivery tube is disposed along the receiver and is in fluid communication with the fluid passage of the support body. The fixture allows the weldable object to be precisely positioned for welding, and supplies a fluid delivery system for delivering inert gas to the weld site.Type: ApplicationFiled: September 6, 2012Publication date: July 23, 2015Applicant: Daniel Measurement and Control, Inc.Inventors: Charles Robert Allen, Chae H. Ha
-
Publication number: 20150136842Abstract: A welding method includes inserting a weldable object at least partially into a through-bore formed in a generally tubular body, the tubular body having an interior flow passageway and an outer surface, and the through-bore having a borehole wall; transmitting inert gas between the weldable object and the borehole wall, the gas being transmitted through the through-bore; and welding the weldable object to the tubular body while the inert gas is being transmitted.Type: ApplicationFiled: September 6, 2012Publication date: May 21, 2015Applicant: Daniel Measurement And Control, Inc.Inventors: Charles Robert Allen, Chae H. Ha
-
Publication number: 20150082880Abstract: A cable assembly for coupling a transducer includes a plug body having a nose section with a nose end, a tail section with a tail end opposite the nose end; and a cable restraining feature disposed proximal the tail end. In addition, the cable assembly includes a cable having a first end, a second end, a signal conductor, and a pliable fixing member. A portion of the pliable fixing member is disposed in the cable restraining feature and extends at least partially around the plug body to limit the movement of the first end of the cable relative to the plug body.Type: ApplicationFiled: September 25, 2013Publication date: March 26, 2015Inventor: Charles Robert Allen
-
Patent number: 8770042Abstract: A flow meter is presented having a meter body that is enveloped by a compliant shroud that protects transducers and transducer cables. The shroud forms a chamber between the shroud and meter body, and includes a releasable portion to allow access into the chamber.Type: GrantFiled: March 29, 2012Date of Patent: July 8, 2014Assignee: Daniel Measurement and Control, Inc.Inventor: Charles Robert Allen
-
Publication number: 20130180340Abstract: A flow meter is disclosed having a meter body that is enveloped by a shroud having a compliant band disposed at least partially about the meter body. The shroud protects transducers and transducer cables. The shroud forms a chamber between the shroud and meter body, and includes a releasable portion to allow access into the chamber.Type: ApplicationFiled: August 30, 2012Publication date: July 18, 2013Applicant: DANIEL MEASUREMENT AND CONTROL, INC.Inventors: Charles Robert Allen, Randeep Singh Grewal
-
Patent number: 8356522Abstract: An ultrasonic flow meter for measuring the flow of a fluid through a pipeline comprises a spool piece including a throughbore and a transducer port. The transducer port extends along a central axis from an open end at the throughbore to a closed end distal the throughbore. In addition, the flow meter comprises an acoustic transducer disposed in the transducer port. The transducer includes a piezoelectric element. Further, the flow meter comprises a drain port in fluid communication with the transducer port. The drain port is axially positioned between the open end and the closed end of the transducer port. Still further, the flow meter comprises a drain conduit having an inlet end coupled to the drain port and an outlet end opposite the inlet end. The drain port is configured to drain a liquid from the transducer port into the inlet end of the drain conduit.Type: GrantFiled: March 22, 2011Date of Patent: January 22, 2013Assignee: Daniel Measurement and Control, Inc.Inventor: Charles Robert Allen
-
Publication number: 20120247225Abstract: A flow meter is disclosed having a meter body that is enveloped by a compliant shroud that protects transducers and transducer cables. The shroud forms a chamber between the shroud and meter body, and includes a releasable portion to allow access into the chamber.Type: ApplicationFiled: March 29, 2012Publication date: October 4, 2012Applicant: DANIEL MEASUREMENT AND CONTROL, INC.Inventor: Charles Robert Allen
-
Publication number: 20120067135Abstract: An ultrasonic flow meter for measuring the flow of a fluid through a pipeline comprises a spool piece including a throughbore and a transducer port. The transducer port extends along a central axis from an open end at the throughbore to a closed end distal the throughbore. In addition, the flow meter comprises an acoustic transducer disposed in the transducer port. The transducer includes a piezoelectric element. Further, the flow meter comprises a drain port in fluid communication with the transducer port. The drain port is axially positioned between the open end and the closed end of the transducer port. Still further, the flow meter comprises a drain conduit having an inlet end coupled to the drain port and an outlet end opposite the inlet end. The drain port is configured to drain a liquid from the transducer port into the inlet end of the drain conduit.Type: ApplicationFiled: March 22, 2011Publication date: March 22, 2012Applicant: DANIEL MEASUREMENT AND CONTROL, INC.Inventor: Charles Robert Allen
-
Patent number: 7911306Abstract: A transformer board is disclosed. In some embodiments, the transformer board includes a base, a circuit board, a transformer having a first and second winding, a first and a second connector, a ribbon cable and a nonconductive fill material. The base has a recess within which the circuit board is positioned. The transformer is mechanically coupled to the circuit board. The first connector is configured to electrically couple to transducers within a pressure boundary of an ultrasonic flow meter and is electrically coupled to the second winding of the transformer. The ribbon cable is electrically coupled between the first winding of the transformer and the second connector. The nonconductive fill material is contained by the recess and encases the circuit board, the transformer, the coupling of the first connector to the second winding of the transformer, and the coupling of the ribbon cable to the first winding of the transformer.Type: GrantFiled: January 8, 2008Date of Patent: March 22, 2011Assignee: Daniel Measurement and Control, Inc.Inventor: Charles Robert Allen
-
Patent number: 7900338Abstract: Making a transducer having a plastic matching layer which includes providing a transducer housing having a proximal end and a distal end, and bonding a plastic to the distal end of the transducer housing (the plastic fluidly sealing and occluding the distal end). The bonding further includes inserting a cylinder comprising a mold-release chemical into the transducer housing, bonding plastic onto the distal end of the transducer housing, and removing the cylinder when the plastic has hardened.Type: GrantFiled: June 3, 2009Date of Patent: March 8, 2011Assignee: Daniel Measurement and Control, Inc.Inventors: Henry Charles Straub, Jr., Randeep Singh Grewal, Charles Robert Allen
-
Patent number: 7874051Abstract: An extractor tool for an ultrasonic flow meter is disclosed. Some system embodiments comprise a bracket configured to couple to a spoolpiece of an ultrasonic flow meter and a tube inserted through and coupled to the bracket. The tube is configured to seal to the spoolpiece and permit a transducer to be selectively installed and removed therethrough.Type: GrantFiled: August 13, 2007Date of Patent: January 25, 2011Assignee: Daniel Measurement and Control, Inc.Inventor: Charles Robert Allen
-
Patent number: 7779710Abstract: A cable cover for an ultrasonic flow meter is disclosed. In some embodiments, the cable cover includes multiple interlockable pieces configured to couple to a spoolpiece of an ultrasonic flow meter. Each interlockable piece includes a body having a dowel and a slot. The interlockable pieces are assembled in a series with the dowel of each interlockable piece inserted into the slot of another interlockable piece.Type: GrantFiled: June 15, 2007Date of Patent: August 24, 2010Assignee: Daniel Measurement and Control, Inc.Inventor: Charles Robert Allen