Patents by Inventor David Arnoldy

David Arnoldy 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).

  • Pump system
    Patent number: 10247184
    Abstract: A pump system includes a first pump and a second pump each having a plunger assembly. The plunger assembly includes a crosshead, a plunger, and a sleeve. The sleeve at least partially surrounds the plunger and an end of the crosshead. The sleeve is configured to create a fluid seal between the plunger and the crosshead.
    Type: Grant
    Filed: September 29, 2016
    Date of Patent: April 2, 2019
    Assignee: FORUM US, INC.
    Inventors: Austin Chunn, Wesley Freed, Mark C. Dille, David Arnoldy
  • Reciprocating pump assembly
    Patent number: 9695812
    Abstract: A reciprocating pump assembly having a power end housing and a fluid end housing and a cylinder having at least a portion within the power end. A plunger assembly reciprocates between the power end housing and the fluid end housing of the pump assembly, the plunger assembly having a crosshead, a first section limited to movement within the power end and a second section moveable within the fluid end housing. The pump assembly also includes a seal housing disposed within the cylinder, the seal housing having a proximal end adjacent an entrance to the cylinder, and a distal end disposed within the cylinder. A power end seal is secured to the seal housing proximate the distal end and a fluid end seal is disposed within the fluid end housing.
    Type: Grant
    Filed: April 28, 2014
    Date of Patent: July 4, 2017
    Assignee: S.P.M. Flow Control, Inc.
    Inventors: Mark C. Dille, David Arnoldy, Wesley D. Freed
  • RECIPROCATING PUMP ASSEMBLY
    Publication number: 20160363115
    Abstract: A reciprocating pump assembly having a power end housing and a fluid end housing and a cylinder having at least a portion within the power end. A plunger assembly reciprocates between the power end housing and the fluid end housing of the pump assembly, the plunger assembly having a crosshead, a first section limited to movement within the power end and a second section moveable within the fluid end housing. The pump assembly also includes a seal housing disposed within the cylinder, the seal housing having a proximal end adjacent an entrance to the cylinder, and a distal end disposed within the cylinder. A power end seal is secured to the seal housing proximate the distal end and a fluid end seal is disposed within the fluid end housing.
    Type: Application
    Filed: April 28, 2014
    Publication date: December 15, 2016
    Applicant: S.P.M. Flow Control, Inc.
    Inventors: Mark C. Dille, David Arnoldy, Wesley D. Freed
  • Reciprocating pump assembly
    Patent number: 8707853
    Abstract: A reciprocating pump assembly having a power end housing and a fluid end housing and a cylinder having at least a portion within the power end. A plunger assembly reciprocates between the power end housing and the fluid end housing of the pump assembly, the plunger assembly having a crosshead, a first section limited to movement within the power end and a second section moveable within the fluid end housing. The pump assembly also includes a seal housing disposed within the cylinder, the seal housing having a proximal end adjacent an entrance to the cylinder, and a distal end disposed within the cylinder. A power end seal is secured to the seal housing proximate the distal end and a fluid end seal is disposed within the fluid end housing.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: April 29, 2014
    Assignee: S.P.M. Flow Control, Inc.
    Inventors: Mark C. Dille, David Arnoldy, Wesley D. Freed
  • Plunger pump thru rod
    Patent number: D726224
    Type: Grant
    Filed: May 22, 2013
    Date of Patent: April 7, 2015
    Assignee: S.P.M. Flow Control, Inc.
    Inventors: Mark C. Dille, David Arnoldy, Wesley D. Freed