Patents by Inventor John M. Spangler

John M. Spangler 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: 8191481
    Abstract: A material handling system includes a composite beam including an upper rail and a lower track connected through a plurality of spaced apart transverse members. A trolley includes an upper set of wheels and a lower set of wheels. The lower set of wheels is received within two parallel channels defined by the lower track. A drive tube is positioned between the upper rail and the lower track such that the upper set of wheels are in frictional engagement with the drive tube. A drive system is configured to rotate the drive tube.
    Type: Grant
    Filed: January 9, 2009
    Date of Patent: June 5, 2012
    Assignee: Caterpillar Inc.
    Inventors: John M. Spangler, David G. Bilson
  • Patent number: 8127687
    Abstract: A material handling system includes a first independent track assembly configured to transport a forward trolley along a first path, and a second independent track assembly configured to transport a trailing trolley along a second path. The second path is substantially parallel to the first path. A carrier is configured to support an article and has a first end pivotably supported by the forward trolley and a second end pivotably supported by the trailing trolley. The material handling system also includes a third independent track assembly configured to transport the forward trolley and the trailing trolley along a third path. Each of the first independent track assembly, the second independent track assembly, and the third independent track assembly includes an independent drive system for independently moving a respective one of the forward trolley and the trailing trolley and a station control system including a microprocessor in communication with the independent drive system.
    Type: Grant
    Filed: January 9, 2009
    Date of Patent: March 6, 2012
    Assignee: Caterpillar Inc.
    Inventors: John M. Spangler, David G. Bilson
  • Patent number: 8101071
    Abstract: One aspect of the present disclosure includes an oil removal reclamation clarifier system in communication with a body of oil laden wastewater fluid and a conduit for transporting the fluid to the reclamation clarifier system. The reclamation clarifier system includes an oil removal mixing containment device having an influent port, an agent inlet, a sludge collection section in a lower portion of the device for collecting the dispersed liquid, a sludge outlet, and, at least one decant valves located on or near an upper portion of a sidewall of the oil removal clarifier device for permitting unsettled material to exit from the clarifier.
    Type: Grant
    Filed: September 5, 2008
    Date of Patent: January 24, 2012
    Assignee: Caterpillar Inc.
    Inventor: John M. Spangler
  • Patent number: 8086341
    Abstract: A control system for a manufacturing chain having a plurality of modular manufacturing stations positioned in series includes a memory for storing a plurality of unique operation patterns thereon. The control system also includes at least one communications conduit for receiving a first position signal from a first position tracking device of each modular manufacturing station. A processor is configured to independently transmit at least one operation signal corresponding to one of the unique operation patterns to an article transportation device of each modular manufacturing station via the communications conduit based, at least in part, on the first position signal from each modular manufacturing station. The communications conduit further receives a second position signal from a second position tracking device of each modular manufacturing station.
    Type: Grant
    Filed: May 9, 2008
    Date of Patent: December 27, 2011
    Assignee: Caterpillar Inc.
    Inventors: John M. Spangler, Mark E. Dietz
  • Patent number: 7900767
    Abstract: A manufacturing chain includes a building defining a manufacturing area and having a planar floor. A plurality of modular manufacturing stations are positioned in series within the manufacturing area and above the planar floor. An article transportation system includes a plurality of carrier tracks defining a transportation path, having at least one vertical discontinuity, through the plurality of modular manufacturing stations. A first vertical lift device moves a first carrier track, adjacent the vertical discontinuity, in a vertical direction relative to the transportation path.
    Type: Grant
    Filed: May 9, 2008
    Date of Patent: March 8, 2011
    Assignee: Caterpillar Inc.
    Inventors: John M. Spangler, Mark E. Dietz
  • Patent number: 7815036
    Abstract: A manufacturing chain includes a plurality of modular manufacturing stations positioned in series. A first position tracking device of a first modular manufacturing station is configured to detect a first position of a carrier being transported along a first article transportation device through the first modular manufacturing station. A control system is in communication with the first position tracking device and is configured to receive a signal indicative of the detected first position. The control system is also configured to issue an operation signal to a second article transportation device of a second modular manufacturing station based, at least in part, on the detected first position.
    Type: Grant
    Filed: May 9, 2008
    Date of Patent: October 19, 2010
    Assignee: Caterpillar Inc
    Inventors: John M. Spangler, Mark E. Dietz
  • Patent number: 7799218
    Abstract: A paint reclamation clarifier system in communication with a sump tank in a paint booth containing a carrier fluid for capturing paint droplets and a conduit for transporting the carrier fluid mixed with paint droplets to the reclamation clarifier system is presented. The clarifier system includes an influent port, a detackification agent inlet, a sludge tank in a lower portion of the clarifier for collecting the dispersed carrier liquid, where the paint droplets bond with the agent and settle to the bottom of the sludge tank, a sludge outlet, and, at least one effluent port located on or near an upper portion of a sidewall of the clarifier system permitting unsettled material to exit from the clarifier.
    Type: Grant
    Filed: June 29, 2007
    Date of Patent: September 21, 2010
    Assignee: Caterpillar Inc
    Inventor: John M. Spangler
  • Publication number: 20100009141
    Abstract: A method for coating a metallic substrate includes applying a powder coating composition to a majority of a surface of the metallic substrate, and applying an autodepositable coating composition to less than the majority of the surface of the metallic substrate. According to a preferred embodiment, the powder coating composition is applied to at least one continuous surface of the metallic substrate, while the autodepositable coating composition is applied to at least one discontinuous surface, such as an edge, of the metallic substrate.
    Type: Application
    Filed: July 8, 2008
    Publication date: January 14, 2010
    Inventors: John M. Spangler, Jonathan Savage, Gregory Osborn
  • Publication number: 20100008749
    Abstract: A modular paint line includes a plurality of modular stations positioned in series and defining a transportation path. At least one of the modular stations includes an immersion tank. The paint line also includes means for moving at least a first carrier in a forward transport direction along the transportation path while maintaining at least a second carrier in a stationary position, above the immersion tank, along the transportation path. The aforementioned means includes an article transportation system having a plurality of carrier tracks.
    Type: Application
    Filed: July 8, 2008
    Publication date: January 14, 2010
    Inventors: John M. Spangler, Gregory Osborn, Jonathan Savage
  • Publication number: 20090277745
    Abstract: A manufacturing chain includes a plurality of manufacturing modules positioned in series. Each of the manufacturing modules includes a utility transfer module for transferring at least one of electric power, fluid, and data through the manufacturing module. Each utility transfer module includes an entry port for engaging a utility transfer module of a preceding manufacturing module and an exit port for engaging a utility transfer module of a succeeding manufacturing module.
    Type: Application
    Filed: May 9, 2008
    Publication date: November 12, 2009
    Inventors: John M. Spangler, Mark E. Dietz
  • Publication number: 20090279992
    Abstract: A material handling system includes a composite beam including an upper rail and a lower track connected through a plurality of spaced apart transverse members. A trolley includes an upper set of wheels and a lower set of wheels. The lower set of wheels is received within two parallel channels defined by the lower track. A drive tube is positioned between the upper rail and the lower track such that the upper set of wheels are in frictional engagement with the drive tube. A drive system is configured to rotate the drive tube.
    Type: Application
    Filed: January 9, 2009
    Publication date: November 12, 2009
    Inventors: John M. Spangler, David G. Bilson
  • Publication number: 20090277749
    Abstract: A manufacturing chain includes a plurality of modular manufacturing stations positioned in series. A first position tracking device of a first modular manufacturing station is configured to detect a first position of a carrier being transported along a first article transportation device through the first modular manufacturing station. A control system is in communication with the first position tracking device and is configured to receive a signal indicative of the detected first position. The control system is also configured to issue an operation signal to a second article transportation device of a second modular manufacturing station based, at least in part, on the detected first position.
    Type: Application
    Filed: May 9, 2008
    Publication date: November 12, 2009
    Inventors: John M. Spangler, Mark E. Dietz
  • Publication number: 20090281665
    Abstract: A control system for a manufacturing chain having a plurality of modular manufacturing stations positioned in series includes a memory for storing a plurality of unique operation patterns thereon. The control system also includes at least one communications conduit for receiving a first position signal from a first position tracking device of each modular manufacturing station. A processor is configured to independently transmit at least one operation signal corresponding to one of the unique operation patterns to an article transportation device of each modular manufacturing station via the communications conduit based, at least in part, on the first position signal from each modular manufacturing station. The communications conduit further receives a second position signal from a second position tracking device of each modular manufacturing station.
    Type: Application
    Filed: May 9, 2008
    Publication date: November 12, 2009
    Inventors: John M. Spangler, Mark E. Dietz
  • Publication number: 20090277747
    Abstract: A lobed bushing is provided for a track assembly of a track-type machine. The track assembly includes a first chain and a second chain coupled together with a track pin. A bushing, defining a longitudinal axis, includes a central bore oriented along the longitudinal axis and extending from a first end of the bushing to a second end of the bushing for receiving the track pin. The bushing includes a first lobe positioned at a first location about the longitudinal axis and a second lobe positioned at a second location about the longitudinal axis that is less than about 180° from the first location. The first end of the bushing has a substantially cylindrical shape.
    Type: Application
    Filed: January 9, 2009
    Publication date: November 12, 2009
    Inventors: John M. Spangler, David G. Bilson
  • Publication number: 20090277754
    Abstract: A manufacturing chain includes a building defining a manufacturing area and having a planar floor. A plurality of modular manufacturing stations are positioned in series within the manufacturing area and above the planar floor. An article transportation system includes a plurality of carrier tracks defining a transportation path, having at least one vertical discontinuity, through the plurality of modular manufacturing stations. A first vertical lift device moves a first carrier track, adjacent the vertical discontinuity, in a vertical direction relative to the transportation path.
    Type: Application
    Filed: May 9, 2008
    Publication date: November 12, 2009
    Inventors: John M. Spangler, Mark E. Dietz
  • Publication number: 20090277746
    Abstract: A manufacturing chain includes a plurality of modular manufacturing stations positioned in series and defining a forward transport direction. An article transportation device of at least one modular manufacturing station is configured to move a carrier in a reverse transport direction while an article transportation device of at least one other modular manufacturing station is driven in the forward transport direction.
    Type: Application
    Filed: May 9, 2008
    Publication date: November 12, 2009
    Inventors: John M. Spangler, Mark E. Dietz
  • Publication number: 20090277755
    Abstract: A manufacturing line includes a first line and a second line. The first line includes a first plurality of stationary modules positioned in series and defining a first path through the first line, and a first friction drive system for transporting an article along the first path. The second line includes a second plurality of stationary modules positioned in series and defining a second path through the second line. The second line also includes a second friction drive system for transporting the article along the second path. A mobile module is supported by ground-engaging elements and includes a third friction drive system for transporting the article along a third path defined by the mobile module. The mobile module is movable between a first position defining a first continuous path along the first path and third path, and a second position defining a second continuous path along the second path and the third path.
    Type: Application
    Filed: February 19, 2009
    Publication date: November 12, 2009
    Inventors: John M. Spangler, David G. Bilson
  • Publication number: 20090277748
    Abstract: A manufacturing line includes a plurality of manufacturing modules positioned in series and defining a main path through the manufacturing line. A main track assembly is supported by the manufacturing modules and includes at least a first friction drive system for transporting a trolley assembly along the main path. A buffer is positioned to receive the trolley assembly from the main path and includes a first track assembly that includes at least a second friction drive system for transporting the trolley assembly along the first track assembly. The first track assembly is sized to support at least two trolley assemblies thereon. The sequencing buffer also includes a second track assembly that includes at least a third friction drive system for transporting the trolley assembly along the second track assembly. The second track assembly is also sized to support at least two trolley assemblies thereon.
    Type: Application
    Filed: January 9, 2009
    Publication date: November 12, 2009
    Inventors: John M. Spangler, David G. Bilson
  • Publication number: 20090277384
    Abstract: A paint line includes a plurality of modular manufacturing stations positioned in series and defining a forward transport direction. Each modular manufacturing station includes an article transportation device for moving at least one carrier through the modular manufacturing station. At least one of the modular manufacturing stations includes a piece of paint application equipment. A control system is in communication with each article transportation device and configured to independently move the carrier of each modular manufacturing station according to a unique operation pattern. The control system is also configured to index the carrier of each modular manufacturing station as the carrier traverses to a contiguous modular manufacturing station.
    Type: Application
    Filed: May 9, 2008
    Publication date: November 12, 2009
    Inventors: John M. Spangler, Mark E. Dietz
  • Publication number: 20090248190
    Abstract: A modular manufacturing station is provided. The modular manufacturing station has plurality of beams forming a skeleton and an article transportation system. The article transportation system is configured to transport one or more articles through the manufacturing station at a speed selected from a plurality of speeds and at a height selected from a plurality of heights. The modular manufacturing station also has at least one utility connection for receiving external utilities and at least one piece of manufacturing equipment. The modular manufacturing station further has a controller configured to regulate the speed and height at which articles are transported through the modular manufacturing station and regulate the operation of the manufacturing equipment.
    Type: Application
    Filed: March 28, 2008
    Publication date: October 1, 2009
    Inventor: John M. Spangler