HYBRID BIPOLAR PLATE ASSEMBLY FOR FUEL CELLS
Granted: November 6, 2014
Application Number:
20140329168
Hybrid bipolar plate assemblies comprising a metal subassembly and a carbonaceous flow field insert can be used to provide for greater current densities from smaller volume fuel cell stacks. In particular, such hybrid bipolar plate assemblies allow for the combination of preferred oxidant channel structures, which can be formed in carbonaceous oxidant flow field inserts, with preferred smaller bipolar plate assembly thicknesses, which are possible with the use of metal plate…
EPOXY METHACRYLATE BASED ADHESIVE FOR FUEL CELL FLOW FIELD PLATES
Granted: October 9, 2014
Application Number:
20140302417
An electrically conductive adhesive is disclosed for bonding anode and cathode flow field plates together for use in fuel cells. The adhesive formulation comprises epoxy methacrylate resin and non-fibrous carbon particles but little to no carbon fibres. The adhesive provides suitable strength, bond gap, conductivity and other properties, particularly for flow field plates made of flexible graphite, carbon, or metal.
Process Control for Post-Form Heat Treating Parts for an Assembly Operation
Granted: August 21, 2014
Application Number:
20140236336
A manufacturing process including a quality control procedure for verifying the completion of forming processes, heat treating and chemically treating parts. Sheet formed blanks, tubular blanks, extrusions and casting are traced through a manufacturing process from the time the parts are received. Metallurgical data relating to parts as received is recorded and marked on the parts. Forming data, heat treating data and chemical treating data may also be recorded by scanning and marking…
INDEXING SELF-PIERCING DIE RIVETER
Granted: August 21, 2014
Application Number:
20140230242
A self-piercing die riveter having an indexable die table on the nose of its frame. The die table has a number of dies disposed thereon. The frame defines a first passage and a second passage in communication with and diverging from the first passage. An actuator for indexing the die table is located on the riveter outside of the nose of the frame and is connected to the die table through either shafts or belts disposed within the first and second passages. The die table has a number of…
AUTOMATED CAD PROCESS FOR CREATING MOLD PACKAGES
Granted: August 14, 2014
Application Number:
20140228997
The present invention provides methods to create a pattern part, and a subsequent mold core package, that can be used in the casting process to cast one or more die components having a near net-shape of the finished part. In this way, the present invention provides a cast part which greatly reduces the amount of finishing work that needs to be performed on the part after casting. Further, the present invention provides a method which involves less upfront stock material to cast the near…
TEST SCHEDULING
Granted: August 7, 2014
Application Number:
20140222480
A set of test requests, a test calendar, and a list of prototype control models are received in a computing device having a processor and a memory. Each of the test requests includes an identifier for one of a plurality of tests to be performed and one or more attributes required to be included in a prototype to be used in the one of the tests. The test calendar includes a test duration and a list of build dates, each of the build dates associated with one of a plurality of prototypes to…
GAS RECLAIMING SYSTEM AND METHOD
Granted: July 31, 2014
Application Number:
20140212774
A gas reclaiming system is disclosed. The gas reclaiming system includes a getter device adapted to receive mixed gases and separate the mixed gases into at least one gas of interest and constituent gases. A recirculation loop is disposed in fluid communication with the getter device and adapted to receive the at least one gas of interest from the getter device. A gas reclaiming method is also disclosed.
Method and Apparatus for Clearing a Rivet from a Riveting Tool
Granted: July 24, 2014
Application Number:
20140201977
An apparatus, tool and method for clearing a rivet from an automated riveting tool. The riveting tool has a nose that supports the rivet as the rivet is installed by a punch. A clamping ring engages a work piece while installing the rivet. A clamping ring engages a block, but defines a clearance area into which the rivet is ejected when an unsuitable rivet is detected. A sensor monitors the rivets in the nose and prevents installation of the rivet when the rivet in the nose is not…
SYSTEM AND METHOD OF MAKING A CAST PART
Granted: May 1, 2014
Application Number:
20140116576
A system and method of making a part. The part may cast in a die. A gripper assembly may be provided that has a gripper and a spray nozzle that provides a fluid. The part may be quenched with a fluid when the part is in the die.
FRONT END ASSEMBLY FOR VEHICLE CHASSIS
Granted: April 3, 2014
Application Number:
20140091599
A front sub-assembly for an automotive vehicle is disclosed. The front sub-assembly includes a pair of spaced apart substantially hollow side assemblies. Each of the side assemblies includes an upper side member and a lower side member. The front ends of the side assemblies are joined together by a front cross member that includes a front cross member reinforcing bracket and an internal mass dampener. The rear ends of the side assemblies are joined by an upper cross member and a lower…
CONDUCTIVE MESH SUPPORTED ELECTRODE FOR FUEL CELL
Granted: March 20, 2014
Application Number:
20140080032
Electrically conductive meshes with pore sizes between about 20 and 3000 nanometers and with appropriately selected strand geometry can be used as engineered supports in electrodes to provide for improved performance in solid polymer electrolyte fuel cells. Suitable electrode geometries have essentially straight, parallel pores of engineered size. When used as a cathode, such electrodes can be expected to provide a substantial improvement in output voltage at a given current.
VEHICLE WITH SAFETY PROJECTOR
Granted: February 27, 2014
Application Number:
20140055252
A vehicular alerting system includes at least one light source mounted on a vehicle. The light source is configured to emit a light beam, forming a projection. More particularly, the projection is projected peripherally substantially all around the vehicle onto a vehicular travelling surface, up to a predetermined distance from the vehicle, establishing a vehicular unsafe zone.
WORKPIECE HOLDING FIXTURE FOR MACHINING MULTIPLE PRISMATIC PARTS
Granted: December 19, 2013
Application Number:
20130334753
A workpiece holding fixture including a base plate having an engagement surface including a travel slot. A first static riser includes a position control member configured to removably couple a workpiece to the first static riser. A second static riser includes a rotation control member and is configured to removably couple the workpiece to the second static riser. A dynamic riser is configured to abut the workpiece by automatic, semi-automatic, or manual movement into secure engagement…
SYSTEM AND METHOD FOR MINIMIZING FUEL CELL DEGRADATION AFTER SHUTDOWN
Granted: December 5, 2013
Application Number:
20130323616
A system and method is provided for minimizing the degradation of a fuel cell after shutdown by forcing remaining air out of a fuel cell system. Upon fuel cell shutdown, the flow of air to the cathode of the fuel cell can be kept at a low rate. The flow of cathode exhaust gases along an exhaust conduit is substantially restricted while the pressure of the supply air supplied is increased. As a result, the pressure of the cathode exhaust gases in the exhaust conduit increases. The voltage…
DURABLE FUEL CELL WITH PLATINUM COBALT ALLOY CATHODE CATALYST AND SELECTIVELY CONDUCTING ANODE
Granted: September 12, 2013
Application Number:
20130236812
The degradation associated with repeated startup and shutdown of solid polymer electrolyte fuel cells comprising PtCo alloy cathode catalysts can be particularly poor. However, a marked and unexpected improvement in durability is observed as a result of incorporating a selectively conducting component in electrical series with the anode components in the fuel cell.
DURABLE FUEL CELL WITH PLATINUM COBALT ALLOY CATHODE CATALYST AND SELECTIVELY CONDUCTING ANODE
Granted: September 12, 2013
Application Number:
20130236807
The degradation associated with repeated startup and shutdown of solid polymer electrolyte fuel cells comprising PtCo alloy cathode catalysts can be particularly poor. However, a marked and unexpected improvement in durability is observed as a result of incorporating a selectively conducting component in electrical series with the anode components in the fuel cell.
MOLD CORE FOR FORMING A MOLDING TOOL
Granted: August 29, 2013
Application Number:
20130220569
A mold core package for forming a molding tool includes a plurality of stacked particulate layers having a binding agent. The plurality of stacked particulate layers form sacrificial walls. An elongate sacrificial displacement line extends through the mold core package adjacent a forming surface of the mold core package. A mold cavity is defined by the stacked particulate layers.
MOLD CORE PACKAGE FOR FORMING A POWDER SLUSH MOLDING TOOL
Granted: August 29, 2013
Application Number:
20130221191
A powder slush molding tool having heating and cooling features cast as part of the tool, wherein the tool created using molds formed by additive manufacturing techniques, and wherein the tool is further used for making a flexible polymeric soft skin for use in a vehicle interior.
MOLDING TOOL WITH CONFORMAL PORTIONS AND METHOD OF MAKING THE SAME
Granted: August 29, 2013
Application Number:
20130220573
A mold core package for forming a molding tool includes a plurality of stacked particulate layers having a binding agent. The plurality of stacked particulate layers form sacrificial walls defining a mold cavity. A sacrificial displacement line and a sacrificial displacement body extend from the mold core package and are adapted to displace a molten material applied to the mold core package.
ADDITIVE FABRICATION TECHNOLOGIES FOR CREATING MOLDS FOR DIE COMPONENTS
Granted: August 29, 2013
Application Number:
20130220570
A method comprising the use of additive manufacturing techniques for creating molds and pattern parts for subsequent use in the casting of die components and die shoes for use in die stamping processes.
