Simpson, MI
Charles Simpson, Rochester Hills, MI US
Patent application number | Description | Published |
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20090197136 | High-Volume-Manufacture Fuel Cell Arrangement and Method for Production Thereof - A fuel cell which is producible in high volume with electrolyte, positive electrode, and negative electrode components, which incorporate structure, external electrical connections, internal fuel and oxidizer distribution and an exhaust passage to form a simple assembly which can be formed into a stack. The fuel cell can utilize either a rigid or flexible electrolyte. | 08-06-2009 |
Dennis Simpson, Belleville, MI US
Patent application number | Description | Published |
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20100229473 | Pneumatic Tower Design - A telescopic support tower has a plurality of tubes nested or stacked with one another. A base is coupled with the outermost tube to stand the plurality of tubes transverse to the base. A mechanism is provided in the base to enable access to an interior space of the plurality of tubes. The mechanism is coupled with a source of compressed air. A plurality of seals, at least two, are positioned on each of the adjacent tubes to seal the tubes with respect to one another. The plurality of seals enables sealed sliding movements of the tubes with respect to one another. At least one first clamp is provided to prohibit movement of selected tubes of the plurality of tubes such that only one tube of the plurality of tubes is enabled to telescope at a time. At least one second clamp fixes the selected telescoping tube to an adjacent tube of the plurality of tubes. | 09-16-2010 |
Douglas Scott Simpson, Mt. Clemens, MI US
Patent application number | Description | Published |
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20090035974 | CABLE TERMINATION APPARATUS AND METHOD - A cable termination to a power distribution module includes a power distribution module housing having a conductive mounting tube extending therefrom. The mounting tube includes a main bore extending therethrough for receiving a main power cable. A main power cable is received within the main bore, wherein the main power cable includes at least one wire extending into the power distribution module housing. The main power cable includes a cylindrical shield element surrounding the at least one wire. A spring element engages the shield element and biases the shield element into engagement with the mounting tube to electrically common the shield element and the housing. | 02-05-2009 |
Douglas Scott Simpson, Mount Clemens, MI US
Patent application number | Description | Published |
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20090034165 | Power distribution module and header assembly therefor - A power distribution module includes a housing having a component chamber configured to house an electrical component therein. The housing includes at least a portion thereof defining a shield interface. A header assembly is coupled to the housing. The header assembly includes a header body including an inner body portion and an outer body portion, and the header assembly further includes a header shield positioned between the inner and outer body portions. The header shield engages the shield interface of the housing when the header assembly is coupled to the housing. | 02-05-2009 |
20150079856 | POWER TERMINAL CONNECTOR - A power terminal connector includes a terminal having a terminal body defining a receptacle. The terminal body has a front end open to the receptacle that receives a power terminal. The terminal body has a series of notches separated by posts at the front end. A contact spring is received in the receptacle and has a first band and a second band with spring beams extending between the first and second bands. The spring beams resiliently engage the power terminal. The bands engage the terminal body to create a power path between the terminal body and the power terminal. The first band has a series of tabs extending therefrom separated by gaps. The tabs are received in corresponding notches and the gaps receive corresponding posts to secure the contact spring in the terminal box. | 03-19-2015 |
20150087182 | POWER TERMINAL CONNECTOR - A power terminal connector includes a flexible conductor having a first mounting portion, a second mounting portion and a flexible section between the first and second mounting portions. The first mounting portion is terminated directly to a power terminal of a first battery module. A female terminal is coupled to the second mounting portion. The female terminal has a terminal body having a receptacle receiving a power terminal of a second battery module. The terminal body is terminated to the second mounting portion to mechanically and electrically connect the terminal body to the flexible conductor. A contact spring is received in the receptacle and is electrically connected to the terminal body. The contact spring has spring beams defining interfaces for the power terminal to create a power path to the power terminal of the second battery module. | 03-26-2015 |
James A. Simpson, Ann Arbor, MI US
Patent application number | Description | Published |
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20130055374 | System and Method for Denial of Service Attack Mitigation Using Cloud Services - A method to mitigate attack by an upstream service provider using cloud mitigation services. An edge detection device, which located at the subscriber's network edge, is able to communicate information via status messages about attacks to an upstream service provider. The service provider is then able to mitigate attacks based on the status messages. There is a feedback loop whereby the amount of dropped traffic by the service provider is added to the network traffic to keep the mitigation request open and prevent flapping. Likewise, the detection device includes time-to-engage and time-to-disengage timers to further prevent flapping. | 02-28-2013 |
Kenneth Simpson, Detroit, MI US
Patent application number | Description | Published |
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20130078030 | TOOL HANDLE ADAPTER - An adapter for releasably gripping the end of a long-handled tool handle. The adapter including a plurality of grippers threadably mounted around a tubular body. An engagement plug having both male and female threaded ends is removable secured to the end of the tubular body for engaging a tool's work head. | 03-28-2013 |
Kenneth Simpson, Swartz Creek, MI US
Patent application number | Description | Published |
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20140190246 | METHOD FOR DIAGNOSING COMPONENT FAILURE IN A SADDLE-TYPE FUEL TANK ASSEMBLY - A method for diagnosing a component failure in a saddle-type fuel tank assembly is provided. The method includes a) updating a maximum amount to a subsequent amount of fuel if the subsequent amount of fuel is greater than the maximum amount, b) updating a minimum amount to the subsequent amount of fuel if the subsequent amount of fuel is less than the minimum amount, c) determining a fuel consumption amount, and d) determining that one or more of a first fuel level sender and a second fuel level sender have failed if the difference between the maximum amount and minimum amount is less than a first threshold, and the fuel consumption amount is greater than a second threshold. | 07-10-2014 |
Kenneth M. Simpson, Swartz Creek, MI US
Patent application number | Description | Published |
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20090259883 | ROBUST SYNCHRONIZATION OF DIAGNOSTIC INFORMATION AMONG POWERTRAIN CONTROL MODULES - An automotive system has a primary control module, such as an engine control module (ECM) configured for connection to a malfunction indicator lamp (MIL), and a secondary control module, such as a transmission control module (TCM), each in communication with each other over a bus. Each control module includes a respective diagnostic data status record. Each record includes a pending fault field, a confirmed fault field and an MIL control status field. An improved method for synchronizing the diagnostic data contained in the respective status records includes an extended status signal set that is used to communicate over the bus. The set includes a diagnostic testing complete signal, a fault present signal and a MIL request signal indicative of a request to illuminate the MIL. Logic in the receiving control module (ECM) interprets the extended status signal set to properly synchronize its diagnostic data status record with the TCM's, including both pending and confirmed faults. | 10-15-2009 |
20090319162 | METHOD TO DETECT THE PRESENCE OF A LIQUID-COOLED ENGINE SUPPLEMENTAL HEATER - A method for detecting an engine block heater includes block heater detection logic and a data table containing calibration thresholds. The method determines a time-series of delta (Δ) engine coolant temperatures (ECT), which represent the respective differences between a start-up ECT and a plurality of operating ECT values measured thereafter. The method integrates the time-series to obtain a Δ ECT integral. The method also maintains an integrated engine speed parameter accumulated over the course of the detection period. Throughout the detection period, the method retrieves a threshold value from the table based on the integrated engine speed (Y-axis) versus an elapsed time (X-axis) since the detection period began. When the calculated Δ ECT integral value exceeds the retrieved threshold, the method determines that the block heater was operated, which can thereafter be used to suppress sensor rationality testing or reporting of results thereof. | 12-24-2009 |
20130213124 | METHOD TO DETERMINE PERFORMANCE CHARACTERISTIC OF AN ENGINE EXHAUST SYSTEM - A method to determine a performance characteristic of an exhaust system of an engine, where the exhaust system includes an exhaust gas sensor that outputs an exhaust gas signal. A combustion event in a cylinder is fueled at an air-fuel ratio selected to produce exhaust gas that is expected to be distinguishable by the exhaust gas sensor from exhaust gas produced by other combustion events, and used to determine the performance characteristic. The performance characteristic may be an exhaust gas transport time of the exhaust system, a sensitivity characteristic of the exhaust gas sensor, or a fueling correction value necessary to restore fueling to, for example, stoichiometry. Such a method is useful to detect physical changes in the exhaust system such as relocating the exhaust gas sensor, or detect if the exhaust gas sensor is damaged or not operating properly. | 08-22-2013 |
20130275022 | ENGINE CRANK SIGNAL CORRECTION METHOD AND CONTROLLER - An engine control module and method configured to correct an engine crank sensor signal for errors in an apparent location of a tooth edge on a crank wheel is provided. A correction factor is determined based on a first formula if a comparison of adjacent pulse intervals to predetermined thresholds indicates that a tooth edge appears to be abnormally late, and determined based on a second formula if a comparison of adjacent pulse intervals to other predetermined thresholds indicates that a tooth edge appears to be abnormally The correction factor is set to a null value if the correction factor is not determined based on the first formula or the second formula; and operating an engine based on the correction factor. | 10-17-2013 |
20140196526 | DIAGNOSTIC METHOD FOR A REFUELING EVENT DETECTION SYSTEM - A method for diagnosing the performance of a refueling event detection system for a vehicle is provided. The method includes the steps of a) determining a fuel change amount based on a difference of an indicated fuel amount and a previously indicated fuel amount, b) determining a consumed amount of fuel consumed by the engine since a prior refueling event was detected, and c) diagnosing the performance of the refueling event detection system based on the consumed amount and the fuel change amount. | 07-17-2014 |
20140236458 | METHOD FOR PERFORMING EVAPORATIVE EMISSION SYSTEM DIAGNOSTICS ON ENGINES CONFIGURED FOR STOP-START OPERATION - A method of operating an engine in a vehicle equipped with an evaporative emissions system is described. The engine is configured to perform automatically an engine stop and an engine restart when the vehicle stops moving to increase fuel economy of the vehicle. The method includes the steps of determining if an engine stop is allowed while a diagnostic test of the of the evaporative emissions system is being performed if an engine stop is requested, and preventing the engine stop if the engine stop is not allowed. | 08-21-2014 |
20140277927 | FUEL CONSUMPTION COMPENSATION FOR EVAPORATIVE EMISSIONS SYSTEM LEAK DETECTION METHODS - A method for monitoring an evaporative emissions control (EVAP) system that includes compensating a diagnostic leakage test based on a fuel consumption amount during a test interval is disclosed. The method includes establishing a leak test pressure in the EVAP system, operating the operating the associated valves and pumps such that the EVAP system is expected to be isolated, determining an actual pressure change of the EVAP system, determining an expected pressure change of the EVAP system based on vehicle operating conditions that include the fuel consumption amount, and indicating that a leak is detected if the actual pressure change differs from the expected pressure change by more than a difference threshold. | 09-18-2014 |
Maria Simpson, Rochester Hills, MI US
Patent application number | Description | Published |
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20090197136 | High-Volume-Manufacture Fuel Cell Arrangement and Method for Production Thereof - A fuel cell which is producible in high volume with electrolyte, positive electrode, and negative electrode components, which incorporate structure, external electrical connections, internal fuel and oxidizer distribution and an exhaust passage to form a simple assembly which can be formed into a stack. The fuel cell can utilize either a rigid or flexible electrolyte. | 08-06-2009 |
Mark Simpson, Warren, MI US
Patent application number | Description | Published |
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20130230425 | TWO-STEP ZINC PHOSPHATING PROCESS - Described are methods for treating a multi-metal assembly. The assembly has a first portion that includes an aluminum substrate and a second portion that includes a non-aluminum metal substrate. The methods include treating the multi-metal assembly by contacting the assembly with a zinc-phosphate composition and contacting the treated assembly with a composition that includes a Group IIIB and/or IVB metal and free fluoride. | 09-05-2013 |
Mark Simpson, Rockford, MI US
Patent application number | Description | Published |
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20150227267 | JUKEBOX MOUNT WITH VIDEO DISPLAYS - A jukebox for playing music and presenting video to a user includes a housing, a user interface display mounted to the housing, a controller mounted to the housing and being in communication with the user interface display and a video display mountable to the housing. The controller is mounted in a cavity defined by the housing. The video display is in communication with the controller. The controller, the user interface display and the video display are configured to facilitate the user's selection of a song from a plurality of songs stored in the controller and to selectively display a video associated with the selected song on the video display. | 08-13-2015 |
Mark W. Simpson, Warren, MI US
Patent application number | Description | Published |
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20080283152 | RINSE CONDITIONER BATH FOR TREATING A SUBSTRATE AND ASSOCIATED METHOD - A rinse conditioner bath that comprises a Jernstedt salt and a soluble iron is disclosed. A method for treating a substrate with the disclosed rinse conditioner bath as well as a zinc phosphate solution is also disclosed. | 11-20-2008 |
20110223316 | USE OF FLUORESCING DYE IN PRETREATMENT TO IMPROVE APPLICATION AND RINSING PROCESS - A process for pretreating a substrate is disclosed. The process includes applying a composition comprising a fluorescing agent to treat an area of the substrate. The treated substrate area is then rinsed to remove excess composition. The rinsed substrate area is exposed to an energy source whereby the fluorescing agent exhibits a color upon exposure to the energy source to detect excess composition remaining on the rinsed substrate. | 09-15-2011 |
20120183806 | Pretreatment Compositions and Methods For Coating A Metal Substrate - Disclosed are pretreatment compositions and associated methods for treating metal substrates with pretreatment compositions, including ferrous substrates, such as cold rolled steel and electrogalvanized steel. The pretreatment composition includes: (a) a group IIIB and/or IVB metal; (b) free fluorine; (c) a source of aluminum ions; and (d) water. The methods include contacting the metal substrates with the pretreatment composition. | 07-19-2012 |
20140305803 | PRETREATMENT COMPOSITIONS AND METHODS FOR COATING A METAL SUBSTRATE - Disclosed are pretreatment compositions and associated methods for treating metal substrates with pretreatment compositions, including ferrous substrates, such as cold rolled steel and electrogalvanized steel. The pretreatment composition includes: (a) a group IIIB and/or IVB metal; (b) free fluorine; (c) a source of aluminum ions; and (d) water. The methods include contacting the metal substrates with the pretreatment composition. | 10-16-2014 |
Mark Wayne Simpson, Warren, MI US
Patent application number | Description | Published |
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20120130603 | SYSTEM AND METHOD FOR CONTROLLING A TRANSMISSION OF A HUMAN-POWERED VEHICLE - This system creates a virtual image of the user's entire operating environment using a combination of hub speed, crank speed, inclination, and acceleration measurements. With this information, the system is able to understand the output torque and speed, and through control of the transmission, change the “gear ratio” to achieve a more desired operating condition based on the individual user's preferences. In addition, this system is designed to also work with a continuously variable transmission to avoid the shortfall of the state of the art systems, which can only get within a wide range of the optimal cadence because of the fixed ratios of a derailleur system. | 05-24-2012 |
Matthew J. Simpson, Tecumseh, MI US
Patent application number | Description | Published |
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20080217200 | Stackable Liquid Container - In one embodiment according to the present disclosure, a liquid container generally includes a base member, an annular sidewall member, a neck member, a spout, and a handle. The annular sidewall member is attached to and extends upwardly from the base member. The neck member couples the annular sidewall member to the spout. The base member has a recessed portion that extends upwardly into the container such that the base member may rest upon the neck member of another container. | 09-11-2008 |
20100206759 | STACKABLE LIQUID CONTAINER WITH TUNNEL-SHAPED BASE - According to one embodiment, a liquid container generally includes a base member, a sidewall member, a neck member, a spout, and a handle. The sidewall member is attached to and extends upwardly from the base member. The neck member couples the sidewall member to the spout. The base member has a recessed portion and at least one slot. The recessed portion extends upwardly into the container such that the base member may rest upon the neck member of another container. The slot may be tunnel-shaped to conform to one or more ribs of the neck member of another container. The tunnel shape may form a cavity that extends across the base member. | 08-19-2010 |
Michael Simpson, Kalamazoo, MI US
Patent application number | Description | Published |
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20110288722 | VEHICLE CALIBRATION USING DATA COLLECTED DURING NORMAL OPERATING CONDITIONS - Systems and methods for optimizing the performance of a vehicle under normal operating conditions. A vehicle system adjusts one or more vehicle operating parameters in a closed-loop in response to data received from sensors. A portable vehicle communication interface module is selectively attached to the vehicle without inhibiting normal operation of the vehicle. When connected to the vehicle, the vehicle communication interface module records the adjustments made by the vehicle system in closed-loop operation. These recorded values are then used to update calibration information that the vehicle system uses as default values. | 11-24-2011 |
20120259533 | VEHICLE CALIBRATION USING DATA COLLECTED DURING NORMAL OPERATING CONDITIONS - Systems and methods for optimizing the performance of a vehicle under normal operating conditions. A vehicle system adjusts one or more vehicle operating parameters in a closed-loop in response to data received from sensors. A portable vehicle communication interface module is selectively attached to the vehicle without inhibiting normal operation of the vehicle. When connected to the vehicle, the vehicle communication interface module records the adjustments made by the vehicle system in closed-loop operation. These recorded values are then used to update calibration information that the vehicle system uses as default values. | 10-11-2012 |
Rick Simpson, Lasalle, MI US
Patent application number | Description | Published |
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20110309166 | Electromagnetically Controlled Injector Having Flux Bridge And Flux Break - An injector for injecting a reagent includes an axially translatable valve member positioned within a housing. An electromagnet is positioned within the housing and includes a cylindrically-shaped coil of wire. The valve member moves between a seated position and an unseated position in response to energizing the electromagnet. A flux sleeve passes through the coil and includes two magnetic portions interconnected by a non-magnetic portion. Each of the magnetic portions is aligned with transverse planes defined by the ends of the cylindrical coil. The non-magnetic portion is axially positioned between the transverse planes. | 12-22-2011 |
20130292498 | Reagent Injector - An injector for injecting a reagent into an exhaust stream includes an outer tube extending through an electromagnet and surrounding an inner tube. A first end of the inner tube is sealingly fixed to an inner surface of the outer tube. A guide member and an orifice plate are each sealingly fixed to the inner surface of the outer tube. A second end of the inner tube is aligned by the guide member. A moveable valve member includes a pintle head guided by the inner surface of the outer tube to align the valve member with an orifice extending through the orifice plate. | 11-07-2013 |
20150152765 | Reagent Injector - An injector for injecting a reagent into an exhaust stream includes an outer tube extending through an electromagnet and surrounding an inner tube. A first end of the inner tube is sealingly fixed to an inner surface of the outer tube. A guide member and an orifice plate are each sealingly fixed to the inner surface of the outer tube. A second end of the inner tube is aligned by the guide member. A moveable valve member includes a pintle head guided by the inner surface of the outer tube to align the valve member with an orifice extending through the orifice plate. | 06-04-2015 |
20150176461 | ELECTROMAGNETICALLY CONTROLLED INJECTOR HAVING FLUX BRIDGE AND FLUX BREAK - An injector for injecting a reagent includes an axially translatable valve member positioned within a housing. An electromagnet is positioned within the housing and includes a cylindrically-shaped coil of wire. The valve member moves between a seated position and an unseated position in response to energizing the electromagnet. A flux sleeve passes through the coil and includes two magnetic portions interconnected by a flux bridge portion or a flux break portion. Each of the magnetic portions is aligned with transverse planes defined by the ends of the cylindrical coil. The flux bridge portion or flux break portion is axially positioned between the transverse planes. | 06-25-2015 |
Rick Simpson, La Salle, MI US
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20110266370 | PRESSURE SWIRL FLOW INJECTOR WITH REDUCED FLOW VARIABILITY AND RETURN FLOW - A reagent injector with a cartridge design has a body with a reagent inlet, outlet, and a swirl chamber, which has an exit orifice that may be covered and uncovered by a solid, movable pintle. Reagent flows through the injector when the exit orifice is covered and uncovered to cool the injector. An insulator may be disposed between the injector body and a mounting flange connectable to an exhaust system. A flow path ensures cooling of an electromagnetic actuator. Reagent may bypass an orifice swirl chamber when the pintle blocks the exit orifice. Fluid may flow between an outside diameter of a pole piece and an inside diameter of an electromagnetic actuator, through an orifice chamber and return through a central bore housing a solid pintle, around which fluid may flow. Different inner injector body passages may direct fluid into an orifice distribution chamber and out to the solid pintle. | 11-03-2011 |
Rick J. Simpson, La Salle, MI US
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20150247544 | DAMPER WITH INTEGRATED ELECTRONICS - A bumper cap assembly for an electrically adjustable hydraulic shock absorber. The bumper cap assembly includes a printed circuit board assembly and a bumper cap. The printed circuit board assembly includes power drive electronics and is electrically coupled to the shock absorber. The bumper cap defined a gap, wherein the printed circuit board assembly is housed within the gap. | 09-03-2015 |
Robert C. Simpson, Fenton, MI US
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20110114573 | Devices and Methods for Removing Contaminants and Other Elements, Compounds, and Species from Fluids - Embodiments of the present invention provide filtration media that includes graphene powder, compositions including the media, filtration devices for use with the media, and methods for using the filtration media and compositions to remove unwanted contaminants and/or other elements, compounds, and species from fluids. | 05-19-2011 |
Robert U. Simpson, Ann Arbor, MI US
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20090325910 | COMPOSITIONS AND METHODS FOR TRANQUILIZING HEART MUSCLE - A pharmaceutical composition for tranquilizing cardiomyocytes present in heart muscle in a subject diagnosed with a cardiac overload disease comprises a therapeutically effective amount of a Vitamin D | 12-31-2009 |
20100190187 | Screening Assays for Antagonists and Analyses of Cardiac Hypertrophy - Various embodiments of the present invention provide methods for screening for candidate heart failure compounds employing screening assays effective in identifying agonists or antagonists or ligands of vitamin D receptor mediated pathways implicated in heart failure. Methods are provided for the screening of test compounds that can specifically bind to the vitamin D receptor. Methods for screening for a test compound which modulates the activity of a VDR for the treatment of heart failure, wherein the method comprises: (a) contacting a test compound with VDR in a reaction mixture, wherein the reaction mixture conditions permits the test compound to bind to a VDR, including membrane VDR and nuclear VDR. The binding between the test compound and the VDR is compared to a reference such as Vitamin D3. The modulation of biomarkers after a test compound has bound and activated a VDR are also measured and compared to samples in the absence of test compound. | 07-29-2010 |
20140187521 | AMELIORATION OF INTESTINAL FIBROSIS AND TREATMENT OF CROHN'S DISEASE - Methods of treating patients with inflammatory bowel disease, intestinal fibrosis, or Crohn's disease involve administering a therapeutic amount of CARD-024 or related compound. | 07-03-2014 |
Sean Simpson, Troy, MI US
Patent application number | Description | Published |
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20100236357 | TRANSMISSION GEAR TRAIN BAFFLE - A transmission includes a transmission case, a rotatable component disposed within the transmission case, and a sump disposed below the rotatable component for storing a hydraulic fluid. A gear train baffle is disposed between the rotatable component and the transmission case. The baffle includes an outer surface, an inner surface defining a cavity that substantially encircles the rotatable component, and a plurality of tabs disposed radially outward from the outer surface. The plurality of tabs are in contact with the transmission case to prevent the baffle from rotating. A plurality of openings are located at a bottom portion of the baffle. The plurality of openings extend through the baffle between the inner surface and the outer surface. The hydraulic fluid from the rotatable component collects on the inner surface of the baffle and is directed out of the cavity through the plurality of openings into the sump. | 09-23-2010 |
Sean Michael Simpson, Troy, MI US
Patent application number | Description | Published |
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20120130603 | SYSTEM AND METHOD FOR CONTROLLING A TRANSMISSION OF A HUMAN-POWERED VEHICLE - This system creates a virtual image of the user's entire operating environment using a combination of hub speed, crank speed, inclination, and acceleration measurements. With this information, the system is able to understand the output torque and speed, and through control of the transmission, change the “gear ratio” to achieve a more desired operating condition based on the individual user's preferences. In addition, this system is designed to also work with a continuously variable transmission to avoid the shortfall of the state of the art systems, which can only get within a wide range of the optimal cadence because of the fixed ratios of a derailleur system. | 05-24-2012 |
Stephen J. Simpson, Grand Rapids, MI US
Patent application number | Description | Published |
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20120062006 | Tension mechanism for a weight-responsive chair - A weight-responsive chair is provided which has a weight-activated mechanism that resists rearward tilting of a chair back upright while also effecting lifting of a rear portion of the seat to counteract the rearward tilt forces. The weight-activated mechanism includes a spring package connected between the chair frame and back upright which provides for ready mounting of same to the chair frame. Further, the rear seat portion is connected in lifting engagement with the upright but also includes independent suspension for the center of the rear seat portion to allow for independent movement and flexing thereof to improve comfort for the chair occupant. | 03-15-2012 |
Steve Simpson, Grand Rapids, MI US
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20110140497 | Armrest for a chair - An armrest for a chair is provided which has an improved anti-rotation and mechanical connection between an armrest body and a frame tube of the chair. The end of the frame tube is mechanically deformed or is shaped so as to have a non-circular profile with a central opening defined by inwardly projecting arcuate surfaces of the frame tube. The armrest includes a cooperating, non-circular socket which fits onto the frame tube wherein a suitable fastener is threaded downwardly into direct, self-threading engagement with an upper opening formed in the end of the frame tube. | 06-16-2011 |
William R. Simpson, Saline, MI US
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20080227597 | Torque converter impeller clutch control - A system for controlling a torque converter of an automatic transmission driven by a power source, the system including a torque converter an impeller, a turbine driveably connected to a transmission input and able to be driven hydrokinetically by the impeller, a stator, an impeller clutch for alternately engaging and disengaging a drive connection between the impeller and the power source, a source of converter charge pressure communicating with the impeller clutch, a source of converter discharge pressure communicating with the impeller clutch, a magnitude of differential force due to charge pressure and discharge pressure across the impeller clutch alternately producing operating multiple operating states of the impeller clutch, and a orifice having a variable fluid flow area for changing a magnitude of converter discharge pressure. | 09-18-2008 |
20080271966 | Using inferred torque converter impeller speed to control an impeller clutch - A method for controlling an impeller clutch of a torque converter includes determining a function relating a K-factor of the torque, determining a current engine torque, determining a desired impeller clutch slip, using the function determine the actual impeller speed and thus actual clutch slip, and adjusting the operating state of the impeller clutch to produce the desired impeller clutch slip. | 11-06-2008 |
20090020384 | Hydraulic supply system for torque converter impeller clutch - A hydraulic system for supplying fluid to a torque converter of an automatic transmission for a vehicle driven by a power source includes a torque converter including an impeller, a turbine, and an impeller clutch for alternately engaging and disengaging a drive connection between the impeller and the power source, a hydraulic control system producing line pressure and converter charge pressure that communicates with the impeller clutch, a discharge line communicating with the impeller clutch and through which hydraulic fluid discharges from the torque converter at a discharge pressure similar to the first pressure, thereby minimizing a pressure differential across the impeller clutch tending to disengage the impeller clutch, and an oil cooler to which fluid is supplied from at least one of the source of line pressure and the converter discharge line and from which fluid returns to the control system. | 01-22-2009 |