1
Christopher J Cronin, Michael Z Creech, Dieter Seidel: Overrunning clutch with spring energized cage centering device. Dana Corporation, Rader Fishman & Grauer PLLC, December 14, 1999: US06000512 (13 worldwide citation)

The present invention is directed to a spring energized cage centering device for a bi-directional overrunning clutch. The clutch includes an inner race, an outer race, and a cage disposed between them. A biasing member is disposed between a cavity formed in the outer periphery of the inner race and ...


2
Michael Z Creech: Sprag family. Dana Corporation, Rader Fishman & Grauer PLLC, August 29, 2000: US06109409 (3 worldwide citation)

A family of one-way sprag clutches is disclosed. Each clutch includes concentric inner and outer races, each defining a bearing diameter and a sprag diameter. In a first embodiment, outer race bearing and sprag diameters are equal, while in a second embodiment, inner race bearing and sprag diameters ...


3
Perry M Paielli, Michael Z Creech: Differential carrier electronics package. Dana Automotive Systems Group, Marshall & Melhorn, May 10, 2016: US09334950 (2 worldwide citation)

A differential carrier electronic package has a package housing that is made of upper and lower portions that are sealed together, where the upper portion has high thermal conductive properties and the lower portion has low thermal conductive properties. The upper and lower portions are in thermal c ...


4
Michael Z Creech: Formlock shoes with flats. Dana Corporation, Rader Fishman & Grauer PLLC, February 2, 1999: US05865284 (1 worldwide citation)

A bi-directional back stopping clutch having improved output pins connecting between brake shoes and an output member. During driving, the output pins transfer torque to the output member. When a sufficient back driving force is applied to the output member, the output pin is skewed to move the brak ...


5
Michael Z Creech, Marcus W Schmidt: Active oil management system for axles. Dana Heavy Vehicle Systems, Marshall & Melhorn, January 29, 2019: US10190673

An apparatus for regulating lubricant having a carrier housing including a lubricant sump. A ring gear disposed within the carrier housing, wherein the ring gear is partially disposed in the lubricant sump. A lubricant catch is disposed in the carrier housing, and a reservoir is disposed outside of ...


6
Perry M Paielli, Michael Z Creech: Modular electronic differential control system. Dana Automotive Systems Group, Marshall & Melhorn, October 3, 2017: US09777819

A modular electronic control system for a differential is described. Such a control system can contain an actuator and sensor in the differential casing and a connection between these elements in the differential casing and a controller outside the differential. The controller can be in the form of ...


7
Peter A Beesley, Randy L Sommer, Kenneth E Cooper, Anne M Mitzel, Michael Z Creech: Electromagnetic connect/disconnect system for a vehicle. Dana Automotive Systems Group, Marshall & Melhorn, August 23, 2016: US09422988

An electromagnetic connect/disconnect system with an electromagnet including a coil and a coil housing. The system also including a slide ring located between the coil housing and a sliding collar. The slide ring has a radially outer surface and a radially inner surface. The sliding collar has a fir ...


8
Anne M Mitzel, Michael Z Creech: Non-contact sensor for electromagnetic actuator assembly for a locking assembly. Dana Automotive Systems Group, Marshall & Melhorn, May 22, 2018: US09976877

The present invention relates to sensing engaged/disengaged modes of an electromagnetic actuator assembly, such as can be used in a locking differential or other locking gearset. Described herein is a sensor for sensing such engagement/disengagement and methods of using such a sensor. The sensor has ...


9
Scott V Anderson, Michael Z Creech: Gear shift mechanism. Dana Automotive Systems Group, Marshall & Melhorn, July 5, 2016: US09383008

A shifting mechanism has a shift fork. The shift fork has upper and lower arms connected by an upright portion. The upright portion defines a pivot axis for the fork. The mechanism also has a clutch collar that is connected to the shift fork. The shift fork is connected to gearing and a motor to piv ...


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