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Patent applications and USPTO patent grants for McElhenny; Stuart W..The latest application filed is for "regenerative braking protection for an electrically-propelled traction vehicle".
Patent | Date |
---|---|
Regenerative braking protection for an electrically-propelled traction vehicle Grant 5,331,261 - Brown , et al. July 19, 1 | 1994-07-19 |
Protective circuit for a separately excited d-c motor Grant 4,568,996 - McElhenny February 4, 1 | 1986-02-04 |
Electric propulsion system for traction vehicles with automatic retard speed regulation Grant 4,495,449 - Black , et al. January 22, 1 | 1985-01-22 |
Automatic train operation with position stop and velocity control Grant 4,302,811 - McElhenny November 24, 1 | 1981-11-24 |
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