McHugh; Thomas M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for McHugh; Thomas M..The latest application filed is for "triac drive for three-phase line-powered linear induction motor elevator door operator".
- McHugh; Thomas M. - Farmington CT
- McHugh; Thomas M. - Manchester CT
| Patent | Date |
|---|---|
| Triac drive for three-phase line-powered linear induction motor elevator door operator Grant 5,808,246 - Peruggi , et al. September 15, 1 | 1998-09-15 |
| Time-optimal control of an AC line-driven linear motor elevator door operator Grant 5,682,023 - McHugh , et al. October 28, 1 | 1997-10-28 |
| Linear induction motor door drive assembly for elevators Grant 5,612,518 - Jaminet , et al. March 18, 1 | 1997-03-18 |
| Maintaining open loop current drive to linear induction motor Grant 5,503,248 - Peruggi , et al. April 2, 1 | 1996-04-02 |
| Smooth and quiet linear induction motor elevator door operation Grant 5,495,918 - Peruggi , et al. March 5, 1 | 1996-03-05 |
| Cammed wedge elevator car door coupling Grant 5,435,415 - Kulak , et al. July 25, 1 | 1995-07-25 |
| Method and apparatus for controlling fuel injection timing in a compression ignition engine Grant 4,463,729 - Bullis , et al. August 7, 1 | 1984-08-07 |
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