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Robert W Steingass, David E Kim, William I Thompson: Disc for moving slide valve. Task Force Tips, McDermott Will & Emery, March 27, 2007: US07195181 (26 worldwide citation)

The invention is an improvement in a disc and a handle for the receiver section of a fire fighting nozzle. Together, this disc and handle facilitate the opening and closing of a fire nozzle assembly, for permitting and preventing, respectively, the discharge of fire extinguishing fluids from that no ...


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William I Thompson, Mark F Welter, Dean L Jodry: Locking mechanism for an elevator car door. Schlindler Haughton Elevator, Fraser Barker Purdue & Clemens, January 1, 1985: US04491200 (9 worldwide citation)

An apparatus for preventing the car door section of an elevator car from being opened when the elevator car is not located at an authorized landing zone in the elevator shaft. A car door locking device includes a locking mechanism connected to and movable with the car door section. The locking mecha ...


3
Lawrence V Birney, Thomas A Keller, William I Thompson, Dean L Jodry, Richard A Stewart: Handrail drive system conversion. Inventio, Greenblum & Bernstein, June 17, 1997: US05638937 (7 worldwide citation)

In a factory prefabricated drive system conversion unit for the handrail of an existing escalator, the drive system conversion unit includes a channel member adapted to be fixedly connected to an existing escalator structure, with a rotatable friction wheel being mounted between the channels and dri ...


4
Robert W Steingass, David E Kim, William I Thompson: Disc for moving slide valve. Daniel N Christus Esq, Wallenstein Wagner & Rockey, June 23, 2005: US20050133636-A1

The invention is an improvement in a disc and a handle for the receiver section of a fire fighting nozzle. Together, this disc and handle facilitate the opening and closing of a fire nozzle assembly, for permitting and preventing, respectively, the discharge of fire extinguishing fluids from that no ...


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