Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Mechanism for selectively operating hopper doors of a railroad car

Mechanism for selectively operating hopper doors of a railroad car

US Patent 7389732 · Granted Jun 24, 2008

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Longitudinal door operating mechanism2024
Automatic hatch cover for a container and methods of operation thereof2022
Actuating system for transverse doors of railroad hopper car2020
Systems, aircrafts and methods for drone detection and collision avoidance2020
Method for actuating discharge doors of railroad hopper cars2018
Railroad hopper car with bottom discharge doors having angled seals and actuatin2018
Railroad hopper car transverse door actuating mechanism2009
Door position indicating mechanism for a railcar2008
Railroad hopper car transverse door actuating mechanism2006
Railroad hopper car longitudinal door actuating mechanism2005
Manual railroad hopper car door actuating mechanism2005
Manual discharge door operating system for a hopper railcar2002