Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Hard gasket for retrofit installation on hopper outlet/hopper gasket outlet

Hard gasket for retrofit installation on hopper outlet/hopper gasket outlet

US Patent 4884723 · Granted Dec 5, 1989

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Gravity outlet1996
Gravity outlet latching mechanism1995
Gasket for use on a railway hopper car outlet1994
Pneumatic outlet for railcars1993
Pneumatic outlet1993
End adapter for railcar pneumatic outlet1993
Welding method for pneumatic outlet bottom cover assembly1993
Covered hopper railway car with drop bottom doors and substantially vertical out1991
Low profile pneumatic outlet1991
Hatch arrangement for covered hopper cars1990
Internal drainage system for hollow member structural assembly and method1989
Gasket for hopper outlet1988