Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Tractor operated fifth wheel hitch stand diagonal strut linkage

Tractor operated fifth wheel hitch stand diagonal strut linkage

US Patent 4230431 · Granted Oct 28, 1980

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Apparatus and method for supporting a semi-trailer on a railcar2010
Retractable railcar hitch1991
Fluidizing outlet assembly including internal trough1986
Hand brake mechanism including force dividing assembly1983
Combination manual and automatic unlocking mechanism for trailer hitch head1983
Collapsible trailer hitch bumper block assembly1983
Collapsible trailer hitch bumper block assembly1983
Hitch head having jaws and lock block with cooperating tapered surfaces1983
Hitch head having interlocking jaw mechanism1982
Automatic air inlet and outlet valve assembly1980
Automatic air inlet and outlet valve assembly having upper chamber opening1980
Collapsible trailer hitch bumper block excessive impact protection assembly1980