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US 11,813,906 B2Granted
Apparatuses and locking elements including assist devices
AssigneeTruck Shields, LLC
InventorDennis H. Hancock
Life of this patent
Estimating the term…
Abstract
A pin assist device that eliminates the need to use a separate tool to insert and/or extract a cotter, or other fastening, pin. The pin assist device allows the user to easily insert or extract a pin in locations that are difficult to reach, in all types of weather and virtually all conditions. Related pin assist devices, hitch pins, and hitch pin assemblies are also disclosed.
Claims16
A retaining member, comprising:
- a pin;
- a locking element;
- a clamping portion biasing the pin against the locking element with a clamping force;
- and
- an assist device extending away from the locking element, the assist device comprising:
- an extraction end;
- and
- an insertion end molded to the locking element;
- wherein the extraction end forms a gripping feature and the assist device is configured to pull the pin away from the locking element when the gripping feature is pulled transversely to a major plane of the locking element to counteract the clamping force.
6 more elements
A lynch pin, comprising:
- a locking ring;
- a pin assist extending away from the locking ring, the pin assist comprising:
- an extraction feature;
- an insertion feature;
- and
- a planar middle section extending between the extraction feature and the insertion feature;
- a pin biased against the pin assist;
- and
- a clamping portion biasing the pin against the locking ring with a clamping force;
- wherein urging the extraction feature transversely to a major plane of the locking ring counteracts the clamping force.
7 more elements
A lynch pin, comprising:
- a locking ring;
- a pin assist extending away from the locking ring;
- a pin;
- and
- a clamping portion biasing the pin against the pin assist with a clamping force;
- wherein the pin assist comprises:
- an extraction feature;
- an insertion feature;
- and
- a planar middle section extending between the extraction feature and the insertion feature;
- and
- wherein urging the extraction feature transversely to a major plane of the locking ring counteracts the clamping force.
9 more elements
Dependencies are inferred from the claim text.