US 11,078,643 B1Granted

Malleable excavation attachment device

OwnerDavid Dollarinventor

Life of this patent

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Abstract

An excavation attachment device includes a pair of elongated malleable members that are positioned between a rigid top plate and a rigid bottom plate. Each of the malleable members being constructed from rubber and include a forward edge that extends outward beyond the forward edges of the top and bottom plates. A gap is provided between the malleable members for receiving the forks of an excavator bucket. A mounting bracket is positioned along the back edge of the top plate and includes a first set of openings for receiving connectors to selectively engage the bottom wall of an excavator bucket. The mounting bracket also including a pair of protrusions along each end having a second set of openings for receiving connectors to selectively engage the side walls of the excavator bucket.

Claims10

Dependent claims

An excavation attachment device, comprising:

a top plate having a forward edge, a back edge, a bottom surface;
a pair of malleable members, each having a top surface, a bottom surface and a forward edge;
a bottom plate having a forward edge, a back edge, and a top surface;
a mounting bracket that is positioned along one of the top plate or the bottom plate, said mounting bracket including functionality for engaging an excavator bucket;
and
an adjustable gap that is located between the pair of malleable members, said adjustable gap including a shape and a size that is configured to receive a plurality of forks extending outward from the excavator bucket,
wherein the pair of malleable members are positioned between the bottom surface of the top plate and the top surface of the bottom plate, and
the forward edge of each of the pair of malleable members extend outward beyond the forward edge of the bottom plate and the forward edge of the top plate.

5 more elements

Dependencies are inferred from the claim text.

Facts

Application: 17/140,563Filed 4 Jan 2021 · us provisional application
Priority: 26 Mar 2020
Granted: 3 Aug 2021
Term ends: Not estimatedThe source records don’t support an estimate.

Classification6 codes

E02F 3/40
Component parts: dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
E02F 3/401
Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets: buckets or forks comprising, for…
E02F 3/962
With arrangements for alternate or simultaneous use of different digging elements: mounting of implements directly on tools already attached to…
E02F 9/245
Safety devices , e.g. for preventing overload: for preventing damage to underground objects during excavation, e.g. indicating buried pipes or the…

Family

Application63/000,144Us provisional application · filed 26 Mar 2020
US 11,078,643 B1This patent

From the US filing history. Foreign family members aren’t listed.

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