Excavating tooth

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5469648
SERIAL NO

08291711

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An excavating tooth for use on a wide variety of excavating equipment is comprised of a point, an adapter and a sandwich lock pin. The pin includes a rigid casing and a plurality of independently depressible protrusions. One of the protrusions resiliently engages a face defined on the nose of the adapter to tighten the connection of the point on the nose. One other of the protrusions extends into an opening defined by the point to secure the lock pin to the point. With respect to an external locking tooth, the opening defined in the point includes a pair of bosses which define a reduced portion of the opening. The reduced portion matingly receives and holds the ends of the rigid casing of the pin. The independent locking of the pin and the mating receipt of the casing in the point opening reduces the likelihood of pin loss due to overloading of the elastomeric material, wearing of the components or jacking forces.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
ESCO CORPORATION2141 N W 25TH AVENUE PORTLAND OR 97210

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bingham, Ian R Beaverton, OR 2 81
Emrich, Robert K Tigard, OR 16 1282
Jones, Larren F Aloha, OR 23 1705

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