Corey M Wells

US Patent:

20230061737, Mar 2, 2023

Filed:

Sep 2, 2021

Appl. No.:

17/464793

Inventors:

- Peoria IL, US
Eric T. Sinn - Tremont IL, US
Jason Grant Jura - Tremont IL, US
Corey Michael Wells - East Peoria IL, US

Assignee:

Caterpillar Inc. - Peoria IL

International Classification:

E02F 9/28

Abstract:

A base includes a male portion including a first projection, and a second projection facing in a diametrically opposed manner to the first projection. A stepped bore extends from the first projection to the second projection that has a large diameter portion that is at least partially formed by the first projection.

US Patent:

20230064464, Mar 2, 2023

Filed:

Sep 2, 2021

Appl. No.:

17/464838

Inventors:

- Peoria IL, US
Eric T. Sinn - Tremont IL, US
Jason Grant Jura - Tremont IL, US
Corey Michael Wells - East Peoria IL, US

Assignee:

Caterpillar Inc. - Peoria IL

International Classification:

E02F 9/28

Abstract:

A wear member includes a forward working portion that is disposed along its longitudinal axis including a closed end, and a rear attachment portion that is disposed along the longitudinal axis including an open end with an exterior surface, and an interior surface. The interior surface defines an interior counterbore with a major diameter, and a minor diameter. A ratio of the major diameter to the minor diameter ranges from 1.8 to 2.2.

US Patent:

20210095444, Apr 1, 2021

Filed:

Sep 30, 2019

Appl. No.:

16/587313

Inventors:

- Peoria IL, US
Eric T. Sinn - Tremont IL, US
Corey Michael Wells - Peoria IL, US
Jason Grant Jura - Peoria IL, US

Assignee:

Caterpillar Inc. - Peoria IL

International Classification:

E02F 9/28

Abstract:

An anti-tipping retainer has a lug receiving portion defining a lug receiving slot that extends partially through the lug receiving portion, forming a first sidewall, a second sidewall, and a catch surface connecting the first sidewall to the second sidewall. A drive portion has recess for turning the retainer. At least a first detent receiving surface is disposed on the outside of the lug receiving portion proximate to the first sidewall or the second sidewall. The drive portion further includes a tab that has a bearing surface extending between a first stop surface and a second stop surface.

US Patent:

20210047809, Feb 18, 2021

Filed:

Jul 15, 2020

Appl. No.:

16/929630

Inventors:

- Peoria IL, US
Eric T. Sinn - Tremont IL, US
Jason Grant Jura - Tremont IL, US
Corey Michael Wells - Peoria IL, US

Assignee:

Caterpillar Inc. - Peoria IL

International Classification:

E02F 9/28

Abstract:

A retainer sleeve includes an at least partially annular body defining an axis of rotation, a radial direction, and a circumferential direction. The body may also have a radially inner annular surface defining a radially inner aperture, and a first anti-rotation feature extending radially inwardly from the radially inner annular surface including a sloping ledge having a locking surface that faces at least partially in the circumferential direction and along a direction that is parallel to the axis of rotation, forming an oblique angle with the direction that is parallel to the axis of rotation.

US Patent:

20200378090, Dec 3, 2020

Filed:

Jun 3, 2019

Appl. No.:

16/430150

Inventors:

- Deerfield IL, US
Corey Wells - Peoria IL, US
Eric Sinn - Tremont IL, US
Doug Serrurier - Morton IL, US

Assignee:

Caterpillar Inc. - Deerfield IL

International Classification:

E02F 9/28

Abstract:

A retainer sleeve for use with a lock in a ground engaging tool. The retainer sleeve may include an outer skirt extending around a retainer axis, where the outer skirt may include an outer surface formed to mate with a lock cavity of the ground engaging tool. The retainer sleeve can further include an inner sleeve flexibly connected to the outer skirt via a lower bend. The inner skirt may be formed to rotatably receive an outer surface of the lock. The retainer sleeve may also include a detent projection extending radially inward from the inner skirt with respect to the retainer axis and formed to engage a detent recess of the lock to releasably hold the lock.