Caterpillar Global Mining America LLC

Naveen Koka

Christopher Scott Larew

Christopher Larew

A fluid driven cylinder having an integrated fluid channel. The fluid driven cylinder including an extended bar with a first surface continuously contacting the hydraulic cylinder barrel and a hydraulic fluid passage extending into a fluid chamber of the cylinder formed inside the extended bar.

External fluid bar for fluid driven cylinder

A hydraulic cylinder apparatus. The apparatus includes a hydraulic cylinder barrel, a gland screwed into and bolted onto the hydraulic cylinder barrel, and a piston extending through the gland into the hydraulic cylinder barrel.

Secured gland for fluid-powered cylinder

A drill system, a machine, and a method of operating the same, are disclosed. In one aspect, a machine includes a machine frame coupled to at least one ground engaging element, a power source configured to generate a power output for driving the at least one ground engaging element, and a cabin structure coupled to the machine frame and having an overhead portion configured to provide overhead protection to an operator. The machine further including a boom coupled to the overhead portion of the cabin structure and a drill assembly moveably coupled to the boom.

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Oakdale, PA, United States of America

Naveen Koka