Caterpillar Inc.

Wolfgang R Seidel

Mark C Redden

Randy Johnson

Rafael R Dela Rosa

Rafael Dela Rosa

Windshield of a cab

Cab portion of a wheel loader

An ergonomic operator compartment access system may be deployed on a machine having an operator compartment. The ergonomic operator compartment access system may include a door to the operator compartment having an open position and a closed position and an actuator connected to the door for moving the operator compartment from a closed position to the open position. Additionally, the ergonomic operator compartment access system may include a plurality of vertically separated steps disposed on the machine beneath the door, and an operator input unit attached to the machine. The operator input unit may be disposed beneath the door and adjacent the plurality of vertically separated steps. The operator input unit may be configured to receive an input and cause the actuator to move the door from the closed position to the open position.

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Mapleton, IL, United States of America

Wolfgang R Seidel