Patent ID: 8172312

Claim:
An excavator cab with an improved field of view comprising: a front end having a front observation window facing a working part; a first side window in a first side wall extending rearwardly from the front observation window; a second side window in a second side wall extending rearwardly from the front observation window; a cab floor; an operator seat mounted relative to the cab floor rearward of the front observation window, adjacent to the first side window, positioned to provide a clear line of sight through the front observation window for a person sitting in the operator seat operating the excavator; a trainer seat mounted relative to the cab floor rearward of the front observation window, adjacent to the second side window, positioned to provide a clear line of sight through the front observation window for a person sitting in the trainer seat; and a trainee seat mounted rearward of the operator seat, adjacent to the first side wall, at a height above the operator seat, positioned to provide a clear line of sight for a person seated in the trainee seat through the front observation window and first side window as viewed by the operator.