美国威猛制造公司(以下简称“威猛”)是一家集生产、研制、开发于一体的世界著名的专业制造商。它位于世界农业机械的发源地——美国爱荷华州的培拉市。威猛是由一个仅有 223 m2的小厂建立起来的。1948年,威猛的创始人Gary Vermeer发明了历史上第一台改良的敞篷车,由于市场对该产品的大量需求,使威猛得到迅速发展。1951年,威猛研制生产了第一台有动力输出轴的开沟机;随后又推出了有动力输出轴的锤磨机和脱粒机。经过不断改进和更新,如今威猛已形成了一整套的开沟机 American mighty manufacturing company (hereinafter referred to as “mighty”) is a production, research and development in one of the world’s leading professional manufacturer. It is located in the birthplace of the world’s agricultural machinery - Pera Iowa. The mighty was established by a small factory of only 223 m2. In 1948, mighty founder Gary Vermeer invented the first ever-improved convertible in history and the mighty was rapidly growing as a result of the huge demand in the market. In 1951, the company developed and produced the first trencher with a PTO shaft; subsequently, it introduced a hammer mill and a thresher with a PTO shaft. After continuous improvement and updating, WITTMANN has formed a complete set of ditching machines