Backhoe The founder of the JCB company, Joseph Cyril Bamford, holds the honour of being the only non-American in the U.S. construction industry's hall of fame. The American company Hy-Dynamic, a division of Bucyrus-Erie, introduced the second purpose-built American-made backhoe loader in 1959, the Dynahoe Model A. It offered a 14,000 lb. operating weight, 14-foot dig depth, and was powered by either a 65 hp Continental flat-head "Red Seal" 6-cylinder gasoline engine, or starting in 1961, a Detroit Diesel 353 diesel engine. The gasoline engine was phased out in 1964, with only diesel-powered units produced from that point on. The company
Actor modeling This approach furthermore helps the users to define the requirements for the system. The approach of actor modeling is normally combined with the modeling of goals and tasks to give a better understanding of the situation the user is in. There are different modeling languages that support actor modeling; examples include i* and EEML. The central entity of the Actor modeling – the actor itself – can be any kind of entity that is performing action(s). It may for example be a person, a department, or an organization. The goal of actor modeling is to understand the actor better. To