American Capital Strategies, Ltd. (Bethesda, MD), has funded a buyout by Fulton Bellows & Components, Inc. (Knoxville, TN), with a total investment of $24.5 million. Fulton Bellows is a new corporation that purchased several operating divisions and product lines of Robertshaw Controls Co., a subsidiary of Invensys, PLC. The new company will have the right to use the Robertshaw name for three years.