Exhibit 99.1 [GORMAN-RUPP LOGO] NEWS RELEASE The Gorman-Rupp Company 305 Bowman Street P.O. Box 1217 Mansfield, Ohio 44901 Telephone 419-755-1011 Fax 419-755-1233 - -------------------------------------------------------------------------------- GORMAN-RUPP ACQUIRES PUMP COMPANY Mansfield, Ohio -- February 27, 2002 -- The Gorman-Rupp Company announced the acquisition of American Machine and Tool Company, Inc. ("AMT"), of Royersford, Pennsylvania. AMT is a manufacturer of off-the-shelf industrial centrifugal pumps. The products are marketed principally through third-party distributor catalogs. The Gorman-Rupp Company is a manufacturer of pumps and related equipment for water, wastewater, construction, industrial, petroleum, original equipment, agricultural, fire and government applications. Robert E. Kirkendall Corporate Secretary The Gorman-Rupp Company Telephone (419) 755-1294 EMAIL robertk@gormanrupp.com American Stock Exchange Symbol (GRC)