In December 1975, Hamilton Standard sold the Electron Beam Welding business to Leybold-Heraeus. Offices were opened in Enfield, CT in February 1976 and production began there in May 1976.
PTR Legacy Brand: Leybold
- Manufactured in the mid 1970's- the L-HVS/Enfield EBW (7.5) 52x36x40 unit. Leybold-Heraeus' continuation of the successful W2 product line.
- Manufactured in the late-70's was Leybolds' high voltage, partial vacuum, production gear welder for the automotive industry.
- Early 1980's L-HVS/Enfield EBW (7.5) 108x56x56 unit. A continuation of the 108" large chamber product line with tilting rotary headstock fixture.
- Manufactured in the mid-1980's, Leybolds' Large Steam Turbine Generator EB welding unit is one of the largest and most powerful (60 kW) EBW systems in the US.
- Leybold tube welder with circular chamber, 'roll up' style runout platform.
- Manufactured in the mid-1980's, Leybolds' internal mobile-gun EB welding system with 7 mechanical axes and CNC interpolated motion.
