Low Voltage Arc Head Vacuum Welding

	Marshall Space Flight Center 1990 Phase II Low Voltage Arc Head Vacuum Welding Electric Propulsion Laboratory, Inc. Monument, CO
INNOVATION Development of a hollow cathode arc head optimized for low voltage vacuum welding at minimal gas flow rates and requiring no coolant	Hollow Cathode Plasma Electron Emitters Optional Powerpoint file
ACCOMPLISHMENTS Minimized arc head size, mass and complexity to facilitate future automated and manual space application Demonstrated vacuum welds on aluminum
COMMERCIALIZATION Electric Propulsion Laboratory has developed a high current hollow cathode plasma electron emitter Sales of approximately $50,000 have been generated in the past twelve months to ten commercial and government laboratories	GOVERNMENT/SCIENCE APPLICATIONS Commercial applications exist in ion beam processing, ion beam neutralization, and magnetron operation enhancement NASA applications are in space vacuum welding
For more information about this firm, please send e-mail to company representative Return to NASA SBIR Success Listings	Curator: SBIR Support