Integral beaded stylus wire and method of making same

US4256948A · kind A · utility

Assignee

• Data Products Corporation · US

Inventors

• Peter Wolf · Wiesbaden, DE
• Boyd E. Slade · Sunnyvale, US

Key dates

• Filing date: Dec 15, 1978
• Grant date: Mar 17, 1981
• Expiry date: Dec 15, 1998

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B23K2101/32
• WIPO field: Machine tools
• WIPO sector: Mechanical engineering

Abstract

A stylus wire for use in a matrix printhead includes a thin elongated wire with an integral sphere-like head formed at one end. Also disclosed is a method of forming the sphere-like head using a laser or other device to apply high localized heat to the wire end sufficient to form said sphere-like head.