Patent Number: 7,131,724

Title: Cartridge for an electronic pen

Abstract: A cartridge for a pen has an electronically controllable marking device, such as an ink jet printhead, for marking a visible path on a surface, a non marking stylus nib that in use contacts the surface with the marking device directed toward or contacting the surface The cartridge includes an on/off switch that turns the marking device on and off. Movement of the stylus nib or application of more than a predetermined compressive force to the stylus nib turns on the on/off switch and so causes the marking device to be turned on, so marking a path on the surface.

Inventors: King; Tobin Allen (Balmain, AU), Silverbrook; Kia (Balmain, AU)

Assignee: Silverbrook Research Pty Ltd

International Classification: B41J 3/36 (20060101); B41J 2/165 (20060101)

Expiration Date: 2019-11-07 0:00:00