Patent ID: 9649873
Date: 2017-05-16
CPC Classifications: B43K,F21L,F21V

Claim:
1. A writing instrument, comprising: a hollow cylindrical barrel with a longitudinal central axis of extension and a first segment that is connected to a second segment; a tip located at a first longitudinal end of the barrel on the first segment; a cap connected to the second segment that covers a second longitudinal end of the barrel, wherein the cap includes a clip; an ink cartridge with a writing end located inside the barrel and the tip for dispensing ink onto a writing surface; a battery; a light emitting device, which emits light onto the writing surface; a first actuator with a first rotably activated mechanism to extend and retract the writing end from and into the tip; a second actuator with a second rotably activated mechanism to activate or deactivate the light emitting device; wherein the connection between the first and second segment forms the second actuator, and the mechanism of activation involves rotating the first segment relative to the second segment; and wherein the mechanism of activation of the first actuator and the second actuator is circumferential to the longitudinal central axis of extension.