Retractable writing instrument
First Claim
Patent Images
1. A retractable writing instrument having a marking component for marking a writable surface, comprising:
- a first instrument end and a second instrument end, the first instrument end adapted to receive a first portion of the marking component;
a barrel for housing at least a second portion of the marking component, the barrel positioned between the first instrument end and the second instrument end;
the barrel further comprising a slider portion proximate the second instrument end;
an extension/retraction mechanism housed in the barrel and operably connected to the marking component;
an internal magnet adapted to operate the extension/retraction mechanism and positioned for operating movement along a length of the slider portion for extending and retracting a portion of the marking component through the first instrument end; and
a slidable magnetic ring having an inner diameter for receiving the slider portion and adapted to magnetically cooperate with the internal magnet.
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Abstract
A retractable writing instrument has a marking component for marking a writable surface. A barrel houses at a portion of the marking component, as well as an extension/retraction mechanism. The barrel has a slider portion. An internal magnet is adapted to operate the extension/retraction mechanism and positioned for operating movement along a length of the slider portion for extending and retracting a portion of the marking component. A slidable magnetic ring has an inner diameter for receiving the slider portion and is adapted to magnetically cooperate with the internal magnet.
18 Citations
20 Claims
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1. A retractable writing instrument having a marking component for marking a writable surface, comprising:
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a first instrument end and a second instrument end, the first instrument end adapted to receive a first portion of the marking component; a barrel for housing at least a second portion of the marking component, the barrel positioned between the first instrument end and the second instrument end; the barrel further comprising a slider portion proximate the second instrument end; an extension/retraction mechanism housed in the barrel and operably connected to the marking component; an internal magnet adapted to operate the extension/retraction mechanism and positioned for operating movement along a length of the slider portion for extending and retracting a portion of the marking component through the first instrument end; and a slidable magnetic ring having an inner diameter for receiving the slider portion and adapted to magnetically cooperate with the internal magnet. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification