WRITING INSTRUMENTS
An ink writing instrument comprising a body extending along an axis and having a first end, the first end being provided with a writing tip and with an eraser, the eraser is movable along the axis with regard to the body, a helical-cam propelling mechanism being configured to move the eraser along t...
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Main Author | |
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Format | Patent |
Language | English |
Published |
12.09.2024
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Subjects | |
Online Access | Get full text |
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Summary: | An ink writing instrument comprising a body extending along an axis and having a first end, the first end being provided with a writing tip and with an eraser, the eraser is movable along the axis with regard to the body, a helical-cam propelling mechanism being configured to move the eraser along the axis between a retracted position and a protruded position, the helical-cam propelling mechanism comprising a helical cam radially protruding from one of the eraser and the body, and two cam followers arranged on the other of the eraser and the body, the two cam followers axially sandwiching the helical cam at least when the eraser is moved between the retracted position and the protruded position. |
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Bibliography: | Application Number: US202118254725 |