Title:
イレーザー
Document Type and Number:
Japanese Patent JP7064232
Kind Code:
B2
Abstract:
To provide an eraser capable of completely erasing characters displayed on a surface of a microcapsule magnetophoretic display sheet.SOLUTION: An eraser comprises a case 1 to be held by a user, and a roller 2 which is rotatably attached to a recess formed on a bottom face of the case 1 and has a magnet embedded therein. Such an arrangement allows for altering magnetic field lines acting on microcapsules without using a battery and thus completely erasing characters displayed on a surface of a microcapsule magnetophoretic display sheet.SELECTED DRAWING: Figure 1
Inventors:
Youichi Nakamura
Application Number:
JP2017250415A
Publication Date:
May 10, 2022
Filing Date:
December 27, 2017
Export Citation:
Assignee:
Plus Corporation
International Classes:
G02F1/1673; B43L1/00; B43L19/00
Domestic Patent References:
| JP2003175696A | ||||
| JP8207496A | ||||
| JP8324184A | ||||
| JP6213886B1 | ||||
| JP4103863U | ||||
| JP3119290U | ||||
| JP60130488U | ||||
| JP738942Y2 | ||||
| JP201972908A |
Foreign References:
| US20040136046 | ||||
| CN204586232U | ||||
| WO2016133949A1 | ||||
| US20090078484 | ||||
| US20170036349 |
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