Title:
COPY BOARD FREELY VARYING BOARD SURFACE SIZE
Document Type and Number:
Japanese Patent JPH106689
Kind Code:
A
Abstract:
To vary a board size corresponding to the installation environment by a method wherein a board surface for writing a character is divided into two or more pieces, and the two or more divided board surfaces are seamed corresponding to a time of using and a height of the board surface is varied.
A copy board is constituted of an upper board surface 1a, a middle board surface 1b and a lower board surface 1c. The three boards of the upper board surface 1a, the middle board surface 1b and the lower board surface 1c can be seamed or disengaged if necessary and used as a plate surface 1, whereby a copy board size can be varied freely. Then, a degree of freedom of installing the copy board is increased and easy to move.
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| JPH11139085 | ELECTRONIC WHITE BOARD |
Inventors:
TAKAHASHI JINICHI
Application Number:
JP16594796A
Publication Date:
January 13, 1998
Filing Date:
June 26, 1996
Export Citation:
Assignee:
NEC YONEZAWA LTD
International Classes:
B43L1/04; A47B97/04; H04N1/00; (IPC1-7): B43L1/04; A47B97/04; H04N1/00
Attorney, Agent or Firm:
Naoki Kyomoto (2 outside)
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