Novel blackboard
A novel blackboard belongs to the technical field of the blackboard subgroup of the group of writing or drawing boards capable of being repeatedly used or small flat boards in the writing or drawing auxiliary article subclass of office article writing or drawing article class in the print writing or...
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Main Author | |
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Format | Patent |
Language | Chinese English |
Published |
01.09.2010
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Subjects | |
Online Access | Get full text |
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Summary: | A novel blackboard belongs to the technical field of the blackboard subgroup of the group of writing or drawing boards capable of being repeatedly used or small flat boards in the writing or drawing auxiliary article subclass of office article writing or drawing article class in the print writing or drawing appliance branch of the operation transport department according to international patent classification (IPC) table. The utility model aims to achieve the purposes of realizing a slide washed blackboard automatically rotating. The blackboard consists of a frame, a blackboard cloth, a rotating shaft, an input shaft, a support plate, a handle, a base plate and a sponge. The utility model is characterized in that the whole blackboard cloth is sheathed on the outer surface of the rotating shaft, the center of the rotating shaft 3 is connected in the frame by the input shaft, the middle of the two sides of the frame is connected with the support plate, the handle is arranged at the lower part of the outer surfa |
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Bibliography: | Application Number: CN20092288290U |