Unlock instant, AI-driven research and patent intelligence for your innovation.

Strip-shaped blackboard eraser

A blackboard eraser and strip technology, applied in the field of blackboard erasers, can solve the problems of small erasing area and slow speed.

Inactive Publication Date: 2016-04-06
LAOHEKOU NO 8 PRIMARY SCHOOL
View PDF0 Cites 0 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The beneficial effects of the present invention are: through the above-mentioned arrangement, when in use, the handle can be held in hand, and the long strip-shaped eraser can erase a larger area of ​​the blackboard at one time, which solves the problem that the current small blackboard eraser has a small area and a slow speed. It is very suitable for the needs of current educational development

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Strip-shaped blackboard eraser

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0008] figure 1 As shown: an integral handle 2 is connected behind a strip-shaped blackboard eraser body 1 .

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The invention provides a strip-shaped blackboard eraser. An integral handle is connected to the back of the long-strip-shaped blackboard eraser. In this way, the long-strip-shaped blackboard eraser can be used for erasing a large area of blackboard at a time under the control of the handle and is beneficial to erasing chalk characters on the blackboard rapidly and conveniently.

Description

technical field [0001] The invention relates to a blackboard eraser, in particular to a strip-shaped blackboard eraser. Background technique [0002] All kinds of blackboard erasers in use now are hand-held and have a short rectangular structure. Although this kind of small-sized hand-held blackboard eraser is more convenient for hand-held use, it has the problem of slow speed due to the limited area of ​​each erasing. , which is extremely inconsistent with the rapidly developing educational requirements. Contents of the invention [0003] The invention provides a strip-shaped blackboard eraser, which can erase a large-area blackboard at one time, and is advantageous for quickly wiping the blackboard clean. [0004] The invention includes a handle of the blackboard eraser, and the adopted technical scheme is that: an integral handle is connected behind a strip-shaped blackboard eraser body. [0005] The beneficial effects of the present invention are: through the above-m...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
IPC IPC(8): B43L21/00
Inventor 赵仕杰
Owner LAOHEKOU NO 8 PRIMARY SCHOOL