CN2158788Y - 简易粉笔套 - Google Patents
简易粉笔套 Download PDFInfo
- Publication number
- CN2158788Y CN2158788Y CN 93203677 CN93203677U CN2158788Y CN 2158788 Y CN2158788 Y CN 2158788Y CN 93203677 CN93203677 CN 93203677 CN 93203677 U CN93203677 U CN 93203677U CN 2158788 Y CN2158788 Y CN 2158788Y
- Authority
- CN
- China
- Prior art keywords
- chalk
- cover
- soft rubber
- hand
- rubber cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
一种能够保护用粉笔板书时手不致被弄脏的简
易粉笔套,它是一根比粉笔略长的软橡胶套,下端开
口,上端内顶点固连一枚短钉。将粉笔套入简易粉笔
套内,手握粉笔套下部板书,不致弄脏手。
Description
本实用新型涉及一种用粉笔板书不致弄脏手的简易粉笔套装置。
目前,公知的教师用粉笔板书的方式是,用手直接握住粉笔下端而在黑板上书写。但是,这样一节课完毕,教师往往满手粉笔灰尘,极不卫生。
本实用新型的目的是提供一种简易粉笔套,它能保护教师用粉笔板书时不致弄脏手。
本实用新型的目的是这样实现的:一根比粉笔略长的软橡胶套,其下端开口,上端内顶点固连一枚短钉。用粉笔板书时,先把粉笔套入简易粉笔套内,并使粉笔套上端内顶点固连的短钉将粉笔的顶部钉连起来,粉笔套下端露出一短截粉笔在外作为书写部分,手握粉笔套下部即可板书,这样就不会因直接握住粉笔而致弄脏手。当粉笔下部消耗掉后,轻按粉笔套上端,并将粉笔套下端略向上拉,则粉笔套下部的粉笔伸出少许;而粉笔套上端空余部分因短钉与粉笔钉连,不致松垂下来。从而达到保持手不被弄脏的目的。
由于采用上述方案,可以在用粉笔板书时不致弄脏手,结构简单。
下面结合附图和实施例对本实用新型进一步说明。
附图是简易粉笔套实施例主视图。
图中1.软橡胶套 2.短钉
在附图所示实施例中,软橡胶套(1)下端开口处弹性较大,且该处内径比粉笔最小处较小,中间部分内径可以比粉笔直径略大;软橡胶套(1)比粉笔略长,其上端内顶点粘连一枚短钉(2)。
Claims (1)
- 一种简易粉笔套,软橡胶套下端开口,其特征是:下端开口处弹性较大,且该处内径比粉笔最小处较小,软橡胶套比粉笔略长,其上端内顶点粘连一枚短钉。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 93203677 CN2158788Y (zh) | 1993-02-17 | 1993-02-17 | 简易粉笔套 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 93203677 CN2158788Y (zh) | 1993-02-17 | 1993-02-17 | 简易粉笔套 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2158788Y true CN2158788Y (zh) | 1994-03-16 |
Family
ID=33787471
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 93203677 Expired - Fee Related CN2158788Y (zh) | 1993-02-17 | 1993-02-17 | 简易粉笔套 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2158788Y (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103963514A (zh) * | 2014-04-21 | 2014-08-06 | 宋俊俊 | 便于失去大拇指的残疾人使用的粉笔夹持装置 |
-
1993
- 1993-02-17 CN CN 93203677 patent/CN2158788Y/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103963514A (zh) * | 2014-04-21 | 2014-08-06 | 宋俊俊 | 便于失去大拇指的残疾人使用的粉笔夹持装置 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN2158788Y (zh) | 简易粉笔套 | |
CN2471550Y (zh) | 防摔激光笔 | |
CN2485149Y (zh) | 可调橡皮的铅笔 | |
CN87203912U (zh) | 带吸盘的夹子 | |
CN2468747Y (zh) | 多用粉笔套 | |
CN213150083U (zh) | 一种基础课程教学用白板 | |
CN2837092Y (zh) | 粉笔套 | |
CN2247362Y (zh) | 磁碟机读写头清洁装置 | |
CN2573277Y (zh) | 气囊式黑板擦 | |
CN2709184Y (zh) | 多功能粉笔套 | |
CN2353553Y (zh) | 手指笔 | |
CN2145703Y (zh) | 软杆型书写笔 | |
CN2709183Y (zh) | 碳棒橡皮笔 | |
CN2263005Y (zh) | 铅笔延长套筒 | |
CN2193334Y (zh) | 塑料菌种袋口封 | |
CN2206726Y (zh) | 一种粉笔套 | |
CN2224725Y (zh) | 书写笔笔杆 | |
CN2504091Y (zh) | 伸缩式黑板擦 | |
CN2396982Y (zh) | 伸缩式粉笔套 | |
CN2318051Y (zh) | 一种黑板刷 | |
CN2573253Y (zh) | 卫生连刷粉笔套 | |
CN2310478Y (zh) | 防撞保护笔盒 | |
CN2239405Y (zh) | 带吸水材料的墨水瓶包装盒 | |
CN2174429Y (zh) | 耐用搪瓷盆 | |
CN2163751Y (zh) | 墨水瓶盖 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |