CN102950942B - 双曲线仪器 - Google Patents
双曲线仪器 Download PDFInfo
- Publication number
- CN102950942B CN102950942B CN201210446493.2A CN201210446493A CN102950942B CN 102950942 B CN102950942 B CN 102950942B CN 201210446493 A CN201210446493 A CN 201210446493A CN 102950942 B CN102950942 B CN 102950942B
- Authority
- CN
- China
- Prior art keywords
- line
- wheel
- crossbeam
- stretcher
- pen cap
- 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.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 1
Landscapes
- Toys (AREA)
- Rehabilitation Tools (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210446493.2A CN102950942B (zh) | 2012-11-09 | 2012-11-09 | 双曲线仪器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210446493.2A CN102950942B (zh) | 2012-11-09 | 2012-11-09 | 双曲线仪器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102950942A CN102950942A (zh) | 2013-03-06 |
CN102950942B true CN102950942B (zh) | 2016-03-23 |
Family
ID=47760556
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210446493.2A Active CN102950942B (zh) | 2012-11-09 | 2012-11-09 | 双曲线仪器 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102950942B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102887018A (zh) * | 2012-11-11 | 2013-01-23 | 郑福建 | 双曲线规 |
CN107364260B (zh) * | 2017-07-20 | 2019-06-21 | 安徽鹰龙工业设计有限公司 | 一种作双曲线的工具规 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB176676A (en) * | 1921-03-18 | 1922-03-16 | Joseph Manning Ford | Improvements in or relating to apparatus for mechanical construction of curves |
GB282686A (en) * | 1926-12-22 | 1928-08-23 | Viktor Krakowski | Instrument for drawing curves of conic section |
CN2065987U (zh) * | 1989-01-31 | 1990-11-21 | 陈仁麟 | 万能曲线仪 |
CN2166971Y (zh) * | 1993-03-10 | 1994-06-01 | 孟庆炎 | 椭圆、双曲线教学两用规 |
CN1640685A (zh) * | 2004-01-15 | 2005-07-20 | 王维州 | 双曲线、抛物线划规 |
CN201189786Y (zh) * | 2008-05-13 | 2009-02-04 | 邹刘勇 | 双曲线规 |
CN201833764U (zh) * | 2010-08-04 | 2011-05-18 | 湖州师范学院 | 一种绘制双曲线的工具 |
CN202123849U (zh) * | 2011-06-16 | 2012-01-25 | 万龙兰 | 教学用多功能圆锥曲线绘图器 |
-
2012
- 2012-11-09 CN CN201210446493.2A patent/CN102950942B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB176676A (en) * | 1921-03-18 | 1922-03-16 | Joseph Manning Ford | Improvements in or relating to apparatus for mechanical construction of curves |
GB282686A (en) * | 1926-12-22 | 1928-08-23 | Viktor Krakowski | Instrument for drawing curves of conic section |
CN2065987U (zh) * | 1989-01-31 | 1990-11-21 | 陈仁麟 | 万能曲线仪 |
CN2166971Y (zh) * | 1993-03-10 | 1994-06-01 | 孟庆炎 | 椭圆、双曲线教学两用规 |
CN1640685A (zh) * | 2004-01-15 | 2005-07-20 | 王维州 | 双曲线、抛物线划规 |
CN201189786Y (zh) * | 2008-05-13 | 2009-02-04 | 邹刘勇 | 双曲线规 |
CN201833764U (zh) * | 2010-08-04 | 2011-05-18 | 湖州师范学院 | 一种绘制双曲线的工具 |
CN202123849U (zh) * | 2011-06-16 | 2012-01-25 | 万龙兰 | 教学用多功能圆锥曲线绘图器 |
Also Published As
Publication number | Publication date |
---|---|
CN102950942A (zh) | 2013-03-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106548855A (zh) | 一种配电变压器安装支架与电线杆的连接结构 | |
CN102950942B (zh) | 双曲线仪器 | |
CN203155778U (zh) | 弯管装置 | |
CN205075532U (zh) | 双曲线规 | |
CN202879042U (zh) | 双曲线规 | |
CN202289487U (zh) | 简易投影仪 | |
CN105216508A (zh) | 双曲线仪器 | |
CN202861123U (zh) | 一种铜管生产用压扁机 | |
CN204054003U (zh) | 一种起重机行走轮组装工作平台 | |
CN102887018A (zh) | 双曲线规 | |
CN202557187U (zh) | 圣诞动感插件 | |
CN103495612A (zh) | 直进式拉丝机的辊拉模盒装置 | |
CN102910006B (zh) | 抛物线规 | |
CN202191285U (zh) | 手持式血压表 | |
CN202087735U (zh) | 钢丝管缠绕机的钢丝预成型装置 | |
CN202670735U (zh) | 用于瓶盖移栽机的真空吸盘机构 | |
CN203565519U (zh) | 直进式拉丝机的辊拉模盒装置 | |
CN202847252U (zh) | 抛物线规 | |
CN204288942U (zh) | 包膜装置的c型环滚轮机构 | |
CN202901133U (zh) | 一种挂件用弹簧 | |
CN203189627U (zh) | 全齿接触传动式三面翻 | |
CN203127095U (zh) | 一种链条自动调节轮 | |
CN201639743U (zh) | 耳机线收纳器 | |
CN106671658A (zh) | 双曲线仪 | |
CN203343324U (zh) | 一种牙膏制管机电机电缆线支架 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191125 Address after: 221300 No. 88 Liaohe West Road, Pizhou Economic Development Zone, Xuzhou City, Jiangsu Province Patentee after: SU Normal University Semiconductor Materials and Equipment Research Institute (Pizhou) Co., Ltd. Address before: 404700 Chongqing Wushan high school teachers apartment building, building 1, No. 302, No. Patentee before: Zheng Fujian |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211229 Address after: 221300 506, block B, electronic industrial park, Pizhou Economic Development Zone, Xuzhou City, Jiangsu Province Patentee after: Xuzhou Bochuang Construction Development Group Co.,Ltd. Address before: No.88 Liaohe West Road, Pizhou Economic Development Zone, Xuzhou City, Jiangsu Province Patentee before: SU Normal University Semiconductor Materials and Equipment Research Institute (Pizhou) Co.,Ltd. |
|
TR01 | Transfer of patent right |