JP6192452B2 - 基準点鋲 - Google Patents
基準点鋲 Download PDFInfo
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- JP6192452B2 JP6192452B2 JP2013187454A JP2013187454A JP6192452B2 JP 6192452 B2 JP6192452 B2 JP 6192452B2 JP 2013187454 A JP2013187454 A JP 2013187454A JP 2013187454 A JP2013187454 A JP 2013187454A JP 6192452 B2 JP6192452 B2 JP 6192452B2
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- Japan
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- reference point
- flat plate
- convex curved
- horizontal plane
- measure
- 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.)
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- Length-Measuring Instruments Using Mechanical Means (AREA)
Description
図1は、本発明による基準点鋲の第1の実施の形態の斜視図であり、図2は、図1に示す基準点鋲の上面図であり、図3は、図2に示す基準点鋲を矢印A方向から見たI−I断面図であり、図4は、図1に示す基準点鋲の下面図である。
2 円形平板
2a,2b 面
2c−1,2c−2,2c−3,2c−4 溝
3,3’ 突起
3a 柱部分
3b,3b’ 凸曲面部分
11,17,18 接着剤
12,14 床面
13 標尺
13a 一端
13b 他端
15,19 壁面
16 台座
Claims (2)
- 水準測量の際に標尺を水平面に対して垂直に立てるために所定の面に設置される基準点鋲であって、
平板と、
前記平板の一方の面の中央部に設けられた突起と、を備え、
前記突起は、
一端が前記平板の一方の面の中央部に接合され、前記平板の一方の面に垂直な方向に延在する柱部分と、
前記柱部分の他端に形成された、標尺を置くための球形状の凸曲面を有する凸曲面部分と、を有することを特徴とする基準点鋲。 - 前記柱部分は円柱形状を有する、請求項1に記載の基準点鋲。
Priority Applications (1)
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JP2013187454A JP6192452B2 (ja) | 2013-09-10 | 2013-09-10 | 基準点鋲 |
Applications Claiming Priority (1)
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JP2013187454A JP6192452B2 (ja) | 2013-09-10 | 2013-09-10 | 基準点鋲 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015055491A JP2015055491A (ja) | 2015-03-23 |
JP6192452B2 true JP6192452B2 (ja) | 2017-09-06 |
Family
ID=52819993
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2013187454A Active JP6192452B2 (ja) | 2013-09-10 | 2013-09-10 | 基準点鋲 |
Country Status (1)
Country | Link |
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JP (1) | JP6192452B2 (ja) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50113453U (ja) * | 1974-02-23 | 1975-09-16 | ||
JPS57183511U (ja) * | 1981-05-18 | 1982-11-20 | ||
JP4402020B2 (ja) * | 2005-07-28 | 2010-01-20 | 東京地下鉄株式会社 | 水準測量用標尺支持具 |
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2013
- 2013-09-10 JP JP2013187454A patent/JP6192452B2/ja active Active
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JP2015055491A (ja) | 2015-03-23 |
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