HK1160583A2 - Ovality measuring tool - Google Patents
Ovality measuring toolInfo
- Publication number
- HK1160583A2 HK1160583A2 HK11105196A HK11105196A HK1160583A2 HK 1160583 A2 HK1160583 A2 HK 1160583A2 HK 11105196 A HK11105196 A HK 11105196A HK 11105196 A HK11105196 A HK 11105196A HK 1160583 A2 HK1160583 A2 HK 1160583A2
- Authority
- HK
- Hong Kong
- Prior art keywords
- measuring tool
- ovality measuring
- ovality
- tool
- measuring
- Prior art date
Links
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HK11105196A HK1160583A2 (en) | 2011-05-24 | 2011-05-24 | Ovality measuring tool |
CN 201220155738 CN202836467U (en) | 2011-05-24 | 2012-04-13 | Ovality measuring tool |
CN201210108013.1A CN102798330B (en) | 2011-05-24 | 2012-04-13 | Ovality measuring tool |
HK13101174.1A HK1173773A1 (en) | 2011-05-24 | 2013-01-28 | Ovality measuring tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HK11105196A HK1160583A2 (en) | 2011-05-24 | 2011-05-24 | Ovality measuring tool |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1160583A2 true HK1160583A2 (en) | 2012-07-20 |
Family
ID=47197536
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK11105196A HK1160583A2 (en) | 2011-05-24 | 2011-05-24 | Ovality measuring tool |
HK13101174.1A HK1173773A1 (en) | 2011-05-24 | 2013-01-28 | Ovality measuring tool |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK13101174.1A HK1173773A1 (en) | 2011-05-24 | 2013-01-28 | Ovality measuring tool |
Country Status (2)
Country | Link |
---|---|
CN (2) | CN102798330B (en) |
HK (2) | HK1160583A2 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
HK1160583A2 (en) * | 2011-05-24 | 2012-07-20 | Hong Kong And China Gas Company Ltd | Ovality measuring tool |
CN108759605B (en) * | 2018-05-16 | 2023-06-13 | 中车眉山车辆有限公司 | Device and method for finding geometric centers of oblong holes and elliptical holes |
CN109631795B (en) * | 2019-01-15 | 2024-03-26 | 浙江工业大学之江学院 | Elbow section ellipticity measuring device |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2505786B2 (en) * | 1987-01-19 | 1996-06-12 | 飯島精密工業株式会社 | Cylindrical object size measuring device |
JPH11108602A (en) * | 1997-09-30 | 1999-04-23 | Toshiba Corp | Out-of-roundness measuring instrument |
JP2000292161A (en) * | 1999-04-05 | 2000-10-20 | Toshiba Corp | Circularity measuring instrument |
CN2705773Y (en) * | 2004-05-25 | 2005-06-22 | 焦作工学院 | Internal diameter measurer |
CN201535658U (en) * | 2009-11-10 | 2010-07-28 | 镇瑜 | Pipeline roundness measuring instrument |
HK1160583A2 (en) * | 2011-05-24 | 2012-07-20 | Hong Kong And China Gas Company Ltd | Ovality measuring tool |
-
2011
- 2011-05-24 HK HK11105196A patent/HK1160583A2/en not_active IP Right Cessation
-
2012
- 2012-04-13 CN CN201210108013.1A patent/CN102798330B/en active Active
- 2012-04-13 CN CN 201220155738 patent/CN202836467U/en not_active Expired - Lifetime
-
2013
- 2013-01-28 HK HK13101174.1A patent/HK1173773A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
HK1173773A1 (en) | 2013-05-24 |
CN202836467U (en) | 2013-03-27 |
CN102798330A (en) | 2012-11-28 |
CN102798330B (en) | 2015-07-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PEU | Short-term patents expired |
Effective date: 20190523 |