CN203592116U - 一种砂芯 - Google Patents
一种砂芯 Download PDFInfo
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- CN203592116U CN203592116U CN201320848941.1U CN201320848941U CN203592116U CN 203592116 U CN203592116 U CN 203592116U CN 201320848941 U CN201320848941 U CN 201320848941U CN 203592116 U CN203592116 U CN 203592116U
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- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000005266 casting Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000013022 venting Methods 0.000 description 2
- 239000011796 hollow space material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201320848941.1U CN203592116U (zh) | 2013-12-20 | 2013-12-20 | 一种砂芯 |
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CN201320848941.1U CN203592116U (zh) | 2013-12-20 | 2013-12-20 | 一种砂芯 |
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CN203592116U true CN203592116U (zh) | 2014-05-14 |
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CN201320848941.1U Expired - Fee Related CN203592116U (zh) | 2013-12-20 | 2013-12-20 | 一种砂芯 |
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CN (1) | CN203592116U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104190872A (zh) * | 2014-09-12 | 2014-12-10 | 苏州明志科技有限公司 | 一种省料砂芯及其制芯方法 |
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- 2013-12-20 CN CN201320848941.1U patent/CN203592116U/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104190872A (zh) * | 2014-09-12 | 2014-12-10 | 苏州明志科技有限公司 | 一种省料砂芯及其制芯方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHAANXI LUTONG PRECISION TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: YANTAI LUTONG PRECISION ALUMINIUM CO., LTD. Effective date: 20141216 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 264006 YANTAI, SHANDONG PROVINCE TO: 714026 WEINAN, SHAANXI PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20141216 Address after: 714026 Shaanxi city of Weinan province high tech Zone chongye Road No. 4 Patentee after: Shaanxi Lutong Precision Technology Co., Ltd. Address before: 264006, Jialing Road, Yantai economic and Technological Development Zone, Yantai, Shandong, 1 Patentee before: Yantai Lutong Precision Aluminium Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140514 Termination date: 20151220 |
|
EXPY | Termination of patent right or utility model |