CN203669732U - 旋挖钻机混合动力切换装置 - Google Patents
旋挖钻机混合动力切换装置 Download PDFInfo
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- CN203669732U CN203669732U CN201420002781.3U CN201420002781U CN203669732U CN 203669732 U CN203669732 U CN 203669732U CN 201420002781 U CN201420002781 U CN 201420002781U CN 203669732 U CN203669732 U CN 203669732U
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- bevel gear
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CN201420002781.3U CN203669732U (zh) | 2014-01-03 | 2014-01-03 | 旋挖钻机混合动力切换装置 |
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CN201420002781.3U CN203669732U (zh) | 2014-01-03 | 2014-01-03 | 旋挖钻机混合动力切换装置 |
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CN203669732U true CN203669732U (zh) | 2014-06-25 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103711430A (zh) * | 2014-01-03 | 2014-04-09 | 张国坤 | 旋挖钻机混合动力切换装置 |
CN106838187A (zh) * | 2017-03-22 | 2017-06-13 | 宝鸡金钻石油机械股份有限公司 | 一种石油钻杆转盘驱动箱 |
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2014
- 2014-01-03 CN CN201420002781.3U patent/CN203669732U/zh not_active Withdrawn - After Issue
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103711430A (zh) * | 2014-01-03 | 2014-04-09 | 张国坤 | 旋挖钻机混合动力切换装置 |
CN103711430B (zh) * | 2014-01-03 | 2016-07-06 | 天津市航达工程机械制造有限公司 | 旋挖钻机混合动力切换装置 |
CN106838187A (zh) * | 2017-03-22 | 2017-06-13 | 宝鸡金钻石油机械股份有限公司 | 一种石油钻杆转盘驱动箱 |
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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: TIANJIN HANGDA ENGINEERING MACHINERY MANUFACTURING Free format text: FORMER OWNER: ZHANG GUOKUN Effective date: 20150312 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150312 Address after: 300250 No. 37, No. 201, Kunshan Road, Jiangdu Road, Tianjin, Hebei District Patentee after: TIANJIN HANGDA CONSTRUCTION MACHINERY MANUFACTURING CO., LTD. Address before: 300250 No. 37, No. 201, Kunshan Road, Jiangdu Road, Tianjin, Hebei District Patentee before: Zhang Guokun |
|
AV01 | Patent right actively abandoned |
Granted publication date: 20140625 Effective date of abandoning: 20160706 |
|
C25 | Abandonment of patent right or utility model to avoid double patenting |