CN202130488U - 用于履带拖拉机转向的液压助力器 - Google Patents
用于履带拖拉机转向的液压助力器 Download PDFInfo
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- CN202130488U CN202130488U CN201120222667U CN201120222667U CN202130488U CN 202130488 U CN202130488 U CN 202130488U CN 201120222667 U CN201120222667 U CN 201120222667U CN 201120222667 U CN201120222667 U CN 201120222667U CN 202130488 U CN202130488 U CN 202130488U
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CN201120222667U CN202130488U (zh) | 2011-06-28 | 2011-06-28 | 用于履带拖拉机转向的液压助力器 |
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CN201120222667U CN202130488U (zh) | 2011-06-28 | 2011-06-28 | 用于履带拖拉机转向的液压助力器 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109707868A (zh) * | 2019-01-29 | 2019-05-03 | 合肥长源液压股份有限公司 | 一种用于液压转向系统的油口压力可调的换向阀和阀片 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109707868A (zh) * | 2019-01-29 | 2019-05-03 | 合肥长源液压股份有限公司 | 一种用于液压转向系统的油口压力可调的换向阀和阀片 |
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C14 | Grant of patent or utility model | ||
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Owner name: FIRST TRACTOR CO., LTD. Free format text: FORMER OWNER: CHINA YITUO GROUP CO., LTD. Effective date: 20121108 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 471000 LUOYANG, HENAN PROVINCE TO: 471003 LUOYANG, HENAN PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20121108 Address after: 471003 No. 154, Jianxi, Luoyang District, Henan, Jianshe Road Patentee after: First Tractor Co., Ltd. Address before: 471000 No. 39, Xiyuan Road, Jianxi District, Henan, Luoyang Patentee before: China Yituo Group Co., Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120201 Termination date: 20200628 |
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CF01 | Termination of patent right due to non-payment of annual fee |