CN201738368U - Hydraulic damping control loop of excavator - Google Patents
Hydraulic damping control loop of excavator Download PDFInfo
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- CN201738368U CN201738368U CN2010201643640U CN201020164364U CN201738368U CN 201738368 U CN201738368 U CN 201738368U CN 2010201643640 U CN2010201643640 U CN 2010201643640U CN 201020164364 U CN201020164364 U CN 201020164364U CN 201738368 U CN201738368 U CN 201738368U
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Application Number | Priority Date | Filing Date | Title |
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CN2010201643640U CN201738368U (en) | 2010-04-14 | 2010-04-14 | Hydraulic damping control loop of excavator |
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CN2010201643640U CN201738368U (en) | 2010-04-14 | 2010-04-14 | Hydraulic damping control loop of excavator |
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CN201738368U true CN201738368U (en) | 2011-02-09 |
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CN2010201643640U Expired - Lifetime CN201738368U (en) | 2010-04-14 | 2010-04-14 | Hydraulic damping control loop of excavator |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102788050A (en) * | 2012-07-27 | 2012-11-21 | 柳州柳工挖掘机有限公司 | Oil changing and buffering device and pilot hydraulic control system with same |
CN102788052A (en) * | 2012-07-27 | 2012-11-21 | 柳工常州挖掘机有限公司 | Oil changing and buffering device and pilot hydraulic control system with same |
CN102788051A (en) * | 2012-07-27 | 2012-11-21 | 柳州柳工挖掘机有限公司 | Pilot hydraulic control system with oil changing, buffering and stagnancy relieving functions |
CN102788053A (en) * | 2012-07-27 | 2012-11-21 | 柳州柳工挖掘机有限公司 | Oil changing and buffering device used in pilot hydraulic control system |
CN102966137A (en) * | 2012-12-12 | 2013-03-13 | 潍柴动力股份有限公司 | Method and device for lowering vibration of digger |
CN103088854A (en) * | 2011-11-05 | 2013-05-08 | 靖江市长源液压机械有限公司 | Hydraulic circuit of damper valve |
CN104088830A (en) * | 2014-07-30 | 2014-10-08 | 徐州重型机械有限公司 | Hydraulic system of crane and pilot type control valve thereof |
CN105805075A (en) * | 2016-05-31 | 2016-07-27 | 青岛雷沃挖掘机有限公司 | Buffering loop avoiding influence on starting response and engineering machinery |
CN110566531A (en) * | 2019-10-16 | 2019-12-13 | 湖南鸿辉科技有限公司 | Hydraulic control reversing valve for controlling multiple oil ways |
CN112498047A (en) * | 2019-09-16 | 2021-03-16 | 河北雷萨重型工程机械有限责任公司 | Crane air conditioner control system and crane |
-
2010
- 2010-04-14 CN CN2010201643640U patent/CN201738368U/en not_active Expired - Lifetime
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103088854A (en) * | 2011-11-05 | 2013-05-08 | 靖江市长源液压机械有限公司 | Hydraulic circuit of damper valve |
CN102788051B (en) * | 2012-07-27 | 2015-09-02 | 柳州柳工挖掘机有限公司 | There is the pilot hydraulic control system of stagnant function of changing oil, cushion and disappear |
CN102788052A (en) * | 2012-07-27 | 2012-11-21 | 柳工常州挖掘机有限公司 | Oil changing and buffering device and pilot hydraulic control system with same |
CN102788051A (en) * | 2012-07-27 | 2012-11-21 | 柳州柳工挖掘机有限公司 | Pilot hydraulic control system with oil changing, buffering and stagnancy relieving functions |
CN102788053A (en) * | 2012-07-27 | 2012-11-21 | 柳州柳工挖掘机有限公司 | Oil changing and buffering device used in pilot hydraulic control system |
CN102788050A (en) * | 2012-07-27 | 2012-11-21 | 柳州柳工挖掘机有限公司 | Oil changing and buffering device and pilot hydraulic control system with same |
CN102788053B (en) * | 2012-07-27 | 2015-09-02 | 柳州柳工挖掘机有限公司 | Change oil and damping device and there is the pilot hydraulic control system of this device |
CN102966137B (en) * | 2012-12-12 | 2015-10-07 | 潍柴动力股份有限公司 | A kind of method and device reducing excavator vibration |
CN102966137A (en) * | 2012-12-12 | 2013-03-13 | 潍柴动力股份有限公司 | Method and device for lowering vibration of digger |
CN104088830A (en) * | 2014-07-30 | 2014-10-08 | 徐州重型机械有限公司 | Hydraulic system of crane and pilot type control valve thereof |
CN105805075A (en) * | 2016-05-31 | 2016-07-27 | 青岛雷沃挖掘机有限公司 | Buffering loop avoiding influence on starting response and engineering machinery |
CN112498047A (en) * | 2019-09-16 | 2021-03-16 | 河北雷萨重型工程机械有限责任公司 | Crane air conditioner control system and crane |
CN110566531A (en) * | 2019-10-16 | 2019-12-13 | 湖南鸿辉科技有限公司 | Hydraulic control reversing valve for controlling multiple oil ways |
CN110566531B (en) * | 2019-10-16 | 2024-03-15 | 湖南鸿辉科技有限公司 | Hydraulic control reversing valve for controlling multiple oil ways |
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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: QINGDAO LEIWO EXCAVATOR CO., LTD. Free format text: FORMER OWNER: FUTIAN LEIWO INTERNATIONAL HEAVY INDUSTRY CO., LTD. Effective date: 20140827 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 261206 WEIFANG, SHANDONG PROVINCE TO: 266500 QINGDAO, SHANDONG PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140827 Address after: 266500, No. 75 east the Yellow River Road, Huangdao economic and Technological Development Zone, Qingdao, Shandong Patentee after: QINGDAO LEIWO EXCAVATOR CO., LTD. Address before: 261206 Beihai South Road, Fangzi District, Shandong, No. 192, No. Patentee before: Futian Leiwo International Heavy Industry Co., Ltd. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 266500, No. 75 east the Yellow River Road, Huangdao economic and Technological Development Zone, Qingdao, Shandong Patentee after: Qingdao leiwo Engineering Machinery Co. Ltd. Address before: 266500, No. 75 east the Yellow River Road, Huangdao economic and Technological Development Zone, Qingdao, Shandong Patentee before: QINGDAO LEIWO EXCAVATOR CO., LTD. |
|
CP01 | Change in the name or title of a patent holder | ||
CX01 | Expiry of patent term |
Granted publication date: 20110209 |
|
CX01 | Expiry of patent term |