Yuzhong Dong

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Xuzhou City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic control system for boom floating of excavator and control...
- Patent number 12,227,919
- Issue date Feb 18, 2025
- XUZHOU XCMG EXCAVATOR MACHINERY CO., LTD
- Yuzhong Dong
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Relay protective device, construction machine, relay protection con...
- Patent number 12,106,916
- Issue date Oct 1, 2024
- XUZHOU XCMG EXCAVATOR MACHINERY CO., LTD
- Yadong Li
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
HYDRAULIC SYSTEM FOR ROTARY IMPLEMENT
- Publication number 20240360849
- Publication date Oct 31, 2024
- Xuzhou XCMG Excavator Machinery Co., Ltd.
- Yuefeng JIN
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
HYDRAULIC CONTROL SYSTEM FOR BOOM FLOATING OF EXCAVATOR AND CONTROL...
- Publication number 20240200305
- Publication date Jun 20, 2024
- Xuzhou XCMG Excavator Machinery Co., Ltd.
- Yuzhong DONG
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
RELAY PROTECTIVE DEVICE, CONSTRUCTION MACHINE, RELAY PROTECTION CON...
- Publication number 20230352257
- Publication date Nov 2, 2023
- XUZHOU XCMG EXCAVATOR MACHINERY CO., LTD
- Yadong LI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEAT ADJUSTING STRUCTURE, ADJUSTING METHOD THEREOF AND ENGINEERING...
- Publication number 20230116980
- Publication date Apr 20, 2023
- Xuzhou XCMG Excavator Machinery Co., Ltd.
- Zhike Song
- B60 - VEHICLES IN GENERAL