基于专利的液压缸技术现状分析和专利布局研究  

Patent-based analysis of hydraulic cylinder technology and patent layout research

作　　者：胡治中 姚志胜 魏小飞 汪晨旭 HU Zhizhong;YAO Zhisheng;WEI Xiaofei;WANG Chenxu(Zhongzhi(Beijing)Certification Co.,Ltd.,Beijing 100089,China;Sinomag Technology Co.,Ltd.,Hefei 230071,China)

机构地区：[1]中知(北京)认证有限公司,北京100089 [2]安徽龙磁科技股份有限公司,安徽合肥230071

出　　处：《江苏科技信息》2025年第6期47-55,共9页Jiangsu Science and Technology Information

摘　　要：液压缸作为关键的机械部件,在工业自动化和智能制造中发挥着不可或缺的重要作用。随着技术的不断进步,液压缸领域的专利申请活动日益增多。专利为行业提供了丰富的技术信息和法律信息,揭示市场的动态和发展方向。文章通过对液压缸领域专利的检索,收集整理出该领域申请量、授权量、技术分类、地域分布、申请人构成、法律状态等基础信息,再通过对基础信息的分析、加工,推测出液压缸技术的发展趋势、专利趋势、关键技术变化趋势。文章从专利的视角,为相关企业和研究机构提供决策信息支持以及专利布局建议。Hydraulic cylinders,as critical mechanical components,play an indispensable role in industrial automation and intelligent manufacturing.With the continuous advancement of technology,patent application activities in the field of hydraulic cylinders are increasingly growing.Patents provide a wealth of technical and legal information for the industry,revealing market trends and development directions.Through the retrieval of patents in the field of hydraulic cylinders,fundamental information such as the volume of applications,number of authorizations,technical classifications,geographical distribution,composition of applicants,and legal statuses within this domain has been compiled and organized.Subsequently,by analyzing and processing the fundamental information,the development trends of hydraulic cylinder technology,patent trends,and the evolution of key technological trends can be inferred.From the perspective of patents,it provides informational support for decision-making and suggestions for patent layout to relevant enterprises and research institutions.

关 键 词：液压缸 专利数据 法律状态 技术分类 专利布局 

分 类 号：TH137.7[机械工程—机械制造及自动化] D923.42[政治法律—民商法学]