制冷压缩机气阀专利分析
Analysis of patents of the valve of refrigeration compressor
张晶 1姜莉莉1
作者信息
- 1. 国家知识产权局专利局专利审查协作江苏中心
- 折叠
摘要
对制冷压缩机气阀领域的专利进行了技术分析,总结了该技术研究较多的国家的专利数量分布,并分析国内外的申请趋势以及重要申请人.对该技术领域的主要技术分支以及申请量分布进行归纳总结,并分析主要技术分支,奠定了该领域技术研究的进一步发展方向.
Abstract
From the perspective of patent,analyzed the patents related to the valve technique for compressors used for refrigeration.The number of the related patents dis-tributed by countries was summarized.The trends of number of patents distributed by cal-endar year of grant in China and foreign countries were shown respectively.The main ap-plicants were also list in this paper.The paper summarized the main categories of the valve technique for compressors and their patent distribution.Different valve structures were re-viewed.The purpose of this paper is to provide useful information for further development of the valve technique for refrigeration compressors.
关键词
制冷/压缩机/气阀/专利Key words
refrigeration/compressor/valve/patent引用本文复制引用
出版年
2024
NETL
NSTL
万方数据