91精品国产91_国产伦精品免费视频_日韩久久一级片_国产精品美女免费看

Patent Operation Platform

Patent

[CN 201721606906.3] piston assembly, piston hydraulic mechanism


[CN 201721606906.3] Title of Piston Assembly and Piston Hydraulic Mechanism: Piston Assembly and Piston Hydraulic Mechanism Application Number: CN 201721606906.3 Applicant: Liudong Branch of Liuzhou SAIC Automobile Transmission Co., Ltd. Application Date: 2017-11-27 Patent Type: Utility Model The utility model relates to a piston assembly and hydraulic mechanism. The piston assembly includes a piston rubber lip and a stepped piston steel plate, wherein, the stepped piston steel plate includes a first piston steel plate assembly and a second piston steel plate assembly connected to the first piston steel plate assembly. The first piston steel plate assembly includes a first connecting plate and a second connecting plate connected to the first connecting plate. The second piston steel plate assembly includes a third connecting plate and a fourth connecting plate connected to the third connecting plate. The first connecting plate, the second connecting plate and the third connecting plate surround to form a groove, A piston steel sleeve is arranged on a side of the third connecting plate close to the first connecting plate, the piston rubber lip is installed on the piston steel sleeve, and the length of the third connecting plate is greater than the length of the piston steel sleeve. The utility model increases the effective stroke of the piston assembly without increasing the axial space of the machine, which is convenient for popularization and use.

主站蜘蛛池模板: 亚洲熟妇无码一区二区三区| 久久亚洲精品成人| 欧美一级片久久久久久久| 日韩精品大片| 国产精品精品国产| 日韩在线视频免费观看高清中文| 久久精品午夜福利| 亚洲伊人婷婷| 国产日韩精品一区观看| 亚洲午夜高清视频| 蜜臀精品一区二区| 欧美在线亚洲一区| 日韩在线视频导航V| 国产成人精品免费久久久久 | 真实国产乱子伦对白视频| 精品欧美日韩在线| 麻豆av一区二区三区久久| 色99中文字幕| 无码无遮挡又大又爽又黄的视频| 99视频免费观看| 丁香五月网久久综合| 99精品一级欧美片免费播放| 国产精品日日做人人爱| 久久久久五月天| 欧美亚洲日本在线观看| 日韩欧美视频一区二区三区四区| 国产精品久久久久77777| 国产女精品视频网站免费| 国产精品丝袜久久久久久消防器材| 精品国内产的精品视频在线观看| 精品国产综合| 国产精品日韩在线一区| 国产精品视频网站在线观看| 国产99在线播放| 亚洲一区精品电影| 亚洲国产日韩美| 日本中文字幕成人| 欧美极品日韩| 国精产品99永久一区一区| 国产精品国内视频| 亚洲精品无码久久久久久|