Cam-type Adjuster (e.g., Gear, Screw, Etc.) Patents (Class 33/400)
  • Patent number: 9709374
    Abstract: The invention discloses a pointer type angle measuring device, comprising a shell consisting of a front cover and a rear cover, windows respectively arranged on the front cover and the rear cover, respectively; a front transparent cover and a rear transparent cover respectively arranged on the windows of the front cover and the rear cover; a pointer, arranged within an inner cavity of the shell inside the front transparent cover and the rear transparent cover; a dial of circular shape, fixed at the outer edge of the windows on the shell. The double-sided readout pointer type angle measuring device with lighting of the invention is convenient to be used in measurement and correction of horizontal and vertical angles of objects when it is inconvenient to be read from single side.
    Type: Grant
    Filed: July 12, 2015
    Date of Patent: July 18, 2017
    Assignee: ZHEJIANG RONGSHENG TOOL CO., LTD
    Inventor: Chengrong Zhuang