发明申请
US20060112576A1 Hand-held laser level with retractable adhesive-type retention feature 有权
手持激光水平仪具有可伸缩的粘合剂保留功能

  • 专利标题: Hand-held laser level with retractable adhesive-type retention feature
  • 专利标题(中): 手持激光水平仪具有可伸缩的粘合剂保留功能
  • 申请号: US11145093
    申请日: 2005-06-03
  • 公开(公告)号: US20060112576A1
    公开(公告)日: 2006-06-01
  • 发明人: Jian Lu
  • 申请人: Jian Lu
  • 优先权: CN200420109352.2 20041130
  • 主分类号: G01C15/00
  • IPC分类号: G01C15/00
Hand-held laser level with retractable adhesive-type retention feature
摘要:
A leveling or plumbing device for indicating a line or a plane on a surface, such as wall or floor. The device includes a light beam generator that emits a light beam exteriorly of a body or housing. Level and/or plumb indicators, such as vials, are mounted to the housing for positioning the device in a predetermined orientation on the surface. The device includes a series of extendible and retractable engagement members, each of which defines an outer end having an adhesive. The adhesive engages the surface to releasably secure the device to the surface. The engagement members are biased inwardly toward a retracted position. The adhesive engagement of the engagement members with the surface maintains the engagement members in the extended position against the inward bias.
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