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Plf laser plumb bob11/14/2023 ![]() The gauge is graduated so that a first angle gradation, may be aligned with a mark to be transposed on said solid surface. A generally elongate linearly calibrated gauge is mounted to a base between said legs of the structure so as to extend between said legs beneath a lowermost end of said laser. An angle indicator is mounted to said outer ring so as to be viewable by a user and cooperates with said inner ring to as to indicate to said user an angle of inclination of said gimballed mounting structure when lowermost ends of said legs are placed on a solid surface. G01C15/00- Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00Ī laser is pivotally concentrically mounted in a gimballed mounting structure having outer and inner pivotally mounted concentric rings.G01C- MEASURING DISTANCES, LEVELS OR BEARINGS SURVEYING NAVIGATION GYROSCOPIC INSTRUMENTS PHOTOGRAMMETRY OR VIDEOGRAMMETRY.238000006011 modification reaction Methods 0.000 description 2.XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2.229910052782 aluminium Inorganic materials 0.000 description 2. ![]() 230000003534 oscillatory Effects 0.000 claims abstract description 10.239000007787 solid Substances 0.000 claims abstract description 24.230000000875 corresponding Effects 0.000 claims abstract description 24.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority claimed from US6434497P external-priority Application filed by Dunlop Ronald, Dunlop Bradley, Milligan Carol filed Critical Dunlop Ronald Priority to US09/186,483 priority Critical patent/US5912733A/en Application granted granted Critical Publication of US5912733A publication Critical patent/US5912733A/en Anticipated expiration legal-status Critical Status Expired - Fee Related legal-status Critical Current Links ![]() ![]() Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Fee Related Application number US09/186,483 Inventor Ronald Dunlop Bradley Dunlop Carol Milligan Original Assignee Dunlop Ronald Dunlop Bradley Milligan Carol Priority date (The priority date is an assumption and is not a legal conclusion. Google Patents US5912733A - Laser plumb lineÄownload PDF Info Publication number US5912733A US5912733A US09/186,483 US18648398A US5912733A US 5912733 A US5912733 A US 5912733A US 18648398 A US18648398 A US 18648398A US 5912733 A US5912733 A US 5912733A Authority US United States Prior art keywords laser angle ring gauge mark Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. ![]()
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