LEVELLING MEASURING RULER PAD CAPABLE OF BEING CARRIED IN COMBINATION WITH RULER

WIPO Patent Application WO/2017/215499

A1

A levelling measuring ruler pad capable of being carried in combination with a ruler, being convenient to operate, ensuring measurement precision, and improving working efficiency, and being provided with a horizontal substrate (1), the lower surface of the horizontal substrate (1) having support legs (2), the upper surface of the horizontal surface having a vertical support column (3), the top end of the vertical support column (3) being a spherical surface (4), the horizontal projection of the spherical surface (4) being round, the width of the vertical support column (3) being less than the horizontal projection diameter of the spherical surface (4), the opposite two sides of the vertical support column (3) being provided with a vertical side plate (5), a baffle strip (6) being positioned below the spherical surface (4) and being horizontally connected to the vertical side plate (5), a levelling ruler connecting member (7) being positioned above the spherical surface (4) and being connected to the vertical side plate (5), and the vertical side plate (5) being able to rotate horizontally relative to the vertical support column (3).

JPH04505658

[Title of the Invention] A device for determining the level surface

LIU YANCHUN (CN)

PCT/CN2017/087401

December 21, 2017

June 07, 2017

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DALIAN SENBIOR SURVEYING INSTRUMENT TECH CO LTD (CN)

G01C5/00

CN106052638A	2016-10-26
CN205785179U	2016-12-07
CN203824550U	2014-09-10
CN204575055U	2015-08-19
CN101033956A	2007-09-12
CN204301725U	2015-04-29
JPH1144094A	1999-02-16

DALIAN FEIFAN PATENT AGENCY (CN)

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