Apparatus for Assisting Tape Measure to Draw Arc and Circle and Tape Measure Therewith

摘要

The invention arc less theft tape measure relates to an auxiliary device, and an arc is less compromised tape measure, in more detail, and the central fixing squeezing the tapes of the tape measure, fixed and secured to the center of the circle or arc, to secure the writing instrument pen and a tape measure relates to steal small circular device consisting of subsidized and this arc is less auxiliary equipment theft on tape measure Tape measure having stolen a small arc in one piece. ; The present invention, in the arc is less compromised tape measure assisting apparatus to construct a circle or arc using a tape measure, for fixing comprising a threaded screw 204, the threads are meshed with the threads of the set screw 204 an upper case including a set screw receiving portion 206 for receiving the fixing screw is 204 by having a (200); Push plate 210, which is pressed by said fixing screws (204) for pressing the tape (120); And provides a central source or a fixed needle (242) the lower case 240, a tape measure and the arc center is less compromised including the unit 140 comprises a secondary device comprises a securing the center of the arc. ; Tape measure, circular constructions, central fixing, fixing stationery, small arc to steal a tape measure