Tripod for high ground installation such as spirit level

摘要

(57) Abstract Topic The case where the building is constructed the spirit level is installed in the high groundIn when, by improving the tripod, the precision certaintyIt designates that cross-level measurement is done as purpose. Solutions In intermediate section intermediate pole for open high adjustment sheathAt tube A junction with the main gear body, at binding wire volt/bolt A backlashYou stop being attached and rotation. (Selecting the length of the intermediate poleThe standard which it does makes within 40cm from the upper floor veneer levee crownru.)Furthermore on that pole for spirit level installation in the same wayAnd at tube B junction, at binding wire volt/bolt B it is shaky, revolutionYou stop motion.