Positive and negative thread multi-speed gauging rule

• Main Authors: YUAN PANFENG, SONG XU, YANG KAILONG, YU GAOYIN, ZUO XIAOWEI, WANG XIANG, WANG YONG
• Format: Patent
• Language: Chinese; English
• Published: 12.07.2022
• Subjects: CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS; PERMANENT WAY; PERMANENT-WAY TOOLS

The utility model belongs to the technical field of track distance measurement, and particularly relates to a right-and-left thread multi-speed gauging rule which comprises a right-and-left thread gauging rule assembly which comprises a rule body and a bearing vertical plate, a groove is formed in t...