发明申请
US20070261349A1 SHEAR RESISTANT UTILITY POLE AND METHOD AND APPARATUS FOR REPAIRING A BROKEN UTILITY POLE 审中-公开
耐磨用途用途及修复破坏用途的方法及装置

SHEAR RESISTANT UTILITY POLE AND METHOD AND APPARATUS FOR REPAIRING A BROKEN UTILITY POLE
摘要:
A utility pole (10) includes: a first pole section (12); a second pole section (14) separate from the first pole section (12); and, a spring (36) joining the first and second pole sections together such that the first pole section (12) may, under an application of force thereto, tilt relative to the second pole section (14).
信息查询
0/0