A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
A frangible pole assembly comprising a ground sleeve that is at least partially inserted into the ground, and a pole that can slide at least partially within the ground sleeve to hold the pole in place, the pole being provided with circumferential longitudinal flutes at least in the region where the pole contacts an upper edge of the ground sleeve. i
A frangible pole assembly comprising a ground sleeve that is at least partially inserted into the ground, and a pole that can slide at least partially within the ground sleeve to hold the pole in place, the pole being provided with circumferential longitudinal flutes at least in the region where the pole contacts an upper edge of the ground sleeve. i
A Frangible Pole Assembly
HITCH CLIFTON LEON (author)
2016-05-19
Patent
Electronic Resource
English
IPC:
E01F
ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
,
Zusätzliche Baumaßnahmen, wie die Ausstattung von Straßen oder die bauliche Ausbildung von Bahnsteigen, Landeplätzen für Hubschrauber, Wegweisern, Schneezäunen oder dgl.
/
E04H
Gebäude oder ähnliche Bauwerke für besondere Zwecke
,
BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES