Formwork in shape of truncated cone for excavations - with form frame consisting of pipework through which freezing medium is used to solidify ground for temporary work.
摘要
The formwork frame (2) has a series of pipes (1) running through it. The pipes are connected to a manifold (3) at the head of the cone. When the soil has been hardened, it can be excavated. Ground water level (7) can be kept lowered by the introduction of compressed air into the excavation. Entry to the work site being through a special chamber (4). USE/ADVANTAGE - For repair work on cables, pipes etc. Permits work without use of shuttering and does not leave foreign materials in the ground.
申请公布号
DE4206204(A1)
申请公布日期
1993.09.02
申请号
DE19924206204
申请日期
1992.02.28
申请人
GUDEHUS, GERD, PROF. DR.-ING., 7500 KARLSRUHE, DE;ORTH, WOLFGANG, DR., 7500 KARLSRUHE, DE
发明人
GUDEHUS, GERD, PROF. DR.-ING., 7500 KARLSRUHE, DE;ORTH, WOLFGANG, DR., 7500 KARLSRUHE, DE