The earth region lying between the bottom and the surface of the grave is reinforced with ventilation elements. The ventilation elements extend vertically from the grave surface to the bottom of the grave as free draining ventilation mats (1) and can completely enclose the grave. The base of the grave is provided with a drainage system.
申请公布号
DE4405395(A1)
申请公布日期
1995.08.24
申请号
DE19944405395
申请日期
1994.02.21
申请人
LEONHARD WEISS GMBH & CO NIEDERLASSUNG CRAILSHEIM, 74564 CRAILSHEIM, DE
发明人
SCHMIDT, FRITZ JOACHIM, 73033 GOEPPINGEN, DE;RAPP, WALTER H., 73033 GOEPPINGEN, DE
