发明名称 Molded storage receptable
摘要 A molded storage receptable that is disposed in the ground having a sealed, removeable cover that provides for a variety of uses including subterranean water or article storage or a mechanic's working pit. The device includes a molded fiberglass shell having a plurality of integrally molded, lateral reinforcing ribs disposed along the vertical sides and bottom of the fiberglass shell, and at least one molded stairwell disposed at one end of said shell which includes a plurality of molded stairs to allow ingress or egress into or out of the storage receptacle. The shell is premolded and shipped to a site in which the earth is removed and the shell disposed within the hole in the earth. Integrally molded upper laterial flanges can be used to tie down the receptacle to prevent pop up in the event of total water levels. The cover may include rollers for opening or closing movement relative to the receptacle or hinges at one end used in conjunction with a hydraulic piston to raise or lower the cover.
申请公布号 US4226062(A) 申请公布日期 1980.10.07
申请号 US19780925000 申请日期 1978.07.17
申请人 DOANE, ELBERT E. 发明人 DOANE, ELBERT E.
分类号 E04B1/00;(IPC1-7):E04F11/00 主分类号 E04B1/00
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