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|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||E04B-002/28 E04B-009/20 E04H-007/00|
|미국특허분류(USC)||52/506.06 ; 52/122.1 ; 52/123.1 ; 52/125.1 ; 52/245 ; 52/745.01 ; 52/745.13 ; 52/745.2|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 3 인용 특허 : 1|
A method of providing a suspended ceiling in a storage tank involves building a deck on the floor of the storage tank and raising it into place by using an external hoist mechanism. The hoist mechanism is connected to the deck by cutting holes in the roof of the tank and feeding cables through the holes. The cables are attached to a series of extenders, such as metal bars, that are fixed to lift points on the deck. The extenders are long enough so that, once the ceiling is raised to its final position, portions of the extenders project into the holes in ...
[ What is claimed is:] [1.] A method of installing a suspended ceiling in a roofed storage tank, the method comprising the steps of:bringing ceiling materials into the storage tank through a manway;using the ceiling materials to build a deck on the floor of the storage tank, the deck including intersecting supports within a perimeter structure that corresponds in shape to the shape of the storage tank;attaching a series of extenders to lift points on the deck;cutting holes in the roof of the storage tank, passing cables through the holes, and connecting ...