Ceiling board, designing method for ceiling board,...

Details Ceiling board, designing method for ceiling board,... Ceiling board, designing method for ceiling board,...

2005-11-29

2005-11-29

Shrivastav, Brij B. (Department: 2859)

Electricity: measuring and testing

Particle precession resonance

C324S318000

Reexamination Certificate

active

06969990

ABSTRACT:
A ceiling board free from trouble due to bending is to be provided. In the ceiling board to be supported horizontally by its peripheral parts as fixed parts, the part between the fixed parts, in a state wherein it is bent by its own weight, is formed in a dome shape in a direction reverse to the direction of bending by the part's own weight so that the board surface be horizontal.

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