what shapes a trust bridge have

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Issue:

Miscellaneous

 

Written by:

April B

 

Date added:

August 10, 2014

 

Level:

University

 

Grade:

A

 

No of pages / words:

5 / 1167

 

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6630 times

 

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Essay content:

A moving-scaffold device for painting a truss bridge, according to claim 1 or 2, in which a part or all parts of the inner three-dimensional frames have waterproof Conventionally, it is very inefficient to build scaffolding for painting a truss bridge as the afore-mentioned, although public enterprises should cost time and money as little as possible BRIEF SUMMARY OF THE INVENTIN It is an object of the invention to provide a moving-scaffold device with couplings for painting a truss bridge in the shortest time so as to minimize wood, labor costs and traffic jams, which will be a profitable business in the future According to a first aspect of the invention, there is provided a moving-scaffold device for painting a truss bridge which has the scaffold and inner three-dimensional frames comprising a ceiling and both lateral surfaces having plural wheels at their feet to move at a low speed by driving powers, linked with the scaffold and outer three-dimensional frames comprising a roof and both lateral surfaces having plural wheels underneath the roof to move at a low speed by driving powers, with plural couplings According to a second aspect of the invention, there is provided a moving-scaffold device for painting a truss bridge without wheels underneath the roof of the outer three-dimensional frames According to a third aspect of the invention, there is provided a moving-scaffold device for painting a truss bridge with waterproof on a part or all parts of the inner three-dimensional frames truss bridge Truss bridge A truss bridge is a bridge composed of connected elements (typically straight) which may be stressed from tension, compression, or sometimes both in response to dynamic loads...
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A moving-scaffold device for painting a truss bridge, according to claim 1 or 2, in which a part or all parts of the inner three-dimensional frames have waterproof Conventionally, it is very inefficient to build scaffolding for painting a truss bridge as the afore-mentioned, although public enterprises should cost time and money as little as possible BRIEF SUMMARY OF THE INVENTIN It is an object of the invention to provide a moving-scaffold device with couplings for painting a truss bridge in the shortest time so as to minimize wood, labor costs and traffic jams, which will be a profitable business in the future According to a first aspect of the invention, there is provided a moving-scaffold device for painting a truss bridge which has the scaffold and inner three-dimensional frames comprising a ceiling and both lateral surfaces having plural wheels at their feet to move at a low speed by driving powers, linked with the scaffold and outer three-dimensional frames comprising a roof and both lateral surfaces having plural wheels underneath the roof to move at a low speed by driving powers, with plural couplings According to a second aspect of the invention, there is provided a moving-scaffold device for painting a truss bridge without wheels underneath the roof of the outer three-dimensional frames According to a third aspect of the invention, there is provided a moving-scaffold device for painting a truss bridge with waterproof on a part or all parts of the inner three-dimensional frames truss bridge Truss bridge A truss bridge is a bridge composed of connected elements (typically straight) which may be stressed from tension, compression, or sometimes both in response to dynamic loads...
displayed 300 characters

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