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Vane retention apparatus for abrasive blasting mechanism
We claim: 1. A runnerhead and vane assembly of a blast wheel, said runnerhead having an exposed face with a plurality of generally radiating vane receiving slots therein,...
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Prefabricated building construction
The present inventions provides an improved building structure which eliminates some of the shortcomings of prior art buildings discussed above. Generally speaking, a ...
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Backing board insert for food packages
What is claimed is: 1. An insert for packaging of a moisture laden food product within a vacuum sealed film wrapper comprising: a substantially planar base ply of high ...
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Three-dimensional acoustic ceiling tile system for dispersing long wave sound
In accordance with the invention, an acoustic ceiling tile system is provided with individual tiles contoured in three dimensions in order to disperse sound energy over ...
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Anchor device
The present invention accomplishes the above-stated objectives, as well as others, as may be determined by a fair reading and interpretation of the entire specification. ...
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Grid supported structure
In this invention, an expanded metal grid has beads which comprise grooves, the widest part of each said groove being wider than its mouth, and these narrow-mouth ...
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Anchor construction for concrete walls or slabs
It is an object of the invention to provide an anchor construction for use in concrete walls or slabs and which includes an anchor which may be fastened easily to a ...
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Walkway for a sloping rooftop
The subject matter claimed is: 1. A rooftop walkway comprising a longitudinal, expanded metal plank disposed at an acute angle to the roof on which the walkway rests, ...
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Urethane insulating panel and method
The present invention accomplishes the above-stated objectives, as well as others, as may be determined by a fair reading and interpretation of the entire specification. ...
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Corner moulding and fastener
The invention is defined by the appended claims with a specific embodiment shown in the attached drawings. For the purpose of summarizing the invention, the invention ...
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