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Safety door and safety apparatus for installation in a door
It is an object of the present invention to provide a generic safety door or an apparatus for producing a safety door, for which the operating mechanism for the safety ...
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Multiple lock assembly
OF PREFERRED EMBODIMENT Referring now to the drawings where the showing is for the purpose of illustrating a preferred embodiment of the invention and not for purpose ...
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Penetration-resistant security passway and door therefor
Accordingly, it is an advantage of the present invention that a penetration-resistant security passway and door are provided. Another advantage of the present invention ...
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Upright construction section
The present invention comprises a construction section having two upright legs spaced from each other and connected by a bridge. The section is C-shaped and has inwardly ...
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Deflector track tabs for positioning studs along the track
The present invention provides a method for forming a deflector track structure that includes a deflector track, comprising the steps of: predetermining a maximum ...
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Factory layout
According to a first aspect of the present invention, there is provided a factory layout comprising a plurality of substantially triangular units provided in radial ...
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Support structure for vacuum duct
OF THE PREFERRED EMBODIMENT FIG. 1 illustrates the duct support arm 1 mounted to a grain vacuum 2 and supporting a vacuum duct 3. The vacuum duct has a proximate end 4 ...
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Wall anchor
A wall anchor has a body portion having a hollow barrel and laterally expandable fingers in general alignment with the hollow barrel. Instead of using a straight channel ...
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Bogie
What is claimed is: 1. In a bogie for supporting and guiding a heavy load movable on rails, such as a crane, which bogie includes a number of wheels cooperating in pairs ...
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Quick disconnect system for construction equipment with rotatable upper works
A quick disconnect system for a piece of construction equipment with an upper works rotatably supported on a lower works has been invented which overcomes the ...
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