Hydraulic and earth engineering – Foundation
Reexamination Certificate
2006-02-28
2006-02-28
Lagman, Frederick L. (Department: 3673)
Hydraulic and earth engineering
Foundation
C405S230000, C405S231000, C405S252100, C052S165000, C052S157000
Reexamination Certificate
active
07004683
ABSTRACT:
A mounting plate and bolt assembly adapted for attachment to a top portion of a helice pier shaft. The helice pier shaft threaded into the top of a ground surface. The assembly is used for supporting various types of building, highway and other types of structures. The mounting plate and bolt assembly includes small circular upper and lower pierhead plates spaced apart and welded to the top portion of the helice pier shaft. Also, large circular upper and lower mounting plates with bolt holes are disposed next to the upper and lower small pierhead plates and held thereon using a plurality of threaded bolts received through the bolt holes. The bolt holes are disposed around an outer circumference of the large mounting plates. The top of the threaded bolts may be used for securing a base plate of a post. The post is used for supporting various types of structures thereon. The large mounting plates may be welded directly to the pier shaft if the movement of the post is not large.
REFERENCES:
patent: 5066168 (1991-11-01), Holdeman
patent: 6503024 (2003-01-01), Rupiper
patent: 6539685 (2003-04-01), Bell et al.
patent: 6722821 (2004-04-01), Perko et al.
Crabtree Edwin H.
Lagman Frederick L.
Margolis Donald W.
Pizarro Ramon L.
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