Discharge chute for concrete

Details Discharge chute for concrete Discharge chute for concrete

2005-07-19

2005-07-19

Walsh, Donald P. (Department: 3653)

Conveyors, chutes, skids, guides, and ways

Chutes

Unloading

C193S005000, C193S004000, C193S00200R, C193S033000

Reexamination Certificate

active

06918481

ABSTRACT:
A light weight but strong extension chute for discharging concrete from a concrete transportation vehicle or a cement mix plant. An extension concrete chute comprising a chute assembly including a frame having a first end and a second end, with each end including an arcuate end angle member maintained in a spaced apart relationship by a pair of chute rails attached to each end angle member. The chute assembly also includes a chute skin mounted within the frame and attached to each chute rail and each end angle member, wherein the chute assembly defines a longitudinally elongated concave chute. A removable liner is mounted within the chute assembly adjacent to the chute skin. Each chute rail is provided with a hook mounted on each chute rail proximate the second end of the chute assembly and a bracket assembly mounted on each chute rail proximate the first end of the chute assembly.

REFERENCES:
patent: 4054194 (1977-10-01), Davis
patent: 5184706 (1993-02-01), Christenson
patent: 5244069 (1993-09-01), Cosgrove
patent: D364028 (1995-11-01), Rouleau
patent: 6041906 (2000-03-01), Howard
patent: 6367606 (2002-04-01), Skalla et al.

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