Discharge chute for concrete
US6918481B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 28, 2003 |
| Grant date | Jul 19, 2005 |
| Priority date | — |
| Expiry date | Mar 28, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65G11/18
- WIPO fieldHandling
- WIPO sectorMechanical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.