Articulate conveyor system for tower crane
US4170291A · kind A · utility
0Cited by
8References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 7, 1978 |
| Grant date | Oct 9, 1979 |
| Priority date | — |
| Expiry date | Mar 7, 1998 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04G21/0427
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Apparatus for conveying concrete mix to distant, elevated points includes a two-segment discharge conveyor with its outer segment suspended from a movable trolley that is mounted on the boom of a cantilever crane. The segments are pivotally joined and the discharge point of the outer segment may be positioned by swinging the boom and first conveyor and driving the trolley along the boom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.