Cement mixing apparatus with cradle support assembly
US5118198A · kind A · utility
20Cited by
19References
19Claims
0Family size
Inventor
Key dates
| Filing date | Jun 7, 1990 |
| Grant date | Jun 2, 1992 |
| Priority date | — |
| Expiry date | Jun 7, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB28C5/1856
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An improved cement mixer having polyethylene cement mixing drum (20) held and supported by a cradle arm assembly (21) formed of cradle base support braces (23) and upright cradle arms (22) which interfit into crandle arm recesses (27) which are preformed with polyethylene drum (20). A bull gear (25) is provided and circumvolves polyethylene drum (20). Bull gear (25) is aligned with and attached to cradle arms (22) and drum (20) so they dual function both as a drive mechanism for rotating drum (20) and as a structural member for cradle assembly (21).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.