Partition block and method of manufacture
US4261693A · kind A · utility
5Cited by
4References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 21, 1979 |
| Grant date | Apr 14, 1981 |
| Priority date | — |
| Expiry date | Feb 21, 1999 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB28B7/162
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
This invention relates to a partition block and method of manufacture. According to the invention a generally solid block or like component having a tool engaging recess is manufactured in apparatus comprising a mould box, recess forming means for forming a recess in a face of the block formed in the mould box and tamping means, the arrangement being such that tamping of a composition in the mould box is effected by the tamping means independently of the recess forming means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.