Sequentially molded razor cap
US4850106A · kind A · utility
43Cited by
4References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 12, 1988 |
| Grant date | Jul 25, 1989 |
| Priority date | — |
| Expiry date | Jan 12, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB26B21/443
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
According to this invention a lubricating strip comprising a honeycomb structure of polystyrene and a water soluble leachable shaving aid of high molecular weight polyethylene oxide is molded in situ on a razor cap made of thermoplastic material which has been previously injection molded.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.