Patent · US Expired

Method of sequentially molding a razor cap

US4778640A · kind A · utility

38Cited by
4References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 16, 1987
Grant dateOct 18, 1988
Priority date
Expiry dateJan 16, 2007

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB26B21/443
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A lubricating strip having 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.