Patent · US Expired

Apparatus for molding pulley for toothed belts

US4381910A · kind A · utility

2Cited by
12References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 19, 1982
Grant dateMay 3, 1983
Priority date
Expiry dateFeb 19, 2002

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B20/00992
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

An inventive apparatus for molding a toothed pulley is equipped with an upper plate, a lower plate, and a punch attached to the bottom surface of the upper plate for vertical movement, in which a die holder is provided on the lower plate, and a plurality of dies, formed to include tooth molds having different, increasing tooth heights from one die to the next, are arranged vertically in the holder.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.