Patent · US Expired

Attaching arrangement

US4863353A · kind A · utility

18Cited by
4References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 17, 1987
Grant dateSep 5, 1989
Priority date
Expiry dateNov 17, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T403/7032
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

An arrangement for attaching a machine element to a shaft, especially for impellers of pumps, comprises a spiral-formed key which is firmly fixed to the shaft, with the element to be attached being provided with a corresponding keyway.

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