Patent · US Expired

Plastic fan and thermal clutch drive

US6073593A · kind A · utility

6Cited by
6References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 8, 1997
Grant dateJun 13, 2000
Priority date
Expiry dateDec 8, 2017

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04D25/022
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

An internal combustion engine coolant fan assembly including a self contained thermally controlled clutch or externally controlled clutch having a housing and a fan blade assembly which is attached to the housing by a circular hub utilizing an interference fit or threaded connection. Preferably, the housing includes cooling fins, and the blade assembly circular hub is mounted on the outer edges of the cooling fins.

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