Patent · US Expired

Heat transfer tube

US5832995A · kind A · utility

13Cited by
2References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 3, 1995
Grant dateNov 10, 1998
Priority date
Expiry dateJul 3, 2015

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF28F1/422
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

An improved heat transfer tube for use in air conditioning chillers of the shell and tube type. The tube (10) achieves objectives of improved manufacturability, heat transfer performance and fluid flow characteristics by having external helical fins (12) with specified ranges of fin heights and fin density for a specified range of tube outer diameters.

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