Patent · US Expired

Branch connection fitting

US4179141A · kind A · utility

14Cited by
6References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 4, 1978
Grant dateDec 18, 1979
Priority date
Expiry dateMay 4, 1998

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16L41/082
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A cylindrical branch connection fitting has an end adapted to be welded to a main pipe adjacent an opening therein with a pair of opposed ears and a pair of opposed crotches and a weld bevel extending outwardly from the inner edge of said end. A transition bevel extends from the center of each ear towards the centers of the crotches.

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