Patent · US Expired

Gear box breather plug assembly

US4351203A · kind A · utility

32Cited by
4References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 22, 1980
Grant dateSep 28, 1982
Priority date
Expiry dateAug 22, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/7929
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A breather plug assembly for a gear box utilized in an automobile or other machine. The breather plug has a deflector member of tubular shape, having a cylindrical portion contacting the flow of lubricant formed along the inner surface of the gear box. The cylindrical portion is provided with at least one hole located downstream of the flow. Said hole allows ventilation of the interior of the box to the atmosphere.

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