Patent · US Expired

Vent cap for a container accommodating hydraulic fluids

US4392584A · kind A · utility

20Cited by
6References
36Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 30, 1980
Grant dateJul 12, 1983
Priority date
Expiry dateOct 30, 2000

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D51/1611
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A vent cap for a container of housing which accommodates a hydraulic operating medium. The vent cap includes a housing type cover which has labyrinth walls. The cover is adapted to be closed by a base insert which includes a vent passage. The vent cap is adapted to be mounted on a vent opening of the container or housing. The housing type cover is rotatably mounted on the base insert.

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