Patent · US Expired

Flow restriction device

US5868163A · kind A · utility

1Cited by
3References
10Claims
0Family size

Inventor

Key dates

Filing dateJan 21, 1997
Grant dateFeb 9, 1999
Priority date
Expiry dateJan 21, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/9464
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A flow control device (40) which is to be inserted in the valve seat of a tap. The flow control device (40) includes a threaded section (48) to threadably engage an associated tap within which the device (40) is located. The device (40) includes a passage (42) which terminates internally of the body (43). Passages (44) radiate from the passage (45) through the body to a peripheral surface (45). The end face (47) of the device (40) is intended to be engaged by the washer of the tap.

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