Patent · US Active

Sprayer with integrated valve seats

US9968954B2 · kind B2 · utility

2Cited by

2References

16Claims

0Family size

Assignee

Graco Minnesota Inc. · US

Inventors

Steven D. Becker · Blaine, US
Craig J. Wojciechowski · Foley, US
Harold D. Johnson · Zimmerman, US

Key dates

Filing date	Jan 20, 2015
Grant date	May 15, 2018
Priority date	—
Expiry date	Jan 20, 2035

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB05B9/0861
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A fluid sprayer comprises a fluid source, a spray tip, a pump, and an outlet check value assembly. The spray tip has a fluid outlet aperture, and the pump is disposed to pump fluid from the fluid source out the fluid outlet aperture. The outlet check valve is disposed between the pump and the spray tip, and includes a sealing element, a seat, and a polymer housing. The seat is aligned to receive the sealing element, and the polymer housing is overmolded about the seat.

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