Patent · US Expired

Pump sprayer with stationary discharge

US5425476A · kind A · utility

6Cited by
10References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 29, 1994
Grant dateJun 20, 1995
Priority date
Expiry dateJun 29, 2014

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB05B11/1016
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A precompression pump sprayer having a stationary discharge is of compact construction while having separate springs for the plunger and valve member as well as pump priming and container venting features.

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