Patent · US Expired

Piston pump

US5030070A · kind A · utility

0Cited by
1References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 6, 1990
Grant dateJul 9, 1991
Priority date
Expiry dateMar 6, 2010

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04B11/0033
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A piston pump, having at least one delivery plunger to deliver pressure fluid from a suction chamber via a working chamber into a pressure port, is provided with elastic damping elements arranged in the suction chamber to compensate for the occurring pressure pulsations.

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