Patent · US Expired

High-pressure cleaning apparatus with a wobble plate piston pump

US5038673A · kind A · utility

13Cited by
8References
19Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 24, 1989
Grant dateAug 13, 1991
Priority date
Expiry dateJul 24, 2009

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF05C2201/0478
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

In order to produce a high-pressure cleaning apparatus with a wobble plate piston pump which is of less expensive and more wear-resistant design, it is proposed that the piston be made of ceramic and carry a metallic contact element in the region where it contacts the wobble plate.

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