Patent · US Active

Sealing moving with piston in a high-pressure pump

US10591446B2 · kind B2 · utility

0Cited by

5References

19Claims

0Family size

Assignee

AGILENT TECHNOLOGIES, INC. · US

Inventors

Blasius Nocon · Waldbronn, DE
Joachim Wagner · Ludwigshafen, DE
Karsten Lehradt · Waldbronn, DE

Key dates

Filing date	Mar 31, 2014
Grant date	Mar 17, 2020
Priority date	—
Expiry date	Jul 3, 2034

Classification

Technology area (CPC G)Physics
CPC primaryG01N2030/326
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A piston member for a high-pressure pump for pumping fluid in a sample separation apparatus, wherein the piston member comprises a piston configured for being mountable to reciprocate in a piston chamber for displacing fluid, and a sealing for sealing between the piston member and the piston chamber when the piston member is mounted in the piston chamber to reciprocate, wherein the sealing is mounted on the piston so as to reciprocate together with the piston.

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