FULLY-AUTOMATED HAND-HELD PRESSURE CALIBRATOR

WIPO Patent Application WO/2018/014790

A1

A fully-automated hand-held pressure calibrator, comprising a housing, and gas path components and circuit components installed in the housing. The gas path components comprise a pressure source capable of supplying a pressurized gas. The gas path components and circuit components are integrated and installed in the housing in a modular manner, and the shape of the housing is suitable to be held in a hand. The pressure calibrator of the present invention enables all kinds of functions including pressure generation, pressure control, pressure instrument connection, and recording, result calculation, and report output of a pressure calibration process, and is suitable for on-site and on-line calibration of a pressure instrument.

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HUANG ZHIYONG (CN)
LIU XIN (CN)
DONG FENGSHAN (CN)
TIAN XILEI (CN)
LI RUI (CN)
JI WEI (CN)
LI LICHENG (CN)
WANG GANG (CN)
GAO HONGJUN (CN)
WAN CHUNHUI (CN)

PCT/CN2017/092962

January 25, 2018

July 14, 2017

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BEIJING CONST INSTRUMENTS TECH INC (CN)

G01L27/00

CN205879444U	2017-01-11
CN102305688A	2012-01-04
CN201269794Y	2009-07-08
CN103267608A	2013-08-28
JP2002174562A	2002-06-21
JPH0868713A	1996-03-12

See also references of EP 3495795A4

SHANGCHENG & PARTNERS (CN)

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