Title:
TESTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/050888
Kind Code:
A1
Abstract:
A testing device (1), comprising wall portions (11) and connectors (12), wherein the wall portions (11) comprise a testing wall portion (111), an enclosing wall portion (112) and an observation wall portion (113); the testing wall portion (111), the enclosing wall portion (112) and the observation wall portion (113) enclose an air pressure cavity (114); the testing wall portion (111) has a testing hole (111a) in communication with the air pressure cavity (114); the testing hole (111a) is configured to connect to a member (13) to be tested; the testing wall portion (111) is configured in such a way that the sealing performance of the member (13) to be tested is tested by means of the testing hole (111a); the observation wall portion (113) is configured for the observation of the situation in the air pressure cavity (114); a plurality of connectors (12) are provided on the enclosing wall portion (112); each connector (12) has a communication hole (124); the communication hole (124) is in communication with the air pressure cavity (114); the connectors (12) are used for connecting to an air pump and a plurality of pressure meters (15); and the communication holes (124) are used for being in communication with the air pressure cavity (114), the air pump and the pressure meters (15).
Inventors:
ZHU HONGHUA (CN)
HE GUOPING (CN)
HE GUOPING (CN)
Application Number:
PCT/CN2022/121464
Publication Date:
March 14, 2024
Filing Date:
September 26, 2022
Export Citation:
Assignee:
TAIWAN SEMICONDUCTOR MFG CO LTD (CN)
TSMC CHINA COMPANY LTD (CN)
TSMC CHINA COMPANY LTD (CN)
International Classes:
G01M3/26; G01L25/00
Foreign References:
| US20200393322A1 | 2020-12-17 | |||
| CN112763158A | 2021-05-07 | |||
| CN202182803U | 2012-04-04 | |||
| CN210400713U | 2020-04-24 | |||
| CN210442057U | 2020-05-01 | |||
| DE102021202589B3 | 2022-05-25 | |||
| JP2020085485A | 2020-06-04 | |||
| US8448498B1 | 2013-05-28 |
Other References:
XINYU XU, JIANG JUNJIE; DU YINFEI: "Research and Manufacture of Atmospheric Pressure Gauge Calibration Equipment", TECHNOLOGY INNOVATION AND APPLICATION, 18 January 2017 (2017-01-18), pages 93, XP093147084
Attorney, Agent or Firm:
BEIJING EAST IP LTD. (CN)
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