US 12,449,371 B2
Sensing device with a sealing structure
Zhongjun Wang, Shanghai (CN); Changlin Wang, Shanghai (CN); Min Xu, Shanghai (CN); Hui Zhang, Shanghai (CN); and Rudolf Tamas Gati, Shanghai (CN)
Assigned to Mettler-Toledo Instruments (Shanghai) Co., Ltd., Shanghai (CN)
Appl. No. 18/267,850
Filed by Mettler-Toledo Instruments (Shanghai) Co., Ltd., Shanghai (CN)
PCT Filed Dec. 17, 2021, PCT No. PCT/CN2021/139345
§ 371(c)(1), (2) Date Jun. 16, 2023,
PCT Pub. No. WO2022/127922, PCT Pub. Date Jun. 23, 2022.
Claims priority of application No. 202011511216.6 (CN), filed on Dec. 18, 2020.
Prior Publication US 2024/0053275 A1, Feb. 15, 2024
Int. Cl. G01N 21/09 (2006.01); G01D 11/24 (2006.01); G01D 11/26 (2006.01); G01N 21/85 (2006.01)
CPC G01N 21/8507 (2013.01) [G01D 11/245 (2013.01); G01D 11/26 (2013.01); G01N 21/09 (2013.01); G01N 2201/0227 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A sensing device with a sealing structure for measuring fluid characteristics by a photoelectric method, said sensing device comprising:
an electrode head;
one or more windows, wherein an outer side of the electrode head is configured to be placed in contact with a fluid to be measured, and the one or more windows are arranged in respective window openings which extend between an inner and an outer face of a wall of the electrode head; and
at least two sealing structures sealing the one or more windows and the respective window opening, wherein a first one of the at least two sealing structures comprises bonded molecules, welded material, or an interference fit.