WEIGHING UNIT

WIPO Patent Application WO/2015/045990

A1

A weighing unit having a water-resistant structure is provided that is capable of completely addressing the problem of the conventional danger of a thin rubber diaphragm breaking if cleaning using a brush, cleaning at a high-temperature and high-pressure, or the like, is carried out. A weighing unit (1) for measuring the load on an external load bearing part, said weighing unit being provided with a load cell (10) disposed inside the weighing unit, a coupling part (14) that is inserted through a through-hole (4) formed in an external wall disposed between the load bearing part and the load cell and transfers the load on the external load bearing part to the load cell, and a sealing part (20) for sealing the space between the coupling part and the through-hole. Further, the sealing unit is provided with a hollow rigid sleeve (21) through which the coupling part is inserted, a first metal thin film (23) for sealing the space between the periphery of the opening (22a) at one end of the rigid sleeve and the periphery of the through hole, and a second metal thin film (24) for sealing the space between the periphery of the opening (22b) at the other end of the rigid sleeve and the periphery of the coupling part.

WO/2021/261201	WEIGHT MEASURING DEVICE
WO/2006/082915	ELECTRONIC BALANCE WITH WINDSHIELD
WO/1982/002430	COVER UNIT FOR MEASURING DEVICES

KAGEYAMA TOSHIHARU (JP)
OKAMOTO YUJI (JP)

PCT/JP2014/074587

April 02, 2015

September 17, 2014

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ISHIDA SEISAKUSHO (JP)

G01G21/30; G01G3/14

JPH0529048B2	1993-04-28
JP2001099698A	2001-04-13
JPH04104017A	1992-04-06

Shinjyu Global IP (JP)
fresh green -- a global IP patent business corporation (JP)

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