Title:
ロードセル
Document Type and Number:
Japanese Patent JP5751683
Kind Code:
B2
Abstract:
A load cell has a longitudinal body including a bending beam axially between a force input element and a force output element, strain gages applied on strainable measuring parts of the bending beam, a hermetically sealed enclosure outside around the strain gages and the strainable measuring parts, and an overload protection arrangement including an overload beam in a recess in the bending beam, a receiving hole partially in the overload beam, and a fitting pin received in the receiving hole so that a defined gap is formed between the fitting pin and an adjacent stop surface in the recess of the bending beam. In further embodiments, the enclosure includes a stiff pipe sleeve and ring elements with flexible membranes connecting the sleeve to the longitudinal body, and a mounting end face of the longitudinal body has centering pins in holes and an O-ring in a groove.
Inventors:
Schmitter Arno
Scherrer Ralph
Scherrer Ralph
Application Number:
JP2013503030A
Publication Date:
July 22, 2015
Filing Date:
April 06, 2011
Export Citation:
Assignee:
Hottingel Baldvin Mesteknik Gezershyaft Mito Beschlenktel Haftung
International Classes:
G01L1/26; G01G3/14; G01G21/30
Domestic Patent References:
| JP5346358A | ||||
| JP6247929U | ||||
| JP58182132U | ||||
| JP56146235U |
Attorney, Agent or Firm:
Mitsufumi Esaki
Blacksmith
Ryota Imamura
Kiyota Eisho
Blacksmith
Ryota Imamura
Kiyota Eisho