Invention Grant
- Patent Title: Flex circuit interface for strain gauges
- Patent Title (中): 用于应变计的Flex电路接口
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Application No.: US13947258Application Date: 2013-07-22
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Publication No.: US09562802B2Publication Date: 2017-02-07
- Inventor: James A. Head , Kevin M. Fruechte
- Applicant: Illinois Tool Works Inc.
- Applicant Address: US IL Glenview
- Assignee: ILLINOIS TOOL WORKS INC.
- Current Assignee: ILLINOIS TOOL WORKS INC.
- Current Assignee Address: US IL Glenview
- Agency: Nelson Mullins Riley & Scarborough LLP
- Main IPC: G01G3/14
- IPC: G01G3/14 ; G01G21/18 ; G01L1/20

Abstract:
A load cell may include a bar having a supported end, an unsupported end and a sensor holding portion disposed between the supported end and the unsupported end. The load cell may further include a plurality of electronic sensors including a first strain gauge pair and a second strain gauge pair disposed along the sensor holding portion. The load cell may further include an interface member directly connecting the electronic sensors for weight calculation responsive to application of a load to the unsupported end. In some cases, the interface member may include a flex circuit.
Public/Granted literature
- US20150021105A1 FLEX CIRCUIT INTERFACE FOR STRAIN GAUGES Public/Granted day:2015-01-22
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