Invention Grant
- Patent Title: Battery terminal inspection apparatus, inspection method, and cylindrical dry battery
- Patent Title (中): 电池端子检查装置,检查方法和圆柱形干电池
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Application No.: US12223220Application Date: 2006-06-23
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Publication No.: US08040109B2Publication Date: 2011-10-18
- Inventor: Shigeyuki Kuniya , Yuji Tsuchida , Tatsuya Yamazaki
- Applicant: Shigeyuki Kuniya , Yuji Tsuchida , Tatsuya Yamazaki
- Applicant Address: JP Shizuoka
- Assignee: FDK Energy Co., Ltd.
- Current Assignee: FDK Energy Co., Ltd.
- Current Assignee Address: JP Shizuoka
- Agency: Harness, Dickey & Pierce, PLC
- Priority: JP2006-016780 20060125
- International Application: PCT/JP2006/312584 WO 20060623
- International Announcement: WO2007/086154 WO 20070802
- Main IPC: H02J7/00
- IPC: H02J7/00 ; H02J7/14

Abstract:
Poor contact on a terminal face that is likely to especially occur with a dry battery with low electromotive force can be appropriately inspected and suppressed. Moreover, the inspection can be highly efficiently performed in a non-contacting state. Also, a cylindrical dry battery in which the poor contact on the terminal face is certainly suppressed is provided. An apparatus 50 that inspects an electric contact at an outer surface of a positive terminal 12 and a negative terminal 32 of a dry battery 10, includes: a light-emitting section 51 that makes a light incident on a part to be measured on a terminal face of the battery; a light-receiving section 52 that detects a reflection state of the light from the part to be measured, and a measurement processing section 55 that quantifies gloss level of the part to be measured based on detection with the light-receiving section 52, wherein evaluation data of the electric contact is obtained with measurement values of the gloss level.
Public/Granted literature
- US20100103423A1 Battery Terminal Inspection Apparatus, Inspection Method, and Cylindrical Dry Battery Public/Granted day:2010-04-29
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