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Title:
WIRING BOARD
Document Type and Number:
Japanese Patent JP2022029980
Kind Code:
A
Abstract:
To provide a configuration that allows an increased number of resistors per unit area to be arranged on a wiring board having resistors with a trimming groove formed thereon.SOLUTION: An inspection wiring board 1 as one example of a wiring boards includes an insulation board 11, a first resistor 20R which is arranged on a surface (a first surface) 11a of the insulation board 11 and extends along a first direction, and a second resistor 30R which is arranged adjacent to the first resistor 20R in a second direction Y crossing the first direction X. The first resistor 20R has a first large width section 21 with a trimming groove 25, and a first small width section 22 having a narrower width than the first large width section 21. The second resistor 30R has a second large width section 31 with a trimming groove 35 and a second small width section 32 having a narrower width than the second large width section 31. The large width section 21 and the second small width section 32 are arranged adjacent to each other, and the second large width section 31 and the first small section 22 are arranged adjacent to each other.SELECTED DRAWING: Figure 1

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Inventors:
SANATSURA JUNYA
SONOHARA YOSUKE
Application Number:
JP2020133637A
Publication Date:
February 18, 2022
Filing Date:
August 06, 2020
Export Citation:
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Assignee:
NGK SPARK PLUG CO
International Classes:
H01C7/00; H01C17/24; H05K1/16
Domestic Patent References:
JPH07302704A1995-11-14
Attorney, Agent or Firm:
Seiko Ito
Hiroshi Kitahara
Satoshi Yamauchi
Takeshi Nakanishi



 
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