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Patent Searching and Data


Title:
PRESSURE GAUGE
Document Type and Number:
Japanese Patent JP2002164374
Kind Code:
A
Abstract:

To effectively prevent the wire breaking or liquid leakage for improving durability and the reliability.

A resin connector housing 1 has a bonded zone A, etc., adhered to terminal pins 2a, 2b (metal members) and holds a sealed liquid 13. Wire bonded zones of the terminal pins 2a, 2b (metal members), electrically connected to a pressure sensitive element 5 via bonding wires 12, are made of a metal α, having approximately the same composition as that of the bonding wire 12. The metal α may be, e.g. aluminum(Al) or an aluminum alloy, etc. Portions, made of the metal α of the metal members are formed more preferably like strings extending from the wire bond zones to at least the bonded zone A between the metal members and the housing 1. Such a constitution enhances adhesion of the housing 1 or a sealing material 14 to the metal members, and adhesion strength of the bonding wire 12 to the metal member.


Inventors:
YAMAKAWA TOMOYA
TSUMATO MAYUKO
KUWABARA HIROBUMI
Application Number:
JP2000359526A
Publication Date:
June 07, 2002
Filing Date:
November 27, 2000
Export Citation:
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Assignee:
TOYODA MACHINE WORKS LTD
International Classes:
G01L9/00; G01L19/14; H01L21/60; (IPC1-7): H01L21/60; G01L9/00; G01L19/14
Attorney, Agent or Firm:
Fujitani Osamu