FIXING MECHANISM OF MOUNTED MEMBER, FIXING MECHANISM OF MOUNTING MEMBER, AND FIXING STRUCTURE BETWEEN MEMBERS

PROBLEM TO BE SOLVED: To provide a fixing structure capable of preventing air leakage from a clearance between a projecting portion and a through hole after installation, even if the through hole for inserting the projecting portion of a mounting member is formed on the flat face of the mounted memb...

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Bibliographische Detailangaben
Hauptverfasser: MORI TOSHIKATSU, NOGUCHI AKITOSHI
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a fixing structure capable of preventing air leakage from a clearance between a projecting portion and a through hole after installation, even if the through hole for inserting the projecting portion of a mounting member is formed on the flat face of the mounted member to install the mounting member into the flat face of the mounted member. SOLUTION: The mounted member 1 is formed with a cylindrical portion 9 stood from the through hole 8. The inside of the cylindrical portion 9 has a stepped face 10 as its tip opening side has a small-diameter portion 9B and its basic end side has a large-diameter portion 9A. The projecting portion 22 of the mounting member 14 has a cylindrical seal 24 having a diameter approximately the same as the inner peripheral face of the small-diameter portion 9B, and a movable piece 25 axially extending from the seal 24. A lock 27 engageable with the stepped face 10 is formed on the tip of the movable piece 25. Thus the lock 27 of the movable piece 25 is engaged with the stepped face 10 of the cylindrical portion 9, and the outer peripheral face of the seal 24 is air-tightly kept into contact with the inner peripheral face of the cylindrical portion 9 by inserting the projecting portion 22 into the cylindrical portion 9. COPYRIGHT: (C)2007,JPO&INPIT