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US5738475A Adjustable expansion rivet 失效
可调铆钉

Adjustable expansion rivet
摘要:
An adjustable expansion pivot rivet for connecting a movable member to a fixed member having a cylindrical exterior surface, a hollow interior portion with a terminating portion and a solid interior portion such that the hollow interior portion extends through the fixed member and the terminating portion and solid interior portion extends into the movable member, the hollow interior portion expanding in the hole of the fixed member to fill therein, and the termination portion and solid interior portion defining a gap forming a reservoir for lubricant in the movable member.
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