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NH Angle is a news and information aggregation by staff and audience of the New Hampshire Union Leader, The Goffstown News, The Bedford Bulletin, The Hooksett Banner and The Salem Observer. Share a news link here or comment on this item below.

Winchester inventor revolutionizes way mechanical connections are made

At first glance, the tapered wave threads — which resemble a sine wave in profile — don’t look like they’ll hold firmly. The wave thread makes contact on 100 percent of its surface area, said Van Cor, unlike traditional threads, which inevitably leave a gap.

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