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Coupling member, method for producing coupling member, and wooden member joint structure

  • US 9,739,299 B2
  • Filed: 08/04/2014
  • Issued: 08/22/2017
  • Est. Priority Date: 08/06/2013
  • Status: Active Grant
First Claim
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1. A coupling member, comprising:

  • a metal rod-shaped main body portion to be embedded and held in a wooden member; and

    an inner rod portion protruding from an end face of the main body portion and to be coupled to a mating member, the mating member to be joined to the wooden member or the inner rod portion to be coupled to a joint device secured to the mating member,wherein the inner rod portion axially extends from a portion protruding from the end face of the main body portion to a predetermined depth in a hole axially extending in the main body portion from a first open end to an opposing second end that is a deepest part of the hole, has a periphery separated from the main body portion so as to form an annular gap between the inner rod portion and the main body portion to allow axial deformation of the inner rod portion relative to the main body portion, and is integrally connected to the main body portion at the deepest part of the hole extending in the main body portion.

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