Patents Assigned to Nakanishi Construction Company
  • Drilling/cutting machine for making joints in wooden members
    Patent number: 5595226
    Abstract: A drilling/cutting machine for forming joints for accommodating metal protrusions of a metal plate connector. The machine can cut one or more joints simultaneously with a drilling/cutting bit that drills and simultaneously cuts smaller and larger width slots completing the joint.
    Type: Grant
    Filed: July 14, 1994
    Date of Patent: January 21, 1997
    Assignee: Nakanishi Construction Company
    Inventor: Teruo Nakanishi
  • Drilling/cutting bit, and method of making joint
    Patent number: 5507331
    Abstract: A drilling/cutting bit for forming joints in wooden members to be connected together by a coupling. The bit simultaneously forms a smaller width slot, a larger width slot, and a curved transition between the slots.
    Type: Grant
    Filed: July 15, 1994
    Date of Patent: April 16, 1996
    Assignee: Nakanishi Construction Company
    Inventor: Teruo Nakanishi
  • Structural joint and connector
    Patent number: 5501048
    Abstract: A structural joint and connector for securely connecting a vertical post to a foundation wall. The structural joint and connector comprise a lower plate firmly connected to the foundation wall, a middle plate positioned on top of the lower plate 1, and an plate. The lateral positioning of the middle plate is adjustable to accurate position the post relative to the foundation wall.
    Type: Grant
    Filed: September 30, 1994
    Date of Patent: March 26, 1996
    Assignee: Nakanishi Construction Company
    Inventor: Teruo Nakanishi
  • Drill/cutting bit, and method of making structural joint
    Patent number: 5499667
    Abstract: A drill/cutting tool for making joints in wooden members for receiving a metal plate connector. The drill/cutting tool can bore a hole, and then simultaneously cut a smaller width groove and larger width groove from the hole to complete forming the joint. Also, a method of making a joint in wood members.
    Type: Grant
    Filed: June 21, 1994
    Date of Patent: March 19, 1996
    Assignee: Nakanishi Construction Company
    Inventor: Teruo Nakanishi