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| Number | Title | Issue Date |
| 7387575 | Method of manufacturing hollow body elements, section for use in the method, hollow body element, component assembly and die The invention relates to a method for producing hollow bodies (11, 211, 411) such as nut elements to be fastened to components (13, 213, 413) that usually consist of sheet metal. The invention especially relates to a method for producing hollow bodies ... | 06/17/2008 |
| 7367893 | Fastener manufacturing apparatus and method An assembly line for continuously manufacturing fasteners from a rod with a groove for receiving a wire for retaining the fasteners in a strip includes a receiver for receiving the rod. A die press is arranged to receive the rod from the receiver and includes a pier... | 05/06/2008 |
| 6997814 | Long barrel T-nut An elongated T-nut fastener is formed from a single piece of material. The fastener includes a barrel and a flange, with a threaded portion in the barrel and an unthreaded portion beyond the threaded portion. Fastening sites are provided at spaced locations along th... | 02/14/2006 |
| 6893354 | Method for manufacturing cold-forged wing nuts A method for manufacturing cold-forged wing nuts is to have a column linear material rolled and compressed into lots of column material units connected continuously and then receiving the steps of shearing, flattening, compressing and trimming, punching, wing formin... | 05/17/2005 |
| 6669424 | Screwed connection, fastener for said connection and method for the production thereof A screwed connection has a first connecting means with an external thread and a second connecting means with an internal thread. In order to avoid self-slackening of the screwed connection, the external thread has a denticulation (14-16) which interacts w... | 12/30/2003 |
| 6591657 | Method of manufacturing ball joint An intermediate molding (41) is formed so that a cylindrical arm-to-be portion (42) projects from the cylindrical outer surface of a body portion (13) of the arm-to-be portion (42). The arm-to-be portion (42) has a given thickness and a hole (42a) with a ... | 07/15/2003 |
| 6558263 | Forging method of a hollow part A forging method which enables formation of a hollow part by simple processes. In a cutting process, a cylinder blank 1 is cut at the upsetting ratio of L/D=1.5-2.0. In a first process, the cylinder blank 1 is upset in accordance with the outer shape of a... | 05/06/2003 |
| 6485371 | Grooved nut and manufacturing method thereof A grooved nut including a cylindrical shaft portion having a screw hole at the center, a head portion whose outer periphery is polygonal and which is provided at one end portion of the shaft portion, and a peripheral groove provided at a boundary part bet... | 11/26/2002 |
| 5993320 | Tee nut and method of manufacture A Tee nut and method of manufacture is provided which Tee nut includes a flange and a hollow barrel extending from the flange. The flange is general circular and has a pair of pawls extending upwardly therefrom, each of which terminates in teeth for engag... | 11/30/1999 |
| 5425610 | Metal plate with a screw bore The invention relates to a metal plate (10) with a screw bore (16) starting at one narrow side of the plate and running parallel to the plate surfaces (10a,b), which screw bore (16) is formed in a simple manner in that first recesses, for example through ... | 06/20/1995 |
| 5282698 | Threaded fastener, method of fabrication thereof and method of supporting a mine roof using such a fastener A threaded fastener and method of fabrication thereof wherein the fastener or nut includes a first portion having external, wrench-engaging surfaces and a central, through bore, internally threaded for at least a portion of its length from a base surface.... | 02/01/1994 |
| 5146668 | Method for manufacturing part for floating nut assembly An attaching sleeve for a floating nut assembly is formed from rod or wire stock by successive cold heading or cold forming operations. The steps involve cutting off a longitudinal segment from the stock, forming a flange on the front end of the segment, ... | 09/15/1992 |
| 4159552 | Method of manufacturing a barrel nut A barrel nut particularly adapted for high strength applications, and method of manufacture which results in a great cost reduction as compared with the prior art. The barrel nut comprises a semi-cylindrical barrel element having a recess for the nut elem... | 07/03/1979 |
| 4079475 | Process for manufacturing an internally cast or molded single threaded product A process for casting or molding a single internal thread at the same time that the desired product is cast or molded. The desired thread configuration is defined by two aligned and abutting identical core pins. Each of the pins has a protruding portion i... | 03/21/1978 |
