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Class 470/27 - Making headed fastener, e.g., rivet or nail, etc.


Subclass of Class 470 - Threaded, headed fastener, or washer making: process and apparatus
Definition: Subject matter wherein the fastener having an enlargement
No. of patents: 7
Last issue date: 02/13/2007


NumberTitleIssue Date
7175533Method of forming a cold-headed standoff
A method of head trimming a fastener blank in a cold-forging process comprises placing a fastener blank into a bore of a punch having an end face; supporting an underside of a head portion of the fastener blank with the punch end face; moving a die having an interna...
02/13/2007
6308544Vehicle body component with a tin/zinc coating
The invention relates to a coated metal fastener that is prepared by electrogalvanically coating a metal fastener with a layer of tin and zinc mixed crystals, wherein the tin is from about 50 to about 90% by weight of the mixed crystals layer. The fastene...
10/30/2001
6203442Hardened steel pin, pin and washer fastener, washer for fastener, and pin-making method
As formed from a predetermined length of carbon steel wire, such as AISI C 1062 steel wire or high-manganese carbon steel wire, in sequential forming, rolling, and austempering steps, a pin for axial, non-rotational penetration into a steel, concrete, or ...
03/20/2001
5860866Steel pin and method for its manufacture
A steel pin is disclosed of a type to be forcibly driven into a steel substrate by using a powder-actuated tool. The steel pin has a substantially cylindrical shank, and a substantially sharp point which extends from one end of the substantially cylindric...
01/19/1999
5547424Method and an apparatus for making an elongate object
In a method of making an elongate object (49) with a head at one end and a point at the other end, a blank (49) is placed in a die (50) having a through-going channel, following which the head end is subjected to axial pressure by a tool (52), while a sto...
08/20/1996
5533379Method of forming a head on a fastener
A method and apparatus for forming a head, having a controlled predetermined shape on an end of an elongate member, such as a wire, which is formed into a fastener, where an end portion of the wire is secured in a predetermined position and axially compre...
07/09/1996
5131107Method of making a blind fastener
A method for making blind fastener which comprises a fastener body, a stem and a shaped shear ring wire. The shear ring in one embodiment is disposed in an annular groove disposed intermediate the ends of a neck of the stem. When the fastener is installed...
07/21/1992
 
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