Bizarre Patents
Apparatus for Simulating a High Five
A self-righting hand-arm configuration which is adapted to pivot when struck by a user, thereby simulating a "high five."
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7334312 | Method of forming axles with internally thickened wall sections A method for forming a variable wall thickness axle or tube with internally thickened wall sections comprises extruding a tubular metal blank within an elongated die. An elongated punch pushes the blank through the die. The punch has an end abutting and pushing the ... | 02/26/2008 |
| 6155092 | Apparatus and method for forming a double ended upset pipe Apparatus for and method of extruding a metal pipe having a uniform inner diameter, and forward and rearward end sections which are thicker than the middle section of the pipe. A metal billet having a bore is inserted into an open ended cylindrical bore o... | 12/05/2000 |
| 5522246 | Process for forming light-weight tublar axles A process for cold forming tubular axles comprises placing a tubular blank within an open ended die having a constricted die throat, and pushing the blank through the die throat with a punch. The punch is provided with a portion that presses the blank axi... | 06/04/1996 |
| 4991421 | Method for extruding an elongated, lightweight rack An elongated, rod-like rack for use in an automotive-type steering gear assembly and like mechanisms, is formed of an elongated extruded tube divided lengthwise into a substantially solid rack portion and a substantially hollow, link portion. Transversely... | 02/12/1991 |
| 4982592 | Method of extruding channeled sleeves A metal tube, such as a valve body sleeve, is cold extruded to form full length and partial length longitudinal channels in its interior wall surface. The channeled tube is formed by extruding a metal, tubular blank, through an open ended die having an ex... | 01/08/1991 |
| 4966023 | Staged tool for boring a hole in an element by axial penetration of the tool A staged tool for boring a hole in a heated element of a material such as metal. The tool is adaptable to being axially forced and operation of the tool causes plastic deformation of the bored material. The tool successively includes, beginning at its fro... | 10/30/1990 |
| 4684352 | Method for producing a composite spark plug center electrode The present invention relates to a composite spark plug center electrode having a sparking tip composed of a precious or semi-precious metal and a method for producing same is disclosed. A right circular cylindrical billet of a corrosion-resistant materia... | 08/04/1987 |
| 4487357 | Method for forming well drill tubing Seamless well drill tubes are formed by extruding seamed tube blanks through a die throat by pushing the tube blank through the die throat with a pusher rod having a portion located internally of the tube and die throat. The pusher rod has a narrow lead p... | 12/11/1984 |
| 4435972 | Process for forming integral spindle-axle tubes A process for cold forming integral spindle-axle tubes includes placing a tubular blank within an open ended die having an extrusion die throat, and pushing the blank through the die throat with a punch. The punch is formed with a ram portion that applies... | 03/13/1984 |
| 4301672 | Process for forming semi-float axle tubes and the like A process for cold forming semi-float axle tubes and similar types of metal tubes which includes arranging a short, tubular blank within an open ended die having an extrusion die throat, and pushing the blank through the die throat with a punch. The punch... | 11/24/1981 |
| 4292831 | Process for extruding a metal tube with inwardly thickened end portions A process for cold extrusion forming a metal tube with thickened end portions, including positioning a short, tubular blank in a die having an extrusion die throat, and pushing the blank through the die throat with a punch. The punch is formed with co-axi... | 10/06/1981 |
| 4277969 | Method of cold forming tubes with interior thicker wall sections A method for cold forming metal tubes with inwardly thickened wall sections including positioning a short, tubular blank in a die having an extrusion die throat, and pushing the blank through the die throat with a punch. The punch is formed with a co-axia... | 07/14/1981 |
| 4223548 | Process and device for extruding hollow sections A process for the extrusion of tubes or similar hollow sections from a billet is disclosed within the billet is forced against a hollow extrusion die surrounding a mandrel and a mandrel support. A core passing through the extrusion billet moves in the dir... | 09/23/1980 |
| 3948073 | Apparatus and method of metal forming A method and apparatus are provided for use in converting readily- available steel tubing blanks into components having enhanced mechanical properties suitable for use in pressure vessels and the like, and more particularly the invention provides further ... | 04/06/1976 |
