Did You Know...
...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 7363791 | Rotary stamping apparatus and method of forming sheet metal A rotary stamping apparatus for forming moving sheet metal and having a die assembly moveable forward and backward along a linear path, with upper and lower dies on respective sides of the sheet metal, the dies being closeable on the sheet metal for forming, and, a ... | 04/29/2008 |
| 7343769 | Corrugation forming method A corrugation forming apparatus includes, as forming members, a rack tool assembled to a slide table and a pinion tool which rotates with rotation of a shaft. The apparatus also includes, as a displacement synchronization mechanism, a feed rack integrally assembled ... | 03/18/2008 |
| 7047782 | Method for roll forming, capable of preventing wrinkles and device therefor A die roll 3 comprises a core part 3a which is formed of an elastic material and faces a punch part 2a of a punch roll 2. The core part 3a presses a bottom portion 4b of a drawn portion 4 | 05/23/2006 |
| 7024752 | Crimping press with contact feed A crimping press has a tool receptacle arranged at a lower end of a pressing slider provided with a force-sensing device. The forces arising during the crimping operation are transmitted from the supporting surfaces of an upper tool to several points on the force-se... | 04/11/2006 |
| 5722281 | Apparatus for manufacturing an automotive steering rack An automobile steering rack manufacturing apparatus has a material clamp for holding a hollow pipe-like rack material that has a solid core bar inserted therein. A forming roll on the apparatus has an outer periphery with rack teeth formed thereon, while ... | 03/03/1998 |
| 5628222 | Method of manufacturing a rack A method of forming a hollow pipe-like rack material with rack teeth by causing mutual movement of the rack material and a forming roll is disclosed. A core bar is inserted inside the pipe-like material where the sectional profile of the core bar has a ma... | 05/13/1997 |
| 5197318 | Metal forming method and apparatus Apparatus for forming fins along a web of metallic material utilizing first and second opposed endless chains, and with the first chain adapted to support the web of metallic material thereon, and comprising a plurality of spaced-apart anvil links. The up... | 03/30/1993 |
| 4366693 | Method of producing shaped rolled sections Proposed herein is a method of producing shaped rolled sections, residing in that the blank is subjected to plastic working by being rolled and cold formed in rolls, with the former put in between the blank and the rolls; the former being made as a rod-li... | 01/04/1983 |
