FORGING; HAMMERING; PRESSING; RIVETING; FORGE FURNACES (rolling of metal B21B; making particular products by forging or pressing B21K; cladding or plating B23K; finishing surfaces by hammering B23P 9/04; compacting surfaces by blasting with particulate material B24C 1/10; general features of presses, presses for consolidating scrap B30B; furnaces in general
| Subclass | Title |
|---|---|
| 1/00 | Preparing metal stock |
| 1/02 | Preparing metal stock Preliminary treatment of metal stock without particular shaping, e.g. salvaging segregated zones, forging or pressing in the rough (modifying the physical properties by deformation C21D 7/00, C22F 1/00) |
| 1/04 | Preparing metal stock Shaping in the rough solely by forging or pressing |
| 1/06 | Preparing metal stock Heating or cooling methods or arrangements specially adapted for performing forging or pressing operations |
| 3/00 | Lubricating during forging or pressing (lubricating in general F16N) |
| 5/00 | Methods for forging, hammering, or pressing (for working sheet metal or metal tubes, rods, or profiles B21D; for working wire B21F); Special equipment or accessories therefor |
| 5/02 | Methods for forging, hammering, or pressing (for working sheet metal or metal tubes, rods, or profiles B21D; for working wire B21F); Special equipment or accessories therefor Die forging; Trimming by making use of special dies |
| 5/04 | Methods for forging, hammering, or pressing (for working sheet metal or metal tubes, rods, or profiles B21D; for working wire B21F); Special equipment or accessories therefor by directly applied fluid pressure or explosive action |
| 5/06 | Methods for forging, hammering, or pressing (for working sheet metal or metal tubes, rods, or profiles B21D; for working wire B21F); Special equipment or accessories therefor for performing particular operations |
| 5/08 | Methods for forging, hammering, or pressing (for working sheet metal or metal tubes, rods, or profiles B21D; for working wire B21F); Special equipment or accessories therefor for performing particular operations Upsetting |
| 5/10 | Methods for forging, hammering, or pressing (for working sheet metal or metal tubes, rods, or profiles B21D; for working wire B21F); Special equipment or accessories therefor for performing particular operations Piercing billets (in combination with extrusion B21C 23/00) |
| 5/12 | Methods for forging, hammering, or pressing (for working sheet metal or metal tubes, rods, or profiles B21D; for working wire B21F); Special equipment or accessories therefor for performing particular operations Forming profiles on internal or external surfaces (making screw-thread by forging, pressing, or hammering B21K) |
| 7/00 | Hammers; Forging machines with hammers or die jaws acting by impact (hand hammers B25D; electrical features section H) |
| 7/02 | Hammers; Forging machines with hammers or die jaws acting by impact (hand hammers B25D; electrical features section H) Special design or construction |
| 7/04 | Hammers; Forging machines with hammers or die jaws acting by impact (hand hammers B25D; electrical features section H) Special design or construction Power hammers |
| 7/06 | Hammers; Forging machines with hammers or die jaws acting by impact (hand hammers B25D; electrical features section H) Special design or construction Drop hammers |
| 7/08 | Hammers; Forging machines with hammers or die jaws acting by impact (hand hammers B25D; electrical features section H) Special design or construction Drop hammers with rigidly-guided hammer |
| 7/10 | Hammers; Forging machines with hammers or die jaws acting by impact (hand hammers B25D; electrical features section H) Special design or construction with both drive and hammer connected to a fulcrumed lever, e.g. tail hammers |
| 7/12 | Hammers; Forging machines with hammers or die jaws acting by impact (hand hammers B25D; electrical features section H) Special design or construction with both drive and hammer connected to a fulcrumed lever, e.g. tail hammers the lever being a spring, i.e. spring hammers |
| 7/14 | Hammers; Forging machines with hammers or die jaws acting by impact (hand hammers B25D; electrical features section H) Special design or construction Forging machines working with several hammers |
| Upgrade to the Professional Level to view Top Owners for this Class.Learn More |
|---|
