THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH (thread- forming by corrugating tubes F B21D 15/04, by rolling B21H 3/02, by forging, pressing, or hammering B21K 1/56; making helical grooves by turning B23B 5/48, by milling B23C 3/32, by grinding B24B 19/02; arrangements for copying or controlling B23Q)
| Subclass | Title |
|---|---|
| 1/00 | Thread cutting; Automatic machines specially designed therefor |
| 1/02 | Thread cutting; Automatic machines specially designed therefor on an external or internal cylindrical or conical surface, e.g. on recesses (B23G 1/16, B23G 1/22, B23G 1/32, B23G 1/36 take precedence) |
| 1/04 | Thread cutting; Automatic machines specially designed therefor on an external or internal cylindrical or conical surface, e.g. on recesses (B23G 1/16, B23G 1/22, B23G 1/32, B23G 1/36 take precedence) Machines with one working-spindle |
| 1/06 | Thread cutting; Automatic machines specially designed therefor on an external or internal cylindrical or conical surface, e.g. on recesses (B23G 1/16, B23G 1/22, B23G 1/32, B23G 1/36 take precedence) Machines with one working-spindle specially adapted for making conical screws, e.g. wood-screws |
| 1/08 | Thread cutting; Automatic machines specially designed therefor on an external or internal cylindrical or conical surface, e.g. on recesses (B23G 1/16, B23G 1/22, B23G 1/32, B23G 1/36 take precedence) Machines with a plurality of working-spindles |
| 1/10 | Thread cutting; Automatic machines specially designed therefor on an external or internal cylindrical or conical surface, e.g. on recesses (B23G 1/16, B23G 1/22, B23G 1/32, B23G 1/36 take precedence) Machines with a plurality of working-spindles specially adapted for making conical screws, e.g. wood-screws |
| 1/12 | Thread cutting; Automatic machines specially designed therefor on an external or internal cylindrical or conical surface, e.g. on recesses (B23G 1/16, B23G 1/22, B23G 1/32, B23G 1/36 take precedence) Machines with a toothed cutter in the shape of a spur gear or the like which is rotated to generate the thread profile as the work rotates |
| 1/14 | Thread cutting; Automatic machines specially designed therefor on an external or internal cylindrical or conical surface, e.g. on recesses (B23G 1/16, B23G 1/22, B23G 1/32, B23G 1/36 take precedence) Machines with a toothed cutter in the shape of a spur gear or the like which is rotated to generate the thread profile as the work rotates specially adapted for making conical screws, e.g. wood-screws |
| 1/16 | Thread cutting; Automatic machines specially designed therefor in holes of workpieces by taps (B23G 1/26, B23G 1/32, B23G 1/36 take precedence) |
| 1/18 | Thread cutting; Automatic machines specially designed therefor in holes of workpieces by taps (B23G 1/26, B23G 1/32, B23G 1/36 take precedence) Machines with one working-spindle |
| 1/20 | Thread cutting; Automatic machines specially designed therefor in holes of workpieces by taps (B23G 1/26, B23G 1/32, B23G 1/36 take precedence) Machines with a plurality of working-spindles |
| 1/22 | Thread cutting; Automatic machines specially designed therefor Machines specially designed for operating on pipes or tubes |
| 1/24 | Thread cutting; Automatic machines specially designed therefor Machines specially designed for operating on pipes or tubes portable |
| 1/26 | Thread cutting; Automatic machines specially designed therefor Manually-operated thread-cutting devices (features of the threading tool B23G 5/00) |
| 1/28 | Thread cutting; Automatic machines specially designed therefor Manually-operated thread-cutting devices (features of the threading tool B23G 5/00) with means for adjusting the threading tool |
| 1/30 | Thread cutting; Automatic machines specially designed therefor Manually-operated thread-cutting devices (features of the threading tool B23G 5/00) without means for adjusting the threading tool, e.g. with die-stocks (tap wrenches B25B) |
| 1/32 | Thread cutting; Automatic machines specially designed therefor by milling |
| 1/34 | Thread cutting; Automatic machines specially designed therefor by milling with a cutting bit moving in a closed path arranged eccentrically with respect to the axis of the rotating workpiece |
| 1/36 | Thread cutting; Automatic machines specially designed therefor by grinding |
| 1/38 | Thread cutting; Automatic machines specially designed therefor by grinding with grinding discs guided along the workpiece in accordance with the pitch of the required thread |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0149,335 | METHOD FOR MANUFACTURING A DIE-CASTING MACHINE AND DIE-CASTING MACHINE | Mar 09, 22 | May 09, 24 | Not available |
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