Description
MAKING GEARS OR TOOTHED RACKS (by stamping B21D; by rolling B21H; by forging or pressing B21K; by casting B22; arrangements for copying or controlling B23Q; machines or devices for grinding or polishing, in general B24B)
B23F
Technology
Sub-Class
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- 7 259 US PATENTS IN FORCE
- 99 US APPLICATIONS PENDING
- 403 Total Patent Owners
- 1213 TOTAL INVENTORS
Subclasses
| Subclass | Title |
|---|---|
| 1/00 | Making gear teeth by tools of which the profile matches the profile of the required surface (special adaptations for making curved teeth B23F 9/00) |
| 1/02 | Making gear teeth by tools of which the profile matches the profile of the required surface (special adaptations for making curved teeth B23F 9/00) by grinding |
| 1/04 | Making gear teeth by tools of which the profile matches the profile of the required surface (special adaptations for making curved teeth B23F 9/00) by planing or slotting |
| 1/06 | Making gear teeth by tools of which the profile matches the profile of the required surface (special adaptations for making curved teeth B23F 9/00) by milling |
| 1/08 | Making gear teeth by tools of which the profile matches the profile of the required surface (special adaptations for making curved teeth B23F 9/00) by broaching; by broach-milling |
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 9,120,165 | Robust method for skiving and corresponding apparatus comprising a skiving tool | Jun 21, 12 | Sep 01, 15 | KLINGELNBERG AG |
| 9,120,166 | Chamfering device and gear processing machine provided therewith | Oct 06, 10 | Sep 01, 15 | MITSUBISHI HEAVY INDUSTRIES, LTD. |
| 9,120,167 | Method for manufacturing screw-shaped tool | Feb 17, 12 | Sep 01, 15 | MITSUBISHI HEAVY INDUSTRIES, LTD. |
| 9,114,466 | Method for machining a workpiece with a worm-shaped cutting tool | Mar 12, 13 | Aug 25, 15 | NILES WERKZEUGMASCHINEN GMBH, |
| 9,108,257 | Gear shaping machine | Sep 09, 10 | Aug 18, 15 | MITSUBISHI HEAVY INDUSTRIES, LTD. |
| 9,108,258 | Method and tool for manufacturing face gears | Aug 03, 10 | Aug 18, 15 | THE GLEASON WORKS |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2015/0239,054 | TOOL HOLDER AND ATTACHMENT HEAD HAVING SAID TOOL HOLDER | Sep 27, 13 | Aug 27, 15 | WFL MILLTURN TECHNOLOGIES GMBH & CO. KG |
Top Owners in This Class
Top Owners in This Subclass
Applications Filed in This Class - By Year
Applications Filed in This Subclass - By Year
Patents Issued To Date - By Filing Year
Average Time to Issuance
- 33 Months (last 2 years Issuances)
- 33 Months (last 5 years Issuances)
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