Lathe
US-12251764-B2 · Mar 18, 2025 · US
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using mechanical transmission through the working-spindle {(B23B31/16 and B23B31/40 take precedence)}
using mechanical transmission through the working-spindle {(B23B31/16 and B23B31/40 take precedence)} · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B23B31/26 |
| Official title | using mechanical transmission through the working-spindle {(B23B31/16 and B23B31/40 take precedence)} |
| Display label | using mechanical transmission through the working-spindle {(B23B31/16 and B23B31/40 take precedence)} |
| Total patents | 22 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 8 |
| 2017 | 5 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Air turbine drive spindle
US-11325140-B2 · May 10, 2022 · US
Lathe
US-2021276106-A1 · Sep 9, 2021 · US
Air turbine drive spindle
US-2020398292-A1 · Dec 24, 2020 · US
Automatic tool loading for milling machine
US-2020230762-A1 · Jul 23, 2020 · US
Self-tightening rotary tool holding system
US-10363609-B2 · Jul 30, 2019 · US
Workholding arbor for gears
US-2019099812-A1 · Apr 4, 2019 · US
Chuck and clamp with quick change function
US-9821377-B2 · Nov 21, 2017 · US
Main spindle device of machine tool
US-9796025-B2 · Oct 24, 2017 · US
Lathe Chuck for Aluminum Alloy Hubs
US-2017209940-A1 · Jul 27, 2017 · US
Self-Tightening Rotary Tool Holding System
US-2017203373-A1 · Jul 20, 2017 · US
Power drill
US-9649697-B2 · May 16, 2017 · US
Pull and / or push rod
US-2016245380-A1 · Aug 25, 2016 · US
High-frequency spindle
US-9352398-B2 · May 31, 2016 · US
Device for chucking a tool or workpiece and method for operating such a chucking device
US-9346105-B2 · May 24, 2016 · US
Power tool with automatic chuck
US-2016114408-A1 · Apr 28, 2016 · US
Main spindle device of machine tool
US-2016096227-A1 · Apr 7, 2016 · US
Fixing device for workpiece in machine tool and machine tool having the fixing device
US-9296047-B2 · Mar 29, 2016 · US
Power tool with automatic chuck
US-9259790-B2 · Feb 16, 2016 · US
Chuck and clamp with quick change function
US-2016008894-A1 · Jan 14, 2016 · US