Stored energy for failsafe valve
US-2018036564-A1 · Feb 8, 2018 · US
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Mechanical Engineering
Mechanical Engineering · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F24F2011/0098 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 3 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
A locking device for a damper actuator
US-2017065839-A1 · Mar 9, 2017 · US
Drive for fire damper
US-9327148-B2 · May 3, 2016 · US