Piezo common rail injector with hydraulic clearance compensation integrated into the servo valve
US-10233885-B2 · Mar 19, 2019 · US
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with means for filling or emptying hydraulic chamber, e.g. for compensating clearance or thermal expansion
with means for filling or emptying hydraulic chamber, e.g. for compensating clearance or thermal expansion · 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 | F02M2200/705 |
| Official title | with means for filling or emptying hydraulic chamber, e.g. for compensating clearance or thermal expansion |
| Display label | with means for filling or emptying hydraulic chamber, e.g. for compensating clearance or thermal expansion |
| Total patents | 16 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 3 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Injector
US-10113523-B2 · Oct 30, 2018 · US
Variable-area poppet nozzle actuator
US-10006429-B2 · Jun 26, 2018 · US
Fuel electro-injector for a fuel injection system for an internal combustion engine
US-9970397-B2 · May 15, 2018 · US
Variable-area poppet nozzle actuator
US-2017284355-A1 · Oct 5, 2017 · US
Piezo Common Rail Injector With Hydraulic Clearance Compensation Integrated Into The Servo Valve
US-2017260950-A1 · Sep 14, 2017 · US
Piezo injector
US-9689359-B2 · Jun 27, 2017 · US
Hydraulic coupling
US-9624886-B2 · Apr 18, 2017 · US
Hydraulic temperature compensator and hydraulic lift transmitter
US-9488194-B2 · Nov 8, 2016 · US
Valve for metering fluid
US-9470198-B2 · Oct 18, 2016 · US
Injector
US-2016146172-A1 · May 26, 2016 · US
Piezo Injector
US-2015345443-A1 · Dec 3, 2015 · US
Method and device for refilling and checking the leak-tightness of a fuel injector
US-9097245-B2 · Aug 4, 2015 · US
Fuel electro-injector for a fuel injection system for an internal combustion engine
US-2015108246-A1 · Apr 23, 2015 · US
Hydraulic coupling
US-2015048265-A1 · Feb 19, 2015 · US
Valve for Metering Fluid
US-2015014436-A1 · Jan 15, 2015 · US