Scroll compressor having a capacity variable device
US-10865791-B2 · Dec 15, 2020 · US
This page is not indexed by search engines while we improve data quality.
using bypass channels
using bypass channels · 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 | F01C20/26 |
| Official title | using bypass channels |
| Display label | using bypass channels |
| Total patents | 10 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2017 | 3 |
| 2019 | 2 |
| 2020 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Scroll compressor
US-2019219055-A1 · Jul 18, 2019 · US
Scroll expander
US-10301940-B2 · May 28, 2019 · US
Scroll compressor having a back pressure chamber assembly disposed on a fixed scroll plate and an elastic member disposed between a floating plate and a discharge cover
US-9732752-B2 · Aug 15, 2017 · US
Optimized performance strategy for a multi-stage volumetric expander
US-2017167302-A1 · Jun 15, 2017 · US
Scroll Expander
US-2017167262-A1 · Jun 15, 2017 · US
Scroll compressor
US-2015316055-A1 · Nov 5, 2015 · US
Positive displacement expander and refrigeration cycle apparatus including positive displacement expander
US-9121278-B2 · Sep 1, 2015 · US
Fluid Machine
US-2015033743-A1 · Feb 5, 2015 · US
Fluid Machine
US-2015033744-A1 · Feb 5, 2015 · US