Class F04F : PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED
Subclass 5/04: Jet pumps, i.e. devices in which fluid flow is induced by pressure drop caused by velocity of another fluid flow (diffusion pumps F04F 9/00; combination of jet pumps with pumps of other than jet type F04B; use of jet pumps for priming or boosting non-positive-displacement pumps F04D) the inducing fluid being liquid displacing elastic fluids
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11795050 | Device and method for pumping low evaporation products under vacuum | Nov 29, 21 | Oct 24, 23 | ORTEC EXPANSION |
| 11549522 | Ejector | Jun 26, 19 | Jan 10, 23 | DENSO Corporation |
| 11480197 | Ejector module | Aug 30, 19 | Oct 25, 22 | DENSO Corporation |
| 11400326 | Ejector nozzle and use of the ejector nozzle | Jul 13, 16 | Aug 02, 22 | BASF SE |
| 11274680 | Ejector device | Jan 09, 18 | Mar 15, 22 | Transvac Systems Limited |
| 11131326 | Ejector, ejector production method, and method for setting diffuser outlet flow path | Sep 28, 18 | Sep 28, 21 | TLV CO., LTD. |
| 10767905 | Ejector | Jan 24, 17 | Sep 08, 20 | Denso Corporation |
| 10603985 | Liquid ejector and ejector refrigeration cycle | Sep 01, 15 | Mar 31, 20 | Denso Corporation |
| 10344778 | Ejector for a sealed system | Feb 29, 16 | Jul 09, 19 | Haier US Appliance Solutions, Inc. |
| 10344777 | Ejector with temperature-sensitive drive device | Jul 25, 14 | Jul 09, 19 | Denso Corporation |
| 10330123 | Ejector for refrigeration cycle device | Jul 25, 14 | Jun 25, 19 | Denso Corporation |
| 10316865 | Ejector, manufacturing method thereof, and ejector-type refrigeration cycle | Mar 02, 16 | Jun 11, 19 | Denso Corporation |
| 10253788 | Ejector arrangement | May 13, 15 | Apr 09, 19 | Danfoss A/S |
| 10190455 | Venturi devices resistant to ice formation for producing vacuum from crankcase gases | Oct 28, 16 | Jan 29, 19 | DAYCO IP HOLDINGS, LLC |
| 10184704 | Ejector and ejector-type refrigeration cycle | Feb 26, 16 | Jan 22, 19 | Denso Corporation |
| 10077923 | Ejector | Nov 28, 13 | Sep 18, 18 | Denso Corporation |
| 9931601 | Venturi bypass system and associated methods | Jul 22, 14 | Apr 03, 18 | Hayward Industries, Inc. |
| 9816738 | Ejector | Jul 24, 14 | Nov 14, 17 | DENSO CORPORATION |
| 9801963 | Steam sterilizer | Jan 30, 12 | Oct 31, 17 | SAKURA SEIKI CO., LTD. |
| 9802676 | High efficiency compressor and distribution system | Aug 30, 16 | Oct 31, 17 | Not available |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2021/0148,383 | BLADELESS FAN IN THE FLUID PIPE | May 03, 18 | May 20, 21 | Not available |
| 2016/0186,782 | EJECTOR | Jul 25, 14 | Jun 30, 16 | DENSO CORPORATION |
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