Invention Grant
- Patent Title: Active control valve for a fluid pump
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Application No.: US17070299Application Date: 2020-10-14
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Publication No.: US11486386B2Publication Date: 2022-11-01
- Inventor: Donald J. Benson , Bela Doszpoly , Paul Peavler
- Applicant: Cummins Inc.
- Applicant Address: US IN Columbus
- Assignee: Cummins Inc.
- Current Assignee: Cummins Inc.
- Current Assignee Address: US IN Columbus
- Agency: Faegre Drinker Biddle & Reath LLP
- Main IPC: F04B49/22
- IPC: F04B49/22 ; F02M37/04 ; F04B49/06

Abstract:
A fluid pump comprising a fluid inlet configured to receive a fluid, a plunger configured to reciprocate within a cylinder from a top dead center position to a bottom dead center position and back to the top dead center position during a given pumping cycle, a pumping chamber defined by the cylinder and the plunger, the pumping chamber being configured to receive the fluid from the fluid inlet, a control valve configured to open to allow fluid to be provided to the pumping chamber, and close after the plunger has passed the bottom dead center position, and a fluid outlet configured to receive a delivery amount of the fluid from the pumping chamber, wherein a first amount of fluid is configured to be provided to the pumping chamber, the first amount of fluid being greater than the delivery amount of fluid.
Public/Granted literature
- US20210131421A1 ACTIVE CONTROL VALVE FOR A FLUID PUMP Public/Granted day:2021-05-06
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