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US 2020/0102941 A1Published application
Apparatus to prevent side load in hydraulic override pumps
AssigneeEmerson Process Management Valve Automation, Inc.
InventorsJoseph Sun, Matt Christopherson, Edwin Schreuder
Life of this patent
Estimating the term…
Abstract
Apparatus that prevent side load in hydraulic override pumps are disclosed herein. An example apparatus includes a lever rotatably mounted to a support, a pump cylinder rotatable about a first end of the pump cylinder, and a pump rod operatively coupled to the lever to move within the pump cylinder based on rotation of the lever, wherein the pump cylinder rotates when the pump rod moves within the pump cylinder.
Claims20
An apparatus comprising:
- a lever rotatably mounted to a support;
- a pump cylinder rotatable about a first end of the pump cylinder;
- and
- a pump rod operatively coupled to the lever to move within the pump cylinder based on rotation of the lever, wherein the pump cylinder rotates when the pump rod moves within the pump cylinder.
1 more element
An apparatus comprising:
- a pump cylinder rotatable about its first end;
- a pump rod operatively coupled to the pump cylinder to move relative to the pump cylinder in response to movement of a lever;
- and
- a pivot pin operatively coupled to the first end of the pump cylinder to allow rotation of the pump cylinder during movement of the pump rod.
1 more element
Dependencies are inferred from the claim text.