The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 06, 2022

Filed:

Apr. 08, 2019
Applicant:

The Raymond Corporation, Greene, NY (US);

Inventor:

Erik C. Tracy, Johnson City, NY (US);

Assignee:

The Raymond Corporation, Greene, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66F 9/075 (2006.01); B66F 9/07 (2006.01); B66F 9/22 (2006.01);
U.S. Cl.
CPC ...
B66F 9/0755 (2013.01); B66F 9/072 (2013.01); B66F 9/22 (2013.01);
Abstract

The present disclosure provides systems and methods for determining an efficient hydraulic pump speed of a hydraulic pump configured for use with a hydraulic system of a material handling vehicle having a fork assembly configured to perform a hydraulic function on a load on the fork assembly. In some configurations, the systems and methods may comprise measuring a height of the fork assembly using a height sensor. The systems and methods may further comprise measuring a temperature of hydraulic oil within the hydraulic system using a temperature sensor. The systems and methods may further comprise measuring a weight of the load using a weight sensor. The systems and methods may further comprise determining a hydraulic pump speed based on at least one of the height of the fork assembly, the temperature of the hydraulic oil, and the weight of the load.


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