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. 30, 2025

Filed:

Aug. 23, 2024
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Jeemon Kurian, Fountain Inn, SC (US);

Jonathan Stewart, Fountain Inn, SC (US);

Enrique Busquets, Fountain Inn, SC (US);

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 1/10 (2006.01); F04C 11/00 (2006.01); F04C 15/00 (2006.01);
U.S. Cl.
CPC ...
F16D 1/10 (2013.01); F04C 11/001 (2013.01); F04C 15/0057 (2013.01); F16D 2001/103 (2013.01); Y10T 403/7026 (2015.01); Y10T 403/7035 (2015.01);
Abstract

A hydrostatic pump includes a first pumping unit having a first driveshaft extending between a first end and a second end. A second pumping unit has a second driveshaft, the second driveshaft extending between a first end and a second end. A port block is positioned between the first pumping unit and the second pumping unit. A coupler is positioned within the port block, the coupler receiving the second end of the first driveshaft and the first end of the second driveshaft and configured to transmit torque from the first driveshaft to the second driveshaft. The coupler includes an internal spline configured to engage the second end of the first driveshaft and a support land spaced apart from the internal spline via an annular recess, the support land configured to support the first driveshaft at a location between the internal spline and the first end of the first driveshaft.


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