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:
Apr. 12, 2022

Filed:

Jun. 04, 2019
Applicant:

Ls Mtron Ltd., Anyang-si, KR;

Inventors:

Kyung Nyung Woo, Anyang-si, KR;

Jong Rak Choi, Anyang-si, KR;

Assignee:

LS MTRON LTD., Anyang-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 57/04 (2010.01); F16H 61/4165 (2010.01);
U.S. Cl.
CPC ...
F16H 57/0413 (2013.01); F16H 57/0424 (2013.01); F16H 61/4165 (2013.01);
Abstract

The present invention relates to an oil cooling apparatus for hydrostatic transmissions that includes a cooling main body coupled to a transmission case in which a hydrostatic transmission is installed; an accommodating groove formed in the cooling main body to accommodate oil; a cover unit coupled to the cooling main body to cover the accommodating groove; a supply port configured to supply the oil to the accommodating groove; a discharge port configured to discharge the oil from the accommodating groove; a plurality of guide ribs installed at positions spaced apart from each other to guide a flow direction of oil flowing along a flow path formed in the accommodating groove; a first hurdle unit coupled to at least one of the guide ribs to form a first flow region through which the oil passes; and a second hurdle unit coupled to at least one of the guide ribs to form a second flow region through which the oil passes.


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