AXIAL PUMP HAVING STRESS REDUCED PORT PLATE

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20140109761A1
SERIAL NO

13655810

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A port plate is disclosed for use with an axial pump. The port plate may have a cylindrical plate member with a head-end face and a piston-end face located opposite the head-end face, at least one inlet port formed within a first half of the plate member and extending from the head-end face through the piston-end face, and at least one outlet port formed within a second half of the plate member and extending from the head-end face through the piston-end face. The port plate may also have at least one timing hole formed within the plate member at a leading end of the at least one outlet port and passing from the head-end face through the piston-end face, and an arcuate spherical groove extending from the at least one timing hole to the at least one outlet port.

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Patent Owner(s)

Patent OwnerAddress
CATERPILLAR INC100 NE ADAMS STREET PEORIA IL 61629-9510

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
FRITZ, Wayne E Manhattan, US 3 22
JOHNSON, Jeremiah C Saint John, US 5 9

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