Patent search ap:("CATERPILLAR TRACTOR CO") AND inv:"KENNEMER ROBERT E" Page 1

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发明授权
Grooved cylinder liner for reduced ring groove wear 失效
Title translation: 沟槽气缸套减少环槽磨损

公开(公告)号：US2971802A

公开(公告)日：1961-02-14

申请号：US76488758

申请日：1958-10-02

Applicant: CATERPILLAR TRACTOR CO

Inventor： KENNEMER ROBERT E , IMMEL JOHN A , CAMBRON ROBERT B , BARTON JAMES S

IPC: F02F1/18 , F02F1/20 , F16J9/00

CPC classification number: F16J9/00 , F02F1/18 , F02F1/20

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