Invention Grant
- Patent Title: Piston for an internal combustion engine and method for producing said piston
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Application No.: US15389521Application Date: 2016-12-23
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Publication No.: US10227949B2Publication Date: 2019-03-12
- Inventor: Curtis J. Graham , Daniel T. Cavanaugh , Waylon S. Walker
- Applicant: Caterpillar Inc.
- Applicant Address: US IL Deerfield
- Assignee: Caterpillar Inc.
- Current Assignee: Caterpillar Inc.
- Current Assignee Address: US IL Deerfield
- Agency: Bookoff McAndrews
- Main IPC: F02F3/28
- IPC: F02F3/28 ; F02B77/08 ; F02B23/06 ; F02F3/22
Abstract:
A piston including a piston crown, the piston crown defining a combustion bowl with a bowl base and bottom surface. A failure initiation structure is provided on the bottom surface of the combustion bowl to initiate favorable fracture at predetermined loads. Such favorable fracture may lead to the a separation of a fragment of the bowl base from the combustion bowl when a predetermined load or pressure is exceeded within the combustion bowl.
Public/Granted literature
- US20180179986A1 PISTON FOR AN INTERNAL COMBUSTION ENGINE AND METHOD FOR PRODUCING SAID PISTON Public/Granted day:2018-06-28
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