Invention Grant
- Patent Title: Suspension system providing desired wheel kinematics at prescribed conditions
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Application No.: US17445150Application Date: 2021-08-16
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Publication No.: US11633997B2Publication Date: 2023-04-25
- Inventor: Sung-ling Twu , Ferdous M Z Ghazi , Fred M. Marquardt , Zohir Molhem , Leonid Peschansky , Dean Matthew Perelli
- Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Applicant Address: US MI Detroit
- Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Current Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Current Assignee Address: US MI Detroit
- Agency: Lorenz & Kopf LLP
- Main IPC: B60G7/00
- IPC: B60G7/00 ; B62D7/18

Abstract:
Systems are provided for suspensions that deliver desirable wheel kinematics at prescribed conditions. A system includes a vehicle body structure with an engine cradle, and an associated wheel assembly. A suspension system links the wheel assembly with the engine cradle, and includes a link coupled with the engine cradle and coupled with the wheel assembly. A joint at the link includes a flange that has an opening, an edge, and at least one undercut defined in edge of the flange. The joint allows release of the wheel assembly from the engine cradle by designed tearing between the opening and the at least one undercut. The release is initiated only under loads above a select threshold at the joint, to provide select kinematics of the wheel assembly for specific operational cases.
Public/Granted literature
- US20230053025A1 SUSPENSION SYSTEM PROVIDING DESIRED WHEEL KINEMATICS AT PRESCRIBED CONDITIONS Public/Granted day:2023-02-16
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