Invention Grant
- Patent Title: Fouling resistant spark plug
- Patent Title (中): 防污火花塞
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Application No.: US13766103Application Date: 2013-02-13
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Publication No.: US08729784B2Publication Date: 2014-05-20
- Inventor: Ronald P. Rohrbach , Peter D. Unger , Jeffrey T. Boehler , Jing Zheng
- Applicant: Fram Group IP LLC
- Applicant Address: US IL Lake Forest
- Assignee: Fram Group IP LLC
- Current Assignee: Fram Group IP LLC
- Current Assignee Address: US IL Lake Forest
- Agency: Barnes & Thornburg LLP
- Agent Erin J. Fox
- Main IPC: H01T13/20
- IPC: H01T13/20
Abstract:
An insulator for a spark plug is provided having an insulator tip. The insulator tip includes a feature extending radially inward from an exterior surface of the insulator tip.
Public/Granted literature
- US20130214672A1 FOULING RESISTANT SPARK PLUG Public/Granted day:2013-08-22
Information query
