- Patent Title: Methods and systems for managing a clearance gap in a piston engine
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Application No.: US13725984Application Date: 2012-12-21
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Publication No.: US08770090B2Publication Date: 2014-07-08
- Inventor: John Lawler , Matt Svrcek
- Applicant: Etagen, Inc.
- Applicant Address: US CA Menlo Park
- Assignee: EtaGen, Inc.
- Current Assignee: EtaGen, Inc.
- Current Assignee Address: US CA Menlo Park
- Agency: Shvarts & Leiz LLP
- Main IPC: F01B23/10
- IPC: F01B23/10

Abstract:
A piston engine may include a non-contact bearing between a piston assembly and a cylinder. The piston may be configured to translate in a bore of the cylinder, and a non-contact bearing may be included in a clearance gap between the piston assembly and the bore. A bearing fluid may be supplied to the clearance gap via the piston assembly and/or cylinder to create the non-contact bearing. A bearing element may be used to direct or otherwise manage the flow of bearing fluid in the clearance gap. The bearing element may include one or more holes, porous portions, and/or passages to direct the bearing fluid to the clearance gap.
Public/Granted literature
- US20130167795A1 METHODS AND SYSTEMS FOR MANAGING A CLEARANCE GAP IN A PISTON ENGINE Public/Granted day:2013-07-04
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