Invention Grant
- Patent Title: Jam-tolerant linear control motor for hydraulic actuator valve
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Application No.: US14038154Application Date: 2013-09-26
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Publication No.: US09889929B2Publication Date: 2018-02-13
- Inventor: Charles Eric Covington , Carlos A. Fenny
- Applicant: Bell Helicopter Textron Inc.
- Applicant Address: US TX Fort Worth
- Assignee: Bell Helicopter Textron Inc.
- Current Assignee: Bell Helicopter Textron Inc.
- Current Assignee Address: US TX Fort Worth
- Main IPC: B64C27/32
- IPC: B64C27/32 ; B64C27/64 ; H01F7/06 ; H01F7/122 ; B64C27/605 ; H02K7/00
Abstract:
According to one embodiment, a linear control motor includes a first permanent magnet, a coil, a first magnetic material, a shaft, and a first non-magnetic material. The first non-magnetic material is disposed between at least one of the movable components and at least one of the static components and operable to prevent physical contact between at least one of the movable components and at least one of the static components.
Public/Granted literature
- US20140271201A1 Jam-Tolerant Linear Control Motor for Hydraulic Actuator Valve Public/Granted day:2014-09-18
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