Invention Grant
US09321527B2 Frequency adapter and return means suitable for being arranged in such a frequency adapter
有权
频率适配器和返回装置适用于配置在这种频率适配器中
- Patent Title: Frequency adapter and return means suitable for being arranged in such a frequency adapter
- Patent Title (中): 频率适配器和返回装置适用于配置在这种频率适配器中
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Application No.: US14294518Application Date: 2014-06-03
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Publication No.: US09321527B2Publication Date: 2016-04-26
- Inventor: Charles Louis , Vincent Girard
- Applicant: Airbus Helicopters
- Applicant Address: FR Marignane
- Assignee: AIRBUS HELICOPTERS
- Current Assignee: AIRBUS HELICOPTERS
- Current Assignee Address: FR Marignane
- Agency: Brooks Kushman P.C.
- Priority: FR0904038 20090825
- Main IPC: B64C27/51
- IPC: B64C27/51 ; F16F1/38
Abstract:
A frequency adapter for a rotorcraft rotor is provided. The frequency adapter has at least first and second cylinders having respective elongate first and second side walls, respectively. The second cylinder is surrounded at least in part by the first cylinder. Resilient return rings are in contact with the first and second side walls. The return rings comprise resilient first and second extreme layers each in contact with the first and second side walls. The adapter is provided with a fluid arranged in a single chamber between the first and second extreme layers.
Public/Granted literature
- US20140271197A1 FREQUENCY ADAPTER AND RETURN MEANS SUITABLE FOR BEING ARRANGED IN SUCH A FREQUENCY ADAPTER Public/Granted day:2014-09-18
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