Vibration absorbing device for rotorcraft专利检索-重航空器飞机类型专利检索查询-专利查询网

Vibration absorbing device for rotorcraft

阅读：578发布：2021-06-04

专利汇可以提供Vibration absorbing device for rotorcraft专利检索，专利查询，专利分析的服务。并且In a vibration absorbing device for rotorcraft, of the type having at least one vibration weight provided in the proximity of a structural member of the rotorcraft through which exciting forces are transmitted to the fuselage, and arranged in such a position and direction of vibration that a selected one of a plurality of forces and moment exciting forces may be offset by the force of inertia of said vibration weight, hydraulic means for imparting vibrations to said vibration weight and means for controlling said hydraulic means to impart desired vibrations to said vibration weight are provided.，下面是Vibration absorbing device for rotorcraft专利的具体信息内容。

权利要求

1. For use in rotary wing vehicles having rotors and means driving said rotors, a vibration absorbing apparatus, comprising: a structural member through which exciting forces are transmitted to the fuselage of said rotary wing vehicle; means coupling said structural member to said vehicle; a vibration weight; means coupling said vibration weight to said structural member in a position and direction of vibration to offset a selected one of a plurality of said exciting forces by the inertia of said vibration weight, said vibration weight coupling means including a resilient member interposed between and coupled to said vibration weight and said structural member; driving means coupled to saiD structural member for imparting vibrations to said vibration weight through said structural member and said resilient member; and control means for controlling said driving means to control the vibrations imparted to said vibration weight.

2. The vibration absorbing apparatus according to claim 1, wherein said structural member comprises a spring lever having one end portion fixedly coupled to a housing of said vehicle and an opposite end portion coupled to said vibration weight driving means; and wherein said vibration weight is coupled through said interposed resilient member to an intermediate portion of said spring lever.

3. The vibration absorbing apparatus according to claim 1, wherein said structural member comprises a lever coupled to a housing of said vehicle; said vibration weight driving means being coupled to said lever, and said vibration weight being coupled to said lever through said interposed resilient member.

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Vibration absorbing device for rotorcraft

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