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公开(公告)号:US10152739B2
公开(公告)日:2018-12-11
申请号:US14775214
申请日:2014-03-13
发明人: Todd Mansfield , Norm Nguyen , William M. Cresse
摘要: A mobile device software app facilitates a user's identification of a product suitable for various vehicle types and operating environments. The app configures a sensor in the device to sample ambient sound or light in the vicinity of the vehicle, calculates an intensity level value for the sample, compares the value to a list of specification intensity values corresponding to vehicle accessory products, and generates a list of products having intensity values greater than that of the sampled sound or light. The app optionally provides for user selection of a product and for viewing product literature. Users can also access detailed technical installation information, listen to sound samples, and locate product vendors.
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公开(公告)号:USD806596S1
公开(公告)日:2018-01-02
申请号:US29523731
申请日:2015-04-13
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公开(公告)号:USD722398S1
公开(公告)日:2015-02-10
申请号:US29448906
申请日:2013-03-14
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公开(公告)号:USD576960S1
公开(公告)日:2008-09-16
申请号:US29296161
申请日:2007-10-15
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公开(公告)号:USD576959S1
公开(公告)日:2008-09-16
申请号:US29296158
申请日:2007-10-15
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公开(公告)号:USD514010S1
公开(公告)日:2006-01-31
申请号:US29214965
申请日:2004-10-12
申请人: Robert W. Corrigan
设计人: Robert W. Corrigan
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公开(公告)号:US10697793B2
公开(公告)日:2020-06-30
申请号:US16425853
申请日:2019-05-29
IPC分类号: G01C22/00 , G01C22/02 , B60Q5/00 , B60Q1/22 , B60Q1/30 , B60Q1/50 , B60Q9/00 , G01P3/44 , G01P3/48 , B60Q1/34
摘要: A hub-mountable wheel-rotation detector has an electromagnetic generator to convert rotational mechanical energy into electrical energy sufficient to recharge an internal rechargeable battery and power internal alarm and distance-tracking circuitry. The detector provides a combination of backup alarm and hubodometer functionality in a common device.
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公开(公告)号:US10158938B1
公开(公告)日:2018-12-18
申请号:US15662167
申请日:2017-07-27
发明人: Dong Uk Jang , Brian Olsen
摘要: A horn speaker improves ambience and sound quality by minimizing the transmission of sound diffusion and noise while maximizing the transmission of source sound generated by a speaker unit. The sound emitted by the speaker unit is collected in a seating groove and discharged through a discharge outlet of the horn speaker by integrally forming a plurality of horns in primary and secondary cases of the horn speaker enclosure. A simplified structure reduces the size of the horn speaker and difficulty associated with its assembly. The reproduction band of sound can be extended by forming a horn in a duct structure and adding sound pressure by combining it with sound emitted from the resonance of the duct in forward and backward directions. The amplitude of the resonance point is reduced in the same band and consequently advantageously reduces distortion of the sound.
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