Torque overlay steering apparatus

Invention Grant

US10793183B2 Torque overlay steering apparatus 有权

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Patent Title: Torque overlay steering apparatus
Application No.: US15851855

Application Date: 2017-12-22
Publication No.: US10793183B2

Publication Date: 2020-10-06
Inventor: Joseph E. Harter, Jr. , Kevin E. Boyle
Applicant: TRW Automotive U.S. LLC
Applicant Address: US MI Livonia
Assignee: TRW AUTOMOTIVE U.S. LLC
Current Assignee: TRW AUTOMOTIVE U.S. LLC
Current Assignee Address: US MI Livonia
Agency: Tarolli, Sundheim, Covell & Tummino LLP
Main IPC: B62D5/04
IPC: B62D5/04 ; B62D3/04 ; B62D5/06 ; F16H1/20 ; B62D3/14

Abstract:

A steering apparatus for assisting rotation of a steering shaft in a steering system. The apparatus includes a motor having a drive shaft that rotates about a drive shaft axis and an output shaft that rotates about an output shaft axis. The output shaft axis extends parallel to the drive shaft axis. The output shaft is connected for rotation with the steering shaft. A gear train drivingly connects the motor to the output shaft. The gear train includes a worm screw and a worm wheel.

Public/Granted literature

US20190193777A1 TORQUE OVERLAY STEERING APPARATUS Public/Granted day:2019-06-27

Information query

Espacenet

IPC分类:

B	作业；运输
B62	无轨陆用车辆
B62D	机动车；挂车（农用机械或机具的转向机构或在所要求轨道上的引导装置入A01B69/00；车轮，脚轮，车轴，提高车轮的附着力入B60B；车用轮胎，轮胎充气或轮胎的更换入B60C；拖有挂车的牵引车或类似车辆之间的连接入B60D；轨道和道路两用车辆，两栖或可转换的车辆入B60F；悬架装置的配置入B60G；加热、冷却、通风或其他空气处理设备入B60H；车窗，挡风玻璃，非固定车顶，门或类似装置，车辆不用时的护套入B60J；动力装置的布置，辅助驱动装置，传动装置，控制机构，仪表或仪表板入B60K；电动车辆的电力装备或动力装置入B60L；电动车辆的电源线入B60M；其他类目不包含的乘客用设备入B60N；适用于货运或装载特殊货物或物体的入B60P；用于一般车辆信号或照明装置的布置，其安装或支承或者其电路入B60Q；其他类目不包含的车辆，车辆配件或车辆部件入B60R；其他类目不包含的保养，清洗，修理，支承，举升或调试入B60S；制动器布置，制动控制系统或其部件入B60T；气垫车入B60V；摩托车及其所用附件入B62J，B62K；车辆试验入G01M）
B62D5/00	助力的或动力驱动的转向机构（用于不可偏转车轮的入B62D11/00；一般液压伺服马达入F15B）
B62D5/04	.电力的，例如使用伺服电动机与转向器连接或构成转向器的零件