Vehicle suspension unit

US10933708B2 · kind B2 · utility

Assignee

• Ford Global Technologies, LLC · US

Inventors

• Wolfgang David · Aachen, DE
• Paul Zandbergen · Plombières, BE
• Thomas Gerhards · Niederzier, DE
• Ralf Hintzen · Aachen, DE
• Marc Simon · Whitefish Bay, US
• Friedrich Peter Wolf-Monheim · Aachen, DE

Key dates

• Filing date: Dec 3, 2018
• Grant date: Mar 2, 2021
• Expiry date: May 9, 2039

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B60G2204/4502
• WIPO field: Transport
• WIPO sector: Mechanical engineering

Abstract

A longitudinal leaf spring device for suspending a motor vehicle body or chassis on a vehicle axle thereof. Leaf spring device including an elongated leaf spring unit, a coupling device connecting the leaf spring unit to the vehicle axle, and suspension unit arranged in a substantially vertical direction between a chassis and the axle. The suspension unit including suspension elements providing a spring-back force in the vertical direction and producing an active connection between the chassis and the axle when the distance between the chassis and axle exceeds a predetermined first deflection depth.