Vehicle-sensitive sensor with multi-part sensor mass

US10793104B2 · kind B2 · utility

Assignee

• Autoliv Development AB · SE

Inventors

• Ronald Jabusch · Elmshorn, DE
• Uwe Evers · Rosbach, DE
• Aniruddha Deshpande · Hamburg, DE

Key dates

• Filing date: Sep 21, 2016
• Grant date: Oct 6, 2020
• Expiry date: Sep 21, 2036

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B60R22/40
• WIPO field: Transport
• WIPO sector: Mechanical engineering

Abstract

A vehicle-sensitive sensor for a self-locking belt retractor, including a carrier part (4), a locking lever (2) including an engagement point (3), and a sensor mass (1) coupled to the locking lever (2), disposed as standing upright on a supporting face (5) of the carrier part (4) and tiltable with respect to the carrier part (4) The sensor mass (1) includes a sensor part (6), made of a first material, resting on the supporting face (5), and of a mass part (7), made of a second material, connected to the sensor part (6), disposed above the supporting face (5), wherein the first material forming the sensor part (6) has a lower density and a lesser hardness than the second material forming the mass part (7).