Hydraulic actuator

US11149763B2 · kind B2 · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Christian Markert · Herbrechtingen, DE
• Emil Hanauer · Abtswind, DE
• Johannes Schwacke · Bad Orb, DE
• Oleg Stefanjuk · Partenstein, DE

Key dates

• Filing date: Mar 1, 2019
• Grant date: Oct 19, 2021
• Expiry date: Mar 1, 2039

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F04B53/08
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

A hydraulic actuator includes a cylinder, a pump, an electric motor and a central block. The mechanism or the rotating parts of the pump are directly installed in an interior of the block, and the drive shaft of the pump is correspondingly mounted in walls or in covers of the block.