Patent · US Active

Piston pump having a helical gear as a power brake pressure generator of a hydraulic vehicle power brake system

US11767835B2 · kind B2 · utility

1Cited by

0References

16Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Andreas Weh · Kempten (Allgäu), DE
Martin Winkler · Omaha, US
Martin Hagspiel · Rettenberg, DE
Matthias Mayr · Rettenberg, DE
Stefan Kaserer · Ofterschwang, DE

Key dates

Filing date	Aug 19, 2021
Grant date	Sep 26, 2023
Priority date	—
Expiry date	Dec 1, 2041

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04B53/16
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A nut of a helical gear of a piston pump of a hydraulic vehicle power brake system. The nut has a plastic body that is covered by a metal sleeve. The plastic body has a through hole having a nut thread.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.