Patent · US Active

Hydraulic transmission unit, particularly for deep-sea use

US12241486B2 · kind B2 · utility

0Cited by

5References

13Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Markus Kubacki · Gadheim, DE
Alexandre Orth · Hettstadt, DE
Gottfried Hendrix · Kirchberg, DE

Key dates

Filing date	Dec 23, 2021
Grant date	Mar 4, 2025
Priority date	—
Expiry date	Dec 23, 2041

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF15B2211/27
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

The disclosure relates to a transmission unit having (i) a housing for the fluid-tight encapsulation of at least one part of the transmission unit, (ii) a rack and pinion transmission which is arranged in the housing and has at least one gear rack, (iii) a hydraulic drive system, which is arranged in the housing, has at least one displacer unit for increasing the energy of a pressurizable working fluid of the hydraulic drive system, and has at least one chamber in which a piston, operatively connected to a gear rack of the rack and pinion transmission, can be moved using the working fluid in order to effect a linear movement of the gear rack, and (iv) a rotatable mechanical actuator, which is operatively connected to the pinion of the rack and pinion transmission and is arranged outside the housing at least in portions.

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