Patent · US Active

Pump housing, pump, and seat

US11795977B2 · kind B2 · utility

0Cited by

6References

12Claims

0Family size

Assignee

ALFMEIER PRÄZISION SE · DE

Inventors

Erich Dörfler · Treuchtlingen, DE
Ronny Gehlmann · Hilpoltstein, DE
Helmut Auernhammer · Laufenburg (Baden), DE

Key dates

Filing date	Apr 7, 2020
Grant date	Oct 24, 2023
Priority date	—
Expiry date	Apr 7, 2040

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04D29/669
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A pump housing may accommodate a pump unit and a pump motor, especially for a lumbar support function or massage function for mounting in a vehicle seat, wherein the pump motor and the pump unit are attached to one another along a longitudinal axis, and furthermore may support the pump motor with at least two flexible support elements in a radial direction and a second coil spring in an axial direction. Related pump and seat concepts are also disclosed.

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