Patent · US Active

Helical gear pairing for a helical gear unit, pairing and use thereof

US11549578B2 · kind B2 · utility

1Cited by

10References

6Claims

0Family size

Assignee

IMS GEAR SE & CO. KGAA · DE

Inventors

Steffen Aberle · Königsfeld, DE
Egor Melnikov · Wurmlingen, DE
Jens Fechler · Leonberg, DE

Key dates

Filing date	May 23, 2018
Grant date	Jan 10, 2023
Priority date	—
Expiry date	Jun 26, 2038

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16H55/17
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A gear pairing for a helical gear unit or a spur gear unit, comprising a first gear with a first toothing portion, and a second gear with a second toothing portion, wherein the first gear has a first axis and the second gear has a second axis, which enclose a shaft angle, which is between 0 and 90°, the first toothing portion and the second toothing portion can be brought into meshing engagement and, when engaged, form an involute toothing, the materials of the first and second toothing portions are chosen so that, when engaged, a material pairing metal/plastic results, and the toothing portion made of plastic has a first helix angle and the toothing portion made of metal has a second helix angle.

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