Patent · US Active

Gear wheel

US9291248B2 · kind B2 · utility

5Cited by

17References

28Claims

0Family size

Assignee

Miba Sinter Austria GmbH · AT

Inventors

Mario Mittermair · Vöcklabruck, AT
Robert Spitaler · Schwanenstadt, AT
Alexander Mueller · Ergolding, DE
Helmut Pamminger · Vöcklabruck, AT

Key dates

Filing date	May 20, 2010
Grant date	Mar 22, 2016
Priority date	—
Expiry date	Oct 20, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T74/1987
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

The invention relates to a spur gear wheel with a gear body (4, 5) made from a sintered material, which has a circumference around which teeth (6, 7) are distributed projecting in the radial direction, and which is delimited by two end faces (8, 9, 10, 11) in the axial direction. At least one shaped element (12) in the form of a recess (13) and/or an elevation (14) and/or a compacted area is provided on at least one end face (8, 9, 10, 11) in the region of the teeth (6, 7) and/or in the radial direction underneath the teeth (6, 7).

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