Method of forming a frontal toothing on an inner ring of a wheel hub
US9132469B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 11, 2012 |
| Grant date | Sep 15, 2015 |
| Priority date | — |
| Expiry date | Jun 27, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49535
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A method including the steps of forming an inner ring of the wheel hub, as the joining of a spindle and an insert ring fitted onto the spindle, on the side of a first end of the spindle; axially blocking the insert ring on the spindle by plastically deforming the first end of the spindle so as to form an upset collar therewith, which axially protrudes from the insert ring; and once the step of forming the upset collar has finished, frontally obtaining on the collar, on the side opposite to the insert ring, a frontal toothing by axially impressing on the collar one or more knives in sequence, carried in an axially sliding manner by a plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.