Method for converting the configuration of a transmission pump assembly
US6584686B1 · kind B1 · utility
Inventors
Key dates
| Filing date | Feb 6, 2002 |
| Grant date | Jul 1, 2003 |
| Priority date | — |
| Expiry date | Feb 6, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49726
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The present invention provides an inexpensive and easily produced method for refurbishing transmission pump assemblies. The method of converting a transmission pump assembly from a first configuration to a second configuration comprises the steps of: a) providing a first configuration transmission pump assembly comprising a pump body and a pump cover, wherein the pump body and the pump cover each have a plurality of fluid passageways formed between worm tracks on at least one side thereof; b) removing a portion of the worm tracks from both the pump body and the pump cover; c) providing at least one insert; d) attaching the at least one insert into a predetermined position; and e) machining the pump cover and pump body to the second configuration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.