Patent · US Expired

Method of manufacturing a transmission fluid filter

US5607637A · kind A · utility

7Cited by

11References

2Claims

0Family size

Assignees

IBS Filtran · DE
FILTRAN LLC · US

Inventors

Markus Beer · Morsbach, DE
Kenneth V. Nelson · Barrington, US

Key dates

Filing date	Jun 6, 1995
Grant date	Mar 4, 1997
Priority date	—
Expiry date	Jun 6, 2015

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB29C45/1459
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A plastic component including a plastic body having a first body portion and an integral tubular portion defining a tubular extension and a lip seal on the tubular body, the plastic body being formed in situ on the lip seal. The method of making the plastic component including providing a first mold cavity having a portion for defining the body of the component and a communicating second cavity for defining the tubular extension, positioning an annular lip seal in the cavity defining the tubular extension, and injecting molten plastic resin in the first cavity and the second cavity to define the plastic component with the lip seal positioned on the tubular extension.

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