Patent · US Expired

Metal plate with a screw bore

US5425610A · kind A · utility

1Cited by

3References

4Claims

0Family size

Assignee

U.S. Philips Corporation · US

Inventors

Hans Weidner · Darmstadt, DE
Franz Scheuermann · Nuremberg, DE
Karlheinz Kind · Eckental, DE

Key dates

Filing date	May 24, 1994
Grant date	Jun 20, 1995
Priority date	—
Expiry date	May 24, 2014

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S411/918
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

The invention relates to a metal plate (10) with a screw bore (16) starting at one narrow side of the plate and running parallel to the plate surfaces (10a,b), which screw bore (16) is formed in a simple manner in that first recesses, for example through holes (11), are provided and subsequently the metal portions (13) formed between the recesses (11) are alternately stamped in the direction of the one and the other plate surface (10a, 10b), such that the outer surfaces (14a, 15a) of the stamped parts lie flush with the relevant plate surfaces (10a, 10b).

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