The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 09, 2024

Filed:

May. 06, 2020
Applicant:

Contitech Techno-chemie Gmbh, Karben, DE;

Inventors:

Dominik Kempf, Frankfurt, DE;

Harald Jung, Auenwald, DE;

Eugen Kositza, Romrod, DE;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B21J 5/12 (2006.01); B21J 5/02 (2006.01); B21J 13/02 (2006.01); B21K 1/16 (2006.01); B21K 21/12 (2006.01);
U.S. Cl.
CPC ...
B21J 5/12 (2013.01); B21J 5/025 (2013.01); B21J 13/025 (2013.01); B21K 1/16 (2013.01); B21K 21/12 (2013.01);
Abstract

The invention relates to the production of profiled hose nipples. The invention was based on the object of providing a method and an apparatus which allow hose nipples of the type outlined in the introduction to be produced in a simple manner such that the formation of burrs is avoided and there is no reduction in diameter. This object is achieved in that during the forming of pipe portions () in the apparatus () according to the invention in the region of the subsequent ring-shaped webs () of the nipple profile (), the material of the pipe portion (), at its outwardly pointing end (), does not come into contact with the tool in the region of the parting joints () of the apparatus (). This can be realized by additional cavities () in the tool ().


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