Patent · US Active

Particular arrangement of a cooling duct connecting bore of a cooling duct

US10221807B2 · kind B2 · utility

1Cited by

1References

10Claims

0Family size

Assignee

KS Kolbenschmidt GmbH · DE

Inventors

Michael Albert Janssen · Mosbach, DE
Wolfgang Kohler · Weiterstadt, DE
Gerhard Luz · Bietigheim-Bissingen, DE
Franz Ratzky · Elztal, DE

Key dates

Filing date	Jun 24, 2013
Grant date	Mar 5, 2019
Priority date	—
Expiry date	Jun 24, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49274
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

The arrangement relates to a method for producing a cooling duct piston for an internal combustion engine, having the steps of producing a top piston part by introducing a combustion bowl, a cooling space of a part of a cooling duct and overflow ducts, producing a bottom piston part by introducing a part of a cooling duct, and joining the piston parts, wherein at least one transfer duct is created by bores. A cooling duct piston produced by the method is disclosed.

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