Gm Global Technolgoy Operations, Inc.

Gregory T Naismith

Garrold A DeGrace

Anil Kumar Sachdev

David Douglas Goettsch

Maurice G Meyer

Paul J Boone

Madhusudhan Raju Nannapuraju

A modular casting mold for casting an automotive component includes a plurality of die portions defining a mold cavity corresponding to an automotive component, at least one of the plurality of die portions is an active die portion adapted to control the temperature of the modular casting mold throughout the casting process and including features for ejecting an automotive component cast within the modular casting mold, and the modular casting mold adapted to be attached to another modular casting mold for casting a single automotive component.

Modular mold design for casting a vehicle frame and components

A cylinder liner for an engine block that includes an inter-bore saw cut includes a first engine block bonding surface, and a second engine block bonding surface that has a lower level of bonding between the cylinder liner and an engine block than the first engine block bonding surface. The second engine block bonding surface extending from an axial end portion of the liner a distance greater than a depth of the saw cut in inter-bore section of the engine block.

Cylinder liner for internal combustion engine

Growing community of inventors

Clarkston, MI, United States of America

Gregory T Naismith