Patent · US Active

Abrasive articles having a plurality of portions and methods for forming same

US11583977B2 · kind B2 · utility

0Cited by

7References

20Claims

0Family size

Assignees

SAINT-GOBAIN ABRASIVES, INC. · US
SAINT-GOBAIN ABRASIFS · FR

Inventors

Amandine Martin · Puteaux, FR
Joachim Schwarzkopf · Geesthacht, DE
Peter Janeczek · Finnentrop, DE
Flavy Bayard · Tours, FR

Key dates

Filing date	Jun 10, 2021
Grant date	Feb 21, 2023
Priority date	—
Expiry date	Aug 19, 2041

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB24D7/14
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

An abrasive article can include a body including a plurality of portions including a first abrasive portion and a second abrasive portion. The first abrasive portion can include a vitreous bond material and abrasive particles contained within the bond material. The second abrasive particles can include an organic bond material and abrasive particles contained within the bond material. The body can have a burst speed of at least 65 m/s. In an embodiment, the abrasive article can include an interior portion coupled to the first and second abrasive portions. In another embodiment, the interior portion can optionally include abrasive particles or a filler material.

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