US 12,460,688 B2
Brake disk and method of making same
Nathan K. Meckel, Ramona, CA (US)
Assigned to TECH M3, INC., Escondido, CA (US)
Filed by Tech M3, Inc., Poway, CA (US)
Filed on May 21, 2024, as Appl. No. 18/670,318.
Application 18/670,318 is a continuation of application No. 18/122,806, filed on Mar. 17, 2023, granted, now 12,025,195.
Application 18/122,806 is a continuation of application No. 17/828,380, filed on May 31, 2022, granted, now 11,635,116.
Application 17/828,380 is a continuation of application No. 17/171,692, filed on Feb. 9, 2021, granted, now 11,346,414, issued on May 31, 2022.
Application 17/171,692 is a continuation of application No. 16/889,361, filed on Jun. 1, 2020, granted, now 10,948,036, issued on Mar. 16, 2021.
Application 16/889,361 is a continuation of application No. 12/195,994, filed on Aug. 21, 2008, granted, now 10,670,095, issued on Jun. 2, 2020.
Claims priority of provisional application 60/971,879, filed on Sep. 12, 2007.
Claims priority of provisional application 60/957,422, filed on Aug. 22, 2007.
Prior Publication US 2024/0309921 A1, Sep. 19, 2024
Int. Cl. F16D 65/12 (2006.01); C23C 14/02 (2006.01); C23C 14/06 (2006.01); C23C 14/14 (2006.01); C23C 14/34 (2006.01); C23C 14/50 (2006.01); F16D 55/00 (2006.01); F16D 65/02 (2006.01); F16D 69/00 (2006.01)
CPC F16D 65/12 (2013.01) [C23C 14/021 (2013.01); C23C 14/028 (2013.01); C23C 14/0641 (2013.01); C23C 14/14 (2013.01); C23C 14/345 (2013.01); C23C 14/505 (2013.01); F16D 65/127 (2013.01); F16D 65/128 (2013.01); F16D 2055/0062 (2013.01); F16D 2065/1332 (2013.01); F16D 2069/004 (2013.01); F16D 2250/003 (2013.01); F16D 2250/0046 (2013.01); Y10T 29/49986 (2015.01)] 19 Claims
OG exemplary drawing
 
1. A brake disk, comprising: a disk body having oppositely directed surfaces; at least one of the surfaces having a plurality of spaced, raised island formations and channels extending between the island formations; and each raised island formation having an outer friction surface which contacts a brake pad during braking;
wherein at least the raised island formations have a surface texture having a predetermined three dimensional pattern;
wherein the three dimensional pattern extends over the entire area of each surface; and
wherein at least the friction surfaces of the island formations are coated with a coating comprising at least one layer of a coating material, the coating comprises a first layer of a first coating material and at least a second layer of a second coating material, the first coating layer comprises a metal, and wherein the first coating layer has a crystalline structure.