Patent Number/Product Description
MGM Brakes is an industry leader in the development of innovative brake actuator and electronic brake monitoring products. The following information lists applicable United States patents for each MGM Brakes product type. This notification complies with the virtual patent marking requirements of 35 U.S.C. 287(a). U.S. and Foreign Patents Pending.
S-Cam / Drum Brake Actuator Products
C - Service Chambers, Standard Stroke
CL - Service Chambers, Long Stroke
CS - Service Chambers, Sealed, Long Stroke
U.S. Patent – None
TR, TR-HD, TR-HDW, TR-T, TR-THD, TR-THDW, TR-TS, TR-TSHD, TR-TSHDW - Double Diaphragm Parking Actuators, Standard Stroke
TR-LP3 / TR-L3, TR-LP3HD, TR-LP3T / TR-L3T, TR-LP3THD, TR-LP3THDW, TR-LP3TS, TR-LP3TSHD, TR-LP3TSHDW - Double Diaphragm Parking Actuators, Long Stroke
U.S. Patent – None
Type 30 & 36 Parking Only - U.S. Patents - 8,342,076 (Corrosion Fighter)
LTR-T - Double Diaphragm Parking Actuators with Integrated Release Bolt, Standard Stroke
LTR-L3, LTR-L3W, LTR-L3T - Double Diaphragm Parking Actuators with Integrated Release Bolt, Long Stroke
U.S. Patent – None
LTS - Double Diaphragm Parking Actuators with Integrated Release Bolt, Long Stroke
U.S. Patent – None
Type 30 Parking Only - U.S. Patent - 8,342,076 (Corrosion Fighter)
MJS - Piston Type (J-Series, Magnum, Performance Plus) Parking Actuators, Standard and Long Stroke
U.S. Patent – None
Wedge Brake Actuators
CW – Service Chamber
U.S. Patent – None
MJW – Piston Type (J-Series, Magnum, Performance Plus) Parking Actuator
U.S. Patent – None
Air Disc Brake Actuators
CSB - Service Chamber, Sealed, Standard Stroke
U.S. Patent – None
TRB - Double Diaphragm Parking Actuator, Standard Stroke
U.S. Patent – None
Type 30 & 36 Parking Only - U.S. Patents - 8,342,076 (Corrosion Fighter)
MJB – Piston Type (J-Series, Magnum, Performance Plus) Parking Actuator, Standard Stroke
U.S. Patent – None
Remote Mount Cylinders
R7A, R8H - Remote Mount Cylinder
U.S. Patent – None
Electronic Brake Monitoring Products
S-Cam / Drum Electronic Brake Monitoring Systems (e-Stroke)
U.S. Patents – 8,319,623; 8,994,523
Air Disc Brake Electronic Monitoring Systems (e-Stroke)
U.S. Patents – 8,319,623; 8,616,342; 8,994,523; 9,440,631; 9,855,940; U.S. and Foreign Patents Pending
Additional Brake Actuator Patents
U.S. and Foreign Patents Pending
Additional Brake Monitoring Patents
U.S. Patents – 9,440,633; 9,873,419
