US 12,405,620 B2
Portable mass airflow training module
Mac McClanahan, Riverside, CA (US); Steve Williams, Cherry Valley, CA (US); and Joel Valles, Simi Valley, CA (US)
Assigned to K&N Engineering, Inc., Corona, CA (US)
Filed by K&N ENGINEERING, INC., Riverside, CA (US)
Filed on Apr. 12, 2024, as Appl. No. 18/633,913.
Application 18/633,913 is a continuation of application No. 17/494,181, filed on Oct. 5, 2021, granted, now 11,960,309.
Application 17/494,181 is a continuation of application No. 16/867,787, filed on May 6, 2020, granted, now 11,144,074.
Application 16/867,787 is a continuation of application No. 15/454,891, filed on Mar. 9, 2017, granted, now 10,678,271.
Claims priority of provisional application 62/306,419, filed on Mar. 10, 2016.
Prior Publication US 2024/0255971 A1, Aug. 1, 2024
Int. Cl. G05B 6/02 (2006.01); F04D 19/00 (2006.01); G01M 15/05 (2006.01); G05D 7/06 (2006.01); G06N 20/00 (2019.01); G09B 9/00 (2006.01); G09B 25/02 (2006.01)
CPC G05D 7/0635 (2013.01) [F04D 19/002 (2013.01); G01M 15/05 (2013.01); G05B 6/02 (2013.01); G06N 20/00 (2019.01); G09B 9/00 (2013.01); G09B 25/02 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A throttle control for a portable MAF training module, comprising:
a frequency generator;
a duty cycle modulator;
a throttle controller;
a position feedback; and
a PID controller.