System and related methods for sensing forces on a movable...

System and related methods for signaling the position of a...

System for automatically moving access barriers and methods...

System for automatically opening or closing for vehicle

System for detecting voltage variation in a cable for...

System for detection of obstructions in a motorized door system

System for determining the position in automatic doors

System for sensing an obstruction between a movable and...

System including bi-directional drive mechanism with reverse...

Systems and methods for proximity control of a barrier

Systems and methods for proximity control of a barrier

Systems and methods for proximity control of a barrier

Tactical building door opener

Tamper proof locking device for window balance carriers

Tandem sliding door operator

Tape drive closure operator

Tape drive window regulator apparatus and method

Telescopic counterbalance

Telescopic counterbalance

Telescoping torsion bar vehicle hood assist system