#B64C1/1484

SYSTEM FOR WIPER ELECTRIC DRIVE CONTROL USING FOUR QUADRANT OPERATION

A windshield wiper system includes a three-phase motor (14), the three-phase inverter (34), a brake circuit (36), and a controller (18). The controller transmits commutation signals to the three-phase…

DRIVE·Jan 1·1 min read

B64C1/1484 ROSEMOUNT AEROSPACE INC [US]

EMERGENCY BACKUP POWER SOURCE AND CONTROL CIRCUIT FOR ELECTRICALLY OPERATED AIRCRAFT WINDOW SHADES

An emergency backup power source for an electrically controlled and motorized window shade unit includes an input power switch, and charge and discharge control circuit, and a supercapacitor bank. Dur…

DRIVE·Jul 4·1 min read

B64C1/1484 AEROSPACE TECHNOLOGIES GROUP, INC.

AIRCRAFT WITH A DRAG NEUTRAL VEHICLE WINDOW

An aircraft includes a fuselage defining a mold line, at least one frame disposed in the fuselage, at least one transparent pane suspended within the frame. The transparent pane is a deformable materi…

DRIVE·Jun 28·1 min read

B64C1/1484 BOMBARDIER INC.