A novel accelerometer tilt switch device for switch actuation in the patient with profound disability1 Stephen Perring, PhD, Anthony Summers, HNC, Emma L Jones, MSc, Frances J Bowen, MSc, Katharine Hart, BSc Archives of Physical Medicine and Rehabilitation Volume 84, Issue 6, Pages 921-923 (June 2003) DOI: 10.1016/S0003-9993(03)00013-3
Fig 1 Block diagram of signal conditioning circuit for operating the SAAT switch. Archives of Physical Medicine and Rehabilitation 2003 84, 921-923DOI: (10.1016/S0003-9993(03)00013-3)
Fig 2 Mounting of the active components of the SAAT switch on a head by using a hair band. Archives of Physical Medicine and Rehabilitation 2003 84, 921-923DOI: (10.1016/S0003-9993(03)00013-3)
Fig 3 The SAAT switch. Archives of Physical Medicine and Rehabilitation 2003 84, 921-923DOI: (10.1016/S0003-9993(03)00013-3)
Fig 4 How the angle of rotation required to trigger the SAAT switch varies with the resting orientation of the SAAT switch active components. Abbreviation: PCB, printed circuit board. Archives of Physical Medicine and Rehabilitation 2003 84, 921-923DOI: (10.1016/S0003-9993(03)00013-3)