This apparatus should only be used under the supervision of an occupational therapist.
DO NOT modify or change the specifications without consulting Temple Grandin.
|Air System Specifications: Use parts with 1/4th inch (7mm) ports and 1/4th inch (7mm) settings. All hoses
1/4th inch (7mm) Imperial Eastman poly flo tubing (44-P 1/4 or equiv)
Control Valve: Spring loaded side panels MUST open up and release the squeeze when the user of the machine lets go of the handle. Use Airmite Devices' V4203 spring return 4 way hand ball valve. Airmite Devices Inc., 4739 West Montrose Avenue, Chicago, Illinois, (312)286-3393
Cylinder: Airmite Dar-20 2 inch stroke 8 inch bore, rodclevis and two foot mounts
Flow Control: Standard Industrial 1/4th inch (7mm) brass housing with a knob which can be turned by hand. DON"T put flow controls on valve exhausts - Install as shown.
Regulators: 1/4th inch (7mm) ports. Self relieving type optimum pressure operating range - 5 to 130 PSI (pounds per square inch)
Safety Valve: Set at 75 PSI (pounds per square inch). MUST BE TAMPER PROOF