1
Smulders Adrianus Henrikus Jos: System for controlling the environment in a life-stock house.. Smulders Adrianus Henrikus Jos, February 12, 1986: EP0171117-A1 (15 worldwide citation)

Environment control system for a room-like life-stock house, especially for pigs, which room (1) has on one side a wall (3) with a movable air supply valve (5) in the upper part thereof and in a wall located at some distance from said wall an air discharge fan (7) in the upper part of the room, the ...


2
Smulders Adrianus Henrikus Jos: Ventilation system.. Kempenservice Elektrotechniek, March 30, 1994: EP0589532-A1 (2 worldwide citation)

A ventilation system containing a control motor (11), controllable air-transmission means (10) which are to be mechanically coupled to the control motor (11) and are intended for mounting in a ceiling (1) of a room (2) which is to be ventilated, a tubular-shaped housing (13) emanating from both side ...


3
Smulders Adrianus Henrikus Jos: Suction-ventilation-shaft for a life-stock house.. Smulders Adrianus Henrikus Jos, March 5, 1986: EP0173374-A1

Ventilation exhaust shaft for vertical installation on a life-stock house, especially on a life-stock house for pigs, containing a controllable axial fan (4), wherein the shaft is provided at at least one of the two ends with a device (5/26) with which the intensity of the flow of air through the sh ...