| 摘要 |
PCT No. PCT/FR94/00166 Sec. 371 Date Sep. 27, 1995 Sec. 102(e) Date Sep. 27, 1995 PCT Filed Feb. 15, 1994 PCT Pub. No. WO94/19040 PCT Pub. Date Sep. 1, 1994A hand-held inhalation-actuated spray device including a housing; tank of substance to be sprayed; a dispenser mechanism for dispensing the substance; an inhale duct; a dispenser mechanism urging device for actuating the dispenser mechanism; a locking mechanism fixed on a plate inside the housing, which includes at least one locking latch member for locking or unlocking the action of the urging device; an unlocking mechanism for displacing the latch member towards its released position while suction exists in the inhale duct; the unlocking mechanism including an electrical actuator for actuating the latch member, an electronic control circuit for the electrical actuator, a suction sensor to deliver a suction signal to the electronic control circuit on detecting suction in the inhale duct, the electronic control circuit then causing the electrical actuator to move the latch member into its released position; the device being characterized in that it further includes a position sensor for detecting that the device is in a predetermined proper orientation, in which the position sensor is connected to the electronic control circuit and the electronic control circuit is adapted to trigger actuation of the device only if the position sensor detects the predetermined proper orientation of the device. |
