Hydraulic Actuator Device for Raising and Lowering a Seat and Lid
Номер патента: US20130007952A1. Автор: Gomez-España Collignon Carlo. Владелец: . Дата публикации: 10-01-2013.The present invention generally relates to means and devices used in toilets or lavatories; particularly relates to means used for automatically raise and lower the toilet covering lids and more specifically relates to a hydraulic drive device for raising and lowering the covering lid and seat of the toilet hole; characterized in that comprises a housing that comprises two adjoining hollow chambers, one left and one right, the chambers housing a left rotating shaft and a right rotating shaft, respectively; both shafts comprise a fixed counterweight that can rotate along with the shaft inside the chambers; each chamber also houses a left elastic diaphragm and a right one, adjoined and interacting with the counterweights; said diaphragms comprising at least one connecting pivot wherein a inlet and/or outlet working fluid duct is connected so as to drive-push the counterweights when are inflated with working fluid supplied by an automatic system or by a contact driving elements system, and causing the swinging of said shafts connected to a toilet lid and seat, respectively, and which comprise in the back part a left connection flange and a right one with orifice, through which a left fixing bolt is inserted and a right one, fixed to the ends of the rotating shafts with the corresponding counterweights. 1. A hydraulic drive device for raising and lowering the toilet covering lid and seat , comprising: a housing comprising two adjoining hollow chambers , one left and one right , the chambers house a left rotating shaft and a right rotating shaft , respectively; both shafts comprise a fixed counterweight that can be rotated along with the shaft inside the chambers; each chamber also houses a left elastic diaphragm and a right one , adjoining and interacting with the counterweights , said diaphragms comprise at least one connection pivot where a supply duct and/or working fluid outlet is connected to drive-push the counterweights which when are inflated with working fluid ...