Patents by Inventor Robles Ciro

Robles Ciro has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20130243568
    Abstract: The invention relates to a cover plate (2) for a screw-type centrifugal wheel pump (1), wherein the cover plate (2) has a front side (2h) and a rear side (2i), and wherein the front side (2h) comprises a surface part (2k) which runs in a preferably frustoconical manner and the profile of which is designed to be matched to the rear side of a screw-type centrifugal wheel (25), wherein the surface part (2k) has, in the centre thereof, a central opening (2g), wherein the central opening (2g) runs in the direction of an axis (A), and wherein the cover plate (2) has at least one aperture (2a) which is arranged in the region of the surface part (2k) and spaced apart from the central opening (2g), and wherein the aperture (2a) forms a fluid-conducting connection between the front side (2h) and the rear side (2i) of the cover plate (2).
    Type: Application
    Filed: November 24, 2011
    Publication date: September 19, 2013
    Applicant: Frideco AG c/o Hidrostal AG
    Inventors: Carl Stahle, Robles Ciro
  • Publication number: 20130243634
    Abstract: The screw-type centrifugal wheel pump (1) comprises a pump housing (3) and a screw-type centrifugal wheel (20) arranged rotatably within the pump housing (3) and having a hub (21) and a blade (25), and comprises a rotatable drive shaft (33) connected to the screw-type centrifugal wheel (20), and comprises a cover plate (2) arranged between the screw-type centrifugal wheel (20) and a housing rear wall (23), wherein the cover plate (2) has a central opening (2g) through which the hub (21) or the drive shaft (33) runs, and wherein an interior space (37) is formed between the cover plate (2) and the housing rear wall (23), wherein a gap (2b) is formed between the central opening (2g) of the cover plate (2) and the hub (21) or the drive shaft (33), which gap is connected in fluid-conducting fashion to the interior space (37), wherein the cover plate (2) has at least one aperture (2a), which is arranged spaced apart from the central opening (2g), in order to generate a fluid flow (F1) which flows into the interior
    Type: Application
    Filed: November 24, 2011
    Publication date: September 19, 2013
    Applicant: FRIDECO AG C/O HIDROTLAL AG
    Inventors: Robles Ciro, Carl Stahle