Patents by Inventor Nicola RIGON

Nicola RIGON 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).

  • SHAFT COUPLING AND PUMP APPARATUS
    Publication number: 20180313358
    Abstract: The present invention relates to a shaft coupling (also referred to as a spacer coupling) that couples a motor shaft and a pump shaft while both shafts are spaced from each other. The present invention is further relates to a pump apparatus having such a shaft coupling. The shaft coupling (10) includes: a first inner circumferential surface (23) capable of contacting an outer circumferential surface of a motor shaft (6); a second inner circumferential surface (24) capable of contacting an outer circumferential surface of a pump shaft (1); a step portion (26) protruding radially inwardly from the first inner circumferential surface (23) and capable of contacting an end portion of the motor shaft (6); and a spacer portion (28) located between the step portion (26) and the second inner circumferential surface (24).
    Type: Application
    Filed: November 16, 2016
    Publication date: November 1, 2018
    Applicant: Ebara Corporation
    Inventors: So KUROIWA, Dai SAKIHAMA, Renato GROPPO, Marco GROPPO, Mauro MAULE, Nicola RIGON