Patents by Inventor Angelo SAMPELLEGRINI

Angelo SAMPELLEGRINI 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).

  • VENTING PLUG FOR STATIONARY BATTERIES, WITH BLAST-RESISTANT PROTECTION AND UNLIMITED, AUTOMATIC TOPPING-UP SYSTEM, AND TOPPING-UP ASSEMBLY EMPLOYING SAID PLUG
    Publication number: 20090311582
    Abstract: A venting plug for stationary batteries includes a support body, screwable into an upper opening of a battery element, provided with at least one topping-up hole intended to cause an electrolyte topping-up liquid introduced into the upper part of the support body to precipitate into the battery element, a porous element, mounted in the upper part of the support body, intended to act as a filtering barrier for gases rising up from the battery element towards the outside along the topping-up hole.
    Type: Application
    Filed: June 11, 2009
    Publication date: December 17, 2009
    Applicant: T.A.B.A. S.R.L.
    Inventor: Angelo SAMPELLEGRINI