Back to results
US 3,951,297 AGranted
Anti-siphon gas tank adaptor
AssigneesCarlos A. Riquelme, Paul Keele
InventorRonald J. Martin
Life of this patent
Estimating the term…
Abstract
An anti-siphon fluid tank adaptor to prevent the insertion of a siphoning tube while nonetheless permitting rapid filling of the tank. The adaptor comprises an extension firmly secured to the tank and a tubular sleeve firmly welded to the extension and having an end portion within the tank covered with a conically-shaped member. The sleeve is provided with several holes about the circumference of the sleeve and one end of the extension is provided with means for receiving a cap for closing the entire adaptor.
Claims1
An anti-siphon intake adaptor for truck fuel tanks comprising in combination,
- a tubular extension adapted to be firmly affixed to a truck fuel tank about an opening in the wall of the latter,
- a tubular sleeve telescopically positioned within said extension and rigidly secured thereto,
- said sleeve having a plurality of radial openings formed in the side wall thereof,
- a generally conically-shaped end member having an imperforate side wall whose cross section at the base of said cone approximates the internal cross section of said sleeve,
- said end member further comprising tabs punched therefrom at the marginal edge of said base and extending outwardly from the end member, said tabs being welded to the end of said sleeve to position said end member with the apex of the conical configuration within said sleeve and the base thereof outside of said sleeve, the base of said end member and said outwardly extending tabs preventing access longitudinally of said sleeve into said fuel tank,
- and means formed on one end of said extension to receive a cap for closing the end of said adaptor.
3 more elements
Dependencies are inferred from the claim text.