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Bottle with multi-fold protective cover and leak-proof closure device

  • US 7,690,524 B2
  • Filed: 05/11/2005
  • Issued: 04/06/2010
  • Est. Priority Date: 05/11/2005
  • Status: Expired due to Fees
First Claim
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1. A bottle comprising:

  • (a) a container;

    (b) a closure device comprising,(i) a threaded cap for closing said container;

    (ii) a hollow central tubular element defining a flow path through said cap, said central tubular element including upper, middle, and lower element sections, the inside of the upper element section having a transverse dimension larger than that of the middle element section, the inside of a bottom portion of said upper element section being chambered to a transverse dimension the same as that of said middle element section, and the inside of the lower element section having a transverse dimension larger than that of said middle element section; and

    (iii) a spout having an outlet opening and being inserted in said central tubular element for sliding along an axis between open and close positions, said spout being hollow including an upper spout section and lower spout section having a partition in between said upper spout section and said lower spout section, said spout also including first and second sealing elements, said first sealing element being disposed about an outer surface of said upper spout section and said second sealing element disposed about an outer surface of said lower spout section, a top chamber portion of said upper spout section having a transverse dimension bigger than that of a lower portion of said upper spout section, the bottom of said upper spout section having openings on a space in between an inner surface of said upper spout section and an outer surface of said lower spout section, a wall of said lower spout section also having openings below said second sealing element, and the bottom of said lower spout section having an annular flange.

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