Patent ID: 8485388

Claim:
A foldable water bottle having a base being a metal basin and having an opening top; and a locking groove annularly formed around the opening top of the base; a folding body being made of silica gel as a single piece, mounted on the opening top of the base and having an interior communicating with the opening top of the base; a connecting ring being annular, mounted in and adhered to the locking groove of the base and having a bottom mounted in the locking groove of the base and having a diameter; a top extending out of the locking groove of the base and having a diameter smaller than the diameter of the bottom of the connecting ring; a width being defined as a distance between the bottom and the top of the connecting ring; and a linking section formed on the top of the connecting ring and having a top; and a width being defined as a distance between the top of the connecting ring and the top of the linking section and smaller than the width of the connecting ring; a folding segment formed on and protruding from the linking section of the connecting ring and having multiple folding rings continuously formed on the linking section of the connecting ring, formed with each other and each folding ring having a bottom and the bottom of the lowermost folding ring formed on the linking section of the connecting ring; a top having a diameter smaller than the diameter of the bottom of the corresponding folding ring; and a width being defined as a distance between the bottom and the top of the folding ring; and a connecting section formed on the top of the uppermost folding ring and having a top; and a width being defined as a distance between the top of the connecting section and the top of the uppermost folding ring and smaller than the width of each one of the folding rings; and a neck formed on the folding segment and having a bottom formed on the connecting section of the folding segment; an opening top; a front side; a rear side; an external surface; and a spout formed on and protruding from the front side of the neck and having a channel communicating with the interior of the folding body; and a handle device detachably connected to the folding body and having an inserting handle connected transversally and securely to the neck and having a grip extended out of the inserting handle; and a lid connected to the inserting handle to close the opening top of the neck.