Patent ID: 7895939

Claim:
A dual mode tea flask comprising: a body being an open container comprising an inner surface formed inside the body; an outer surface; a rim; an opening being formed at the rim of the body; and a thread formed on the outer surface adjacent to the opening of the body; a sleeve securely mounted detachably on the opening of the body and comprising an outside wall; a lid end; a flask end; an inner collar formed around the outside wall of the sleeve and having an outer surface and an outer thread formed around the outer surface of the inner collar adjacent to the lid end of the sleeve; an outer collar formed from the outer surface of the inner collar and having an inner surface; a recess formed between the outer surface of the inner collar and the inner surface of the outer collar adjacent to the flask end of the sleeve; and an inner thread formed on the inner surface of the outer collar and corresponding to the thread of the body; a strainer being a porous open container and mounted in the sleeve and comprising: an opening; a mounting ring formed around the opening of the strainer and having an inner surface; an outer surface; multiple struts formed on the inner surface of the mounting ring; and a seal mounted on the outer surface of the mounting ring; and a lid securely mounted detachably on the sleeve to cover the strainer and comprising an inner surface and a thread formed on the inner surface of the lid and corresponding to the outer thread of the sleeve.