Heat cushion
AssigneeJens Harder Hojbjerg
InventorsJens Harder Hojbjerg, Jan Bertholdt Hansen
Life of this patent
Estimating the term…
Abstract
A cushion (1) includes a flexible cover (2) defining a chamber (15). A water-absorbing material (3) is placed inside the chamber, upon absorption of water said water-absorbing material is suitable for heating by means of microwaves. The cover (2) has a sealable feeding mouth (4) so that water may be poured into the chamber (15).
Claims17
1-14. (canceled)
-23. (canceled)
A cushion including a flexible cover defining a chamber in which a water absorbing material is placed, said water absorbing material upon absorption of water being suitable for heating by means of microwaves, wherein the cover has a sealable feeding mouth so that water may be poured into the chamber.
Heat cushion including a flexible cover defining a chamber in which a water absorbing material is placed, said water absorbing material upon absorption of water being suitable for heating by means of microwaves, wherein the cover has a sealable feeding mouth so that water may be poured into the chamber, wherein the water absorbing material is a powder material of super absorbent polymer (SAP), that the flexible cover is made from a polymeric film covered with a textile, and in that a check valve is provided in connection with the feeding mouth.
Dependencies are inferred from the claim text.