BACKROUND OF THE INVENTION With a view to ensuring the individual hygiene in bathrooms, there is known an oval-shaped frame placed on the toilet bowl edges for protecting the users.

A first disadvantage of this frame consists in the fact that the surface thereof coming into contact with a great number of persons can lead to transmitting various diseases.

A second disadvantage of the known toilet seat frame is the user's feeling of discomfort generated by the idea of a precarious hygienic condition of the toilet seat frame due to its having been used previously.

THE OBJECT OF THE INVENTION The problem solved by the invention is that of achieving a set of disposable toilet seat frames for increasing the hygiene level for the users, by the possibility of using a new toilet seat frame whenever the toilet is used.

By the application of the invention the user's hygiene levez and comfort are achieved.

SPECIFICATION OF THE DRAWINGS The invention is explained in details below by the figures 1... 8, which represent: -fig. 1 top view of the set of disposable toilet seat frames mounted on the toilet bowl; -fig. 2 front view of the set of disposable toilet seat frames mounted on the toilet bowl; -fig. 3 side view of the set of disposable toilet seat frames mounted on the toilet bowl; -fig. 4 persepctive view of the set of disposable toilet seat frames mounted on

the toilet bowl ; -fig. 5 front view of the set of disposable toilet seat frames mounted on the toilet seat cover ; -fig. 6 section with a plane I-I from fig. 5; -fig. 7 top view of the set of disposable toilet seat frames; -fig. 8 section with a plane 11-II from fig. 7.

DESCRIPTION OF PREFERRED EMBODIMENTS The set of disposable toilet seat frames according to the invention consists of frames 1 made up of PVC sheet, in a number from 20... 50 pieces and united between them by rings 2 and 3, made up of plastic material, which pass through openings a and b practiced on a linear side c of the said frame 1.

The set of frames according to the invention is provided with a flexible support 4 which attach the unused frames 1 to an existing toilet cover 5 and which allows, by flexing some wings e, each of the frames 1 to be revolved into the horizontal position of use. The flexible support 4 is attached to the inner side of the toilet seat cover 5 by means of a self- adhesive foil 6.

The toilet frame 1 has a spatial shape-with curved edges-which follows the oval shape, in plane and space, of the existing toilet seat frame, for a better seating thereon.

Each of the toilet seat frames 1 is provided to the side opposite the side c with a rectanguiar-shaped tug d folded towards the inner side of frame 1 so that not to go beyond the contour thereof. By means of the lug d, one frame from the set can be drawn and brought into the position of use by flexing the wings e.

The toilet frames 1 are stacked one over the other as they are being used, the set of frames according to the invention being disposed of after the use of the last frame.

The toilet frames 1 can be produced by the process, known per se, of thermally forming the sheet, the finished product being smooth or goffered, of thicknesses ranging from 0.15... 0.6 mm. Also, the sheet used may be white or coloured.

The toilet frames 1 can also be made up of greased cardboard.