The invention relates to a convertible backpack with wheels, including a body, wheels for transporting said backpack by pulling, and an extendable handle for pulling the backpack, as well as straps for carrying the backpack on the shoulders. The backpack also includes: four casters placed at the four corners of the bottom portion or base of the backpack body; a series of telescopic bars on which t...

The utility model discloses an electric hair cutter which comprises a cutter head component and a rotating seat component, wherein a bendable tube (9) with a plurality of layers of folds on an outer tube is connected between the cutter head component and the rotating seat component; after the bendable tube (9) is connected with various components and is driven, the bendable tube (9) can bend and d...

The present invention relates to a method for cleaning a steam nozzle of an automatic coffee machine, wherein said automatic coffee machine comprises at least one steam source and one steam nozzle, wherein cleaning of the steam nozzle is obtained by means of steam generated by said steam source; another object of the present invention is a device (1,10) for cleaning a steam nozzle of an automatic ...

The invention relates to a postcard including compartments, intended for sending greetings, souvenirs or the like by post. The invention is characterized in that it includes a box containing sweets or other goods, which is not very thick and is introduced into a sealed envelope to which an adhesive label is affixed, the label and envelope including areas for the postage, decoration, the address an...

A tool (20) is described for cutting and grinding of welds on doubling plates in offshore environments where there is a danger of explosions, where the tool comprises: at least one end support (22a, 22b) with corner legs (26) on wheels; a magnet (28) which can be activated to clamp the tool (20) to a base, an adjustable arm (30) with a cutting or grinding disc (32) where the arm (30) is arranged t...

An aeration unit (1) and a method for aeration of water, in which aeration media (20) periodically are cleaned within the aeration unit (1). The control of the transition between the ordinary aeration phase and the cleaning phase takes place by means of a hydraulic switch, in which the water that is used for actuating the hydraulic switch is also used for cleaning the aeration media (20).

A control device for tool machines for laser cutting of materials, using a laser cutting head, connected with an optical fibre (20) laser generator (23), suitable to emit a laser beam (14), which crosses a first collimation lens (HA) and a second focusing lens (HB), before being directed towards the material to be worked, through a nozzle (12) of the cutting head; the control device includes at le...

The present invention concerns an actuator device (1) for spindles, comprising a main hollow body (2) that defines a chamber (3) slidingly housing the plunger (4) that divides the chamber (3) into a first chamber and a second chamber into which the respective ducts (7) and (8) for delivering and/or discharging a fluid (F) end. Said actuator device (1) also comprises a second hollow body (9) in whi...

A heating device (1) particularly for gazebo structures, patios, forecourts and the like, comprising at least two self-supporting heating modules (2) which can be associated detachably with the ground in order to provide part of the flooring (3) of the space to be heated, each heating module (2) having a heating panel (4), which is designed to be directed toward the walkable surface of the floor a...