초록 ▼

A system (1) for making beverages comprises a capsule holder (11) and a capsule (2) containing a powdered food substance which can be extracted to make a beverage; the capsule (2) comprises a body (3) comprising a lower wall (4), a lateral wall (5), a lid (7) and a filter bag (9). The system (1) als

A system (1) for making beverages comprises a capsule holder (11) and a capsule (2) containing a powdered food substance which can be extracted to make a beverage; the capsule (2) comprises a body (3) comprising a lower wall (4), a lateral wall (5), a lid (7) and a filter bag (9). The system (1) also comprises injection means (13) for injecting water into the capsule (2) through the lid (7) and collecting means (16) comprising a piercing element (17) for piercing the lower wall (4). The inside of the capsule (2), at the lower wall (4), comprises a protection element (20) for preventing contact between the piercing element (17) and the filter bag (9). The protection element (20) together with at least the lower wall (4) forms an annular chamber (21), extending around an axis of extension (8) and being in fluid communication with the filter bag (9), and forms a seat (33) facing towards the lid (7), in which a lower part (37) of the filter bag (9) is inserted, and which is surrounded by the annular chamber (21). The piercing element (17) is positioned off center relative to the axis of extension (8), passes through the lower wall (4) at the annular chamber (21) and is partly inserted in said chamber.

대표청구항 ▼

1. A system (1) for making beverages comprising: a capsule (2) containing at least one powdered food substance configured to be extracted by passing water through the at least one powdered food substance to make a beverage; the capsule (2) comprising a cup-shaped body (3) in turn comprising a lower

1. A system (1) for making beverages comprising: a capsule (2) containing at least one powdered food substance configured to be extracted by passing water through the at least one powdered food substance to make a beverage; the capsule (2) comprising a cup-shaped body (3) in turn comprising a lower wall (4) and a lateral wall (5) connected directly to the lower wall (4), the capsule (2) also comprising a lid (7) which closes the top of the cup-shaped body (3), and a filter bag (9) inserted in the cup-shaped body (3) for separating the at least one powdered food substance at least from the lower wall (4); there being a capsule (2) axis of extension (8) passing through a central point of the lid (7) and through a central point of the lower wall (4);a capsule holder (11) forming a housing (12) for accommodating the capsule (2);injection means (13) for injecting water into the capsule (2), the injection means being associated with the capsule holder (11) for injecting said water into the capsule (2) through the lid (7); andcollecting means (16) for collecting the beverage which are mounted in the capsule holder (11) at the housing (12) for, in use, collecting the beverage which comes out through the lower wall (4), the collecting means (16) comprising at least one piercing element (17) for, in use, making a hole in the lower wall (4) through which the beverage exits the capsule (2),wherein the capsule (2) also comprises a protection element (20) formed as a unitary body that is separate and distinct from the cup-shaped body (3), the protection element (20) positioned in contact with the lower wall (4) or the lateral wall (5) inside the cup-shaped body (3) for preventing contact between the at least one piercing element (17) and the filter bag (9),wherein the protection element (20) is configured to define an annular chamber (21) between the lower wall (4) of the cup-shaped body (3) and a portion of the protection element (20) that is axially offset from said lower wall toward said lid, said annular chamber (21) being inside the cup-shaped body (3) between the lower wall (4) and the lid (7), extending completely around the capsule axis of extension (8), and being in fluid communication with the filter bag (9),wherein the protection element (20) forms a seat (33) for the filter bag (9), the seat (33) facing towards the lid (7) and being located, relative to the capsule axis of extension (8), radially inside the annular chamber (21), and wherein the annular chamber (21) surrounds the seat,wherein, when the capsule (2) is inserted in the housing (12), the at least one piercing element (17) is positioned off centre relative to the capsule axis of extension (8), passes through the lower wall (4), and is partly inserted in the cup-shaped body (3) at the annular chamber (21),wherein the filter bag (9) comprises an upper part (36) and a lower part (37), the upper part (36) having, perpendicularly to the capsule axis of extension (8), a cross-section greater than that of the lower part (37), and the lower part (37) being inserted in said seat (33),wherein proceeding from the lateral wall (5) towards the capsule axis of extension (8), the protection element (20) comprises an annular first wall (22), having a first outer face (24) and a first inner face (23), and an annular second wall (25), having a second inner face (26) and a second outer face (27), the annular second wall (25) being connected to the annular first wall (22) by said portion of the protection element, in which said portion of the protection element is an annular connecting portion (28), at least one of the annular first wall (22) and the annular second wall (25) extending away from the lower wall (4),wherein the annular connecting portion, the annular first wall (22) and the annular second wall (25) define the annular chamber (21) between the first inner face (23) and the second inner face (26). 2. The system according to claim 1, characterised in that the annular first wall (22) comprises, at the end opposite to the annular connecting portion (28), a first contact portion (31), and in that the protection element (20) is substantially in contact with the cup-shaped body (3) of the capsule (2) by means of the first wall (22) at the first contact portion (31). 3. The system according to claim 2, characterised in that the first contact portion (31) is substantially in contact with the lower wall (4) or with the lateral wall (5). 4. The system according to claim 2, characterised in that the protection element (20) comprises one or more first passages (32) made at the first contact portion (31), the one or more first passages (32) allowing said fluid communication. 5. The system according to claim 1, characterised in that the annular second wall (25) substantially delimits the seat (33) with the second outer face (27). 6. The system according to claim 1, characterised in that the protection element (20) comprises, centrally relative to the annular chamber (21) and at the seat (33), a central opening (39) whose perimeter is distanced from the lower wall (4), allowing said fluid communication. 7. The system according to claim 1, characterised in that the protection element (20) comprises, centrally relative to the annular chamber (21) and at the seat (33), a central opening (39) whose perimeter is distanced from the lower wall (4), allowing said fluid communication and in that the annular second wall (25) is distanced from the lower wall (4), one edge (29) of the annular second wall (25) opposite to the annular connecting portion (28) forming a perimeter of the central opening (39). 8. The system according to claim 2, characterised in that an edge (29) of the annular second wall (25), which is opposite to the annular connecting portion (28), forms a second contact portion which is substantially in contact with the lower wall (4). 9. The system according to claim 8, characterised in that the protection element (20) comprises one or more second passages made at the second contact portion, the one or more second passages allowing said fluid communication. 10. The system according to claim 1, characterised in that the protection element (20) comprises one or more holes (40) through which said fluid communication is allowed. 11. The system according to claim 1, characterised in that the protection element (20) forms the annular chamber (21) between the protection element, the lower wall (4), and the lateral wall (5). 12. The system according to claim 1, characterised in that the filter bag (9) comprises an upper opening (10) facing towards the lid (7), the filter bag (9) containing the at least one powdered food substance between the filter bag and at least the lid (7), and in that the filter bag (9) is connected to the lateral wall (5) or to the lid (7) substantially at a perimeter of the upper opening (10). 13. The system according to claim 12, characterised in that the filter bag (9) comprises a narrowing (35) of the cross-section located at an intermediate portion of the filter bag (9), the intermediate portion located between the upper part (36) of the filter bag (9) and the lower part (37) of the filter bag (9), the upper part (36) of the filter bag (9) extending between the upper opening (10) and the narrowing (35), and the lower part (37) of the filter bag (9) extending between the narrowing (35) and a base (34) of the filter bag (9), said upper part (36) having, perpendicularly to the capsule axis of extension (8), a cross-section which at every point of the capsule axis of extension (8), is greater than any cross-section of the lower part (37) perpendicularly to the capsule axis of extension (8), the narrowing (35) being located close to the protection element (20) at the seat (33). 14. A capsule for making beverages containing at least one powdered food substance to be extracted by passing water through the at least one powdered food substance to make a beverage; the capsule (2) comprising: a cup-shaped body (3) comprising a lower wall (4) and a lateral wall (5) connected directly to the lower wall (4);a lid (7) which closes the top of the cup-shaped body (3);a filter bag (9) positioned inside the cup-shaped body (3) for separating the at least one powdered food substance at least from the lower wall (4), wherein a capsule (2) axis of extension (8) passes through a central point of the lid (7) and through a central point of the lower wall (4); anda protection element (20) formed as a unitary body that is separate and distinct from the cup-shaped body (3), the protection element (20) positioned in contact with the lower wall (4) or the lateral wall (5) inside the cup-shaped body (3), the protection element (20) configured to define an annular chamber (21) between the lower wall (4) of the cup-shaped body (3) and a portion of the protection element (20) that is axially offset from said lower wall toward said lid, said annular chamber (21) being inside the cup-shaped body (3) between the lower wall (4) and the lid (7), extending completely around the capsule axis of extension (8), and being in fluid communication with the filter bag (9), the protection element (20) also forming a seat (33) for the filter bag (9), the seat (33) facing towards the lid (7) and being located, relative to the capsule axis of extension (8), radially inside the annular chamber (21), and wherein the annular chamber (21) surrounds the seat,wherein the filter bag (9) comprises an upper part (36) and a lower part (37), the upper part (36) having, perpendicularly to the capsule axis of extension (8), a cross-section greater than that of the lower part (37), and the lower part (37) being inserted in said seat (33),wherein proceeding from the lateral wall (5) towards the capsule axis of extension (8), the protection element (20) comprises an annular first wall (22), having a first outer face (24) and a first inner face (23), and an annular second wall (25), having a second inner face (26) and a second outer face (27), the annular second wall (25) being connected to the annular first wall (22) by said portion of the protection element, in which said portion of the protection element is an annular connecting portion (28), at least one of the annular first wall (22) and the annular second wall (25) extending away from the lower wall (4), andwherein the annular connecting portion, the annular first wall (22) and the annular second wall (25) define the annular chamber (21) between the first inner face (23) and the second inner face (26). 15. The capsule according to claim 14, characterised in that the annular first wall (22) comprises, at the end opposite to the annular connecting portion (28), a first contact portion (31), and in that the protection element (20) is substantially in contact with the cup-shaped body (3) of the capsule (2) by means of the annular first wall (22) at the first contact portion (31), wherein the first contact portion (31) is substantially in contact with the lower wall (4) or with the lateral wall (5) or wherein the protection element (20) comprises one or more first passages (32) made at the first contact portion (31), the one of more first passages (32) allowing said fluid communication. 16. The capsule according to claim 14, characterised in that the protection element (20) comprises, centrally relative to the annular chamber (21) and at the seat (33), a central opening (39) whose perimeter is distanced from the lower wall (4), allowing said fluid communication and in that the annular second wall (25) is distanced from the lower wall (4), one edge (29) of the annular second wall (25) opposite to the annular connecting portion (28) forming a perimeter of the central opening (39). 17. The capsule according to claim 14, characterised in that the filter bag (9) comprises an upper opening (10) facing towards the lid (7), the filter bag (9) containing the at least one powdered food substance between the filter bag and at least the lid (7), and in that the filter bag (9) is connected to the lateral wall (5) or to the lid (7) substantially at a perimeter of the upper opening (10). 18. The capsule according to claim 17, characterised in that the filter bag (9) comprises a narrowing (35) of the cross-section located at an intermediate portion of the filter bag, said narrowing (35) the upper part (36) of the filter bag extending between the upper opening (10) and the narrowing (35), and the lower part (37) of the filter bag extending between the narrowing (35) and a base (34) of the filter bag (9), said upper part (36) having, perpendicularly to the capsule axis of extension (8), a cross-section which at every point of the capsule axis of extension (8), is greater than any cross-section of the lower part (37) perpendicularly to the capsule axis of extension (8), the narrowing (35) being located close to the protection element (20) at the seat (33).