# US 2022/0031027 A1 · Closure Device with Closure Parts Which Can Be Placed Against Each Other > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2022/0031027 A1 - Document ID: US20220031027A1 - Status: Published application - Kind: A1 - Application number: 17/277,345 - Filed: 2019-09-17 - Published: 2022-02-03 - Earliest claimed: 2018-09-19 - Assignees: Fidlock GmbH - Applicants: Fidlock GmbH - Inventors: Joachim Fiedler; Lasse Hiller - Web page: https://patentgrep.com/patent/US20220031027A1 ## CPC - A44B 11/2542: {actuated by a rotatable element, e.g. combined with other actuating means} - A44B 11/2588: {combined with one buckle element rotating or pivoting} - A42B 3/08: Chin straps or similar retention devices - Y10T 24/32: having magnetic fastener - A44B: BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE (fastenings specially adapted for footwear A43C) - A42B: HATS; HEAD COVERINGS (headbands A41D20/00; head-scarves A41D23/00) - Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION ## Abstract A closure device includes a first closure part which includes a base body and at least one closure element rotatably arranged on the base body about an axis of rotation. The at least one closure element includes a base body and at least one first locking portion arranged on the base body, and at least one second closure part which includes a base element and at least one second locking portion arranged on the base element. The first closure part and the at least one second closure part can be placed against each other along a placement direction. ## Claims ### Claim 1 A closure device, comprising a first closure part which includes a base body and at least one closure element rotatably arranged on the base body about an axis of rotation, wherein the at least one closure element includes a base body and at least one first locking portion arranged on the base body, and at least one second closure part, which includes a base element and at least one second locking portion arranged on the base element, wherein the first closure part and the least one second closure part can be placed against each other along a placement direction, wherein the first closure part and the at least one second closure part are placed against each other in a closed position such that the at least one first locking portion of the at least one closure element and the at least one second locking portion of the at least one second closure part are in engagement with each other, wherein for releasing the first closure part and the at least one second closure part from each other, the at least one first locking portion of the at least one closure element and the at least one second locking portion of the at least one second closure part can be brought out of engagement with each other by rotating the at least one closure element relative to the base body of the first closure part, and wherein an actuating element is adjustably arranged on the base body, which is operatively connected to the at least one closure element in such a way that by displacing the actuating element relative to the base body, the at least one closure element is rotatable relative to the base body. ### Claim 2 (depends on 1) The closure device according to claim 1, wherein the actuating element includes a coupling portion via which the actuating element positively or non-positively operatively connected to the at least one closure element. ### Claim 3 (depends on 2) The closure device according to claim 2, wherein the coupling portion is formed by a toothing. ### Claim 4 (depends on 1) The closure device according to claim 1, wherein the actuating element is linearly or rotationally adjustable relative to the base body along an actuating direction. ### Claim 5 (depends on 1) The closure device according to claim 1, wherein the at least one first locking portion is rigidly arranged on the base body of the at least one closure element and the at least one second locking portion is rigidly arranged on the base element of the at least one second closure part. ### Claim 6 (depends on 1) The closure device according to claim 1, wherein at least one of the at least one first locking portion protrudes from the base body along the axis of rotation, and the at least one first locking portion includes a first latching protrusion and the at least one second locking portion includes a second latching protrusion, wherein in the closed position the first latching protrusion and the second latching protrusion are positively held in engagement with each other. ### Claim 7 (canceled) ### Claim 8 (depends on 1) The closure device according to claim 1, wherein the at least one closure element of the first closure part includes two first locking portions arranged on the base body of the at least one closure element on different sides of the axis of rotation, and the at least one second closure part includes two second locking portions, wherein in the closed position the first locking portions and the second locking portions are positively in engagement with each other. ### Claim 9 (depends on 8) The closure device according to claim 8, wherein the first locking portions each include a first latching protrusion, wherein the first latching protrusion of one of the first locking portions points radially to the inside and the first latching protrusion of the other one of the first locking portions points radially to the outside, wherein in the closed position the first latching protrusions each are in engagement with a second latching protrusion of an associated second locking portion of the at least one second closure part. ### Claim 10 (depends on 1) The closure device according to claim 1, wherein the at least one second closure part includes a blocking element with a blocking portion which in the closed position is arranged on a side of the at least one first locking portion facing away from the at least one second locking portion and blocks the engagement of the at least one first locking portion and the at least one second locking portion with each other. ### Claim 11 (depends on 10) The closure device according to claim 10, wherein at least one of in the closed position the blocking portion is arranged radially inside the at least one first locking portion, the blocking element is adjustable relative to the base element of the at least one second closure part; and the blocking element is magnetically pretensioned in the direction of a blocking portion for blocking the engagement of the at least one first locking portion and the at least one second locking portion with each other. ### Claim 12 (canceled) ### Claim 13 (canceled) ### Claim 14 (depends on 1) The closure device according to claim 1, wherein the at least one closure element has a first side and a second side, wherein on the first side and on the second side at least one first locking portion each is arranged, wherein one second closure part each can be placed against the first side and against the second side. ### Claim 15 (depends on 1) The closure device according to claim 1, wherein the at least one closure element includes at least one first magnetic element and the at least one second closure part includes at least one second magnetic element, wherein the at least one first magnetic element and the at least one second magnetic element are configured to cooperate in a magnetically attracting way on placement of the first closure part and the at least one second closure part against each other. ### Claim 16 (depends on 1) The closure device according to claim 1, wherein the first closure part includes resetting means for resetting the actuating element into a starting position associated to the closed position. ### Claim 17 A closure device, comprising a first closure part which includes a closure element with a base body and at least one first locking portion arranged on the base body, and a second closure part, which includes a base element and at least one second locking portion arranged on the base element, wherein the first closure part and the second closure part can be placed against each other along a placement direction, wherein in a closed position the first closure part and the second closure part are placed against each other such that the at least one first locking portion of the closure element and the at least one second locking portion of the second closure part are in engagement with each other, wherein for releasing the first closure part and the second closure part from each other, the at least one first locking portion of the closure element and the at least one second locking portion of the second closure part can be brought out of engagement with each other by rotating the closure element relative to the second closure part about an axis of rotation, and wherein the second closure part includes a blocking element with a blocking portion which in the closed position is arranged radially inside the at least one first locking portion with respect to the axis of rotation and blocks the engagement of the at least one first locking portion and the at least one second locking portion with each other. ### Claim 18 (depends on 17) The closure device according to claim 17, wherein the closure element of the first closure part includes two first locking portions arranged on the base body of the closure element on different sides of the axis of rotation and the second closure part includes two second locking portions, wherein in the closed position the first locking portions and the second locking portions are positively in engagement with each other. ### Claim 19 (depends on 17) The closure device according to claim 17, wherein the closure element is rotatably arranged on a base body of the first closure part about the axis of rotation. ### Claim 20 (depends on 17) The closure device according to claim 17, wherein the closure element includes at least one first magnetic element and the second closure part includes at least one second magnetic element, wherein the at least one first magnetic element and the at least one second magnetic element are configured to cooperate in a magnetically attracting way on placement of the first closure part and the second closure part against each other. ### Claim 21 A closure device, comprising a first closure part which includes a closure element with a base body and at least one first locking portion arranged on the base body, and a second closure part, which includes a base element and at least one second locking portion arranged on the base element, wherein the first closure part and the second closure part can be placed against each other along a placement direction, wherein in a closed position the first closure part and the second closure part are placed against each other such that the at least one first locking portion of the closure element and the at least one second locking portion of the second closure part are in engagement with each other, wherein for releasing the first closure part and the second closure part from each other, the at least one first locking portion of the closure element and the at least one second locking portion of the second closure part can be brought out of engagement with each other by rotating the closure element relative to the second closure part about an axis of rotation, and wherein the closure element has a first side and a second side, wherein on the first side and on the second side at least one first locking portion each is arranged, wherein one second closure part each can be placed against the first side and against the second side. ### Claim 22 (depends on 21) The closure device according to claim 21, wherein the closure element includes at least one first magnetic element and each second closure part includes at least one second magnetic element, wherein the at least one first magnetic element and the at least one second magnetic element are configured to cooperate in a magnetically attracting way on placement of each second closure part against the first closure part. ### Claim 23 (depends on 21) The closure device according to claim 21, wherein the second closure part to be placed against the first side of the closure element and the second closure part to be placed against the second side of the closure element are identical in construction. ### Claim 24 (canceled) ### Claim 25 (canceled)