EP3560568B1 - Assembly blocks - Google Patents

Assembly blocks Download PDF

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Publication number
EP3560568B1
EP3560568B1 EP17820412.9A EP17820412A EP3560568B1 EP 3560568 B1 EP3560568 B1 EP 3560568B1 EP 17820412 A EP17820412 A EP 17820412A EP 3560568 B1 EP3560568 B1 EP 3560568B1
Authority
EP
European Patent Office
Prior art keywords
click
block
coupling part
click coupling
coupling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP17820412.9A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3560568A4 (en
EP3560568A1 (en
Inventor
Doo Hyun Hwang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020160121583A external-priority patent/KR101898337B1/ko
Application filed by Individual filed Critical Individual
Publication of EP3560568A1 publication Critical patent/EP3560568A1/en
Publication of EP3560568A4 publication Critical patent/EP3560568A4/en
Application granted granted Critical
Publication of EP3560568B1 publication Critical patent/EP3560568B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H33/00—Other toys
    • A63H33/04—Building blocks, strips, or similar building parts
    • A63H33/10—Building blocks, strips, or similar building parts to be assembled by means of additional non-adhesive elements
    • A63H33/101—Building blocks, strips, or similar building parts to be assembled by means of additional non-adhesive elements with clip or snap mechanism
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H33/00—Other toys
    • A63H33/04—Building blocks, strips, or similar building parts
    • A63H33/06—Building blocks, strips, or similar building parts to be assembled without the use of additional elements
    • A63H33/062—Building blocks, strips, or similar building parts to be assembled without the use of additional elements with clip or snap mechanisms
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H33/00—Other toys
    • A63H33/04—Building blocks, strips, or similar building parts
    • A63H33/06—Building blocks, strips, or similar building parts to be assembled without the use of additional elements
    • A63H33/08—Building blocks, strips, or similar building parts to be assembled without the use of additional elements provided with complementary holes, grooves, or protuberances, e.g. dovetails
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H33/00—Other toys
    • A63H33/04—Building blocks, strips, or similar building parts
    • A63H33/10—Building blocks, strips, or similar building parts to be assembled by means of additional non-adhesive elements
    • A63H33/105—Building blocks, strips, or similar building parts to be assembled by means of additional non-adhesive elements with grooves, e.g. dovetails

Definitions

  • the present invention relates to assembly blocks, and more particularly, to assembly blocks which can freely be coupled into various text arrays and creative shapes by means of insert-coupling or slide-coupling of a first block and a second block which can be manufactured from a lightweight material.
  • Assembly blocks are known as toy products for encouraging children's curiosity and facilitating childhood brain development. These toy assembly blocks are mostly configured to be interlocked with other blocks and are completed in various shapes according to the interlocking manner or assembled positions.
  • Toy blocks using a plurality of magnets are disclosed in Korean Patent Nos. 10-1047689 and 10-1468130 .
  • Assembly blocks according to the preamble of claim 1 are known from GB-A-2 469 301 .
  • coupled states of the blocks are maintained solely depending on magnetic forces derived from the magnets. Therefore, in a case where a horizontally elongated block assembly structure or a large-sized assembly structure is to be constructed, the coupled states among the blocks may be randomly released or easily collapsed due to own weights of the blocks, that is, coupling forces between the blocks may be weakened.
  • the joining faces of the engaged blocks may be easily slipped to release the coupled states when an external force is applied in a direction parallel to the joining faces.
  • the block set product may have a noticeably increased weight, making it practically impossible for infants or children to carry the block set product.
  • the present invention has been made in an effort to solve the problems of the prior art, and it is an object of the present invention to provide assembly blocks, which can provide excitement to children in various ways through sliding and click inserting manners while stably coupling the blocks.
  • the present invention provides assembly blocks, which can improve a wide range of creativity by permitting the blocks to be assembled in various shapes.
  • the present invention provides assembly blocks, which can be manufactured from only plastic materials, which are much lighter than conventional magnetic assembly blocks, thereby providing convenience in carrying the same.
  • an assembly blocks comprising: a first block configured to have a shape of a panel and having at least one edge provided with a receiving part; a second block configured to have a shape of a panel and having at least one edge to be received in the receiving part of the first block; a first click coupling part configured to protrude or to be recessed on the receiving part; and a second click coupling part formed at a portion of the second block received in the receiving part and configured to be sliding-coupled or insert-coupled to the first click coupling part; wherein the second click coupling part is formed at opposite edges of the second block, the second block may be configured such that ends of receiving parts of two neighboring first blocks coupled to the second block come into contact with each other to prevent the second block from being exposed to outside when the second block is coupled to the two neighboring first blocks; wherein the second click coupling part comprises: a click coupling groove formed at at least one edge of the second block, the click coupling groove having smaller thickness than
  • the receiving part may be formed to have a shape of a groove configured such that a central portion of side surface of the edge of the first block is recessed, and the first click coupling part may be formed to have a shape of a rib and configured to be spaced apart from an inner end of the receiving part.
  • the second block may consist of at least two partial bodies which is divided about a lengthwise extension and comprises a rotation axis by which the partial bodies are pivotably coupled to each other, and the second click coupling part may be formed at lengthwise outer edges of the respective partial bodies.
  • the click inserting projections may be spaced apart from an inner end of the groove to be formed at outer ends of the groove so as to form a mounting part.
  • assembly blocks may further comprise: a guide part formed at one of the edges of the second block on which the second click coupling part is formed, the guide part being recessed to divide the second click coupling part into at least two parts; and a sub-click coupling part protruding on the guide part and configured to be inserted into a click coupling groove of the second click coupling part so as to be insert-coupled to the second click coupling part.
  • sub-click coupling part may be formed on a line extended from the click coupling groove.
  • a click inserting part may be formed to protrude on both surfaces of the sub-click coupling part.
  • the click inserting part may be formed at an external end of the sub-click coupling part.
  • sub-click coupling part may be formed at a central portion of the opposite edges of the body part.
  • the second block may be made from a bendable elastic material.
  • an inner end of the guide part and an outer end of the second click coupling part insert-coupled to the sub-click coupling part through the guide part may be formed to have curved surfaces which are engaged with each other.
  • the second click coupling part positioned at lengthwise opposite ends of the second block may be formed to have a width gradually decreasing toward an exterior side.
  • the assembly blocks according to the present invention can provide excitement to children in various ways by means of insert-coupling or slide-coupling of blocks while stably coupling the blocks.
  • assembly blocks according to the present invention can improve a wide range of creativity by permitting the blocks to be assembled in various shapes.
  • assembly blocks according to the present invention are manufactured using only plastic materials, they are noticeably lighter than conventional magnetic assembly blocks, thereby conveniently carrying the assembly block set.
  • FIG. 1 is a perspective view of assembly blocks according to a first embodiment of the present invention and FIG. 2 is a cross-sectional view taken along the line I - I ' of FIG. 1 .
  • the assembly blocks according to a first embodiment of the present invention include a first block 10 and a second block 20.
  • the first block 10 is made from a plastic material, such as polycarbonate (PC) consists of a panel-shaped body having a certain thickness, and has a receiving part 11 formed in at least one edge thereof.
  • the first block illustrated in the present embodiment has a body shaped of a substantially tetragonal panel and the receiving part 11 has external ends opened at four edges thereof.
  • Letters, numbers or figures of various shapes may be printed or adhered in form of a predetermined sticker to at least one of both surfaces of the panel.
  • a protruding or recessed first click coupling part 12 is formed at the receiving part 11.
  • the first click coupling part 12 illustrated in the present embodiment protrudes in form of a rib extending in a lengthwise direction of the receiving part 11.
  • the first click coupling part 12 is formed to be spaced by a predetermined distance apart from the internal end of the receiving part 11. Accordingly, second click coupling parts 21' of the second block 20, which will later be described, may guarantee coupling stability during insert-coupling and may serve as guide parts during slide-coupling.
  • first click coupling part 12 may have a preset length, but is preferably formed to have a length enough to prevent interference between a second block 20 insert-coupled to one first click coupling part 12 and a second block 20 insert-coupled to a neighboring first click coupling part 12.
  • FIG. 3 is a perspective view of a second block shown in FIG. 1
  • FIG. 4 is a front view of FIG. 3
  • FIG. 5 is an enlarged view of a portion 'A' shown in FIG. 3
  • FIG. 6 is a cross-sectional view taken along the line I - I ' of FIG. 5 .
  • the second block 20 is made from a plastic material, such as polycarbonate (PC), and is provided to have a shape of a panel having a predetermined thickness,
  • the second block 20 includes a body part 20' defining a central portion of the panel, and a second click coupling part 21' formed at its at least one edge.
  • the body part 20' illustrated in the present embodiment is provided as a panel having a length in one direction larger than a length in the other direction.
  • the second click coupling part 21' including a click coupling groove 21 and coupling blades 22, is formed at at least one edge of the body part 20'.
  • the second click coupling part 21' illustrated in the present embodiment is formed at each of four edges of the body part 20'.
  • the click coupling groove 21 has a smaller thickness than the body part 20' at the edge side of the body part 20' and is recessed, and coupling blades 22 are positioned at opposite sides of the click coupling groove 21.
  • click inserting projections 23 are formed to protrude on facing surfaces of the coupling blades 22, respectively.
  • the click inserting projections 23 are spaced apart from an internal end of the groove to be formed at an external end of the groove, and a mounting part 24 having a smaller height than the click inserting projections 23 is formed between the internal end and the click inserting projections 23.
  • a click inserting groove 25 which is positioned at an interior region of the body part 20' and which is recessed, is formed on an outer surface of each of the coupling blades 22, and an inserting projection 26 positioned outside the click inserting groove 25 is formed on an outer surface of each of the coupling blades 22.
  • the inserting projection 26 is formed to have an inclined surface to stably guide a coupling operation during insert-coupling.
  • the coupling blades 22 may be resiliently compressed toward the click coupling groove 21 and restored to then be insert-coupled to the first click coupling part 12 with a "clicking" sound.
  • the second block 20 may be formed to have a lengthwise or widthwise length equivalent to, shorter or longer than a length of an edge of the first block 10
  • the second block 20 may be provided to have a widthwise length such that end portions of the receiving part 11 of the respective first block 10 coupled to the second block 20 are contacted to each other so as to prevent the second block 20 from being exposed to the outside.
  • the widthwise length of the second block 20 is approximately two times a depth of the receiving part 11 of the first block 10.
  • Korean letter puzzle, Chinese letter puzzle, picture puzzle, etc. can be played by assembling of the blocks.
  • FIGS. 7 to 12 are diagrams illustrating assembled states of the assembly blocks according to the first embodiment of the present invention.
  • the assembled states of the assembly blocks according to the first embodiment of the present invention will now be described by way of example with regard to a process of assembling the assembly blocks for completing a Korean word " ", which means a river.
  • three first blocks 10A, 10B and 10C and two second blocks 20A and 20B are prepared, the three first blocks 10A, 10B and 10C having Korean letters " ", " " and " " printed on their respective panels.
  • the first block 10B with " " printed thereon is prepared to then be insert-coupled to the second block 20A in the same manner as described above.
  • the second block 20B is prepared, a click inserting groove 25B positioned on the left is insert-coupled to the first block 10A, and a click inserting groove 25B positioned on the right is insert-coupled to the first block 10B.
  • the first block 10C with " " printed thereon is prepared to then be insert-coupled to the second block 20B in the same manner as described above, thereby completing the Korean word " " by assembling the first blocks.
  • the first block 10 and the second block 20 may be coupled to each other by a modified example of the insert-coupling method, that is, a slidably insert-coupling method.
  • a modified example of the insert-coupling method that is, a slidably insert-coupling method.
  • FIG. 13 is a diagram illustrating a modified assembled state of first and second blocks.
  • a first click coupling part 12 of the first block 10 may be insert-coupled to a click inserting groove 25 of a second click coupling part 21' positioned on a shorter side of the second block 20.
  • FIGS. 14 to 17 are diagrams illustrating assembled states of second blocks in the assembly blocks according to the first embodiment of the present invention.
  • an upper second block of two second blocks will be denoted by reference symbol 20A and a lower second block of two second blocks will be denoted by reference symbol 20B in the following description, and subsidiary components of the corresponding second block will also be denoted by the symbol A and B added thereto.
  • two second blocks 20A and 20B are prepared and then positioned such that second click coupling parts 21A' and 21B' positioned at their longitudinal (lengthwise) ends face each other.
  • one of coupling blades 22B of the second click coupling part 21B' of the lower second block 20B is insert-coupled to a click coupling groove 21A of the second click coupling part 21A' of the upper second block 20A.
  • click inserting projections 23B formed on inner surfaces of the coupling blades 22B of the second click coupling part 21B' and inserting projections 26B formed on outer surfaces of the coupling blades 22B may pass click inserting projections 23A of the second click coupling part 21A' to then be mounted in mounting parts 24A formed therein, thereby achieving insert-coupling of the second click coupling parts.
  • the insert-coupling may be achieved such that the inserting projections 26B of the second block 20B comes into contact with the click inserting projections 23A of the second block 20A and then passes the click inserting projections 23A, and the click inserting projections 23B of the second block 20B comes in contact with the click inserting projections 23A of the second block 20A and then passes the click inserting projections 23A, so that the click inserting projections 23B and the inserting projections 26B of the second block 20B are mounted in the mounting parts 24A, whereby the insert-coupling is achieved with a "clicking" sound. With the "clicking" sound, it can be determined that the insert-coupling has been completed.
  • insert-coupling can also be achieved by second click coupling parts 21A' and 21B' formed on widthwise opposite surfaces of two second blocks,
  • insert-coupling of a second click coupling part 21B' formed at a lengthwise edge and a second click coupling part 21A' formed at a widthwise edge can also be achieved.
  • assembly blocks according to a second embodiment of the present invention will be described.
  • a configuration of a second block is modified.
  • a first block has the same configuration as that of the first embodiment and a detailed description will not be given.
  • FIG. 18 is a perspective view of a second block of assembly blocks according to a second embodiment of the present invention
  • FIG. 19 is a front view of FIG. 18
  • FIG. 20 is an enlarged view of a portion 'A' shown in FIG. 18
  • FIG. 21 is a cross-sectional view taken along the line I - I ' of FIG. 19 .
  • the second block 20a of the assembly blocks according to the second embodiment of the present invention may include a body part 20', second click coupling parts 21', guide parts 30 and sub-click coupling parts 40.
  • the second block 20a is formed to have a length equivalent to one edge of the first block 10, lengthwise opposite ends can be formed so as to have a width which gradually decreases outwardly.
  • shorter side edges are configured to have arc shape (curved line).
  • the second blocks 20a is formed to have a width gradually decreasing toward the end, interference may not occur between two neighboring second blocks 20a which are insert-coupled into the first block 10 in such a manner that the ends of the two second blocks 20a are brought into contact with each other.
  • the guide parts 30 and the sub-click coupling parts 40 are formed at lengthwise opposite sides where the second click coupling parts 21' are formed, respectively.
  • the guide parts 30 are formed to be recessed at lengthwise opposite sides where the second click coupling parts 21' are formed, so as to divide the second click coupling parts 21' into multiple parts.
  • Each of the guide parts 30 illustrated in the present embodiment is formed at a central portion of the second click coupling parts 21' formed at the lengthwise opposite edges so as to divide each of the second click coupling parts 21' into two parts.
  • the sub-click coupling part 40 is formed to protrude on the guide parts 30 and has a thickness enough to be inserted and coupled into the second click coupling parts 21'.
  • the sub-click coupling parts 40 are preferably formed to extend from the click coupling grooves 21 of the second click coupling parts 21'. In such a manner, when the second click coupling part 21' of one of two different assembly blocks and the sub-click coupling part 40 of the other assembly block are coupled to each other, two second blocks may constantly have the same thickness.
  • click inserting parts 41 are formed to protrude on both side surfaces of the sub-click coupling part 40.
  • the click inserting parts 41 are formed at external ends of the sub-click coupling part 40, thereby allowing the click inserting parts 41 to be insert-coupled to the second click coupling parts 21' with a "clicking" sound.
  • an internal end of the guide part 30 and an external end of the second click coupling part 21' inserted into the guide part 30 to then be insert-coupled to the sub-click coupling part 40 are formed to have curved faces engaged with each other. Accordingly, the main-click coupling part 20 can be rotated by a predetermined angle about the sub-click coupling part 40, thereby allowing a user to assemble the blocks in a variety of creative manners.
  • FIGS. 22 to 25 are diagrams illustrating assembled states of the assembly blocks according to the second embodiment of the present invention.
  • the coupling blades 22 are resiliently compressed toward the click coupling groove 21 while the first click coupling part 12 of the first block 10 passes the inserting projection 26 formed on the outer surface of coupling blades 22 of the second click coupling parts 21', and then the first click coupling part 12A is mounted in the click inserting groove 25 so that the coupling blades 22 are resiliently restored, thereby achieving insert-coupling with a "clicking" sound.
  • the other edge of the second block 20a may be insert-coupled to another first block 10 in the same manner.
  • ends of the two second blocks 20a where the second blocks are in contact with each other are configured to have a width which gradually decreases, thereby enabling insert-coupling without interference.
  • FIGS. 26 to 29 are diagrams illustrating assembled states of second blocks in the assembly blocks according to the second embodiment of the present invention.
  • a second click coupling part 21' of a right second block 20a is positioned to face a sub-click coupling part 40 of a left block 20a.
  • the sub-click coupling parts 40 is insert-coupled to a click coupling groove 21 of the second click coupling part 21'.
  • a click inserting part 41 is inserted into the click coupling groove 21 positioned at an interior portion of the second block 20a, thereby completing the insert-coupling.
  • a plurality of second blocks 20a may be insert-coupled to one another in various manners.
  • FIG. 29 in a state in which a sub-click coupling part 40 of a second block 20a and a second click coupling part 21' of another second block 20a are coupled to each other, the second click coupling parts 21' are rotated by a predetermined angle about the sub-click coupling part 40, thereby allowing a user to assemble the blocks having creative shapes.
  • the second click coupling parts 21' and inner ends of the guide parts 30 may be rotated relative to each other while being supported to each other.
  • the second block 20 according to the first embodiment and the second block 20a according to the second embodiment may be combined to assemble blocks in various manners.
  • a second block is configured to be rotatable.
  • FIG. 31 is a perspective view of a second block in assembly blocks according to a third embodiment of the present invention.
  • a body part 20' of the second block 20b may be divided into at least two partial bodies 51a and 51b about a lengthwise extension and the at least two partial bodies 51a and 51b may be coupled to each other so as to pivot relative to each other about a rotation axis.
  • the left partial body 51a and the right partial body 51b may be configured to allow the rotation axis to be inserted therebetween.
  • second click coupling parts 21' are formed only at lengthwise outer edges of the respective partial bodies 51a and 51b. When necessary, the second click coupling parts 21' may also be formed at widthwise ends of the respective partial bodies 51a and 51b.
  • the use of the second block 20b according to the third embodiment allows the divided two partial bodies 51a and 51b to pivot about the rotation axis. Accordingly, the assembly blocks coupled to each other using the second block 20b according to the third embodiment can be assembled in a three-dimensional shape, as well as in a planar shape.
  • FIG. 33 is a perspective view of a second block of assembly blocks according to a fourth embodiment of the present invention.
  • the second block 20c includes second click coupling parts 21' formed at lengthwise edges, like in the third embodiment, in a body part 20', which is the same as in the first embodiment, and is made from a bendable elastic material, such as silicon. That is to say, the use of bendable assembly blocks allows a user to assemble the blocks in a three-dimensional shape even without such a rotatable structure as in the third embodiment illustrated in FIG. 34 .
  • the assembly blocks according to the present invention can be produced by a general injection-molding process.

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EP17820412.9A 2016-06-30 2017-05-30 Assembly blocks Active EP3560568B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20160082654 2016-06-30
KR1020160121583A KR101898337B1 (ko) 2016-06-30 2016-09-22 조립식 블럭
PCT/KR2017/005650 WO2018004135A1 (ko) 2016-06-30 2017-05-30 조립식 블럭

Publications (3)

Publication Number Publication Date
EP3560568A1 EP3560568A1 (en) 2019-10-30
EP3560568A4 EP3560568A4 (en) 2020-12-16
EP3560568B1 true EP3560568B1 (en) 2022-03-09

Family

ID=60787277

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17820412.9A Active EP3560568B1 (en) 2016-06-30 2017-05-30 Assembly blocks

Country Status (4)

Country Link
US (1) US20240165527A1 (ko)
EP (1) EP3560568B1 (ko)
ES (1) ES2913443T3 (ko)
WO (1) WO2018004135A1 (ko)

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Also Published As

Publication number Publication date
ES2913443T3 (es) 2022-06-02
EP3560568A4 (en) 2020-12-16
US20240165527A1 (en) 2024-05-23
EP3560568A1 (en) 2019-10-30
WO2018004135A1 (ko) 2018-01-04

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