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KR-20260062760-A - ELECTRONIC APPARATUS INCLUDING ADHESIVE MEMBER

KR20260062760AKR 20260062760 AKR20260062760 AKR 20260062760AKR-20260062760-A

Abstract

An electronic device is disclosed. The electronic device comprises: a housing; a battery embedded in the housing; a display disposed on the front of the housing; a cover disposed on the rear of the housing; and an adhesive member disposed between the rear of the housing and the cover to attach the cover to the rear of the housing. The adhesive member comprises a first adhesive layer attached to the housing; a second adhesive layer attached to the cover; a first connecting layer disposed between the first adhesive layer and the second adhesive layer; and a second connecting layer disposed between the first adhesive layer and the second adhesive layer adjacent to the first connecting layer and elastically extending in the direction of movement of the cover to compensate for displacement of the cover due to battery swelling.

Inventors

  • 이승훈
  • 박진호
  • 유민우

Assignees

  • 삼성전자주식회사

Dates

Publication Date
20260507
Application Date
20241125
Priority Date
20241029

Claims (20)

  1. In electronic devices, Housing; Battery embedded in the above housing; A display positioned on the front of the above housing; A cover disposed on the rear of the above housing; and An adhesive member disposed between the rear surface of the housing and the cover to attach the cover to the rear surface of the housing; The above adhesive member is, A first adhesive layer attached to the above housing; A second adhesive layer attached to the above cover; A first connecting layer disposed between the first adhesive layer and the second adhesive layer; and A second connecting layer disposed between the first adhesive layer and the second adhesive layer adjacent to the first connecting layer, and elastically extended in the direction of movement of the cover to compensate for displacement of the cover due to battery swelling; comprising Electronic device.
  2. In paragraph 1, The above adhesive member is, Configured to be attached to a seating portion of the housing provided along the outer edge of the housing, Electronic device.
  3. In paragraph 2, The above adhesive member is, Having the form of a closed curve, Electronic device.
  4. In paragraph 2, The above adhesive member is, A plurality of at least two adhesive members attached to the seating portion of the housing at a distance from each other, Electronic device.
  5. In paragraph 1, The stiffness of the first connecting layer is, configured to be greater than the rigidity of the second connecting layer above, Electronic device.
  6. In paragraph 5, The elasticity of the second connecting layer above is, configured to be greater than the elasticity of the first connecting layer, Electronic device.
  7. In paragraph 1, The stiffness of the first connecting layer is, Composed to be greater than the rigidity of the first adhesive layer and the second adhesive layer, Electronic device.
  8. In Paragraph 7, The elasticity of the second connecting layer above is, Composed to be greater than the elasticity of the first adhesive layer and the second adhesive layer, Electronic device.
  9. In paragraph 1, The first connecting layer and the second connecting layer are, A material having adhesive properties, Electronic device.
  10. In paragraph 1, The first connecting layer above is, A film comprising a polyester or acrylic material; and A film comprising an adhesive material applied to both sides thereof. Electronic device.
  11. In paragraph 1, The second connecting layer above is, including polyurethane material, Electronic device.
  12. In paragraph 1, The first connecting layer above is, Configured to be positioned closer to the outer edge of the housing than the second connecting layer, Electronic device.
  13. In paragraph 1, The second connecting layer above is, Configured to be positioned closer to the outer edge of the housing than the first connecting layer, Electronic device.
  14. In paragraph 1, The above adhesive member is, A space provided between the first connecting layer and the second connecting layer such that when the cover moves to the rear of the housing, the second connecting layer extends without interfering with the first connecting layer, Electronic device.
  15. In paragraph 1, The first adhesive layer and the second adhesive layer are, It is configured to have identical physical properties, and The first connecting layer above is, A material having different properties from the first adhesive layer and the second adhesive layer. Electronic device.
  16. In paragraph 15, The second connecting layer above is, A material having different properties from the first adhesive layer, the second adhesive layer, and the first connecting layer. Connecting device.
  17. In paragraph 15, The first adhesive layer and the second adhesive layer are, Containing PSA (pressure sensitive adhesive), Electronic device.
  18. In electronic devices, Housing; Battery embedded in the above housing; A display positioned on the front of the above housing; A cover disposed on the rear of the above housing; and An adhesive member disposed between the rear surface of the housing and the cover to attach the cover to the rear surface of the housing; The above adhesive member is, A first adhesive layer attached to the housing above; A connecting layer having a lower surface attached to the housing and positioned adjacent to the first adhesive layer; It includes a second adhesive layer, the upper surface of which is attached to the cover and the lower surface of which is attached to the first adhesive layer and the connecting layer; The above connection layer is, Configured to elastically extend in the direction of movement of the cover to compensate for the displacement of the cover caused by battery swelling, Electronic device.
  19. In Paragraph 18, The above adhesive member is, Attached to a seating portion of the housing provided along the outer edge of the housing, and The above adhesive layer is, Configured to be positioned closer to the outer edge of the housing than the connecting layer above, Electronic device.
  20. In Paragraph 18, The above adhesive member is, A space provided between the adhesive layer and the connecting layer such that when the cover moves to the rear of the housing, the connecting layer extends without interfering with the first adhesive layer, Electronic device.

Description

Electronic apparatus including an adhesive member The present disclosure relates to an electronic device comprising an adhesive member that improves separation of a cover from a housing due to battery swelling. Recently, the demand for batteries has increased due to the growing demand for portable electronic devices, and among batteries, lithium-ion batteries are widely used because they have the advantages of high energy density, high discharge voltage, or output stability. The information described above may be provided as related art for the purpose of aiding understanding of the present disclosure. No claim or determination is made as to whether any of the foregoing may be applied as prior art related to the present disclosure. In relation to the description of the drawings, the same or similar reference numerals may be used for identical or similar components. FIG. 1 is a block diagram of an exemplary electronic device (10) capable of performing the operations described in this document. FIG. 2 is a perspective view showing the folding state of an electronic device according to one embodiment of the present disclosure. FIG. 3 is a plan view showing the unfolded state of an electronic device according to one embodiment of the present disclosure. FIG. 4 is an exploded view showing an electronic device according to one embodiment of the present disclosure. FIG. 5 is a cross-sectional view showing an example in which an adhesive member included in an electronic device according to one embodiment of the present disclosure is disposed between a housing and a cover. FIG. 6 is a drawing showing a swollen state of a battery of an electronic device according to one embodiment of the present disclosure. FIGS. 7, FIGS. 8, FIGS. 9, FIGS. 10, FIGS. 11, FIGS. 12, FIGS. 13 and FIGS. 14 are drawings illustrating the manufacturing process of an adhesive member according to one embodiment of the present disclosure. FIGS. 15 and 16 are drawings illustrating an example of connecting a cover to a housing using an adhesive member according to one embodiment of the present disclosure. FIG. 17 is a plan view showing an adhesive member included in an electronic device according to one embodiment of the present disclosure. FIG. 18 is a perspective view showing an adhesive member included in an electronic device according to one embodiment of the present disclosure. FIG. 19 is a cross-sectional view showing an example in which an adhesive member included in an electronic device according to one embodiment of the present disclosure is disposed between a housing and a cover. FIG. 20 is a cross-sectional view showing an example in which an adhesive member included in an electronic device according to one embodiment of the present disclosure is disposed between a housing and a cover. FIG. 21 is a drawing showing a swollen state of a battery of an electronic device according to one embodiment of the present disclosure. FIG. 22 is a cross-sectional view showing an example in which an adhesive member included in an electronic device according to one embodiment of the present disclosure is disposed between a housing and a cover. FIG. 23 is a drawing showing a swollen state of a battery of an electronic device according to one embodiment of the present disclosure. FIG. 24 is a cross-sectional view showing an example in which an adhesive member included in an electronic device according to one embodiment of the present disclosure is disposed between a housing and a cover. FIG. 25 is a drawing showing a swollen state of a battery of an electronic device according to one embodiment of the present disclosure. Embodiments according to the present disclosure may be subject to various modifications and may have various embodiments; specific embodiments are illustrated in the drawings and described in detail in this specification. However, this is not intended to limit the scope to specific embodiments and should be understood to include various modifications, equivalents, and/or alternatives of one or more embodiments according to the present disclosure. In relation to the description of the drawings, similar reference numerals may be used for similar components. In describing the present disclosure, detailed descriptions of related known functions or configurations are omitted if it is determined that such descriptions would unnecessarily obscure the essence of the present disclosure. Additionally, one or more embodiments according to the present disclosure may be modified in various different forms, and the scope of the technical concept of the present disclosure is not limited to the following embodiments. Rather, these embodiments are provided to make the present disclosure more faithful and complete and to fully convey the technical concept of the present disclosure to those skilled in the art. The terms used in this disclosure are used merely to describe specific embodiments and are not intended to limit the scope of the rights. Singular e