US-12616271-B2 - Climate control system for a shoe and related shoe sole

Abstract

A climate control system for a shoe is provided and includes a pumping assembly, a discharge-end assembly and a suction-end assembly. The pumping assembly is formed in a one-piece structure and includes a first layer structure, a second layer structure and a plurality of supporting structures located inside a chamber formed between the first layer structure and the second layer structure and integrally connected between the first layer structure and the second layer structure. When the pumping assembly is forced to be resiliently compressed, air inside the pumping assembly is driven to flow toward the discharge-end assembly and then flow out of the discharge-end assembly to an interior of the shoe through a plurality of ventilation openings. When the pumping assembly is released to resiliently recover, ambient air is driven to flow toward the pumping assembly through the suction-end assembly. Besides, a related shoe sole is also provided.

Inventors

• Shih-Sheng Yang
• Chih-Hung Chen

Assignees

• UNIVERSAL TRIM SUPPLY CO., LTD.

Dates

Publication Date

20260505

Application Date

20240312

Claims (18)

1. 1 . A climate control system for a shoe, the climate control system comprising: a pumping assembly disposed between an outer sole and an inner sole of a shoe sole of the shoe, the pumping assembly being formed in a one-piece structure and comprising a first layer structure, a second layer structure and a plurality of supporting structures, a peripheral portion of the first layer structure and a peripheral portion of the second layer structure being integrally connected to each other, so as to form a chamber between the first layer structure and the second layer structure, and the plurality of supporting structures being located inside the chamber and integrally connected between the first layer structure and the second layer structure; a discharge-end assembly disposed between the outer sole and the inner sole of the shoe sole of the shoe and communicated with the pumping assembly, the discharge-end assembly comprising a discharge-end air bag, a plurality of ventilation openings formed on the discharge-end air bag and a discharge-end air passage formed on the discharge-end air bag and communicated with the plurality of ventilation openings, the discharge-end air passage being for allowing air inside the discharge-end assembly to flow toward the plurality of ventilation openings, and the plurality of ventilation openings being for allowing the air inside the discharge-end assembly to flow out of the discharge-end assembly; and a suction-end assembly communicated with the pumping assembly; wherein when the pumping assembly is forced to be resiliently compressed, air inside the pumping assembly is driven to flow toward the discharge-end assembly and then flow out of the discharge-end assembly through the plurality of ventilation openings; wherein when the pumping assembly is released to resiliently recover, ambient air is driven to flow toward the pumping assembly through the suction-end assembly.
2. 2 . The climate control system of claim 1 , wherein the discharge-end assembly further comprises a non-return valve disposed between the discharge-end air passage and the pumping assembly and configured to only allow the air inside the pumping assembly to flow toward the discharge-end assembly in one way.
3. 3 . The climate control system of claim 2 , wherein the suction-end assembly comprises a filtering device and a suction-end air passage communicated between the filtering device and the pumping assembly.
4. 4 . The climate control system of claim 3 , wherein the suction-end assembly further comprises a suction-end air bag and a check valve, the suction-end air passage is formed on the suction-end air bag, the check valve is disposed between the suction-end air passage and the pumping assembly and configured to only allow the ambient air to flow toward the pumping assembly through the suction-end assembly in one way.
5. 5 . The climate control system of claim 4 , further comprising a three-way fitting communicated among the non-return valve, the check valve and the pumping assembly.
6. 6 . The climate control system of claim 1 , wherein the suction-end assembly comprises a filtering device and a suction-end air passage communicated between the filtering device and the pumping assembly.
7. 7 . The climate control system of claim 6 , wherein the suction-end assembly further comprises a suction-end air bag and a check valve, the suction-end air passage is formed on the suction-end air bag, the check valve is disposed between the suction-end air passage and the pumping assembly and configured to only allow the ambient air to flow toward the pumping assembly through the suction-end assembly in one way.
8. 8 . The climate control system of claim 1 , wherein each of the plurality of supporting structures is an X-shaped supporting structure.
9. 9 . A shoe sole comprising: an outer sole; an inner sole; and a climate control system comprising: a pumping assembly disposed between the outer sole and the inner sole, the pumping assembly being formed in a one-piece structure and comprising a first layer structure, a second layer structure and a plurality of supporting structures, a peripheral portion of the first layer structure and a peripheral portion of the second layer structure being integrally connected to each other, so as to form a chamber between the first layer structure and the second layer structure, and the plurality of supporting structures being located inside the chamber and integrally connected between the first layer structure and the second layer structure; a discharge-end assembly disposed between the outer sole and the inner sole and communicated with the pumping assembly, the discharge-end assembly comprising a discharge-end air bag, a plurality of ventilation openings formed on the discharge-end air bag and a discharge-end air passage formed on the discharge-end air bag and communicated with the plurality of ventilation openings, the discharge-end air passage being for allowing air inside the discharge-end assembly to flow toward the plurality of ventilation openings, and the plurality of ventilation openings being for allowing the air inside the discharge-end assembly to flow out of the discharge-end assembly; and a suction-end assembly communicated with the pumping assembly; wherein when the pumping assembly is forced to be resiliently compressed, air inside the pumping assembly is driven to flow toward the discharge-end assembly and then flow out of the discharge-end assembly through the plurality of ventilation openings; wherein when the pumping assembly is released to resiliently recover, ambient air is driven to flow toward the pumping assembly through the suction-end assembly.
10. 10 . The shoe sole of claim 9 , wherein the discharge-end assembly further comprises a non-return valve disposed between the discharge-end air passage and the pumping assembly and configured to only allow the air inside the pumping assembly to flow toward the discharge-end assembly in one way.
11. 11 . The shoe sole of claim 10 , wherein the suction-end assembly comprises a filtering device and a suction-end air passage communicated between the filtering device and the pumping assembly.
12. 12 . The shoe sole of claim 11 , wherein the suction-end assembly further comprises a suction-end air bag and a check valve, the suction-end air passage is formed on the suction-end air bag, the check valve is disposed between the suction-end air passage and the pumping assembly and configured to only allow the ambient air to flow toward the pumping assembly through the suction-end assembly in one way.
13. 13 . The shoe sole of claim 12 , wherein the climate control system further comprises a three-way fitting communicated among the non-return valve, the check valve and the pumping assembly.
14. 14 . The shoe sole of claim 9 , wherein the suction-end assembly comprises a filtering device and a suction-end air passage communicated between the filtering device and the pumping assembly.
15. 15 . The shoe sole of claim 14 , wherein the suction-end assembly further comprises a suction-end air bag and a check valve, the suction-end air passage is formed on the suction-end air bag, the check valve is disposed between the suction-end air passage and the pumping assembly and configured to only allow the ambient air to flow toward the pumping assembly through the suction-end assembly in one way.
16. 16 . The shoe sole of claim 9 , wherein each of the plurality of supporting structures is an X-shaped supporting structure.
17. 17 . The shoe sole of claim 9 , wherein a plurality of air communication holes are formed on the inner sole and located at positions corresponding to the plurality of ventilation openings.
18. 18 . A shoe sole comprising: an outer sole; an inner sole; and a climate control system comprising: a pumping assembly disposed between the outer sole and the inner sole, the pumping assembly being formed in a one-piece structure and comprising a first layer structure, a second layer structure and a plurality of supporting structures, a peripheral portion of the first layer structure and a peripheral portion of the second layer structure being integrally connected to each other, so as to form a chamber between the first layer structure and the second layer structure, and the plurality of supporting structures being located inside the chamber and integrally connected between the first layer structure and the second layer structure; a discharge-end assembly disposed between the outer sole and the inner sole and communicated with the pumping assembly, the discharge-end assembly comprising a plurality of ventilation openings; and a suction-end assembly communicated with the pumping assembly; wherein when the pumping assembly is forced to be resiliently compressed, air inside the pumping assembly is driven to flow toward the discharge-end assembly and then flow out of the discharge-end assembly through the plurality of ventilation openings; wherein when the pumping assembly is released to resiliently recover, ambient air is driven to flow toward the pumping assembly through the suction-end assembly; wherein a protruding structure is formed on the inner sole and located at a position corresponding to the pumping assembly.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates a shoe accessory, and more specifically, to a climate control system for a shoe and a related shoe sole. 2. Description of the Prior Art A shoe sole is an important part which forms a bottom part of a shoe for shock absorption. However, some of the conventional shoe soles may cause discomfort because of poor breathability and poor heat dissipation. Therefore, an improvement is urgently needed. SUMMARY OF THE INVENTION It is an objective of the present invention to provide a climate control system for a shoe and a related shoe sole for solving the aforementioned problem. In order to achieve the aforementioned objective, the present invention discloses a climate control system for a shoe. The climate control system includes a pumping assembly, a discharge-end assembly and a suction-end assembly. The pumping assembly is disposed between an outer sole and an inner sole of a shoe sole of the shoe. The pumping assembly is formed in a one-piece structure and includes a first layer structure, a second layer structure and a plurality of supporting structures. A peripheral portion of the first layer structure and a peripheral portion of the second layer structure are integrally connected to each other, so as to form a chamber between the first layer structure and the second layer structure, and the plurality of supporting structures are located inside the chamber and integrally connected between the first layer structure and the second layer structure. The discharge-end assembly is disposed between the outer sole and the inner sole of the shoe sole of the shoe and communicated with the pumping assembly. The discharge-end assembly includes a plurality of ventilation openings. The suction-end assembly is communicated with the pumping assembly. When the pumping assembly is forced to be resiliently compressed, air inside the pumping assembly is driven to flow toward the discharge-end assembly and then flow out of the discharge-end assembly through the plurality of ventilation openings. When the pumping assembly is released to resiliently recover, ambient air is driven to flow toward the pumping assembly through the suction-end assembly. According to an embodiment of the present invention, the discharge-end assembly further includes a discharge-end air passage communicated with the plurality of ventilation openings. According to an embodiment of the present invention, the discharge-end assembly further includes a discharge-end air bag and a non-return valve. The discharge-end air passage and the plurality of ventilation openings are formed on the discharge-end air bag. The non-return valve is disposed between the discharge-end air passage and the pumping assembly and configured to only allow the air inside the pumping assembly to flow toward the discharge-end assembly in one way. According to an embodiment of the present invention, the suction-end assembly includes a filtering device and a suction-end air passage communicated between the filtering device and the pumping assembly. According to an embodiment of the present invention, the suction-end assembly further includes a suction-end air bag and a check valve. The suction-end air passage is formed on the suction-end air bag. The check valve is disposed between the suction-end air passage and the pumping assembly and configured to only allow the ambient air to flow toward the pumping assembly through the suction-end assembly in one way. According to an embodiment of the present invention, the climate control system further includes a three-way fitting communicated among the non-return valve, the check valve and the pumping assembly. According to an embodiment of the present invention, the suction-end assembly includes a filtering device and a suction-end air passage communicated between the filtering device and the pumping assembly. According to an embodiment of the present invention, the suction-end assembly further includes a suction-end air bag and a check valve. The suction-end air passage is formed on the suction-end air bag. The check valve is disposed between the suction-end air passage and the pumping assembly and configured to only allow the ambient air to flow toward the pumping assembly through the suction-end assembly in one way. According to an embodiment of the present invention, each of the plurality of supporting structures is an X-shaped supporting structure. In order to achieve the aforementioned objective, the present invention further discloses a shoe sole. The shoe sole includes an outer sole, an inner sole and a climate control system. The climate control system includes a pumping assembly, a discharge-end assembly and a suction-end assembly. The pumping assembly is disposed between the outer sole and the inner sole. The pumping assembly is formed in a one-piece structure and includes a first layer structure, a second layer structure and a plurality of supporting st