IP Library › Granted Patent US 11,559,140
Granted Patent B1
US 11,559,140 · App. 17/863,029 · Granted Jan 24, 2023

Waterproof pad and waterproof structure for a cabinet under a sink

Inventors: Songhua Li (Shenzhen, CN); Yingwu Li (Chibi, CN)
Assignee: SHENZHEN HENGZECHEN TECHNOLOGY CO., LTD
A47B97/00
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Quick Facts
Patent No.
US 11,559,140
App. No.
17/863,029
Granted
Jan 24, 2023
Kind
B1
Abstract

The present disclosure is related to a waterproof pad and a waterproof structure for a cabinet under a sink. The waterproof pad includes a pad body and a waterproof fence, wherein the waterproof fence is arranged around an edge of the pad body, the pad body is further provided with a drainage hole, and the drainage hole is located close to the waterproof fence; and wherein the drainage hole is in a convex shape when receiving water, and the drainage hole is folded downward to be in a concave shape when draining water. When the drainage hole is in a convex shape, a periphery of the drainage hole is provided with a groove that is recessed and an up-down folding function is embodied through the groove. The drainage hole is hemispherical A height of the drainage hole is at least equal to a height of the waterproof fence.

Claims (21)

1. A waterproof pad, including a pad body ( 1 ) and a waterproof fence ( 2 ), wherein the waterproof fence ( 2 ) is arranged around an edge of the pad body ( 1 ), the pad body ( 1 ) is further provided with a drainage hole ( 3 ), and the drainage hole ( 3 ) is located close to the waterproof fence ( 2 ); and

wherein the drainage hole ( 3 ) is in a convex shape when receiving water, and the drainage hole ( 3 ) is folded downward to be in a concave shape when draining water.

2. The waterproof pad according to claim 1 , wherein, when the drainage hole ( 3 ) is in the convex shape, a periphery of the drainage hole ( 3 ) is provided with a groove ( 4 ) that is recessed, and an up-down folding function is embodied through the groove ( 4 ).

3. The waterproof pad according to claim 2 , wherein the drainage hole ( 3 ) is hemispherical.

4. The waterproof pad according to claim 2 , wherein a height of the drainage hole ( 3 ) is at least equal to a height of the waterproof fence ( 2 ).

5. The waterproof pad according to claim 2 , wherein an inner surface of the pad body ( 1 ) has a honeycomb pattern.

6. The waterproof pad according to claim 2 , wherein a thickness of the waterproof pad is 1.8 mm and a height of the waterproof fence is 17 mm.

7. The waterproof pad according to claim 2 , wherein a material of the drainage hole ( 3 ) is an elastomer material.

8. The waterproof pad according to claim 2 , wherein an overall material of the waterproof pad is an elastomer material.

9. The waterproof pad according to claim 1 , wherein a height of the drainage hole ( 3 ) is at least equal to a height of the waterproof fence ( 2 ).

10. The waterproof pad according to claim 1 , wherein an inner surface of the pad body ( 1 ) has a honeycomb pattern.

11. The waterproof pad according to claim 1 , wherein a thickness of the waterproof pad is 1.8 mm and a height of the waterproof fence is 17 mm.

12. The waterproof pad according to claim 1 , wherein a material of the drainage hole ( 3 ) is an elastomer material.

13. The waterproof pad according to claim 1 , wherein an overall material of the waterproof pad is an elastomer material.

14. A waterproof structure for a cabinet under a sink, including the waterproof pad as claimed in claim 1 .

15. The waterproof structure for a cabinet under a sink according to claim 14 , wherein the drainage hole ( 3 ) is located in a middle of the edge of the waterproof pad.

16. The waterproof structure for a cabinet under a sink according to claim 14 , wherein, when the drainage hole ( 3 ) is in the convex shape, a periphery of the drainage hole ( 3 ) is provided with a groove ( 4 ) that is recessed, and an up-down folding function is embodied through the groove ( 4 ).

17. The waterproof structure for a cabinet under a sink according to claim 16 , wherein the drainage hole ( 3 ) is hemispherical.

18. The waterproof structure for a cabinet under a sink according to claim 14 , wherein a height of the drainage hole ( 3 ) is at least equal to a height of the waterproof fence ( 2 ).

19. The waterproof structure for a cabinet under a sink according to claim 14 , wherein a thickness of the waterproof pad is 1.8 mm and a height of the waterproof fence is 17 mm.

20. The waterproof structure for a cabinet under a sink according to claim 14 , wherein an overall material of the waterproof pad is an elastomer material.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 12, 2022
From: LI, SONGHUA; LI, YINGWU
To: SHENZHEN HENGZECHEN TECHNOLOGY CO., LTD
Reel/Frame 060637/0249 →
Priority Claims (1)
CN 202121796112.4 · Aug 3, 2021 · national