IP Library › Granted Patent US 10,629,869
Granted Patent B2
US 10,629,869 · App. 15/955,903 · Granted Apr 21, 2020

Electronic apparatus case and battery pack including the same

Inventors: Tsuyoshi Nakamura (Kyoto, JP); Masaaki Sugiyama (Kyoto, JP)
Assignee: Murata Manufacturing Co., Ltd.
H01M2/1016H01M2/022H01M2/10H01M2/105H01M2/1264H01M2/1294H01M10/613H05K5/02H05K5/0213H05K7/20
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Quick Facts
Patent No.
US 10,629,869
App. No.
15/955,903
Granted
Apr 21, 2020
Kind
B2
Abstract

An electronic apparatus case including a ventilation portion on at least one side of the electronic apparatus case is provided. The ventilation portion further includes: an outer wall portion including a first ventilation port; an inner wall portion including a second ventilation port provided in a staggered manner with respect to the first ventilation port of the outer wall portion; and a discharge port provided between the outer wall portion and the inner wall portion.

Claims (38)

1. An electronic apparatus case, comprising:

a ventilation portion provided on at least one side of the electronic apparatus case, wherein

the ventilation portion includes:

an outer wall portion including a first ventilation port;

an inner wall portion including a second ventilation port provided in a staggered manner with respect to the first ventilation port of the outer wall portion;

a discharge port provided between the outer wall portion and the inner wall portion, and

an intermediate wall portion provided between a pair of adjacent first ventilation ports,

wherein the discharge portion is provided below the intermediate wall portion.

2. The electronic apparatus case according to claim 1 , wherein the second ventilation port of the inner wall portion is provided in a staggered manner with respect to the first ventilation port of the outer wall portion in a longitudinal direction of the outer wall portion.

3. The electronic apparatus case according to claim 1 , further comprising an entry prevention portion, wherein an entry prevention portion is configured to prevent a foreign substance from entering on one or both of an edge of the second ventilation port of the inner wall portion and an edge of the first ventilation port of the outer wall portion.

4. The electronic apparatus case according to claim 3 , wherein the entry prevention portion includes a protrusion shape.

5. The electronic apparatus case according to claim 3 , wherein the entry prevention portion includes a step portion.

6. The electronic apparatus case according to claim 1 , further comprising a filter member configured to reduce an entry speed of a foreign substance, wherein

the filter member is opposite to one or both of the second ventilation port of the inner wall portion and the ventilation port of the outer wall portion.

7. The electronic apparatus case according to claim 6 , wherein the filter member is provided between the outer wall portion and the inner wall portion.

8. The electronic apparatus case according to claim 1 , further comprising a filter member, wherein the filter member is opposite to only the first ventilation port of the outer wall portion.

9. The electronic apparatus case according to claim 1 , comprising a pair of case bodies in combination thereof, wherein

the ventilation portion is provided in at least one of the case bodies.

10. The electronic apparatus case according to claim 1 , comprising a pair of case bodies in combination thereof, wherein

the inner wall portion is provided separately from the pair of case bodies.

11. The electronic apparatus case according to claim 1 , comprising a pair of case bodies in combination thereof, wherein

the inner wall portion is provided integrally with one of the case bodies.

12. The electronic apparatus case according to claim 1 , further comprising an entry prevention wall surrounding the discharge port.

13. A device comprising:

an electronic apparatus case; and

a battery housed in the electronic apparatus case, wherein

the electronic apparatus case includes a ventilation portion provided on at least one side of the electronic apparatus case, and

wherein the ventilation portion includes:

an outer wall portion including a plurality of first ventilation ports;

an inner wall portion including a plurality of second ventilation ports provided in a staggered manner with respect to the first ventilation ports of the outer wall portion; and

a discharge port provided between the outer wall portion and the inner wall portion, and

an intermediate wall portion provided between a pair of adjacent first ventilation ports,

wherein the discharge portion is provided below the intermediate wall portion.

14. The device according to claim 13 , wherein the second ventilation ports of the inner wall portion are provided in a staggered manner with respect to the first ventilation ports of the outer wall portion in a longitudinal direction of the outer wall portion.

15. The device according to claim 13 , further comprising an entry prevention portion, wherein the entry prevention portion is configured to prevent a foreign substance from entering on an edge of the second ventilation ports of the inner wall portion or an edge of the first ventilation ports of the outer wall portion.

16. The device according to claim 13 , further comprising a filter member configured to reduce an entry speed of a foreign substance, wherein

the filter member is opposite to the second ventilation ports of the inner wall portion.

17. The device according to claim 13 , further comprising a terminal configured to electrically connect with the battery.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 2, 2018
From: NAKAMURA, TSUYOSHI; SUGIYAMA, MASAAKI
To: MURATA MANUFACTURING CO., LTD.
Reel/Frame 046540/0110 →
Priority Claims (1)
JP 2015-212390 · Oct 28, 2015 · national
Continuity (2)
Continuation PCTJP2016077626 · Sep 20, 2016
Related Publication 20180241017A1 · Aug 23, 2018
Cited By (1)
US 12,407,061