IP Library › Granted Patent US 11,837,898
Granted Patent B2
US 11,837,898 · App. 17/394,654 · Granted Dec 5, 2023

Electronic device-to-charger set, and communication system

Inventors: Ippei Takami (Meguro, JP); Yudai Senzaki (Ota, JP); Tatsuya Honda (Koto, JP); Tomohiro Suzuki (Shinjuku, JP); Yutaro Emoto (Itabashi, JP)
Assignee: FUJITSU LIMITED
H02J7/0045H01M10/46G09B21/009H01M2220/30H04R1/08
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Quick Facts
Patent No.
US 11,837,898
App. No.
17/394,654
Granted
Dec 5, 2023
Kind
B2
Abstract

An electronic device-charger set is provided including an electronic device, and a charger with which the electronic device is configured to interlock. The electronic device includes a body including a batter and a connector electrically connected to the battery, a clip extending along the body, and a magnet provided at the clip. The charger includes a charging connector disposed at a position connecting with the connector in state in which the electronic device is interlocked with the charger, a recess formed at a position to house the clip in state in which the electronic device is interlocked with the charger, and an attracting magnet provided at an opposing portion of the recess opposing the magnet and configured to generate an attraction force between the attracting magnet and the magnet.

Claims (66)

1. An electronic device-charger set, comprising:

an electronic device; and

a charger with which the electronic device is configured to interlock,

the electronic device including:

a body including a battery and a connector electrically connected to the battery;

a clip extending along the body; and

a magnet provided at the clip, and

the charger including:

a charging connector disposed at a position connecting with the connector in a state in which the electronic device is interlocked with the charger;

a recess formed at a position to house the clip in a state in which the electronic device is interlocked with the charger; and

an attracting magnet provided at a portion of the recess opposing the magnet and configured to generate an attraction force between the attracting magnet and the magnet,

the clip including:

a first end portion configuring one length-direction end portion of the clip and being configured to abut the body;

a second end portion configuring another length-direction end portion of the clip and being separated from the body in a state in which the first end portion abuts the body; and

a first shaped portion configuring a portion between the first end portion and the second end portion,

the recess is formed at a wall of the charger that opposes the body,

the bottom wall of the recess includes a first opposing portion, a second opposing portion, and a second shaped portion respectively opposing the first end portion, the second end portion, and the first shaped portion,

the second shaped portion is shaped so as to gradually increase in distance from the wall on progression from a side of the first opposing portion toward a side of the second opposing portion, and

the magnet and the attracting magnet are respectively provided at the first shaped portion and the second shaped portion.

2. The electronic device-charger set of claim 1 , wherein the second shaped portion has a curved shape that curves so as to gradually increase in distance from the wall on progression from the first opposing portion side toward the second opposing portion side.

3. The electronic device-charger set of claim 2 , wherein the first shaped portion has a curved shape that curves so as to follow the second shaped portion.

4. The electronic device-charger set of claim 2 , wherein the attracting magnet is disposed further toward a side of the second opposing portion than a length-direction central portion of the second shaped portion.

5. The electronic device-charger set of claim 1 , wherein:

the connector and the charging connector are respectively oriented so as to connect together along a direction of interlocking of the electronic device with the charger;

the charging connector projects outward from the wall; and

a projection height of the charging connector relative to the wall creates a gap between the second end portion and the second opposing portion in a state in which the connector and the charging connector are connected together.

6. The electronic device-charger set of claim 1 , wherein the connector is disposed on an extension line of the clip toward a side of the second end portion as viewed from a side at which the electronic device with the charger are interlocked.

7. The electronic device-charger set claim 1 , wherein:

the electronic device includes a support portion configured to rotatably support the clip at the body; and

the magnet is disposed further toward a side of the first end portion than the support portion.

8. The electronic device-charger set of claim 1 , wherein:

side portions on both sides of the clip extend parallel to each other along a length direction of the clip; and

side faces on both sides of the recess are formed so as to follow the side portions on both sides of the clip.

9. The electronic device-charger set of claim 1 , wherein:

an engagement recess is formed at the body;

an engagement protrusion, having a shape configured to engage with the engagement recess, is formed at the charger;

the connector is provided at the engagement recess; and

the charging connector is provided at the engagement protrusion.

10. A communication system, comprising:

a subsidiary device;

a parent device configured to communicate with the subsidiary device; and

a charger with which the subsidiary device and the parent device are configured to selectively interlock,

the subsidiary device including:

a body including a first battery and a first connector electrically connected to the first battery;

a clip extending along the body; and

a first magnet provided at the clip,

the parent device including:

a second battery;

a second connector electrically connected to the second battery; and

a second magnet, and

the charger including:

a charging connector disposed at a position connecting with the first connector in a state in which the subsidiary device is interlocked with the charger, and connecting with the second connector in a state in which the parent device is interlocked with the charger;

a recess formed at a position to house the clip in a state in which the subsidiary device is interlocked with the charger;

a first attracting magnet provided at a portion of the recess opposing the first magnet and configured to generate an attraction force between the first attracting magnet and the first magnet; and

a second attracting magnet provided at a portion opposing the second magnet and configured to generate an attraction force between the second attracting magnet and the second magnet.

11. The communication system of claim 10 , wherein:

the parent device includes the second magnets at respective portions that oppose portions on respective width-direction sides of the recess; and

the charger includes the second first attracting magnets at the portions on respective width-direction sides of the recess.

12. The communication system of claim 10 , wherein:

a first engagement recess is formed at the body;

a second engagement recess is formed at the parent device;

an engagement protrusion having a shape configured to respectively engage with the first engagement recess and with the second engagement recess is formed at the charger;

the first connector is provided at the first engagement recess;

the second connector is provided at the second engagement recess; and

the charging connector is provided at the engagement protrusion.

13. The communication system of claim 10 , further comprising a plurality of the subsidiary devices.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 5, 2021
From: TAKAMI, IPPEI; SENZAKI, YUDAI; HONDA, TATSUYA; SUZUKI, TOMOHIRO; EMOTO, YUTARO
To: FUJITSU LIMITED
Reel/Frame 057094/0123 →
Continuity (2)
Continuation PCTJP2019007908 · Feb 28, 2019
Related Publication 20210376636A1 · Dec 2, 2021