US 2019/0356145 A1 · ELECTRONIC CIGARETTE AND BATTERY PROTECTION CIRCUIT THEREOF

Abstract

An electronic cigarette and a battery protection circuit thereof. The battery protection circuit is used for connecting with a battery. The battery protection circuit has a first connecting end and a second connecting end, the first connecting end being connected with one terminal of a battery and the second connecting end being connected with the other terminal of the battery. The battery protection circuit further comprises a third connecting end, a fourth connecting end, a fifth connecting end, and a sixth connecting end, the third connecting end and the fourth connecting end being both used for connecting with a positive voltage source, and the fifth connecting end and the sixth connecting end being both used for connecting with ground.

Claims21

Dependent claims

1-10. (canceled)

A battery protection circuit, configured for connecting with a battery, comprising:

a first connecting end configured to connect with a terminal of the battery;
a second connecting end configured to connect with an opposite terminal of the battery;
a third connecting end;
a fourth connecting end;
a fifth connecting end, and
a sixth connecting end;
wherein the third connecting end and the fourth connecting end are both configured for connecting with a positive voltage source, the fifth connecting end and the sixth connecting end are both configured for connecting with ground, when the first connecting end is connected to a positive terminal of the battery, and the second connecting end is connected to a negative terminal of the battery, then the third connecting end is connected to the first connecting end, and the fifth connecting end is connected to the second connecting end;
when the first connecting end is connected to the negative terminal of the battery, and the second connecting end is connected to the positive terminal of the battery, then the sixth connecting end is connected to the first connecting end, and the fourth connecting end is connected to the second connecting end.

5 more elements

An electronic cigarette, comprising a master control circuit, an atomizing circuit, and a battery protection circuit, the battery protection circuit is configured to connect with the battery, for providing power for the master control circuit and the atomizing circuit.

An electronic cigarette, comprising a master control circuit, an atomizing circuit, and a battery protection circuit, wherein the battery protection circuit is configured to supply power to the main control circuit and the atomization circuit when a battery is installed either in a forward direction or in a reverse direction.

Dependencies are inferred from the claim text.

Facts

Application

16/477,842Filed 24 Oct 2017

Priority

CN 201710025393.513 Jan 2017

Published

21 Nov 2019

Term ends

Not estimatedThe source records don’t support an estimate.

Classification11 codes

H02J 7/68
Including safety or protection arrangements: using circuits for correcting or protecting against reverse-polarity
A24F 40/50
Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially…:…
H01M 50/574
Means for preventing undesired use or discharge: devices or arrangements for the interruption of current
H02H 7/18
Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection…:…

Electronic cigarette and battery protection circuit thereof

Life of this patent

Electronic cigarette and battery protection circuit thereof

Life of this patent

Abstract

Claims21