US 12,221,806 B2
Unmanned retail device, automatic vending system, and settlement method after powering off and then powering on
Haijin Tao, Hefei (CN); and Xiufeng Lu, Hefei (CN)
Assigned to HEFEI MIDEA INTELLIGENT TECHNOLOGY CO., LTD., Hefei (CN)
Filed by Hefei Midea Intelligent Technology Co., Ltd., Hefei (CN)
Filed on Jan. 12, 2022, as Appl. No. 17/574,482.
Application 17/574,482 is a continuation of application No. PCT/CN2020/093124, filed on May 29, 2020.
Claims priority of application No. 201910639781.1 (CN), filed on Jul. 16, 2019.
Prior Publication US 2022/0136284 A1, May 5, 2022
Int. Cl. E05B 47/00 (2006.01); E05B 45/06 (2006.01); E05B 65/52 (2006.01); G07F 9/02 (2006.01)
CPC E05B 47/0002 (2013.01) [E05B 45/06 (2013.01); E05B 65/52 (2013.01); G07F 9/026 (2013.01); E05B 2047/0057 (2013.01)] 10 Claims
OG exemplary drawing
 
1. An unmanned retail device, comprising:
a cabinet body, and a door body disposed on the cabinet body, wherein the unmanned retail device further comprises:
an electric mortise lock disposed between the cabinet body and the door body and used for locking the door body with respect to the cabinet body, wherein the electric mortise lock is configured to automatically latch when a power failure occurs;
a detection device for detecting opening/closing of the door body; and
a main control board electrically connected to the electric mortise lock and the detection device respectively, wherein the unmanned retail device is configured to
(a) after the unmanned retail device is repowered after a power failure, in response to the detection device detecting that that the door body is opened: send, by the detection device, a signal to the main control board; and
(b) in response to receiving the signal sent by the detection device, the main control board resets the electric mortise lock from a latching state to a lifting state.