The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 26, 2019
Filed:
May. 19, 2017
Lg Electronics Inc., Seoul, KR;
Jinhyouk Shin, Seoul, KR;
Jungwan Ryu, Seoul, KR;
Moohyun Ko, Seoul, KR;
Sungjun Kim, Seoul, KR;
Minseong Kim, Seoul, KR;
Ingyu Yang, Seoul, KR;
Jaehun Han, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A vacuum cleaner includes a cleaner body that includes a suction motor, wheels that are configured to move the cleaner body, a driving motor that is configured to drive the wheels, a suction unit that is configured to communicate with the cleaner body, a connector coupled to the suction unit, the connector being rotatably connected to the cleaner body, a sensor that is disposed on the connector and configured to sense a movement of the connector, an elastic member that is configured to provide an elastic force to the connector toward an initial position of the connector, and a controller that is configured to control the driving motor based on movement information sensed by the sensor.