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:
Jun. 10, 2025
Filed:
Feb. 10, 2021
Hd Hyundai Infracore Co., Ltd., Incheon, KR;
HD HYUNDAI INFRACORE CO., LTD., Incheon, KR;
Abstract
A control system for a construction machine includes a tilt sensor for detecting an inclination angle of the construction machine parked on a slope, a door latch device including a lock/unlock actuator configured to lock/unlock a door of the construction machine according to a door lock control signal and a door unlock control signal and a release actuator configured to release the door according to a door release control signal, and a smart key module configured to output the door unlock control signal and the door release control signal when the inclination angle of the construction machine is within a preset safe range in case that an unlocking event signal is detected while a smart key is recognized.