Safety system for construction machine
US10676899B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 16, 2017 |
| Grant date | Jun 9, 2020 |
| Priority date | — |
| Expiry date | May 16, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF15B2211/86
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The present disclosure relates to a safety system for a construction machine, and the safety system for a construction machine according to the exemplary embodiment of the present disclosure includes: a pilot pump which supplies a pilot working fluid; multiple spools which are operated by the pilot working fluid to control a supply of a main working fluid and each have a signal unit formed in one region thereof; a signal line which sequentially connects the pilot pump and the signal units of the multiple spools and discharges the pilot working fluid, which is supplied by the pilot pump, to a hydraulic tank; and a pressure sensor which measures pressure in the signal line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.