Patent for Sale:Device for Shutting Off Power Supply to Electrical Equipment in Flammable/Explosive Places - Coal Mine
The patent provides for a motion sensor and wireless communication to sense when a bolt casing has been removed and to automatically shut off electrical power, reducing the risk of the electrical power causing an explosion.
Primary Application of the Technology
The seller may consider selling these patents individually.
Class 340: Communications: Electrical
Communications - the handling of information or intelligence, restricted to the conveying of said information or intelligence between geographically spaced points. Information or intelligence is defined as being, matter which is handled by signaling systems or signaling devices (such as telegraph systems) or by that portion of nonsignaling systems or nonsignaling devices (such as power supply systems) which is designated in the arts as having a control function (such as the supervisory circuits which control the circuit breakers of an electric power network). Handling, as used above, is defined as being the active coaction between the tangible communication system or device and the intangible information or intelligence, and such coaction may assume various forms, such as transmission, storage, exhibiting, etc.Subclass 687: Connected or disconnected
Class 307: Electrical Transmission Or Interconnection Systems
This is the residual class for all subject matter, not elsewhere classified, relating to electrical transmission or interconnection systems.Subclass 328: Interlock