摘要:
A valve for an expandable gas or fluid valve is disclosed. The valve comprises an electromagnetic switch with a male connector on one face and a female connector on an opposite face. The electromagnetic switch has a passageway connecting the male connector with the female connector. An output port is switchably connected to the passageway by the electromagnetic switch. The male connector on one face can be coupled to the female connector on another electromagnetic switch. forming a line or chain of electromagnetic switches.
摘要:
PROBLEM TO BE SOLVED: To provide an expandable gas or liquid distribution system.SOLUTION: An electromagnetic switch is provided which has a male connector on one face, and a female connector on an opposite face. The electromagnetic switch has a passageway 1128 connecting the male connector with the female connector. An output port 1169 is switchably connected to the passageway 1128 by the electromagnetic switch. The male connector on one face can be coupled to the female connector on another electromagnetic switch, forming a line or chain of connection of electromagnetic switches.
摘要:
PROBLEM TO BE SOLVED: To provide a procurement information system.SOLUTION: An electronic mail interface 102 receives an information request over a communication link 108, and transfers retrieved information relating to the information request over the communication link. A processor 104 processes the information request to determine the retrieved information, and retrieves the retrieved information from a database 106. When the information request includes a price quote request for a first item unavailable for shipment at the time the information request is received. or when the information request is inappropriate or uncertain, the processor causes the retrieved information to include a price quote for a second item available for shipment at the time the information request is received.