Equipment service vehicle with network-assisted vehicle service and repair
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G01M-017/00
G06F-019/00
출원번호
US-0325439
(2002-12-20)
발명자
/ 주소
Pillar,Duane R.
Squires,Bradley C.
출원인 / 주소
Oshkosh Truck Corporation
대리인 / 주소
Foley &
인용정보
피인용 횟수 :
193인용 특허 :
113
초록▼
A method of ordering parts for an equipment service vehicle comprises performing a diagnostic test on the equipment service vehicle, the performing step being performed by an on-board computer system of the equipment service vehicle and transmitting a request for a replacement part for the equipment
A method of ordering parts for an equipment service vehicle comprises performing a diagnostic test on the equipment service vehicle, the performing step being performed by an on-board computer system of the equipment service vehicle and transmitting a request for a replacement part for the equipment service vehicle, the request being transmitted from the on-board computer system to an off-board computer system by way of a wireless radio-frequency (RF) communication link. A method of scheduling maintenance for an equipment service vehicle comprises performing a diagnostic test on the equipment service vehicle using an on-board computer system of the equipment service vehicle, and transmitting a request to schedule the equipment service vehicle for maintenance. The request is transmitted from the on-board vehicle computer system to an off-board computer system by way of a wireless radio-frequency communication link.
대표청구항▼
What is claimed is: 1. A system comprising: (A) an equipment service vehicle comprising (1) a communication network, (2) a plurality of vehicle subsystems, each vehicle subsystem comprising a mechanical system and an electronic control system that controls the mechanical system, each respective ele
What is claimed is: 1. A system comprising: (A) an equipment service vehicle comprising (1) a communication network, (2) a plurality of vehicle subsystems, each vehicle subsystem comprising a mechanical system and an electronic control system that controls the mechanical system, each respective electronic control system being connected to the communication network and transmitting information pertaining to the health and operation of the mechanical system on the communication network, (3) an on-board computer system including (a) a test control module, the test control module being coupled to the plurality of vehicle subsystems by way of to communication network, the test control module being programmed to acquire at least some of the information pertaining to the health and operation of the mechanical system, and (b) an operator interface, the operator interface being coupled to the test control module, the operator interface comprising a display that displays the at least some information pertaining to the health and operation of the mechanical system, the operator interface displaying a menu of test options to an operator of the equipment service vehicle and receiving an operator input, the operator input being indicative of a menu selection made by the operator, the menu selection indicating a zest selected by the operator; and (B) an off-board computer system; wherein the on-board computer system performs the selected test on the vehicle and displays results of the test to the operator using the operator interface, the results of the test indicating that a vehicle part is in need of replacing; and wherein the on-bard computer is capable of establishing a wireless radio-frequency communication link with the off-board computer system to place an order for a replacement part to replace the vehicle part. 2. The system according to claim 1, wherein the equipment service vehicle further comprises (1) a power source, (2) a power transmission link, (3) a plurality of input devices, the plurality of input devices including a sensor that provides information pertaining to health and operation of a part of the equipment service vehicle, and (4) a plurality of output devices; wherein the on-board computer system further comprises a plurality of microprocessor-based interface modules and a communication network, the plurality of interface modules being coupled to the power source by way of the power transmission link, the plurality of interface modules being interconnected to each other by way of the communication network, each of the plurality of interface modules being coupled to respective ones of the plurality of input devices and the plurality of output devices by way of respective dedicated communication links, the plurality of interface modules cooperating to control the plurality of output devices based on input status information from the plurality of input devices, and each respective interface module being locally disposed with respect to the respective input and output devices to which the respective interface module is coupled so as to permit, by way of the respective dedicated communication link, distributed data collection from the respective input devices to the respective interface module and distributed power distribution from the respective interface module to the respective output devices; wherein the on-board computer system receives the health and operation information from the sensor, the health and operation information being used to determine that the part is in need of replacing. 3. The system according to claim 2, wherein each of the interface modules broadcasts, to each of the remaining interface modules, I/O status information pertaining to I/O states of the respective input and output devices the interface modules is connected; and wherein each of the interface modules maintains a separate I/O status table, the I/O status table storing I/O status information for the plurality of input devices and the plurality of output devices. 4. The system according to claim 1, wherein the wireless RF communication link connects the equipment service vehicle to the Internet, and the order for the replacement part is placed by way of the Internet. 5. The system according to claim 1, wherein the equipment service vehicle is a fire fighting vehicle. 6. The system according to claim 1, wherein the equipment service vehicle comprises a digital camera, wherein images from the digital camera are displayed on the display. 7. The system according to claim 6, wherein the digital camera is a digital video camera. 8. A method of ordering parts for an equipment service vehicle comprising: performing a diagnostic test on the equipment service vehicle, the performing step being performed by an on-board computer system of the equipment service vehicle, the results of the diagnostic test indicating that a part on the equipment service vehicle is in need of replacing; transmitting a request for a replacement part for the part in need of replacing, the request being transmitted from the on-board computer system to a first off-board computer system by way of a wireless radio frequency (RF) communication link, the first off-board computer system being associated with a maintenance center that maintains the equipment service vehicle; transmitting the request from the first off-board computer system to a second off-board computer system, the second off-board computer system being associated with a parts supplier that is capable of supplying replacement parts for the equipment service vehicle; responding to the request at the second off-board computer system, including transmitting expected delivery date information of the replacement part at the maintenance center, the expected delivery date information being transmitted from the second off-board computer system to the first off-board computer system; and scheduling the equipment service vehicle for maintenance on a scheduled maintenance date, the scheduling step being performed by the first off-board computer system based on the expected delivery date information. 9. The method according to claim 8, further comprising transmitting a confirmation message to the on-board computer system; displaying the confirmation message using a display on board the equipment service vehicle; and displaying the scheduled maintenance date using the display. 10. The method according to claim 8, wherein the equipment service vehicle further comprises (1) a power source, (2) a power transmission link, (3) a plurality of input devices, and (4) a plurality of output devices; wherein the an-board computer system farther comprises a plurality of microprocessor-based interface modules, the plurality of interface modules being coupled to the power source by way of the power transmission link, the plurality of interface modules being interconnected to each other by way of the communication network, each of the plurality of interface modules being coupled to respective ones of the plurality of input devices and the plurality of output devices by way of respective dedicated communication links, and each respective interface module being locally disposed with respect to the respective input and output devices to which the respective interface module is coupled so as to permit, by way of the respective dedicated communication link, distributed data collection from the respective input devices to the respective interface module and distributed power distribution from the respective interface module to the respective output devices; wherein the step of performing the diagnostic test comprises acquiring health and operation information at one of the plurality of interface modules. 11. The method according to claim 10, wherein one of the plurality of input devices is a sensor that monitors health and operation of the part that is in need of replacing, and wherein the on-board computer system determines that the part is in need of replacing based on information received from the sensor. 12. The method according to claim 10, wherein one of the plurality of input devices is a voltage or current sensor that measures a voltage across or a current through the part that is in need of replacing, and wherein the on-board computer system determines that the part is in need of replacing based on information received from the sensor. 13. The method according to claim 10, wherein the part that is in need of replacing is one of the plurality of output devices, and wherein the on-board computer system determines that the pan is in need of replacing by monitoring a voltage across or a current through the part that is in need of replacing. 14. The method according to claim 10, further comprising broadcasting, from each interface module to each of the remaining interface modules, I/O status information pertaining to I/O states of the respective input and output devices to which the interface module is connected; maintaining a separate I/O status table at each of the interface modules, the I/O status table staring I/O status information for the plurality of input devices and the plurality of output devices. 15. The method according to claim 10, wherein one of the interface modules is used as a master controller to control the I/O states of the respective input and output devices which are coupled to the remaining interface modules. 16. The method according to claim 8, wherein the wireless RF communication link connects the equipment service vehicle to the Internet, and the request for the replacement part for the part in need of replacing is transmitted by way of the Internet. 17. The method according to claim 8, wherein the equipment service vehicle is a fire fighting vehicle. 18. A system comprising: (A) an equipment service vehicle including (1) a power source, (2) a power transmission link, (3) a plurality of input devices, the plurality of input devices including a sensor that provides information pertaining to health and operation of the equipment service vehicle, (4) a plurality of output devices, (5) an on-board computer system including a plurality of microprocessor-based interface modules and a communication network, the plurality of interface modules being coupled to the power source by way of the power transmission link, the plurality of interface modules being interconnected to each other by way of the communication network, each of the plurality of interface modules being coupled to respective ones of the plurality of input devices and the plurality of output devices by way of respective dedicated communication links; and (B) an off-board computer system; wherein the on-board computer system receives the health and operation information from the sensor, the health and operation information being used to determine that the equipment service vehicle has a part which needs to be replaced; wherein the on-board communication establishes a wireless radio-frequency communication link with the off-board computer system and places an order for a replacement part to replace the part which needs to be replaced; and (C) an off-board computer-implemented inventory management system, the inventory management system comprising inventory information for an inventory of replacement parts for the equipment service vehicle, the inventory management system being used to determine whether the replacement part is in the inventory, and the inventory management system transmitting a message to the on-board computer indicating whether the replacement part is in inventory, wherein the inventory management system categorizes the replacement parts according to a multi-tier system, the multi-tier system including a first tier of replacement parts that can be ordered by the on-board computer directly without human intervention, and a second tier of replacement parts that can be ordered by the on-board computer only with the assistance of human intervention.
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