Utility vehicle with onboard and remote control systems
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B62D-011/00
B62D-011/02
A01D-034/00
G05D-001/00
A01D-034/76
A01D-034/64
B62D-011/04
A01D-034/82
출원번호
US-0925634
(2015-10-28)
등록번호
US-9867331
(2018-01-16)
발명자
/ 주소
Siudyla, Jake
Brown, Alyn G.
Fox, Ivan E.
Probst, Jesse L.
Keller, Scott W.
McCoy, K. Mike
출원인 / 주소
Hydro-Gear Limited Partnership
대리인 / 주소
Neal, Gerber & Eisenberg LLP
인용정보
피인용 횟수 :
0인용 특허 :
38
초록▼
A utility vehicle having operator selectable onboard and remote controls is disclosed herein. The vehicle includes a prime mover and a power generating device driven thereby, first and second wheel motors, a drive controller in communication with the first and second wheel motors to control the outp
A utility vehicle having operator selectable onboard and remote controls is disclosed herein. The vehicle includes a prime mover and a power generating device driven thereby, first and second wheel motors, a drive controller in communication with the first and second wheel motors to control the output thereof and in communication with onboard steering and speed controls. A radio control receiver is in communication with the drive controller and with a radio control transmitter having steering and speed controls. The vehicle includes a control mode switch having a first position where the drive controller receives steering and speed control inputs from the onboard steering and speed controls, and a second position where the drive controller receives steering and speed control inputs from the radio control transmitter.
대표청구항▼
1. A utility vehicle having a frame supported by a pair of front caster wheels and a pair of rear drive wheels, the utility vehicle comprising: a prime mover supported by the frame;a first hydraulic drive circuit powered by the prime mover and powering one of the pair of rear drive wheels, wherein t
1. A utility vehicle having a frame supported by a pair of front caster wheels and a pair of rear drive wheels, the utility vehicle comprising: a prime mover supported by the frame;a first hydraulic drive circuit powered by the prime mover and powering one of the pair of rear drive wheels, wherein the first hydraulic drive circuit comprises: a first hydraulic pump;a first electric actuator engaged to the first hydraulic pump to adjust the output thereof; anda first hydraulic motor in communication with and driven by the first hydraulic pump to power the one of the pair of rear drive wheels;a second hydraulic drive circuit powered by the prime mover and powering the other of the pair of rear drive wheels, wherein the second hydraulic drive circuit comprises: a second hydraulic pump;a second electric actuator engaged to the second hydraulic pump to adjust the output thereof; anda second hydraulic motor in communication with and driven by the second hydraulic pump to power the other of the pair of rear drive wheels;a drive controller in communication with the first and second electric actuators and in communication with onboard steering and speed controls;a radio control receiver in communication with the drive controller;a radio control transmitter having steering and speed controls and in communication with the radio control receiver; anda control mode switch disposed on the vehicle and having at least a first position where the drive controller receives steering and speed control inputs from the onboard steering and speed controls in an onboard control mode, and a second position where the drive controller receives steering and speed control inputs from the radio control transmitter in a radio control mode. 2. The utility vehicle of claim 1, further comprising a mowing deck supported by the frame and selectively driven by a power takeoff engaged to the prime mover, wherein the power takeoff is activated by a power takeoff switch disposed on the vehicle. 3. The utility vehicle of claim 2, further comprising a second power takeoff switch mounted to the radio control transmitter. 4. The utility vehicle of claim 2, wherein the power takeoff comprises an electric clutch/brake. 5. The utility vehicle of claim 1, further comprising an emergency shutdown mechanism capable of disabling the prime mover and in communication with the radio control receiver. 6. The utility vehicle of claim 5, further comprising an emergency shutdown switch mounted to the radio control transmitter. 7. The utility vehicle of claim 5, wherein the radio control receiver automatically activates the emergency shutdown mechanism when the control mode switch is in the second position and radio signals from the radio control transmitter are lost, interrupted or too weak. 8. The utility vehicle of claim 1, wherein the steering and speed controls of the radio control transmitter comprise a multi-axis joystick. 9. The utility vehicle of claim 8, wherein the steering and speed controls of the radio control transmitter further comprise a pair of paddle controls. 10. The utility vehicle of claim 1, further comprising a mowing deck supported by the frame and selectively driven by a power takeoff engaged to the prime mover, wherein the power takeoff is activated by a power takeoff switch, an operator platform mounted at least partially between the pair of rear drive wheels, and a control support tower adjacent to the operator platform. 11. The utility vehicle of claim 1, further comprising a mowing deck supported by the frame and an electric power generating device driven by the prime mover, and at least one electric deck motor mounted to the mowing deck to rotate a cutting blade engaged thereto. 12. The utility vehicle of claim 11, further comprising a deck motor controller in communication with the drive controller and the at least one electric deck motor. 13. The utility vehicle of claim 12, wherein the deck motor controller communicates with the drive controller via CAN Bus. 14. The utility vehicle of claim 13, wherein the drive controller communicates with the radio control receiver via CAN bus. 15. The utility vehicle of claim 14, further comprising a power takeoff switch in communication with the drive controller and the deck motor controller to selectively actuate the at least one electric deck motor by selectively providing electric power from a battery. 16. The utility vehicle of claim 15, wherein the power takeoff switch is mounted to the radio control transmitter. 17. A utility vehicle having a frame, a pair of front caster wheels and a pair of rear drive wheels, the utility vehicle comprising: a prime mover supported by the frame;a first hydraulic motor supported by the frame and powering one of the pair of rear drive wheels;a second hydraulic motor supported by the frame and powering the other of the pair of rear drive wheels;a mowing deck supported by the frame and selectively powered by the prime mover, wherein the mowing deck is selectively activated by a power takeoff switch disposed on the vehicle;an operator platform mounted at least partially between the pair of rear drive wheels, and a control support tower adjacent to the operator platform:a drive controller in communication with the first and second hydraulic motors to control the output thereof and in communication with onboard steering and speed controls;a radio control receiver in communication with the drive controller;a radio control transmitter having steering and speed controls and in communication with the radio control receiver; anda control mode switch disposed on the vehicle and having at least a first position, where the drive controller receives steering and speed control inputs from the onboard steering and speed controls in an onboard control mode, and a second position where the drive controller receives steering and speed control inputs from the radio control transmitter in a radio control mode. 18. The utility vehicle of claim 17, further comprising: at least one electric deck motor mounted on the mowing deck;an electric power generating device driven by the prime mover and in electrical communication with the at least one electric deck motor; anda deck motor controller in communication with the drive controller and with the at least one electric deck motor. 19. The utility vehicle of claim 18, further comprising a cutting blade engaged with the at least one electric deck motor. 20. A utility vehicle having a frame supported by a pair of front caster wheels and a pair of rear drive wheels, the utility vehicle comprising: a prime mover supported by the frame;a first hydraulic drive circuit powered by the prime mover and powering one of the pair of rear drive wheels, wherein the first hydraulic drive circuit comprises: a first hydraulic pump;a first electric actuator engaged to the first hydraulic pump to adjust the output thereof; anda first hydraulic motor in communication with and driven by the first hydraulic pump to power the one of the pair of rear drive wheels;a second hydraulic drive circuit powered by the prime mover and powering the other of the pair of rear drive wheels, wherein the second hydraulic drive circuit comprises: a second hydraulic pump;a second electric actuator engaged to the second hydraulic pump to adjust the output thereof; anda second hydraulic motor in communication with and driven by the second hydraulic pump to power the other of the pair of rear drive wheels;a drive controller in communication with the first and second electric actuators and in communication with onboard steering and speed controls;a mowing deck supported by the frame and an electric power generating device driven by the prime mover, and at least one electric deck motor mounted to the mowing deck to rotate a cutting blade engaged thereto, and a deck motor controller in communication with the drive controller and the at least one electric deck motor;a radio control receiver in communication with the drive controller;a radio control transmitter having steering and speed controls and in communication with the radio control receiver; anda control mode switch disposed on the vehicle and having at least a first position where the drive controller receives steering and speed control inputs from the onboard steering and speed controls, and a second position where the drive controller receives steering and speed control inputs from the radio control transmitter. 21. The utility vehicle of claim 20, wherein the deck motor controller communicates with the drive controller via CAN Bus, and the drive controller communicates with the radio control receiver via CAN bus. 22. The utility vehicle of claim 20, further comprising a power takeoff switch in communication with the drive controller and the deck motor controller to selectively actuate the at least one electric deck motor by selectively providing electric power from a battery.
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Yamaguchi Tetsuo (Sakai JPX) Ito Katsumi (Osaka JPX) Tanaka Shigeru (Osaka JPX) Takahara Kazuhiro (Osaka JPX), Control system for self-propelled working vehicle including vehicle course correction means.
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Hatton John H. (5275 Craner Ave. North Hollywood CA 91601) Batt Gregory L. (#2 8741 Montcalm Street Vancouver ; British Columbia CAX V6 4R1), Multi-axis articulated all terrain vehicle.
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