1. A monitor comprising software instructions, which when executed by a computer, causes the computer to detect a design verification event and reports a status event to a database, comprising:
a monitor declaration;
zero or more signal declarations wherein an individual signal declaration describes a signal having a signal name;
zero or more bus declarations wherein said bus declaration defines a bus that further comprises a set of signals that represents a single value determined by packing single bit values into a multibit variable;
one or more logic expressions that the monitor uses to evaluate whether the design verification event has occurred so that the monitor can return a status event; and wherein the signal is an N-Nary signal.
2. The monitor of claim 1 wherein the monitor reports the status event to a database.
3. The monitor of claim 1 further comprising a parser that translates the monitor into code that uses a standard computer language.
4. The monitor of claim 1 further comprising one or more computers that execute the code of the monitor.
5. A system that uses a monitor comprising software instructions, which when executed by a computer, causes the computer to detect a design verification event and reports a status event to a database, comprising:
a monitor declaration;
zero or more signal declarations wherein an individual signal declaration describes a signal having a signal name;
zero or more bus declarations wherein said bus declaration defines a bus that further comprises a set of signals that represents a single value determined by packing single bit values into a multibit variable;
one or more logic expressions that the monitor uses to evaluate whether the design verification event has occurred so that the monitor can return a status event; and wherein the signal is an N-Nary signal.
6. The system of claim 5 wherein the monitor reports the status event to a database.
7. The system of claim 5 further comprising a parser that translates the monitor into code that uses a standard computer language.
8. The system of claim 5 further comprising one or more computers that execute the code of the monitor.
9. A method that uses a monitor comprising software instructions, which when executed by a computer, causes the computer to detect a design verification event and reports a status event to a database, comprising:
providing a monitor declaration;
providing zero or more signal declarations wherein an individual signal declaration describes a signal having a signal name;
providing zero or more bus declarations wherein said bus declaration defines a bus that further comprises a set of signals that represents a single value determined by packing single bit values into a multibit variable;
providing one or more logic expressions;
evaluating said logic expressions to detect the design verification event so that the monitor can return a status event; and wherein the signal is an N-Nary signal.
10. The method of claim 9 wherein the monitor reports the status event to a database.
11. The method of claim 9 further comprising a parser that translates the monitor into code that uses a standard computer language.
12. The method of claim 9 further comprising one or more computers that execute the code of the monitor.
13. A program storage device readable by a machine, tangibly embodying a program of instructions executable by the machine to perform a method that uses a monitor comprising software instructions, which when executed by a computer, causes the computer to detect a design verification event and reports a status event to a database, comprising:
providing a monitor declaration;
providing zero or more signal declarations wherein an individual signal declaration describes a signal having a signal name;
providing one zero or more bus declarations wherein said bus declaration defines a bus that further comprises a set of signals that represents a single value determined by packing single bit values into a multibit variable;
providing one or more logic expressions;
evaluating said logic expressions to detect the design verification, event so that the monitor can return a status event; and wherein the signal is an N-Nary signal.
14. The program storage device of claim 13 wherein the monitor reports the status event to a database.
15. The program storage device of claim 13 further comprising a parser that translates the monitor into code that uses a standard computer language.
16. The program storage device of claim 13 further comprising one or more computers that execute the code of the monitor.
17. A method that provides a monitor comprising software instructions, which when executed by a computer causes the computer to detect a design verification event and reports a status event to a database, comprising:
providing a monitor declaration;
providing zero or more signal declarations wherein an individual signal declaration describes a signal having a signal name;
providing zero or more bus declarations wherein said bus declaration defines a bus that further comprises a set of signals that represents a single value determined by packing single bit values into a multibit variable;
providing one or more logic expressions that the monitor uses to evaluate whether the design verification event has occurred so that the monitor can return a status event; and wherein said signal is an N-Nary signal.
18. The method of claim 17 wherein the monitor reports the status event to a database.
19. The method of claim 17 further comprising a parser that translates the monitor into code that uses a standard computer language.
20. The method of claim 17 further comprising one or more computers that execute the code of the monitor.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A transmission operated by a shift lever in a power train device for a transport device of motor type or non-motor type, the transmission comprising:
a main shaft rotated by a driving power;
a fine adjustment gearshift of differential gear type connected to the main shaft and moved by the shift lever to receive the driving force from any one of two paths and transmit the driving force to any one of two output in multiple stages;
a coarse adjustment gearshift of internal gear type being movable on the main shaft by the shift lever and connected to the outputs of the fine adjustment gearshift to receive the driving force from any one of two paths and transmit the driving force to any one of two output in a low or high stage;
an output part installed on the main shaft and selectively connected to the outputs of the coarse adjustment gearshift to receive and output the driving force in a cross-coupling power transmitting manner; and
a housing enclosing the fine adjustment gearshift, the coarse adjustment gearshift and the output part,
in which the fine adjustment gearshift, the coarse adjustment gearshift and the output part are selectively connected to each other by operation of the shift lever to perform multi-stage fine adjustment at the respective low- and high-speed coarse adjustment stages.
2. The transmission as claimed in claim 1, wherein the fine adjustment gearshift includes a casing having a first output at a distal end thereof, a stationary side gear idling on the main shaft, a movable side selectively connected to or disconnected from the main shaft and having a second output at a distal end thereof, and at least one pinion meshed with the stationary or movable side gear and connected to or disconnected from the main shaft to rotate the pinion.
3. The transmission as claimed in claim 1, wherein the coarse adjustment gearshift includes a roller type pinion having a sleeve type input which is connected to the output of the fine adjustment gearshift to receive the driving force, an internal gear meshed with the pinion, and first and second outputs each provided on an end of the pinion and an end of the internal gear and selectively outputting the driving force to the output part through any one of the paths.
4. The transmission as claimed in claim 1, wherein the output part has a roller type gear with first and second inputs which are selectively connected to the respective first and second outputs of the coarse adjustment gearshift, and a crown type gear cross-coupled to the roller type gear.
5. The transmission as claimed in claim 1, wherein a guide path is formed on an inner wall of the housing to guide movement of the fine adjustment gearshift and coarse adjustment gearshift by operation of the shift lever.
6. A transport device including a crank arm having a handle bar and a pedal, the handle bar having a shift lever, a frame rotatably supporting the crank arm by using a main shaft, and front and rear wheels installed at front and rear portions of the frame, in which a driving force generated from the crank arm is transmitted to the rear wheel in a cross-coupling power transmitting manner using a crown type gear and a roller type gear, the transport device comprising:
a driving unit including a fine adjustment gearshift of differential gear type connected to the main shaft and selectively moved by the shift lever to change a speed in multiple stages, and a coarse adjustment gearshift of internal gear type and connected to transmit the driving force in a low or high stage;
a power train unit cross-coupled to an output part of the driving unit to transmit the driving force generated from the output part to a load; and
a driven unit installed on the rear wheel and receiving the driving force from the power train unit to drive the wheel.
7. The transport device as claimed in claim 6, wherein the fine adjustment gearshift includes a casing having a first output at a distal end thereof, a stationary side gear idling on the main shaft, a movable side selectively connected to or disconnected from the main shaft and having a second output at a distal end thereof, and at least one pinion meshed with the stationary or movable side gear and connected to or disconnected from the main shaft to rotate the pinion.
8. The transport device as claimed in claim 6, wherein the coarse adjustment gearshift includes a roller type pinion having a sleeve type input which is connected to the output of the fine adjustment gearshift to receive the driving force, an internal gear meshed with the pinion, and first and second outputs each provided on an end of the pinion and an end of the internal gear and selectively outputting the driving force to the output part through any one of the paths.
9. The transport device as claimed in claim 6, wherein the output part of the driving unit has a roller type gear with first and second inputs which are selectively connected to the respective first and second outputs of the coarse adjustment gearshift, and a crown type gear cross-coupled to the roller type gear and connected to the power train unit.
10. The transport device as claimed in claim 6, wherein the driven unit has a roller type gear connected to a shaft of the rear wheel, and a crown type gear cross-coupled to the roller type gear to receive the driving force from the driving unit.
11. The transport device as claimed in claim 6, wherein the fine adjustment gearshift, the coarse adjustment gearshift and the output part are selectively connected to each other by the shift lever to change a speed in a multiple level at low or high speed.
12. The transport device as claimed in claim 6, wherein the power train unit includes a pipe type case connected to the driving unit and driven unit at both ends thereof, and an interlock rod connected to the output part of the driving unit and the crown type gear of the driven gear in the case.
13. The transport device as claimed in claim 6, wherein the driven gear includes a latch structure for transmitting the driving force of the crank arm from the driving unit through the power train unit in one way.
14. The transmission as claimed in claim 1, wherein the transport device is one of a bicycle and a wagon.
15. The transport device as claimed in claim 9, wherein the fine adjustment gearshift, the coarse adjustment gearshift and the output part are selectively connected to each other by the shift lever to change a speed in a multiple level at low or high speed.
16. The transport device as claimed in claim 10, wherein the fine adjustment gearshift, the coarse adjustment gearshift and the output part are selectively connected to each other by the shift lever to change a speed in a multiple level at low or high speed.
17. The transport device as claimed in claim 9, wherein the power train unit includes a pipe type case connected to the driving unit and driven unit at both ends thereof, and an interlock rod connected to the output part of the driving unit and the crown type gear of the driven gear in the case.
18. The transport device as claimed in claim 10, wherein the power train unit includes a pipe type case connected to the driving unit and driven unit at both ends thereof, and an interlock rod connected to the output part of the driving unit and the crown type gear of the driven gear in the case.