1. A trailer hitch comprising:
a first bracket assembly,
a second bracket assembly,
a coupler assembly, and
a jack assembly; wherein,
said first bracket assembly adjustably attaches to said second bracket assembly,
said coupler assembly attaches to said second bracket assembly,
said first bracket assembly moves in a vertical direction relative to said second bracket assembly,
said coupler assembly releasably attaches to a hitch on a vehicle,
said trailer hitch is a component of a trailer, and
said jack assembly mechanically adjusts said first bracket assembly in a vertical direction relative to said second bracket assembly.
2. A trailer hitch comprising:
a first bracket assembly,
a second bracket assembly, and
a coupler assembly; wherein,
said first bracket assembly adjustably attaches to said second bracket assembly,
said first bracket assembly moves in a substantially vertical direction relative to said second bracket assembly,
said coupler assembly attaches to said second bracket assembly, and
said coupler assembly releasably attaches to a hitch on a vehicle.
3. The trailer hitch of claim 2 further comprising
a jack assembly capable of mechanically adjusting said first bracket assembly in a vertical direction relative to said second bracket assembly.
4. The trailer hitch of claim 3 wherein:
said jack assembly comprises a first portion, a second portion, and a crank assembly;
said first portion attaches to said first bracket assembly;
said second portion attaches to said second bracket assembly; and
said crank assembly is capable of moving said first portion of said jack assembly relative to said second portion of said jack assembly.
5. The trailer hitch of claim 4 wherein:
said crank assembly adjusts a screw thread portion of said jack assembly, and
said screw thread portion adjusts said first portion of said jack assembly relative to said second portion of said jack assembly.
6. The trailer hitch of claim 3 wherein:
said first bracket assembly is capable of securely fixating at a one or more vertical positions on said second bracket assembly.
7. The trailer hitch of claim 6 wherein:
said first bracket assembly contains a plurality of sockets,
said second bracket assembly contains a plurality of sockets,
said sockets align at said one or more vertical positions,
said sockets are capable of receiving a bolt assembly when aligned, and
said bolt assembly securely fixates said first bracket assembly relative to said second bracket assembly.
8. Said trailer hitch of claim 3 wherein:
said first bracket assembly comprises one or more horizontal portions and one or more vertical portions;
said second bracket assembly comprises one or more horizontal portions and one or more vertical portions; and
said one or more vertical portions of said first bracket assembly are capable of slidably attaching to said one or more vertical portions of said second bracket assembly.
9. The trailer hitch of claim 8 wherein:
said one or more horizontal portions of said first bracket assembly attaches substantially parallel to the length of a portion of said trailer, and
said jack assembly attaches to said one or more horizontal portions of said first bracket assembly.
10. The trailer hitch of claim 8 wherein:
said one or more horizontal portions of said first bracket assembly comprises a portion of said trailer, and
said jack assembly attaches to said one or more horizontal portions of said first bracket assembly.
11. The trailer hitch of claim 8 wherein:
said one or more vertical portions of second bracket assembly slidably attaches to first bracket assembly as a guide;
said one or more vertical portions of second bracket assembly are supported by a horizontal top component, one or more vertical components, and a horizontal bottom component; and
said horizontal top component attaches to said jack assembly.
12. The trailer hitch of claim 2 wherein:
said coupler assembly comprises a bracket portion and a coupler portion;
said bracket portion attaches to said second bracket assembly; and
said coupler portion can releasably attach to said bracket portion at a plurality of vertical positions.
13. A method of using a trailer hitch comprising:
adjustably attaching a first bracket assembly to a second bracket assembly,
moving said first bracket assembly in a vertical direction relative to said second bracket assembly, and
releasably attaching a coupler assembly to a hitch on a vehicle; wherein,
said trailer hitch comprises said first bracket assembly, said second bracket assembly and said coupler assembly.
14. The method of claim 13 further comprising:
placing a load on the front half of said trailer,
adjusting said first bracket assembly higher relative to second bracket assembly, and
maintaining balanced load leverage on said coupler assembly.
15. The method of claim 13 further comprising:
placing a load on the back half of said trailer,
adjusting said first bracket assembly lower relative to second bracket assembly, and
maintaining balanced load leverage on said coupler assembly.
16. The method of claim 13 further comprising:
placing a load on said trailer,
shifting said load on said trailer,
leaving the trailer attached to a vehicle,
performing adjustments on first bracket assembly height relative to second bracket assembly, and
balancing said load on coupler assembly.
17. The method of claim 13 wherein:
placing a load on said trailer,
operating said trailer on a slope,
adjusting said first bracket assembly relative to said second bracket assembly, and
maintaining proper leverage on said coupler assembly.
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 method for displaying information on a computing device comprising:
determining a current position of the computing device in a vehicle being driven along a road;
selecting a video frame based on the current position of the computing device;
presenting a video including the video frame on a display of the computing device,
wherein the video presented on the display of the computing device shows the road and is entirely derived from video data that had been previously obtained from a video camera mounted to a data collection vehicle being driven along the road,
wherein no video other than video previously obtained via the data collection vehicle is presented on the display when the video is presented, the data collection vehicle different than the vehicle having the display,
wherein the video being presented on the display of the computing device has a vantage point above and behind the current position of the computing device;
superimposing an indication on the video being presented on the display of the computing device, and
wherein the indication is superimposed on the video at a location corresponding to the current position of the computing device along the road,
indicating a maneuver by associating the maneuver with the indication superimposed on the video.
2. The method of claim 1 wherein the vantage point is above and behind the current position of the computing device based on a direction of travel of the computing device along the road.
3. The method of claim 1 further comprising:
determining a direction of travel of the computing device.
4. The method of claim 1 wherein the computing device is located in a vehicle.
5. The method of claim 4 wherein the indication is in the shape of a vehicle.
6. The method of claim 4 wherein the indication is in the shape of a vehicle that matches the make, model and color of the vehicle in which the computing device is located.
7. The method of claim 1 further comprising:
prior to presenting the video on the display, transforming the video so that the vantage point appears higher than the vantage point at which the video had been obtained from a video camera mounted to the data collection vehicle.
8. The method of claim 1 wherein the computing device is carried by a pedestrian.
9. The method of claim 8 wherein the indication is in the shape of a person.
10. The method of claim 8 wherein the indication is in the shape of a person that matches the appearance of the pedestrian carrying the computing device.
11. The method of claim 1 wherein the maneuver is indicated by causing the indication superimposed on the video to perform the maneuver.
12. The method of claim 1 wherein the maneuver is indicated by causing a marking to extend from the indication superimposed on the video through the maneuver.
13. A computer-based system for displaying information for traveling comprising:
a display in a user’s vehicle;
a positioning unit configured to determine a position of the user’s vehicle and generate data indicating the position of the user’s vehicle;
video data that shows travel along a road, wherein the video data had been previously captured from a video camera on a collection vehicle being driven along the road that is different than the user’s vehicle; and
an application that selects a portion of the video data according to the data indicating the position of the user’s vehicle and uses the video data to show a video on the display and superimposes on the video an indication of the position of the user’s vehicle relative to surroundings being displayed on the video, the video shown on the display being recorded video entirely derived from the video data previously captured,
wherein no video other than video previously captured from the collection vehicle is presented on the display when the video is shown, and the video being presented on the display of the computing device has a vantage point above and behind the current position of the computing device; and the application superimposes routing maneuverers on the video using an image corresponding to the user’s vehicle.
14. The computer-based system of claim 13 wherein the indication shows the user’s vehicle.
15. The computer-based system of claim 13 wherein the indication shows a vehicle.
16. The computer-based system of claim 13 wherein the application further indicates an upcoming maneuver by associating the maneuver with the indication.
17. The computer-based system of claim 13 wherein the application further indicates an upcoming maneuver by causing the indication to perform the maneuver on the video.
18. The computer-based system of claim 13 wherein the application further indicates an upcoming maneuver by causing markings to extend from the indication.
19. A computer-based system for displaying information for traveling comprising:
a display carried by a pedestrian user;
a positioning unit configured to determine a position of the pedestrian user;
video data that shows travel along a road, wherein the video data had been previously captured from a video camera on a vehicle being driven along the road; and
an application that uses the video data to show a video on the display and superimposes on the video an indication, in the shape of a person, of the pedestrian user’s position relative to the surrounding being displayed on the video,
wherein the video being shown is based solely on the video data previously captured, wherein no video other than video previously captured from the vehicle is presented on the display when the video is shown.
20. The computer-based system of claim 19 wherein the indication shows a pedestrian.
21. A method for displaying information on a computing device comprising:
determining a current position of the computing device in a vehicle being driven along a road;
selecting a video frame based on the current position of the computing device;
presenting a video including the video frame on a display of the computing device,
wherein the video presented on the display of the computing device shows the road and is entirely derived from video data that had been previously obtained from a video camera mounted to a data collection vehicle being driven along the road,
wherein no video other than video previously obtained via the data collection vehicle is presented on the display when the video is presented, the data collection vehicle different than the vehicle having the display,
wherein the video being presented on the display of the computing device has a vantage point above and behind the current position of the computing device; and
superimposing an indication on the video being presented on the display of the computing device,
wherein the indication is superimposed on the video at a location corresponding to the current position of the computing device along the road,
wherein the computing device is carried by a pedestrian and the indication is in the shape of a person.