1. A system for changing the seed variety in a planter, comprising:
a plurality of row units with each row unit having a plurality of seed meters;
a transport belt positioned below the seed meters to receive seeds from the seed meters and transport the seeds to a seed tube; and
a guide attached to a discharge end of each seed meter to reduce bounce of the seed when received on the belt;
wherein said belt has an adjustable cover.
2. The system of claim 1 wherein the belt has a plurality of adjustable lugs.
3. The system of claim 1 wherein the belt has adjustable sidewalls connected to a belt frame.
4. The system of claim 1 wherein each of the guides of each seed meter is adjustable.
5. The system of claim 1 wherein the cover terminates in an end guide at a discharge end of the belt.
6. The system of claim 1 wherein each of the guides of each seed meter is positioned to deliver seeds in a direction that the belt is moving.
7. A system claim here Seed is delivered to the seed meters via a hose system, said system further comprising at least one reservoir where seed is not delivered via the hose system.
8. A system for changing the seed variety in a planter, comprising:
a plurality of row units with each row unit having a plurality of seed meters;
a transport belt positioned below the seed meters to receive seeds from the seed meters and transport the seeds to a seed tube;
a switch connected to each seed meter and positioned adjacent the belt; and
a switch actuator attached to the belt such that the switches are selectively activated and deactivated as the switch actuator passes by the switches.
9. The system of claim 8 wherein a controller is connected to the switch actuator.
10. A system for changing the seed variety of a planter, comprising:
a plurality of row units with each row unit having a plurality of seed meters;
a transport belt positioned below the seed meters to receive seeds from the seed meters and transport the seeds to a seed tube;
a seed delivery conduit connected to a fan, a gate valve, a hulk seed hopper, an entrainment box, and one of the plurality of seed meters;
a vacuum pressure conduit connected to an air supply conduit between the fan and an air supply at one end and a discharge end of the belt at an opposite end; and
an air block connected to the vacuum pressure conduit and an exit conduit that extends to a storage receptacle.
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 fastening device for a bicycle seat pad, comprising:
a base, being formed with two hook portions;
two pawl shanks, each pawl shank comprising a pawl section and a hook section, the pawl shanks being pivoted to the base, the pawl shanks being pivotable about two pivoting axes respectively;
wherein each hook portion and its corresponding hook section define a pad clamp, the pawl sections define a tube clamp;
wherein the pad clamps and the tube clamp are narrowed or enlarged when the pawl shanks pivot about the pivoting axes respectively, the pivoting axes are perpendicular to width directions defined by the pad clamps along which the pad clamps are narrowed or enlarged;
a means for narrowing the pad clamps and the tube clamp.
2. The fastening device of claim 1, wherein the fastening device further comprises two position rods, the base is formed with two base positioning holes, each pawl shank is formed with a pawl positioning hole, each positioning rod inserts in one of the base positioning holes and the pawl positioning hole of one of the pawl shanks, such that the pawl shanks are pivotable about the pivoting axes defined by the positioning rods respectively.
3. The fastening device of claim 1, wherein each pivoting axis is located between the pawl section and the hook section of one of the pawl shanks.
4. The fastening device of claim 1, wherein the pad clamps are adapted for clamping two bottom tubes of a seat pad respectively, the pivoting axes are parallel to the bottom tubes when the bottom tubes are clamped.
5. The fastening device of claim 1, wherein the means for narrowing comprises a screw, a through hole and a threaded bore, the screw has a head and a threaded rod axially extended from the head, the through hole is formed on one of the pawl shanks, the threaded bore is formed on the other pawl shank, the threaded rod is inserted through the through hole and threaded with the threaded bore.
6. The fastening device of claim 1, wherein the means for narrowing comprises a screw, two through holes and a nut, the screw has a head and a threaded rod axially extended from the head, the through holes are formed on the pawl shanks respectively, the threaded rod is inserted through the through holes and then threaded with the nut.
7. The fastening device of claim 1, wherein each pawl section has an abutting surface, the abutting surface is slanted.
8. The fastening device of claim 1, wherein each hook portion comprises two arms, each base positioning hole is defined on the arms of each hook portion, each pawl shank is disposed between the arms of each hook portion, each pad clamp is defined by the hook section and the arms of each hook portion.
9. A seat tube having a fastening device of claim 1, further comprising a tube member, the tube member having an upper end, a connecting head is formed on the upper end, the connecting head is clamped by the tube clamp.