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1. (WO2018227072) CUTTING APPARATUS
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Claims:

1. A cutting apparatus comprising:

a feed tower assembly configured to be attached to an object to be cut;

a frame base plate assembly comprising a frame base plate and a driven drive wheel mounted on the frame base plate;

a frame base plate adjustment mechanism coupled to the frame base plate and to the feed tower assembly and configured to move the frame base plate assembly upwardly and

downwardly relative to the feed tower assembly;

a wire tensioning assembly comprising a wire tensioning base plate and a wire tensioning height adjustment mechanism, the wire tensioning height adjustment mechanism coupled to the frame base plate and to the wire tensioning base plate and configured to move the wire tensioning base plate upwardly and downwardly relative to the frame base plate wall;

a right arm assembly pivotally mounted on the wire tensioning base plate such that the right arm assembly can be positioned in an operating position or a storage position, the right arm assembly comprising a right arm plate having an arm wheel rotatably mounted thereon;

a right arm adjustment mechanism coupled to the wire tensioning base plate and to the right arm plate and configured to pivot the right arm assembly relative to the wire tensioning base plate;

a left arm assembly mounted on the frame base plate, the left arm assembly comprising a left arm plate having an arm wheel rotatably mounted thereon; and

a cutting member partially wrapped around the arm wheels and the drive wheel.

2. The cutting apparatus of claim 1, wherein the left arm assembly is pivotally mounted on the frame base plate such that the left arm assembly can be positioned in an operating position or a storage position.

3. The cutting apparatus of claim 2, further comprising a latch attached to the left arm assembly and configured to be attached to the frame base plate.

4. The cutting apparatus of claim 3, further comprising a latch attached to the right arm assembly and configured to be attached to the wire tensioning base plate.

5. The cutting apparatus of claim 1, further comprising a latch attached to the right arm assembly and configured to be attached to the wire tensioning base plate.

6. The cutting apparatus of claim 1, wherein the wire tensioning height adjustment mechanism comprises a block extending from the frame base plate, and a rod engaged with the block and engaged with the wire tensioning base plate, wherein rotation of the rod causes vertical movement of the wire tensioning base plate and the right arm assembly relative to the frame base plate assembly and the feed tower assembly.

7. The cutting apparatus of claim 6, wherein the frame base plate has a front surface and a rear surface, the drive wheel being mounted on the front surface of the frame base plate and the block extending from the rear surface of the frame base plate.

8. The cutting apparatus of claim 1, wherein the right arm adjustment mechanism comprises a spring-loaded piston mounted on the wire tensioning base plate and engaged with the right arm assembly.

9. The cutting apparatus of claim 8, further comprising a tension indicator coupled to the piston used to indicate the amount of tension on the cutting member.

10. The cutting apparatus of claim 9, wherein the tension indicator comprises a housing having an indicator arm pivotally mounted therein, and a rod coupled to the indicator arm and to the piston.

11. The cutting apparatus of claim 8, wherein the wire tensioning base plate has a front surface and a rear surface, the drive wheel being mounted on the front surface of the frame base plate and the right arm adjustment mechanism extending from the front surface of the wire tensioning base plate.

12. The cutting apparatus of claim 8, wherein the wire tensioning height adjustment mechanism comprises a block extending from the frame base plate, and a rod engaged with the block and engaged with the wire tensioning base plate, wherein rotation of the rod causes vertical movement of the wire tensioning base plate and the right arm assembly relative to the frame base plate assembly and the feed tower assembly.

13. The cutting apparatus of claim 12,

wherein the feed tower assembly comprises a saddle, a top guide plate, a plurality of guide shafts extending between the saddle and the top guide plate;

wherein the frame base plate adjustment mechanism comprises a rod attached to the top guide plate and rotatable relative thereto, and attached to the frame base plate,

wherein rotation of the rod relative to the top guide plate causes translation of the frame base plate relative to the feed tower assembly.

14. The cutting apparatus of claim 1,

wherein the feed tower assembly comprises a saddle, a top guide plate, a plurality of guide shafts extending between the saddle and the top guide plate;

wherein the frame base plate adjustment mechanism comprises a rod attached to the top guide plate and rotatable relative thereto, and attached to the frame base plate,

wherein rotation of the rod relative to the top guide plate causes translation of the frame base plate relative to the feed tower assembly.

15. The cutting apparatus of claim 1, further comprising a cover hingedly mounted on the frame base plate wall, the cover covering the drive wheel and an upper portion of each arm assembly when in a closed position.

16. The cutting apparatus of claim 15, wherein the cover is further attached to the frame base plate wall by at least one pin which extends through a slot.

17. The cutting apparatus of claim 1, further comprising a right arm retaining block extending from the wire tensioning base plate, the right arm retaining block having a pair of spaced apart notches provided therein, the right arm assembly further comprising a latch extending from the right arm plate, the latch being positionable in either notch such that the right arm assembly can be positioned in the operating position or in the storage position.

18. The cutting apparatus of claim 17, wherein the latch comprises a spring-loaded pivotable arm.

19. The cutting apparatus of claim 17, further comprising a left arm retaining block extending from the frame base plate, the left arm retaining block having a pair of spaced apart notches provided therein, the left arm assembly further comprising a latch extending from the left arm plate, the latch of the left arm assembly being positionable in either notch of the left arm retaining block such that the left arm assembly can be positioned in the operating position or in the storage position.

20. The cutting apparatus of claim 19, wherein each latch comprises a spring-loaded pivotable arm.

21. A cutting apparatus compri sing :

a feed tower assembly configured to be attached to an object to be cut;

a frame assembly mounted on the feed tower assembly, the frame assembly comprising a frame plate, a drive wheel mounted on the frame plate, a right arm assembly mounted on the frame plate and a left arm assembly mounted on the frame plate, at least one of the arm assemblies being movable relative to the plate and relative to the feed tower assembly, each arm assembly comprising a plate having an arm wheel rotatably mounted thereon;

a cutting member partially wrapped around the arm wheels and the drive wheel; and a liquid dispensing system comprising a first block extending from the frame plate, a passageway extending through the first block, a second block extending from the frame plate, a passageway extending through the second block, a flexible conduit extending between the passageways in the blocks to provide fluid communication between the blocks, and wherein the liquid dispensing system in each arm assembly comprises:

a conduit attached to the plate of the arm assembly,

a dispenser attached to the conduit and being proximate to the arm wheel of the arm assembly,

an arm mounting pin attached to the frame plate and extending through the plate of the arm assembly, the arm mounting pin having a passageway therethrough which extends from an end portion of the arm mounting pin to an exterior surface of the arm mounting pin, the passageway of the arm mounting pin being in fluid communication with the passageway in the respective block,

a pin housing mounted on the arm mounting pin, the pin housing being sealed to the arm mounting pin such that a cavity is formed between an inner surface of the pin housing and the outer surface of the arm mounting pin, the passageway of the arm mounting pin being in fluid communication with the passageway of the arm mounting pin, the pin housing having a passageway therethrough which is in fluid communication with the cavity, and

wherein the plate of the respective arm assembly is mounted on the respective arm mounting pin and is rotatable relative to the arm mounting pin.

22. The cutting apparatus of claim 21, wherein the frame assembly is movably mounted on the feed tower assembly.

23. The cutting apparatus of claim 21, wherein the frame plate of the frame assembly is formed of a first frame plate and a second frame, the second frame plate being movable relative to the first frame plate, the arm mounting pin of the left arm assembly being attached to the first frame, and the arm mounting pin of the right arm assembly being attached to the second frame.

24. The cutting apparatus of claim 21, wherein the plate of the respective arm assembly is mounted on the respective arm mounting pin by a bushing.

25. The cutting apparatus of claim 21, wherein each arm assembly has a second plate which is parallel to the first plate, and wherein each arm assembly the arm wheel, the conduit and the dispenser are between the plates.

26. The cutting apparatus of claim 25, wherein each plate of the arm assemblies is mounted on the respective arm mounting pin by a bushing.

27. The cutting apparatus of claim 25, further comprising a plurality of doors extending between the plates, the doors being openable and closable.

28. The cutting apparatus of claim 27, further comprising a latch configured to maintain the doors in the closed position.

29. The cutting apparatus of claim 21, further comprising a cover hingedly mounted on the frame plate, the cover covering the drive wheel and an upper portion of each arm assembly when in a closed position.

30. The cutting apparatus of claim 29, further comprising a latch configured to maintain the cover in the closed position.

31. The cutting apparatus of claim 21, wherein the conduit in each arm assembly is rigid.

32. The cutting apparatus of claim 21, wherein the blocks and the frame plate are integrally formed.

33. The cutting apparatus of claim 21, wherein the arm mounting pin and the respective pin housing are integrally formed.

34. The cutting apparatus of claim 21, wherein the arm mounting pins and the frame plate are integrally formed.

35. The cutting apparatus of claim 21,

wherein the feed tower assembly comprises a saddle, a top guide plate, a plurality of guide shafts extending between the saddle and the top guide plate;

wherein the frame base plate adjustment mechanism comprises a rod attached to the top guide plate and rotatable relative thereto, and attached to the frame base plate,

wherein rotation of the rod relative to the top guide plate causes translation of the frame base plate relative to the feed tower assembly.