Slim pen cutter

1. A cutting device, comprising:

a housing;

a carriage that is movably disposed in the housing, the carriage having a blade channel and being movable between a retracted position and an extended position;

a blade that is removably disposable in the carriage; and

a cover member that is removably attachable to the housing;

wherein the blade channel comprises an upper channel and a lower channel and at least one pair of locking members adapted to releasably secure the blade in a first position wherein a top side of the blade aligns with the upper channel of the blade channel and a second position wherein a top side of the blade aligns with the lower channel of the blade channel;

wherein each locking member of said pair of locking members is disposed on an opposite side of the blade channel, and comprises one or more tab implements and one or more indented portions; and

wherein at least one of the one or more tab implements is adapted to be releasably received in at least one blade notch, and at least one of the indented portions is adapted to selectively receive a portion of the cutting edge of the blade.

2. The cutting device of claim 1 , wherein the cover member includes a blade outlet slot.

3. The cutting device of claim 1 , wherein the cutting device is one of a pen cutter, seam ripper, a box cutter, a utility knife, or a precision knife.

4. A cutting device, comprising:

a housing that is a handle;

a blade carriage that is movably disposed in the housing, the blade carriage having a blade channel and being movable between a retracted position and an extended position;

a blade having one or more notches, the blade being removably disposable in the blade channel; and

a blade cover having a blade outlet slot, the blade cover being removably attachable to the housing;

wherein the blade channel comprises an upper channel and a lower channel and at least two locking members comprising one or more tab implements and one or more indented portions, at least one of the one or more tab implements adapted to be releasably received in at least one blade notch, and at least one of the one or more indented portions adapted to selectively receive a portion of the cutting edge of the blade,

wherein each locking member is configured to releasably secure the blade in a first position wherein a top side of the blade aligns with the upper channel of the blade channel and a second position wherein a top side of the blade aligns with the lower channel of the blade channel.

5. The cutting device of claim 4 , wherein the blade carriage is configured to move at least between an extended position, wherein the blade extends past the blade outlet slot in the blade cover, and a retracted position, wherein the blade is disposed within the blade cover or housing.

6. The cutting device of claim 4 , wherein the blade carriage is operably connected to a tension component configured to bias the blade carriage towards the retracted position.

7. The cutting device of claim 4 , wherein the cutting device is one of a pen cutter, seam ripper, a box cutter, a utility knife, or a precision knife.

8. A cutting device, comprising:

a housing that is a handle;

a blade carriage that is movably disposed in the housing, the blade carriage having a blade channel with a top side opposing a bottom side and being movable between a retracted position and an extended position;

a blade having a top side with one or more notches disposed thereon opposing a bottom side formed as a cutting edge, the blade being removably disposable in the blade carriage;

a blade cover that is removably attachable to the housing;

wherein the blade channel comprises an upper channel and a lower channel and one or more pairs of locking members disposed on opposite sides of the blade channel, each locking member of the one or more pairs of locking members comprising one or more tab implements and one or more indented portions, at least one of the one or more tab implements adapted to be releasably received in at least one blade notch, and at least one of the one or more indented portions adapted to selectively receive a portion of the cutting edge of the blade; and

wherein the locking members are configured to releasably secure the blade in a first position wherein the top side of the blade aligns with the upper channel of the blade channel and a second position wherein the top side of the blade aligns with the lower channel of the blade channel.

9. The cutting device of claim 8 , wherein the blade includes ceramic material.

10. The cutting device of claim 8 , wherein the cutting device is one of a pen cutter, seam ripper, a box cutter, a utility knife, or a precision knife.

11. The cutting device of claim 8 , further comprising a switch member and a blade carriage track configured to permit and define movement of the blade carriage.

12. The cutting device of claim 11 , wherein one or more slots are disposed along the blade carriage track configured to stabilize and secure the switch member in a user selected position of a set of preselected positions defined by the location of the one or more slots.

13. The cutting device of claim 8 , wherein the housing includes an aperture configured to receive a string, a lanyard, or a keychain.

14. The cutting device of claim 8 , wherein the configuration of the blade channel enables ambidextrous use of the cutting device.