Manually translatable pick mechanism for feeding sheets of media of different widths

A media feed system in an imaging apparatus, the media feed system comprising:

• a shaft for receiving torque;
• a pick mechanism having a pick arm and at least one pick roller, the pick arm rotatably and slidably mounted at a first end thereof on a shaft and rotatable about the shaft between a first position and a second position, the at least one pick roller mounted to a second end of the pick arm for contacting a topmost media sheet of a stack of media sheets when in the first position and drivable by the shaft to pick the topmost media sheet of the stack of media sheets;
• and
• a pick arm translation mechanism manually movable between a plurality of predetermined positions along the shaft, the pick arm translation mechanism comprising:
• a translating member rotatably and slidably mounted on the shaft and coupled to at least a portion of the first end of the pick arm such that, when the pick arm is rotated from the first position to the second position, the at least one pick roller is lifted off of the topmost media sheet allowing manual translation of the translating member and pick mechanism transverse to a media feed direction between the plurality of predetermined positions associated with a plurality of different sized media sheets;
• and
• a biasing member for biasing the translating member in the first position.

A media feed system in an imaging apparatus, the media feed system comprising:

• a shaft for receiving torque, the shaft mounted on a housing and disposed over a media tray having a stack of media sheets, the shaft positioned transverse to a media feed direction;
• a pick mechanism having a pick arm, the pick arm rotatably and slidably mounted at a first end thereof on the shaft, and one or more pick rollers mounted to a second end of the pick arm, the pick arm rotatable between a first position and a second position and when the pick arm is in the first position the one or more pick rollers contact a topmost media sheet of the stack of media sheets and are drivable by the shaft to pick the topmost media sheet from the media stack;
• and
• a pick arm translation member rotatably and slidably mounted on the shaft and coupled with at least a portion of the first end of the pick arm such that translation of the pick
• arm translation member along the shaft moves the pick arm therewith, the pick arm translation member being separately mounted on the shaft from the pick arm;
• the pick arm translation member being manually movable along the shaft between a plurality of predetermined positions associated with different media sheet sizes, each of the plurality of predetermined positions corresponding to a centerline of a corresponding one of the different media sheet sizes such that the pick arm and the one or more pick rollers remain substantially evenly positioned about a centerline of a media sheet corresponding to a selected predetermined position when the media sheet is disposed on the media tray.

A media picking device in an imaging apparatus comprising:

• a shaft for receiving torque from the imaging apparatus;
• a pick arm rotatably and slidably mounted at a first end thereof on the shaft, the pick arm rotatable about the shaft between a first and a second position;
• at least one pick roller mounted at a second end of the pick arm and, when the pick arm is in the first position, the at least one pick roller contacts a topmost media sheet of a stack of media sheets and is drivable by the shaft to pick the topmost media sheet therefrom;
• and
• a translating member coupled with a portion of the first end of the pick arm and slidably and rotatably movable and mounted on the shaft, the translating member rotatable about the shaft between the first position and the second position;
• wherein the translating member, when rotated to the second position, moves the pick arm and the at least one pick roller from contact with the topmost media sheet and the translating member and pick arm are manually movable along the shaft transverse to a media feed direction between a plurality of predetermined positions corresponding to a plurality of centerlines of media sheets of different widths and, when located at a selected one of the plurality of predetermined positions and being rotated to the first position, the translating member and pick arm are held at the selected one of the plurality of predetermined positions such that the at least one pick roller is returned to contact with a top most media sheet corresponding to the selected one of the plurality of predetermined positions and is substantially evenly positioned about a corresponding centerline of the media sheet corresponding to the selected one of the plurality of predetermined positions;
• and
• wherein the translating member includes a handle having a neck portion and a tab depending from the neck portion, the tab for receiving user-applied force used to rotate the translating member and pick arm to the second position with the handle being used to manually move the translating member and the pick arm along the shaft to the selected one of the plurality of predetermined positions.

A media picking device in an imaging apparatus comprising:

• a shaft for receiving torque from the imaging apparatus;
• a pick arm rotatably and slidably mounted at a first end thereof on the shaft, the pick arm rotatable about the shaft between a first and a second position;
• at least one pick roller mounted at a second end of the pick arm and, when the pick arm is in the first position, the at least one pick roller contacts a topmost media sheet of a stack of media sheets and is drivable by the shaft to pick the topmost media sheet therefrom;
• and
• a translating member coupled with a portion of the first end of the pick arm and slidably and rotatably movable and mounted on the shaft, the translating member rotatable about the shaft between the first position and the second position;
• wherein the translating member, when rotated to the second position, moves the pick arm and the at least one pick roller from contact with the topmost media sheet and the translating member and pick arm are manually movable along the shaft transverse to a media feed direction between a plurality of predetermined positions corresponding to a plurality of centerlines of media sheets of different widths and, when located at a selected one of the plurality of predetermined positions and being rotated to the first position, the translating member and pick arm are held at the selected one of the plurality of predetermined positions such that the at least one pick roller is returned to contact with a top most media sheet corresponding to the selected one of the plurality of predetermined positions and is substantially evenly positioned about a corresponding centerline of the media sheet corresponding to the selected one of the plurality of predetermined positions;
• and
• wherein the pick arm includes a lift arm protruding therefrom and the translating member includes a pivot arm extending adjacent the pick arm, the pivot arm engaging the lift arm to lift the pick arm and the at least one pick roller away from the topmost media sheet of the stack of media sheets when the translating member is rotated to the second position.

A media picking device in an imaging apparatus comprising:

• a shaft for receiving torque from the imaging apparatus;
• a pick arm rotatably and slidably mounted at a first end thereof on the shaft, the pick arm rotatable about the shaft between a first and a second position;
• at least one pick roller mounted at a second end of the pick arm and, when the pick arm is in the first position, the at least one pick roller contacts a topmost media sheet of a stack of media sheets and is drivable by the shaft to pick the topmost media sheet therefrom;
• and
• a translating member coupled with a portion of the first end of the pick arm and slidably and rotatably movable and mounted on the shaft, the translating member rotatable about the shaft between the first position and the second position;
• wherein the translating member, when rotated to the second position, moves the pick arm and the at least one pick roller from contact with the topmost media sheet and the translating member and pick arm are manually movable along the shaft transverse to a media feed direction between a plurality of predetermined positions corresponding to a plurality of centerlines of media sheets of different widths and, when located at a selected one of the plurality of predetermined positions and being rotated to the first position, the translating member and pick arm are held at the selected one of the plurality of predetermined positions such that the at least one pick roller is returned to contact with a top most media sheet corresponding to the selected one of the plurality of predetermined positions and is substantially evenly positioned about a corresponding centerline of the media sheet corresponding to the selected one of the plurality of predetermined positions;
• and
• wherein the translating member includes a pivot arm extending adjacent a first side of the pick arm, and one of the translating member and the pivot arm has a lift arm on a side thereof and the other of the translating member and the pivot arm has an aperture sized to loosely receive the lift arm therein and engage with the lift arm to lift the pick arm and the at least one pick roller away from the topmost media sheet of the media sheet stack when the translating member is rotated to the second position.