US2020130968A1PendingUtilityA1
Angled lift plates in media trays
Assignee: HEWLETT PACKARD DEVELOPMENT COPriority: Apr 19, 2017Filed: Apr 19, 2017Published: Apr 30, 2020
Est. expiryApr 19, 2037(~10.7 yrs left)· nominal 20-yr term from priority
B65H 1/04B65H 2405/15B65H 2403/544B65H 1/14B65H 2405/11162B65H 2405/1117B65H 2405/11151B65H 2511/214
35
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Claims
Abstract
A media tray may include a lift plate to lift a number of sheets of media, a spool, and a first plurality of cables and a second plurality of cables each mechanically coupling the lift plate to the spool wherein the first and second plurality of cables cause the sheets of media to interface with a media pick-up roller at a horizontally divergent angle relative to a pick-up roller.
Claims
exact text as granted — not AI-modifiedWhat is claimed is:
1 . A media tray, comprising:
a lift plate to lift a number of sheets of media; a spool; and a first plurality of cables and a second plurality of cables each mechanically coupling the lift plate to the spool; wherein the first and second plurality of cables cause the sheets of media to interface with a media pick-up roller at a horizontally divergent angle relative to a pick-up roller.
2 . The media tray of claim 1 , wherein the horizontally divergent angle is between 5 and 17 degrees angled down relative to the pick-up roller.
3 . The media tray of claim 2 , wherein the length of the first plurality of cables causes a first side of the lift plate to obtain a position higher towards the pick-up roller relative to a second side of the lift plate.
4 . The media tray of claim 3 , wherein the length of the second plurality of cables causes the second side of the lift plate to obtain a position lower from the pick-up roller relative to the first side of the lift plate.
5 . The media tray of claim 1 , wherein a first side of the lift plate remains in a higher position than a second side of the lift plate while the spool winds up a length of both the first plurality of cables and the second plurality of cables.
6 . The media tray of claim 1 , wherein the second plurality of cables interfaces with an accumulator device to maintain a slack amount of cable while the lift plate is located at a bottom-most portion of the media tray.
7 . A printing device, comprising:
a number of media trays, each media tray comprising:
a media plate to support a number of sheets of media; and
a winching system to winch at least a first set of two cables and a second set of two cables, the first and second set of cables coupled to the media plate;
wherein the winching system causes the media plate to be angled when the sheets of media interface with a pick-up roller.
8 . The printing device of claim 7 , wherein the media tray is removable from the printing system.
9 . The printing device of claim 7 , wherein each of the winching system comprises a spool to wind-up the first and second set of cables.
10 . The printing device of claim 9 , wherein the spool comprises a coupler to interface with a drive motor of the printing device.
11 . The printing device of claim 9 , further comprising an accumulation mechanism to accumulate a slack amount of cable of the second set of two cables.
12 . The printing device of claim 7 , wherein the angle of the media plate is between 5 and 17 degrees angled down relative to the pick-up roller.
13 . A media supply device, comprising:
a lift plate to hold an amount of media; a winch system comprising a motor and a spool; and at least a first cable and a second cable each coupled at a first end to the lift plate and at a second end to the spool; wherein rotation of the spool causes a first cable to lift a first side of the lift plate while an amount of slack of the second cable is wound around the spool before lifting a second end of the lift plate.
14 . The media supply device of claim 13 , wherein a portion of the spool where the at least first cable and second cable are wound around have a common diameter.
15 . The media supply device of claim 13 , further comprising an accumulation device to accumulate the slack of the second cable when present.Join the waitlist — get patent alerts
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