Claims
- 1. A device for supporting moving paper sheets, said sheets moving in a sheet direction along a sheet path on said device, said sheets having a sheet width transverse to said sheet direction, said device being moveable to support sheets moving thereon in a plurality of angular positions within a range, comprising:
- a plate member, said plate member including a generally planar first sheet supporting surface in said sheet path, said first sheet supporting surface being at least as wide in a direction transverse of said sheet direction as said sheet width, said plate member further including a transition surface in said sheet path, said transition surface being a smooth continuation of said first surface in said sheet direction and being at least as wide in said transverse direction as said sheet width, said transition surface extending at an acute angle relative to said first surface; and
- a deflector member, and a connecting member operatively connecting said deflector member and said plate member, wherein said deflector member is angularly movable relative to said plate member, said deflector member having a generally planar second sheet supporting surface thereon, said second sheet supporting surface being in said sheet path, said second sheet supporting surface at least as wide in said transverse direction as said sheet width, said deflector member including in cross section a first finger portion, said first finger portion in cross section bounded by said second sheet supporting surface and tapered to a point, wherein said second sheet supporting surface engages said transition surface at said point, whereby said second surface terminates at a lineal edge extending in said transverse direction, and wherein in cross section said point is in gapless engagement with said transition surface when said deflector member is in any of said plurality of angular positions within said range.
- 2. The device according to claim 1 wherein one of either said transition surface or said finger portion includes a rib, and said other of said transition surface or finger portion includes a slot, and wherein said rib is accepted in said slot when said deflector member is in said range.
- 3. The device according to claim 1 wherein said plate member includes an end portion, said transition surface being on said end portion, said end portion including a slot and wherein said slot is bounded by a cam support surface, and wherein said finger portion of said deflector member further comprises a rib, said rib extending on a side of said deflector member opposed of said second surface, and wherein said rib includes a cam surface, and wherein said cam surface is in slidable engagement with said cam support surface throughout said range of said deflector member.
- 4. The device according to claim 3 wherein said end portion of said plate member and said deflector member each include at least one aperture, and wherein said apertures on said respective end portion and deflector member are in alignment throughout said range, whereby a sheet sensing means is enabled to sense sheets through said apertures.
- 5. The device according to claim 3 wherein said deflector member rotates in said range about a fixed pivot point.
- 6. The device according to claim 5 wherein said fixed pivot point in cross section is a point of engagement of said first finger portion and said transition surface.
- 7. The device according to claim 3 wherein said slot is further bounded by a deflector bearing surface, said deflector bearing surface extending generally perpendicular to said cam support surface, and wherein said rib further comprises a rib side surface, said rib side surface extending generally perpendicular to said cam surface, and wherein said rib side surface is in slidable abutting engagement with said deflector bearing surface.
- 8. The device according to claim 7 and further comprising a spring, wherein said spring biases said cam surface to engage said cam support surface and biases said rib side surface to engage said deflector bearing surface.
- 9. The device according to claim 8 wherein said first finger portion rotates in said range and in cross section rotates about a fixed pivot point on said transition surface.
- 10. The device according to claim 1 and wherein said connecting member comprises a spring wherein said spring biases said lineal edge said transition surface throughout said range.
- 11. The device according to claim 1 wherein said plate member includes an end portion, said transition surface being on said end portion, said end portion including a slot and wherein said slot is bounded by a deflector bearing surface, and wherein said rib extends on a side of said deflector member opposed of said second surface, and wherein said rib is in slidable engagement with said deflector bearing surface throughout said range of said deflector member.
- 12. The device according to claim 11 wherein said connecting member comprises a spring wherein said spring biases said deflector member wherein said lineal edge is biased to engage said transition surface and said rib is biased to engage said deflector bearing surface.
- 13. The device according to claim 1 wherein said plate member further comprises an end portion, said end portion terminating at a transition edge, said end portion including a slot therein said slot extending into said end portion from said transition edge, said slot bounded by a deflector bearing surface extending generally perpendicular to said transition edge, and wherein said deflector member further comprises a rib, and wherein said rib extends in accepted relation in said slot, and wherein said rib has a rib side surface and wherein said rib side surface is in abutting moveable contact with said deflector bearing surface.
- 14. The device according to claim 13 wherein said slot is further bounded by a cam support surface extending generally a transverse of said bearing surface, and wherein said rib further comprises a cam surface abuttingly engaging said cam support surface throughout said range of the deflector member.
- 15. The device according to claim 14 and further comprising a spring biasing said lineal edge to engage said transition surface and further biasing said cam and fib side surfaces of said rib to engage said cam support and bearing surfaces respectively.
- 16. The device according to claim 1 and wherein said plate member further comprises an end portion, said transition surface being on said end portion, and wherein said deflector member further comprises in cross section a second finger portion wherein said end portion extends in intermediate relation between said first and second finger portions, and wherein said end portion is abuttingly engaged with said second finger portion when said deflector is at a first end of said range.
- 17. The device according to claim 16 wherein said deflector member further comprises a rib extending between said first and second finger positions, and wherein said end portion includes a slot, said slot bounded by a deflector bearing surface, and wherein said rib extends in said slot, and said connecting member comprises a three-way spring, wherein said spring biases said deflector member wherein said lineal edge is biased to engage said transition surface, said rib is biased to abut said bearing surface and said deflector member is biased to the first end of said range.
- 18. The device according to claim 1 wherein said deflector member includes a side face at a transverse side of said second surface and wherein said device further comprises a side guide in abutting moveable engagement with said side face.
- 19. The device according to claim 18 and wherein said connecting member comprises a spring wherein said spring biases said deflector wherein said lineal edge is biased to engage said transition surface, and said side face is biased to engage said side guide.
- 20. The device according to claim 18 wherein said plate member comprises an end portion, said transition surface being on said end portion and wherein said end portion includes a notch and wherein said deflector member comprises a second rib, wherein said second rib extends in said notch, and wherein said side face is on said second rib.
- 21. The device according to claim 1 wherein said deflector member further comprises at least one recess in said second surface, said recess disposed in said sheet direction from said lineal edge, said recess elongated in the sheet direction whereby a tine of a sheet guide is enabled to be accepted therein.
- 22. The device according to claim 1 and further comprising a second transition surface on said deflector member, said second transition surface being disposed from said lineal edge and being a smooth continuation of said second surface, said second transition surface in cross section extending at a second acute angle relative to said second surface, whereby a blade edge of a sheet guide is enabled to engage said second transition surface in gapless relation.
- 23. The device according to claim 1 and wherein said connecting member comprises a three-way spring including a leg, and further comprising a detent on said deflector member, and wherein said three-way spring biases said lineal edge to engage said transition surface and wherein said leg is moveable in said detent as said deflector member moves in said range.
- 24. The device according to claim 1 wherein said plate member and said deflector member are relatively movable in cross section about a fixed pivot point and wherein said lineal edge is maintained in abutting contact with said transition surface at said pivot point as said deflector member moves in said range.
- 25. A device for supporting moving sheets moving along a sheet path thereon comprising:
- plate member means for supporting sheets moving thereon, said plate member means including in said sheet path a member surface, wherein said member surface supports sheets moving thereon;
- a deflector member means for supporting sheets moving thereon, said deflector member means including in said sheet path a deflector sheet supporting surface, wherein said deflector sheet supporting surface supports sheets moving thereon, wherein said deflector sheet supporting surface of said deflector member means is angularly movable relative to said member surface of said plate member means in a range of angular positions; and
- substantially non-fixed pivot means for connecting said plate member means and said deflector member means in angularly movable connection, and for maintaining said deflector sheet supporting surface in continuous engagement with said member surface wherein said deflector sheet supporting surface provides a smooth continuation of said member surface in said sheet path in all angular positions of said deflector member means in said range.
- 26. The device according to claim 25 wherein said pivot means includes an interengaging rib and slot, one of said rib or slot in connection with said plate member means and said other of said rib or slot in connection with said deflector member means, and a biasing means operatively connected with said plate member means and said deflector member means for biasing said rib and slot into engagement.
- 27. The device according to claim 26 wherein said rib includes a cam surface and said slot includes a cam support surface, and wherein said cam and said cam support surfaces are in abutting slidable relation.
- 28. A device for supporting moving paper sheets, said sheets moving in a sheet direction, comprising:
- a first member having a first sheet supporting surface whereby sheets are movable on said first sheet supporting surface;
- a transition portion in connection with said first member, said transition portion including at least one slot therein, said slot bounded by a cam support surface on said transition portion;
- a movable member, and a connecting member operably connecting said first member and said movable member in relatively movable relation, wherein said movable member is angularly movable relative to said first member in a range, wherein said movable member includes a second sheet supporting surface whereby sheets are movable thereon, and wherein said movable member comprises at least one rib, said rib including a cam surface thereon, and wherein said cam surface of said rib is in engagement with said cam support surface throughout said range, and wherein in cross section said second sheet supporting surface is in generally smooth continuous engagement with said first sheet supporting surface in said sheet direction throughout said range of angular movement of said movable member.
- 29. The device according to claim 28 wherein said movable member engages said first sheet supporting surface at a lineal edge and wherein said movable member is rotatable about said lineal edge.
- 30. A method for supporting moving paper sheets while said sheets move at angular directions in a range, comprising the steps of:
- moving said sheets in supported relation on a first member, said sheets moving on said first member on a first sheet supporting surface and a transition sheet supporting surface, said transition surface extending as a smooth continuation of said first surface and at an acute angle thereto, and wherein said transition surface has at least one slot therein said slot bounded by a cam supporting surface;
- moving said sheets to and from said transition surface to supported relation with a second sheet supporting surface on a deflector member, said deflector member in operative connection with said first member and being angularly movable relative thereto, said second sheet supporting surface of said deflector member gaplessly engaging said transition surface along a lineal edge, and
- wherein said deflector member includes at least one rib having a cam surface thereon, and wherein said rib is engaged in said slot;
- moving said deflector member angularly in said range with said cam surface of said rib in slidably supported relation with said cam supporting surface of said slot, and wherein as said deflector moves it rotates about a fixed pivot at said lineal edge and said second sheet supporting surface is a smooth continuation of said transition surface.
- 31. A device for supporting moving paper sheets, said sheets moving in a sheet direction along a sheet path on said device comprising:
- a plate member, a deflector member and a spring;
- wherein said plate member comprises in cross section a generally planar first supporting surface in said sheet path, said plate member further comprising in cross section a transition surface in said sheet path, said transition surface being a smooth continuation of said first surface in said sheet direction, said transition surface extending at an acute angle relative to said first surface;
- wherein said deflector member comprises in cross section a generally planar second sheet supporting surface in said sheet path, and a first finger portion bounded in cross section by said second sheet supporting surface and tapered to a point; and
- wherein said spring operatively connects said plate member and said deflector member, and wherein said spring enables said second supporting surface to angularly move in a range relative to said first supporting surface and biases said point to engage said transition surface in smooth continuous relation in said sheet direction throughout said range of angular movement.
CROSS-REFERENCE TO RELATED APPLICATION
This Application is a continuation-in-part of U.S. Ser. No. 08/004,829 filed Jan. 15, 1993, now U.S. Pat. No. 5,422,467 the disclosure of which is incorporated herein by reference.
US Referenced Citations (5)
Foreign Referenced Citations (2)
Number |
Date |
Country |
252545 |
Dec 1985 |
JPX |
407878 |
Sep 1966 |
CHX |
Continuation in Parts (1)
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Number |
Date |
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Parent |
04829 |
Jan 1993 |
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