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US 5,207,495 AGranted
Graphic arts light box
AssigneeVemco Corporation
InventorArthur G. Ahlstone
Life of this patent
Estimating the term…
Abstract
A graphic arts work center comprising a box having a bottom wall, upright side walls, and an associated frame; a light diffuser plate carried by the frame to overlie the bottom wall and define therewith an illumination space; illumination structure in the space to illuminate the underside of the diffuser plate; and a cover retained by the box to overlie the plate and to be upwardly removable to expose the plate for transmitting light to work placed over the plate; the box having auxiliary receptacle structure for storage of equipment usable in conjunction with use of the work placed over the plate.
Claims22
A graphic arts work center comprising
- a) a box having a bottom wall, upright side walls, and an associated frame,
- b) a light diffuser plate carried by the frame to overlie the bottom wall and define therewith an illumination space,
- c) illumination means in said space to illuminate the underside of the diffuser plate,
- d) and a cover retained by the box to overlie said plate and to be upwardly removable to expose said plate for transmitting light to work placed over the plate,
- e) the box having auxiliary receptacle means for storage of equipment usable in conjunction with use of said work placed over the plate,
- f) and wherein said frame has associated grooving,
- g) the edge of the cover being held in said grooving by retaining means.
4 more elements
A graphic arts work center comprising
- a) a box having a bottom wall, upright side walls, and an associated frame,
- b) a light diffuser plate carried by the frame to overlie the bottom wall and define therewith an illumination space,
- c) illumination means in said space to illuminate the underside of the diffuser plate,
- d) and a cover retained by the fox to overlie said plate and to be upwardly removable to expose said plate for transmitting light to work placed over the plate,
- e) the box having auxiliary receptacle means for storage of equipment usable in conjunction with use of said work placed over the plate,
- f) and wherein said frame has grooving to compressively and removably receive edge portions of the cover.
3 more elements
A graphic arts work center comprising
- a) a box having a bottom wall, upright side walls, and an associated frame,
- b) a light diffuser plate carried by the frame to overlie the bottom wall and define therewith an illumination space,
- c) illumination means in said space to illuminate the underside of the diffuser plate,
- d) and a cover retained by the box to overlie said plate and to be upwardly removable to expose said plate for transmitting light to work placed over the plate,
- e) the box having auxiliary receptacle means for storage of equipment usable in conjunction with use of said work placed over the plate,
- f) and wherein said frame is rectangular and defines first grooving facing laterally for receiving rectangular peripheral portions of said plate, the frame also defining second grooving facing upwardly for compressively and removably receiving peripheral edge portions of the cover.
3 more elements
The combination of claim wherein said illumination means includes elongated fluorescent bulb means extending in said illumination space, and a light reflector extending in said space in proximity to said bottom wall to face the diffuser plate for reflecting light from said bulb means toward that plate.
A graphic arts work center comprising
- a) a box having a bottom wall, upright side walls, and an associated frame,
- b) a light diffuser plate carried by the frame to overlie the bottom wall and define therewith an illumination space,
- c) illumination means in said space to illuminate the underside of the diffuser plate,
- d) and a cover retained by the box to overlie said plate and to be upwardly removable to expose said plate for transmitting light to work placed over the plate,
- e) the box having auxiliary receptacle means for storage of equipment usable in conjunction with use of said work placed over the plate,
- f) and including a U-shaped handle having parallel arms extending adjacent opposite ends of the box, and a cross-piece extending at a side of the box, said handle forming with the box an open grip space.
3 more elements
A graphic arts work center comprising
- a) a box having a bottom wall, upright side walls, and an associated frame,
- b) a light diffuser plate carried by the frame to overlie the bottom wall and define therewith an illumination space,
- c) illumination means in said space to illuminate the underside of the diffuser plate,
- d) and a cover retained by the box to overlie said plate and to be upwardly removable to expose said plate for transmitting light to work placed over the plate,
- e) the box having auxiliary receptacle means for storage of equipment usable in conjunction with use of said work placed over the plate,
- f) said frame being rectangular and defining grooving receiving peripheral portions of said plate,
- g) and wherein said side walls have frame-supporting structure, and including attachment means removably attaching the frame to said supporting structure to allow frame and plate upward removal, thereby providing access to the illumination means in said illuminating space for adjustment or replacement of said illumination means.
4 more elements
A graphic arts work center comprising
- a) a box having a bottom wall, upright side walls, and an associated frame,
- b) a light diffuser plate carried by the frame to overlie the bottom wall and define therewith an illumination space,
- c) illumination means in said space to illuminate the underside of the diffuser late,
- d) and a cover retained by the box to overlie said plate and to be upwardly removable to expose said plate for transmitting light to work placed over the plate,
- e) the box having auxiliary receptacle means for storage of equipment usable in conjunction with use of said work placed over the plate,
- f) said receptacle means including at least one of the following:
- x.sub.1) a tool receptacle at one side of the box,
- x.sub.2) an electrical power cord receptacle at one side of the box,
- g) and including a handle movably attached to the box and protectively extending over at least one of said x.sub.1) and x.sub.2) receptacles.
6 more elements
A graphic arts work center comprising
- a) a box having a bottom wall, upright side walls, and an associated frame,
- b) a light diffuser plate carried by the frame to overlie the bottom wall and define therewith an illumination space,
- c) illumination means in said space to illuminate the underside of the diffuser plate,
- d) and a cover retained by the box to overlie said plate and to be upwardly removable to expose said plate for transmitting light to work placed over the plate,
- e) the box having auxiliary receptacle means for storage of equipment usable in conjunction with use of said work placed over the plate,
- f) said receptacle means including at least one of the following:
- x.sub.1) a tool receptacle at one side of the box,
- x.sub.2) an electrical power cord receptacle at one side of the box,
- g) said x.sub.1) and x.sub.2) receptacles located at one side of the box,
- h) and including a handle pivotally attached to the box and protectively extending over both of said x.sub.1) and x.sub.2) receptacles.
7 more elements
A graphic arts work center comprising
- a) a box having a bottom wall, upright side walls, and an associated frame,
- b) a light diffuser plate carried by the frame to overlie the bottom wall and define therewith an illumination space,
- c) illumination means in said space to illuminate the underside of the diffuser plate,
- d) and a cover retained by the box to overlie said plate and to be upwardly removable to expose said plate for transmitting light to work placed over the plate,
- e) the box having auxiliary receptacle means for storage of equipment usable in conjunction with use of said work placed over the plate,
- f) said frame being rectangular and defining first grooving facing laterally for receiving rectangular peripheral portions of said plate, the frame also defining second grooving facing upwardly for compressively and removably receiving peripheral edge portions of the cover,
- g) and wherein the cover includes a wall extending over the diffuser plate, and a skirt defining said peripheral edge portions of the cover, there being storage space between said cover wall and said diffuser plate, inwardly of said skirt.
4 more elements
A graphic arts work center comprising
- a) a box having a bottom wall, upright side walls, and an associated frame,
- b) a light diffuser plate carried by the frame to overlie the bottom wall and define therewith an illumination space,
- c) illumination means in said space to illuminate the underside of the diffuser plate,
- d) and a cover retained by the box to overlie said plate and to be upwardly removable to expose said plate for transmitting light to work placed over the plate,
- e) the box having auxiliary receptacle means for storage of equipment usable in conjunction with use of said work placed over the plate,
- f) said frame being rectangular and defining first grooving facing laterally for receiving rectangular peripheral portions of said plate, the frame also defining second grooving facing upwardly for compressively and removably receiving peripheral edge portions of the cover,
- g) and wherein the box defines a re-entrant ledge below the top levels of the box side walls, and located inwardly of said side walls, the frame supported by said ledge and removably attached thereto.
4 more elements
Dependencies are inferred from the claim text.