US3198104A — Portable photocopying apparatus

Claim 1

Independent Claim 227 words

A PORTABLE PHOTOCOPYING APPARATUS COMPRISING A CARRYING CASE HAVING A MAIN FRAME IN THE SHAPE OF AN OPEN-TOPPED BOX WITH A FLAT BOTTOM AND WALLS PERPENDICULAR THERETO INCLUDING A FRONT AND A REAR WALL, AND A TOP FOR THE MAIN FRAME, THE MAIN FRAME OF THE BOX ALSO BEING THE MAIN FRAME OF THE APPARATUS; MEANS POSITIONED NEAR SAID FRONT WALL FOR PHOTOGRAPHICALLY EXPOSING A SENSITIZED SHEET; MEANS POSITIONED NEAR SAID REAR WALL FOR STORING PROCESSING SOLUTION, A TRAY FOR HOLDING PROCESSING SOLUTION WHEN THE APPARATUS IS POSITIONED WITH THE BOTTOM OF THE MAIN FRAME DOWNWARD FOR THE IMMERSION IN THE SOLUTION OF THE EXPOSED SHEET AND A TRANSFER SHEET, SAID TRY BEING POSITIONED INTERMEDIATE SAID PHOTOGRAPHIC MEANS AND SAID STORING MEANS; MEANS FOR PRESSING THE TWO SHEETS TOGETHER AFTER IMMERSION TO EFFECT DIFFUSION TO THE TRANSFER SHEET; MEANS FOR THE GRAVITY FLOW OF PROCESSING SOLUTION FROM THE STORING MEANS TO THE TRY WHEN THE APPARATUS IS POSITIONED WITH THE BOTTOM OF THE MAIN FRAME DOWNWARD AND FROM THE TRAY TO THE STORING MEANS WHEN THE APPARATUS IS ROTATED NINETY DEGREES IN A PARTICULAR DIRECTION; MEANS FOR SEALING STORED PROCESSING SOLUTION FROM THE ATMOSPHERE; AND SAID FRONT WALL BEING EXTERNALLY PROVIDED WITH A HANDLE FOR CARRYING THE APPARATUS, WHEREBY, WHEN THE APPARATUS IS SUSPENDED BY THE HANDLE, THE REAR WALL IS THE LOWEST PART OF THE APPARATUS.

Claim 2

Dependent Claim 227 words

A PORTABLE PHOTOCOPYING APPARATUS COMPRISING A CARRYING CASE HAVING A MAIN FRAME IN THE SHAPE OF AN OPEN-TOPPED BOX WITH A FLAT BOTTOM AND WALLS PERPENDICULAR THERETO INCLUDING A FRONT AND A REAR WALL, AND A TOP FOR THE MAIN FRAME, THE MAIN FRAME OF THE BOX ALSO BEING THE MAIN FRAME OF THE APPARATUS; MEANS POSITIONED NEAR SAID FRONT WALL FOR PHOTOGRAPHICALLY EXPOSING A SENSITIZED SHEET; MEANS POSITIONED NEAR SAID REAR WALL FOR STORING PROCESSING SOLUTION, A TRAY FOR HOLDING PROCESSING SOLUTION WHEN THE APPARATUS IS POSITIONED WITH THE BOTTOM OF THE MAIN FRAME DOWNWARD FOR THE IMMERSION IN THE SOLUTION OF THE EXPOSED SHEET AND A TRANSFER SHEET, SAID TRY BEING POSITIONED INTERMEDIATE SAID PHOTOGRAPHIC MEANS AND SAID STORING MEANS; MEANS FOR PRESSING THE TWO SHEETS TOGETHER AFTER IMMERSION TO EFFECT DIFFUSION TO THE TRANSFER SHEET; MEANS FOR THE GRAVITY FLOW OF PROCESSING SOLUTION FROM THE STORING MEANS TO THE TRY WHEN THE APPARATUS IS POSITIONED WITH THE BOTTOM OF THE MAIN FRAME DOWNWARD AND FROM THE TRAY TO THE STORING MEANS WHEN THE APPARATUS IS ROTATED NINETY DEGREES IN A PARTICULAR DIRECTION; MEANS FOR SEALING STORED PROCESSING SOLUTION FROM THE ATMOSPHERE; AND SAID FRONT WALL BEING EXTERNALLY PROVIDED WITH A HANDLE FOR CARRYING THE APPARATUS, WHEREBY, WHEN THE APPARATUS IS SUSPENDED BY THE HANDLE, THE REAR WALL IS THE LOWEST PART OF THE APPARATUS.

Claim 3

Dependent Claim 210 words

IN A PORTABLE DIFFUSION TRANSFER PROCESS COPYING APPARATUS COMPRISING A CARRYING CASE WHICH IS PART THEREOF, A CONTAINER FOR DIFFUSION TRANSFER PROCESSING SOLUTION, ONE PART OF THE CONTAINER BEING A PROCESSING TRAY AND AN ADJACENT PART OF THE CONTAINER BEING A RESERVOIR, AT LEAST ONE PASSAGE COMMUNICATING BETWEEN THE TWO PARTS OF THE CONTAINER TO PERMIT RAPID FLOW OF SAID PROCESSING SOLUTION THEREBETWEEN, THE RELATIVE POSITIONS OF THE TWO PARTS OF THE CONTAINER BEING SUCH THAT PROCESSING SOLUTION THEREIN OCCUPIES BOTH PARTS WHEN THE CASE IS ORIENTED IN A PARTICULAR MANNER AND FLOWS INTO THE RESERVOIR PART WHEN THE CASE IS ORIENTED IN ANOTHER PARTICULAR MANNER, A STORAGE POUCH FOR PROCESSING SOLUTION BEING PROVIDED IN COMMUNICATION WITH SAID RESERVOIR PART OF THE CONTAINER BY MEANS OF A FLEXIBLE TUBE, THE RELATIVE POSITIONS OF SAID RESERVOIR AND SAID STORAGE POUCH BEING SUCH THAT PROCESSING SOLUTION FLOWS FROM THE STORAGE POUCH TO THE RESERVOIR WHEN THE CASE IS ORIENTED IN THE FIRST MENTIONED MANNER AND FROM THE RESERVOIR TO THE STORAGE POUCH WHEN THE CASE IS ORIENTED IN THE SECOND MENTIONED MANNER, AND MEANS INCLUDING A VALVE OPERABLE FROM THE OUTSIDE OF THE CARRYING CASE FOR CHOKING THE TUBE AND OPERABLE FROM THE INSIDE OF THE CARRYING CASE FOR UNCHOKING THE TUBE.

Claim 4

Dependent Claim 210 words

IN A PORTABLE DIFFUSION TRANSFER PROCESS COPYING APPARATUS COMPRISING A CARRYING CASE WHICH IS PART THEREOF, A CONTAINER FOR DIFFUSION TRANSFER PROCESSING SOLUTION, ONE PART OF THE CONTAINER BEING A PROCESSING TRAY AND AN ADJACENT PART OF THE CONTAINER BEING A RESERVOIR, AT LEAST ONE PASSAGE COMMUNICATING BETWEEN THE TWO PARTS OF THE CONTAINER TO PERMIT RAPID FLOW OF SAID PROCESSING SOLUTION THEREBETWEEN, THE RELATIVE POSITIONS OF THE TWO PARTS OF THE CONTAINER BEING SUCH THAT PROCESSING SOLUTION THEREIN OCCUPIES BOTH PARTS WHEN THE CASE IS ORIENTED IN A PARTICULAR MANNER AND FLOWS INTO THE RESERVOIR PART WHEN THE CASE IS ORIENTED IN ANOTHER PARTICULAR MANNER, A STORAGE POUCH FOR PROCESSING SOLUTION BEING PROVIDED IN COMMUNICATION WITH SAID RESERVOIR PART OF THE CONTAINER BY MEANS OF A FLEXIBLE TUBE, THE RELATIVE POSITIONS OF SAID RESERVOIR AND SAID STORAGE POUCH BEING SUCH THAT PROCESSING SOLUTION FLOWS FROM THE STORAGE POUCH TO THE RESERVOIR WHEN THE CASE IS ORIENTED IN THE FIRST MENTIONED MANNER AND FROM THE RESERVOIR TO THE STORAGE POUCH WHEN THE CASE IS ORIENTED IN THE SECOND MENTIONED MANNER, AND MEANS INCLUDING A VALVE OPERABLE FROM THE OUTSIDE OF THE CARRYING CASE FOR CHOKING THE TUBE AND OPERABLE FROM THE INSIDE OF THE CARRYING CASE FOR UNCHOKING THE TUBE.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1968-08-02	1969-02-01	1969-08-03	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1972-08-02	1973-02-01	1973-08-03	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1976-08-02	1977-02-01	1977-08-03	$7700.00	Window Closed / Lapsed

Portable photocopying apparatus

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