US3709492A - Sorting apparatus - Google Patents

Sorting apparatus Download PDF

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Publication number
US3709492A
US3709492A US00146330A US3709492DA US3709492A US 3709492 A US3709492 A US 3709492A US 00146330 A US00146330 A US 00146330A US 3709492D A US3709492D A US 3709492DA US 3709492 A US3709492 A US 3709492A
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US
United States
Prior art keywords
sheet
sorting
horizontal
conveyor means
trays
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US00146330A
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English (en)
Inventor
A Baker
W Brant
C Danielson
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Xerox Corp
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Xerox Corp
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Publication date
Application filed by Xerox Corp filed Critical Xerox Corp
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H39/00—Associating, collating, or gathering articles or webs
    • B65H39/10—Associating articles from a single source, to form, e.g. a writing-pad
    • B65H39/115—Associating articles from a single source, to form, e.g. a writing-pad in juxtaposed carriers

Definitions

  • each of the trays At the inlet side of each of the trays is a movable sheet deflection gate which is pivotally supported and solenoid actuated in response to a control signal to route sheet material carried by the horizontal conveyor downwardly into a selected one of the trays.
  • a separate drive is associated with each of the horizontal conveyors and a double acting clutch mechanism is associated with conveyors so that each of the modular assemblies may be operative to drive pinch rolls at the inlet of the sorting apparatus in the event that a drive becomes inoperative.
  • the horizontal conveyors are supported in a pivotable cover to facilitate the clearance of paper jams along the sheet path.
  • This invention relates to apparatus for sorting documents and more particularly to a high speed modular type apparatus capable of sorting documents along alternate routes in a greatly improved fashion.
  • Sorters for copying machines are of several types.
  • One type shifts copy receiving trays arranged in columns relative to a fixed sheet feed path as described, for example, in US. Pat. No. 3,372,922.
  • Another type feeds copy sheets to a plurality of modular assemblies in a serial fashion as described, for example, in US. Pat. No. 3,484,101.
  • With the advent of high speed copier machines where paper jams become more frequent it is desirable to simplify the routing of the copy sheet material and to facilitate the transport thereof to minimize the occurrence of paper jams.
  • lt is a further object of the present invention to improve the construction ofmodular sorting apparatus.
  • FlG. l is a perspective view of a copying machine incorporating a sorting apparatus according to the present invention.
  • FIG. 2 is an isometric view of the exterior of the sorting apparatus
  • FIG. 3 is a front sectional view of the sorting apparatus
  • FlG. 3a is a front view of the sorting apparatus with cover open illustrating certain details of the latch assembly
  • FIG. 4 is an isometric view of the drive mechanism of the sorting apparatus
  • FlGS. 5 and 6 are end and front sectional views of the trays and stacking control apparatus
  • FIGS. 7a through 7d are front views illustrating sequential operation ofthe stacking control apparatus
  • FlG. 9 is a circuit diagram of the motor circuit ofthe control circuitry.
  • FIG. I For a general understanding of reproduction apparatus with which the present invention may be incorporated, reference is made to FIG. I wherein various components of a typical electrostatic printer system are illustrated. lt should be understood, however, that any type of printer system could be used with the present invention and not necessarily the printer system described herein.
  • the printer system is of the xerographic type and is generally designated with the reference numeral 10.
  • a light image of an original to be reproduced is projected onto the sensitized surface of a xerographic plate to form an electrostatic latent image.
  • the latent image is developed with toner material to form a xerographic powder image corresponding to the latent image on the plate surface.
  • the powder image is then electrostatically transferred to a record material such as a sheet or web of paper or the like to which it may be fused by a fusing device whereby the powder image is caused permanently to adhere to the surface of the record material.
  • the xerographic processor indicated by the reference numeral 11 is arranged as a self-contained unit having all ofits processing stations located in a unitary enclosure or cabinet.
  • the printer system includes an exposure station at which a light radiation pattern of a document to be reproduced is positioned on a glass platen 12 for projection onto a photoconductive surface in the form ofa xerographic belt 13.
  • lmaging light rays from the document as flash illuminated by lamps 18 are projected by a first mirror 20 and a projection lens 21 and another mirror 23 onto the belt 13 at the focal plane for the lens 21 at a position indicated by the dotted line 25.
  • the side of the cabinet is formed with an enlarged rectangular opening to permit the projection of image light rays from the lens 21 to the mirror 23.
  • the cabinet supporting the document plane is formed with a corresponding rectangular opening that mates with the opening in the printer cabinet when the two cabinets are operatively joined together for copy/duplicating purposes.
  • Suitable light-type gaskets may be utilized adjacent the exterior of each opening in the cabinets in order to minimize the leakage of unwanted extraneous light.
  • the xerographic belt 13 is mounted for movement around three parallel arranged rollers 27 suitably mounted in the frame of processor 11.
  • the sheet is moved in synchronism with the movement of the belt during transfer of the developed image.
  • the sheet of paper is conveyed to a fusing station where a fuser device 31 is positioned to receive the sheet of paper for fusing the powder thereon.
  • the sheet is conveyed through an opening in the cabinet to a sorting apparatus 32 for distributing into trays or bins in a manner as will be described more fully hereinafter.
  • the sheets are separated from the stack and fed from the top of the stack by means of a separator roll device 33 and timed sequence of the movement of the developed images on the belt 13.
  • the printer system may be operated in conjunction with a roll converter unit indicated by the reference numeral 35.
  • the roll converter unit 35 is adapted to convert a relatively large roll of paper 36 into various sizes of sheets of paper by means of a cutter device 37 and a suitable control system (not shown) arranged to control cutting and feeding of the individual sheets into operative cooperation is assured between the various units operating with the printer system by the physical association of the cabinets for the units and the matching openings which enable full cooperation of the imaging light rays and sheet transport path between the units.
  • locking clamps may be provided on all the units for preventing the inadvertent movement of such units during use and interlocks which is an alignment device may be utilized on each unit for ensuring upper alignment and to terminate or suspend operation in the event misalignment or separation of the units occur.
  • interlocks which is an alignment device may be utilized on each unit for ensuring upper alignment and to terminate or suspend operation in the event misalignment or separation of the units occur.
  • each of the units provided with caster wheels and locking brakes thereby aiding in the movement of the units into and out of cooperative engagement.
  • the sheets pass through guides 63 to a pair of pinch rolls 65 and 67 which direct their travel to a horizontal transport 69 which is made up ofa plurality of horizontal driving belts 71 which are above the sheet path and free wheeling rollers 37 positioned below the sheet path.
  • rollers 73 Above rollers 73 are rollers 74 which are positioned within belts 71 and are spring loaded downward to ensure proper traction between the belts and sheets being transported.
  • the sheets traveling on the horizontal belts are deflected downward into an appropriate tray by fingers or gates 76 actuated into the sheet path by an associated solenoid in accordance with the control logic.
  • the control logic is triggered by the passage of a sheet from the horizontal transport into a tray which causes the breaking of the light beam between a light source 78 and a photo-transistor 80.
  • the breaking and then re-establishment of the light beam results in the open gate closing and the next gate opening which continues until the last copy is received in the appropriate sorting assembly.
  • the upper sorting assembly 53 includes a transport made up of horizontal belts 117 which moves above the sheet path and free wheeling rollers 119 positioned below the sheet path. Above rollers 119 are rollers 121 which are positioned in belts 117 to ensure proper traction as in the case of rollers 74. Fingers or gate members 123 serve to deflect the copy sheets into the bins or trays when actuated by the control logic which includes a light source 125 and phototransistor 127.
  • a vertical transport 129 made up of vertical belts 131 which moves against rollers 133.
  • the vertical transport 129 receives the sheets when solenoid actuated sheet deflector 135 is positioned so as to direct the sheet upwardly in accordance with control logic as will be described hereinafter.
  • Horizontal belts 71 are received and supported in a pivotable cover 137 connected to the frame by one or more hinges 139.
  • horizontal belts 117 are received in and supported by a pivotable cover 141 connected to the frame by one or more hinges 139.
  • Torsion springs 143 extend along the length of covers 137 and 141 and serve to facilitate raising of the covers. 1n the event that a jam occurs in the vertical transport-129, a hinged cover 145 is provided for easy access to the transport path.
  • a latch assembly 147 including spring biased pins 149 serves to maintain each of the covers 137 and 141 in a raised position to prevent inadvertent closing on the hand of an operator.
  • Handle 151 operates to retract the spring biased pins for closing of the covers.
  • Sheets may be sorted by either the lower sorting assembly 55 or the upper sorting assembly 53 or both together for long runs.
  • the lower sorting assembly in cludes a drive motor 153 which drives transport belts 71 through a timing belt 155 (FlG. 4).
  • Transport belts 71 drive gears 157, 159 which, in turn, drive pinch rolls 67 through a timing belt 161 which is mounted on a pulley 163 driving shaft 165 carrying the pinch rolls 67.
  • a spring 169 connected to the frame and a link member 201 maintains proper belt tensioning during operating conditions.
  • the pinch rolls 67 desirably are driven at a speed or rate slightly lower than the speed at which the belts 71 are moving so that the paper is pulled smoothly along its transport path rather than being pushed orjerked.
  • Upper sorting assembly 53 includes a drive motor 167 which drives the transport belts 117 through a timing belt 209.
  • Transport belts 117 in turn, drive transport belts 131 through a timing belt 211 mounted on pulleys 213 and 214 and a belt 203 which is mounted on pulleys 215 and 216 which serve to drive shaft 217 drivingly connected to the belts 131.
  • belt 203 is able to flex when belts 117 and cover 141 are raised above the sheet path.
  • a spring 205 connected to link 207 maintains proper belt tension for accomplishing the desired drive operation.
  • a shaft 219 which is at the lower extent of the transport belts 131 is drivingly connected to a pinch roll 67 through an O ring 221 which is received on a pulley 223 mounted on a shaft 225 which carries gear 227 which meshes with a gear 229 mounted on a shaft 165.
  • the driving mechanism described above enables the vertical transport to be driven by motor 167, and pinch rolls 67 to be driven through the upper or lower sorting assemblies by motors 153 and 167, respectively.
  • a pair of overrunning clutches 231 and 233 are mounted on shaft 165.
  • the shaft 165 may then be driven through either the upper sorting assembly drive motor or the lower sorting assembly drive motor.
  • clutch 231 is in driving relation that clutch 233 overruns and vice versa.
  • the pinch rolls 65 and 67 may be operated to provide alternate sorting paths into the two sorting assemblies.
  • drive motor 153 becomes inoperative, the pinch rolls are driven by drive motor 167 through clutch 233.
  • the transport belts may be moved out of the sheet path to remove sheet jams expeditiously.
  • the stacking control apparatus 250 Associated with each of the trays 59 is a stacking control apparatus 250 which serves to ensure that the sheets when received in a tray do not bounce to interrupt the light beam and assures proper stacking alignment of the sheets.
  • the stacking control apparatus comprises a roller assembly 251 which includes an X- shaped frame 253 with loop portions 255 engaging wire framework 57. Suspended from X-shaped frame 253 is a roller member 257. It will be noted that the configuration offrame 253 is such that a crimped or offset portion 259 is located in the vicinity of roller member 257 to enable sheets to enter tangentially to the roller. By this structure the sheet acceleration is controlled to prevent bouncing ofthe sheets offthe tray bottom back into the light beam.
  • the sheets are aligned in the trays to form desirable stacks.
  • a plurality of hanging wire devices 265 which serve to retard the velocity of an incoming sheet and further compress the top of the stack being formed in its tray.
  • pairs of hanging wire devices are suspended from framework 57 symmetrically on each side of the sheet centerline.
  • each of the hanging wire devices has generally W.-shaped portions 267 and loop portions 269 for free pivoting on the framework as then are impacted by incoming sheets.
  • the hanging wire devices are easily mounted on the framework by virtue of loop portions 269 with the framework. It has been found that the hanging wire devices which are made of a conductive metal contribute to the dissipation of static electricity normally imparted to the sheets being transported along their path.
  • a description of the control circuitry for the sorting apparatus may best be understood in connection with the control panel of HG. 1a, the block diagram of FIG. 8, and the motor drive circuit of FIG. 9.
  • the mode of operation for the sorting apparatus is determined by pressing a one of switches S1, S2, or S3 on the control panel which then set a mode selector circuit 301 for upper sorting assembly 53, lower sorting assembly 55 or off condition, respectively. If S1 is closed an output from mode selector circuitry 301 is supplied to a motor logic circuit 303 which, in turn, supplies a signal 305 to a motor drive circuit 307 for energizing motor 167.
  • motor logic circuit 303 supplies a signal 309 to motor drive circuit 307 which operates to energize motor 153.
  • FIG. 9 illustrates the motor drive circuit in detail.
  • motor 153 has a traic Q1 and a power source 311 connected across its terminals and that motor 167 also has a triac Q2 and power source 311 connected across its terminals.
  • signal 309 serves to energize a relay K1 causing O1 to conduct which then provides a conductive path for power source 311 to cross motor 153.
  • signal 305 serves to energize relay K2 which causes O2 to conduct thereby enabling power to be placed across the terminals of motor 167.
  • motor logic circuit 303 provides a signal 313 to sheet deflector 135 at the entrance of the sorting apparatus to assure a sheet path consistent with the motor drive circuit.
  • the sheets are transported along their selected path and enter a first tray of the selected sorting assembly.
  • Phototransistors and 127 detect each sheet being deflected into its tray by fingers 76 and 123. respectively, and signal counters 315 and 317, respectively.
  • Counters 315 and 317 supply an input to decoders 319 and 321, respectively.
  • Decoders 319 and 321 serve to energize the selected solenoid driver of solenoid driver circuits 323 and 325, respectively, which, in turn, energize the proper solenoid of the solenoid matrix 327 and 329, respectively.
  • signals 330 from the processor which are taken from the pulsing of flash lamps 18 or any other suitable processor reference count are received by a counter 332 and signals 331 supplied to comparison circuits 333 and 335, respectively.
  • Comparison circuits 333 and 335 also receive signals from counters 315 and 317, respectively. If the counts of the processor and sorting assemblies agree, then reset signals 337 and 339 are supplied to counters 315 and 317, respectively.
  • a jam detection system of the control circuitry of the sorting apparatus enables detecting different types of jams which may occur while the sheet is on a belt transport or upon entering a particular tray.
  • a jam detection circuit 345 serves to detect jams in the vicinity of the trays by timing the duration of signals 349 and 351 supplied by phototransistors 80 and 127, respectively.
  • Jam detection circuit 345 supplies a signal 347 to motor logic circuit 303 to de-energize whichever motor is in operation at the time. If a jam occurs while the sheet is on the transport belts, then a timing signal 353 supplied from a sensor 355 (FIG. 3) located at the entrance of the sorting apparatus is received by the jam detection circuit 345 and compared with signals 349 and 351. In this manner, jams are detected both during the transport of the sheets on the belts as well as in the vicinity of the trays as they are deflected by the fingers associated therewith.
  • counters 315 and 317 are interrogated by jam detection circuit 345 at the completion of the run to ascertain if all sheets were actually received in the trays.
  • jam detection circuit 345 By this arrangement if a last sheet has not been received a count will remain and as a result ajam signal 347 supplied to motor logic circuit 303 for de-energizing the appropriate sorting assembly.
  • Sorting apparatus comprising:
  • first and second sorting assemblies including sheet conveyor means positioned in overlying relationship to the base frame
  • said first and second sorting assemblies each including a frame work defining substantially vertical trays connected in series along a horizontal path and sheet deflecting gate means positioned at the inlet side of an associated tray to direct sheets transported downwardly into said tray,
  • transport means positioned at the inlet of said sorting assemblies in driving relationship with each of said sheet conveyor means
  • said sheet conveyor means includes drive motor which operate alternatively and consecutively depending upon the length ofa sorting run.
  • Sorting apparatus comprising:
  • first and second sorting assemblies including horizontal sheet conveyor means positioned in overlying relationship to the base frame,
  • said first and second sorting assemblies each including the framework defining substantially vertical trays connected in series along a horizontal path in overlying relationship to said horizontal sheet conveyor means and sheet deflection gates positioned at the inlet side of an associated tray and operative to direct sheets into said tray, vertical sheet conveyor means extending between said horizontal sheet conveyor means and connected in driving relationship to a one of them,

Landscapes

  • Collation Of Sheets And Webs (AREA)
  • Separation, Sorting, Adjustment, Or Bending Of Sheets To Be Conveyed (AREA)
  • Pile Receivers (AREA)
US00146330A 1971-05-24 1971-05-24 Sorting apparatus Expired - Lifetime US3709492A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14633071A 1971-05-24 1971-05-24

Publications (1)

Publication Number Publication Date
US3709492A true US3709492A (en) 1973-01-09

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ID=22516880

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Application Number Title Priority Date Filing Date
US00146330A Expired - Lifetime US3709492A (en) 1971-05-24 1971-05-24 Sorting apparatus

Country Status (13)

Country Link
US (1) US3709492A (fr)
AR (1) AR194366A1 (fr)
AU (1) AU457968B2 (fr)
BE (1) BE783854A (fr)
BR (1) BR7203253D0 (fr)
CA (1) CA968300A (fr)
CH (1) CH555198A (fr)
DE (1) DE2220791C3 (fr)
ES (1) ES403108A1 (fr)
FR (1) FR2138909B1 (fr)
GB (1) GB1365399A (fr)
IT (1) IT955692B (fr)
NL (1) NL7206638A (fr)

Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3871643A (en) * 1972-12-04 1975-03-18 Xerox Corp Sorter control
US3926428A (en) * 1971-07-28 1975-12-16 Seaco Computer Display Inc Sheet feeding apparatus
US3936180A (en) * 1973-01-04 1976-02-03 Xerox Corporation Xerographic apparatus with sample print capabilities
US3973769A (en) * 1974-12-09 1976-08-10 Xerox Corporation Compact sorting apparatus
US3977667A (en) * 1974-12-09 1976-08-31 Xerox Corporation Sorting apparatus
US3998450A (en) * 1973-03-09 1976-12-21 Xerox Corporation Sorting apparatus
US4003569A (en) * 1975-11-28 1977-01-18 International Business Machines Corporation Last copy detection
US4017170A (en) * 1972-04-13 1977-04-12 Canon Kabushiki Kaisha Electrophotographic device
JPS5497114A (en) * 1977-12-28 1979-08-01 Ruenzi Kurt Sheet arranging and sorting device
US4179115A (en) * 1975-04-15 1979-12-18 Kurt Ruenzi Sheet feeding and collating apparatus
US4190247A (en) * 1974-03-28 1980-02-26 Xerox Corporation Sheet receiving apparatus
DE3010788A1 (de) * 1979-05-03 1980-11-13 Xerox Corp Kopienablagekorb
US4290596A (en) * 1979-06-29 1981-09-22 International Business Machines Corporation Carriage bin synchronization for dual mode collator
US4299382A (en) * 1978-10-06 1981-11-10 Canon Kabushiki Kaisha Sheet sorting and stacking apparatus
EP0063470A1 (fr) * 1981-04-15 1982-10-27 Xerox Corporation Appareil de collation et procédé de collationnement de feuilles en paquets
US4370052A (en) * 1979-04-19 1983-01-25 Canon Kabushiki Kaisha Copying apparatus with detachable sorter
US4501418A (en) * 1981-02-24 1985-02-26 Tokyo Shibaura Denki Kabushiki Kaisha Stacking device for paper sheets
DE3535790A1 (de) * 1984-10-22 1986-04-24 Xerox Corp., Rochester, N.Y. Blatteinfuehrvorrichtung zur verwendung mit einem kopier/sortiersystem
US4718660A (en) * 1985-10-09 1988-01-12 Daboub Henry A Anti-jamming means for a pocket of a mail sort machine
US4741524A (en) * 1986-03-18 1988-05-03 Xerox Corporation Sorting apparatus
US5104117A (en) * 1988-01-15 1992-04-14 Emf Corporation Paper sheet sorting apparatus
US5109987A (en) * 1989-12-04 1992-05-05 National Presort, Inc. Multi-level sort machine
US5137270A (en) * 1990-10-31 1992-08-11 Xerox Corporation Customer installable bypass sheet transport with cover assembly and locating springs
USRE34330E (en) * 1985-10-09 1993-08-03 Anti-jamming means for a pocket of a mail sort machine
US5582087A (en) * 1990-06-11 1996-12-10 Roll Systems, Inc. High speed sheet feeder
US5751298A (en) * 1990-06-11 1998-05-12 Roll Systems, Inc. System and method for directly feeding paper to printing devices
US20100007085A1 (en) * 2008-07-09 2010-01-14 Siemens Energy & Automation, Inc. Mail Sorting Machine with Improved Diverter Panel

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3372922A (en) * 1966-09-29 1968-03-12 Norfin Sheet conveyor mechanism
US3618936A (en) * 1969-10-31 1971-11-09 Xerox Corp Jam detection system for sorting apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2492386A (en) * 1945-05-04 1949-12-27 Ditto Inc Sheet sorting device
LU54335A1 (fr) * 1966-08-25 1968-03-25
US3638937A (en) * 1969-10-01 1972-02-01 Minnesota Mining & Mfg Collator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3372922A (en) * 1966-09-29 1968-03-12 Norfin Sheet conveyor mechanism
US3618936A (en) * 1969-10-31 1971-11-09 Xerox Corp Jam detection system for sorting apparatus

Cited By (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3926428A (en) * 1971-07-28 1975-12-16 Seaco Computer Display Inc Sheet feeding apparatus
US4017170A (en) * 1972-04-13 1977-04-12 Canon Kabushiki Kaisha Electrophotographic device
US3871643A (en) * 1972-12-04 1975-03-18 Xerox Corp Sorter control
US3936180A (en) * 1973-01-04 1976-02-03 Xerox Corporation Xerographic apparatus with sample print capabilities
US3998450A (en) * 1973-03-09 1976-12-21 Xerox Corporation Sorting apparatus
US4190247A (en) * 1974-03-28 1980-02-26 Xerox Corporation Sheet receiving apparatus
US3973769A (en) * 1974-12-09 1976-08-10 Xerox Corporation Compact sorting apparatus
US3977667A (en) * 1974-12-09 1976-08-31 Xerox Corporation Sorting apparatus
US4179115A (en) * 1975-04-15 1979-12-18 Kurt Ruenzi Sheet feeding and collating apparatus
US4003569A (en) * 1975-11-28 1977-01-18 International Business Machines Corporation Last copy detection
JPS5497114A (en) * 1977-12-28 1979-08-01 Ruenzi Kurt Sheet arranging and sorting device
US4299382A (en) * 1978-10-06 1981-11-10 Canon Kabushiki Kaisha Sheet sorting and stacking apparatus
US4370052A (en) * 1979-04-19 1983-01-25 Canon Kabushiki Kaisha Copying apparatus with detachable sorter
DE3010788A1 (de) * 1979-05-03 1980-11-13 Xerox Corp Kopienablagekorb
US4290596A (en) * 1979-06-29 1981-09-22 International Business Machines Corporation Carriage bin synchronization for dual mode collator
US4501418A (en) * 1981-02-24 1985-02-26 Tokyo Shibaura Denki Kabushiki Kaisha Stacking device for paper sheets
EP0063470A1 (fr) * 1981-04-15 1982-10-27 Xerox Corporation Appareil de collation et procédé de collationnement de feuilles en paquets
US4368972A (en) * 1981-04-15 1983-01-18 Xerox Corporation Very high speed duplicator with finishing function
DE3535790A1 (de) * 1984-10-22 1986-04-24 Xerox Corp., Rochester, N.Y. Blatteinfuehrvorrichtung zur verwendung mit einem kopier/sortiersystem
US4602776A (en) * 1984-10-22 1986-07-29 Xerox Corporation Insertion apparatus for use with copier/sorter system
USRE34330E (en) * 1985-10-09 1993-08-03 Anti-jamming means for a pocket of a mail sort machine
US4718660A (en) * 1985-10-09 1988-01-12 Daboub Henry A Anti-jamming means for a pocket of a mail sort machine
US4741524A (en) * 1986-03-18 1988-05-03 Xerox Corporation Sorting apparatus
US5104117A (en) * 1988-01-15 1992-04-14 Emf Corporation Paper sheet sorting apparatus
US5109987A (en) * 1989-12-04 1992-05-05 National Presort, Inc. Multi-level sort machine
US5582087A (en) * 1990-06-11 1996-12-10 Roll Systems, Inc. High speed sheet feeder
US5751298A (en) * 1990-06-11 1998-05-12 Roll Systems, Inc. System and method for directly feeding paper to printing devices
US5818470A (en) * 1990-06-11 1998-10-06 Crowley; H. W. System and method for directly feeding paper to printing devices
US5137270A (en) * 1990-10-31 1992-08-11 Xerox Corporation Customer installable bypass sheet transport with cover assembly and locating springs
US20100007085A1 (en) * 2008-07-09 2010-01-14 Siemens Energy & Automation, Inc. Mail Sorting Machine with Improved Diverter Panel
US7942415B2 (en) * 2008-07-09 2011-05-17 Siemens Industry, Inc. Mail sorting machine with improved diverter panel

Also Published As

Publication number Publication date
CH555198A (de) 1974-10-31
DE2220791C3 (de) 1979-08-30
FR2138909B1 (fr) 1973-07-13
AU457968B2 (en) 1975-02-13
AR194366A1 (es) 1973-07-13
CA968300A (en) 1975-05-27
BR7203253D0 (pt) 1973-05-03
FR2138909A1 (fr) 1973-01-05
DE2220791B2 (de) 1979-01-04
IT955692B (it) 1973-09-29
GB1365399A (en) 1974-09-04
NL7206638A (fr) 1972-11-28
AU4263472A (en) 1974-01-03
BE783854A (fr) 1972-11-24
ES403108A1 (es) 1975-04-16
DE2220791A1 (de) 1972-11-30

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