US650410A - Feeding mechanism for postal canceling-machines. - Google Patents
Feeding mechanism for postal canceling-machines. Download PDFInfo
- Publication number
- US650410A US650410A US72667599A US1899726675A US650410A US 650410 A US650410 A US 650410A US 72667599 A US72667599 A US 72667599A US 1899726675 A US1899726675 A US 1899726675A US 650410 A US650410 A US 650410A
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- US
- United States
- Prior art keywords
- rollers
- canceling
- machines
- postal
- letters
- 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
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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
- B65H3/00—Separating articles from piles
- B65H3/46—Supplementary devices or measures to assist separation or prevent double feed
- B65H3/52—Friction retainers acting on under or rear side of article being separated
- B65H3/5207—Non-driven retainers, e.g. movable retainers being moved by the motion of the article
- B65H3/5215—Non-driven retainers, e.g. movable retainers being moved by the motion of the article the retainers positioned under articles separated from the top of the pile
- B65H3/5223—Retainers of the pad-type, e.g. friction pads
Definitions
- No. 650,4lo. 'Patentd may 29,
- This 1n' Vention relates tomaehincs f or canceling the postage ou mail-matter, and one object is to provide a feeding vmechanism for such machines by which the letters, die., are rapidly and automatically fed to the cancelingmachine and inwhich all liability of feeding more than one letter ata time to the canceling-rollers is obviated.
- a further object is to provide an apparatus of this character which is simple in construction, inexpensive to manufacture, and which iscertain .and reliable in operation.
- the invention consists in a feeding mechanism for postage canceling machines constructed substantially as hereinafter illustrated and described, and defined in the appended claims.
- Figure l is a top or plan View of a feeding mechanism",constructed in accordance with this invention.
- Fig. 2 isaview in perspec'
- the serious defect encountered in machines for canceling postal matter as in present use is the liability of two or more letters being fed to the machine at. the same time, whereby some letters are not canceled. This necessitates the examination of theQcanceled letters and the canceling of these letters which were uneanceled, a procedureyvhich consumes considerable time.
- A represents the supportadj acent roller.
- sure-plate E is preferably curved, as shown,
- Aing-frame which Amay be of any usual or preferred form and construction, and A the guideway in which the mail-matter C is placed 5 5 to be fed to the feeding-rollers B, B', and-B2.
- These feeding-rollers are.vertically-supported in any suitable manner, the' construction shown for this purpose comprising a series of rods h, fixed to the frame A and having bear- 6o ings atp-their extremities, in which are journaled the shafts b of thefeed-rollers.
- Fixed upon each of the feed -rollers is a gear b2, which mesh with intermediate cog-wheels 11S, whereby the rollers are rotated by means of any suitable power, the connections with which are not shown, as they may be of .any usualor preferred character.
- the rollers B are o f Athe same diameter and are located at the endof 7ov the guideway A in position to contact with the letters and start them toward the canceline-rollers D, vwhich may be of any usual or preferred construction.
- the rollers B' and B2 are of greater dialnet-er than the rollers B, .7 5 and the diameter of the roller B2 is greater than the diameter of the roller B', whereby the letters are fed forward to the cancelingrollers D with a constantly-increasing speed.
- the number of the feeding-Bo rollers may be more than two; 'but experiment has demonstrated that two are suicient for the purpose.
- the peripheries of the feed-rollers are on the same plane on the side adjacent to the letters to be fed through the de- 85 vice.
- the outer surfaces of the feed-'rollers v are preferably of rubber and may be suitably corrugated or otherwise roughened to insure a positive frictional contact with the letters,
- the outer edge of each presand i one or more slots e. are formed in said Ycurved edge.
- a suitable spring e2 is inter posed between the pressure-plate E and the roc* fram A in order to maintain a constant pressure against thefaoey of the roller and to permit the passage of biltone letter at a time ⁇ between thecnrved elgeoi' the pressure-plate u suitable depending lug, (not shown,) whichy and the roller.
- a suitable adjusting-screw Cs is mounted upon the inner edge of the pres-v sure-plate E in order to prevent the curved edge thereof to press too firmly' against the face ofthe roller, and thus occasion unnecessary wear.
- a series of friction-disks F one adjacent to each feed-roller, except the irst roller, are pivoted to lugs f,itixed to the frame A, and suit ble springs'f are interposed between said disks and the frame to normally press said disks against the faceof its adjacent roller.
- a suitable adjustingscrew f2 is mounted upon the supporting-arm o f the disk v to prevent the disk from bearing too firmly against the face of the roller, and thus occasion'wear.
- the disks F do not rotate and are adapted to contact against the under side of the letter as it is passed through by the feed-rollers, so that in the event of two or more letters accidentally passing between the pressu re-plate and the feed-roller the disk will retard the under letter until the upper letter has been passed through by the rollers,where upon said under intol contact with the feedvroller and passed on in its turn.
- the friction-disks F are pref- ⁇ erably made in the forni shown inorder that a minimum contacting surface may engage the latter and also in order that inthe event of fracture or wear a new contacting surface may be presented, thus prolonging the life of the friction-disk.
- a feed-block G is mounted inthe gnideway A and is provided upon its lower side with a slot extends downwardly through a suitable A G, formed in the floor of the guideway.
- suitable cord block G and passed over suitable pulleys i xed in the framework, whereby the feedl place block is movedalong the guideway A', automatically feeding the letters C to the first feed-V rollers B.
- a feeding apparatus for postal cancel ing-v machines comprising a plurality of feed-roll ers varying in diameter; va guideway leading thereto; a spring-actuated presser-plate pivoted adjacent to said rollers; a stationary friction-disk' mounted on a yielding arm lo ⁇ cated 'adjacent to ⁇ said rollers; and means for rotating *said rollers, substantially as described.
- a feeding apparatus for postal canceling comprising a plnralitjr of feed-rolt ers; a guideway leading thereto; a spring-actuated presser-plate pivotcd adjacent to said 4rollers foreach of said rollers, a stationary friction-,disk mounted on a yielding arm located adjacent to each of said rollers; and means for rotatingsaid rollers, substantially as described.
- a feeding apparatus for postal cancelingfV machines comprising a plurality of fcedwoll- A ers; a gnideway leading theretoa spring-ac tuated presserplate pivoted-adjacent to said rollers; astatlonary friction-disk mounted on' a yielding'arm located adjacent to said rollers; a feed-block ⁇ for automatically feed ing the postal matter to said rollers; and means for rotating said rollers, substantially as'described.
- a feeding apparatus for postal cancelingmachines comprising a plurality of feed-rollers; a guideway leading thereto; a spring-ae tuated presser-plate pivoted adjacent to said' rollers; a SpriDg-actuated stationary frictionidisk mounted on a yielding arm located adjacent to said rollers, and means for rotating said rollers, substantially as described.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sheets, Magazines, And Separation Thereof (AREA)
- Sorting Of Articles (AREA)
Description
..` S, m w l I n G. f. .0. .Nm o ww n ..,nuu 9 h l. 4 i s g* .M 9, r N. 2. .w m b y h nvA aA... s M.. m 2 .v H l uw m pm. n w m n, a G Jrlm. DI N E Nw .uw m mi, w RAW OMA MUM .Da Ennm MM. wm N A H c E M e m w f, E m r s, 4 s. w d e e M .QN m M Y. 0. o mW .N N
No. 650,4lo. 'Patentd may 29, |900. A. E. mmm.
FEEDING MECHANISM FUR POSTAL GANGELING MACHINES.
(Application led Aug. 9, 1899.) l (No Model.) ZSheets-Sheet 2.
l lllllIlilllllll|||IIIIlIIIIIIIIIIIIlIIIHIIIIIIlIlllIIIIIIIIIIINIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIHIIII! Wifnesses: A ALQIDAS/IENNE MORlNlnvenfQr,
M@ l A. bmneys' 35" vtive thereof.
.Amiens ETIN'NE MORIN,
or MONTREAL, oNAnA.
f Faccine `MacMania-ivi Foa POSTAL cANCELiNG-MAeHlNss SPECIFCATION forming part of Letters Patent No. 650,410, dated 1312.37.29, `1900.
Application filed August 9, 1899.
To all wfmmfit'may/ concern:
Be 1t known that I, ALCID'As ETIENNE Mo- RIN, a subject of Her MajestyV the Queen of Great Britain, residing in thecity and district 5 of Montreal, Province of Quebec, Canada, have invented certain new an-d useful-Im provements in Feeding Mechanisms for Postal Canceling-Machines; and I do hereby declaro thatrthe following is a full, clear, and exact description of the invention, such aswill enable'others skilled in the art to which it apperl ins'to-make and'use the. same.
This 1n' Vention relates tomaehincs f or canceling the postage ou mail-matter, and one object is to provide a feeding vmechanism for such machines by which the letters, die., are rapidly and automatically fed to the cancelingmachine and inwhich all liability of feeding more than one letter ata time to the canceling-rollers is obviated. A u
A further object is to provide an apparatus of this character which is simple in construction, inexpensive to manufacture, and which iscertain .and reliable in operation.
To these ends the invention .consists in a feeding mechanism for postage canceling machines constructed substantially as hereinafter illustrated and described, and defined in the appended claims.
Referring to the drawings, in which similar letters of reference indicate similar parts, Figure l is a top or plan View of a feeding mechanism",constructed in accordance with this invention. Fig. 2 isaview in perspec' The serious defect encountered in machines for canceling postal matter as in present use is the liability of two or more letters being fed to the machine at. the same time, whereby some letters are not canceled. This necessitates the examination of theQcanceled letters and the canceling of these letters which were uneanceled, a procedureyvhich consumes considerable time. Furthermore; in ordert'o 'guard againstv the liability of letters passing through without being canceled the entire time and attention of an employee is necessary, who practically feedsthe letters through to the canceling-rollers one at a time.
5o These defects are entirely removed bythe feeding device hereinafter described.
In the drawings, A represents the supportadj acent roller.
,. sure-plate E is preferably curved, as shown,
BerialNo. 726,675.` (No model.)
Aing-frame, which Amay be of any usual or preferred form and construction, and A the guideway in which the mail-matter C is placed 5 5 to be fed to the feeding-rollers B, B', and-B2. These feeding-rollers are.vertically-supported in any suitable manner, the' construction shown for this purpose comprising a series of rods h, fixed to the frame A and having bear- 6o ings atp-their extremities, in which are journaled the shafts b of thefeed-rollers. Fixed upon each of the feed -rollers is a gear b2, which mesh with intermediate cog-wheels 11S, whereby the rollers are rotated by means of any suitable power, the connections with which are not shown, as they may be of .any usualor preferred character. The rollers B, of which there are preferably two, are o f Athe same diameter and are located at the endof 7ov the guideway A in position to contact with the letters and start them toward the canceline-rollers D, vwhich may be of any usual or preferred construction. The rollers B' and B2 are of greater dialnet-er than the rollers B, .7 5 and the diameter of the roller B2 is greater than the diameter of the roller B', whereby the letters are fed forward to the cancelingrollers D with a constantly-increasing speed.
It is obvious that the number of the feeding-Bo rollers may be more than two; 'but experiment has demonstrated that two are suicient for the purpose.- The peripheries of the feed-rollers are on the same plane on the side adjacent to the letters to be fed through the de- 85 vice. The outer surfaces of the feed-'rollers v are preferably of rubber and may be suitably corrugated or otherwise roughened to insure a positive frictional contact with the letters,
as is obvious. A series of pressure-plates E, one for each roller, except the first one facingthe. guide- Wayyare pivoted to supporting-lugs e, fixed to the frame A in such a position as to be adapted to contact with, the surface of the 95 The outer edge of each presand i one or more slots e. are formed in said Ycurved edge. A suitable spring e2 is inter posed between the pressure-plate E and the roc* fram A in order to maintain a constant pressure against thefaoey of the roller and to permit the passage of biltone letter at a time `between thecnrved elgeoi' the pressure-plate u suitable depending lug, (not shown,) whichy and the roller. A suitable adjusting-screw Csis mounted upon the inner edge of the pres-v sure-plate E in order to prevent the curved edge thereof to press too firmly' against the face ofthe roller, and thus occasion unnecessary wear.
A series of friction-disks F, one adjacent to each feed-roller, except the irst roller, are pivoted to lugs f,itixed to the frame A, and suit ble springs'f are interposed between said disks and the frame to normally press said disks against the faceof its adjacent roller. A suitable adjustingscrew f2 is mounted upon the supporting-arm o f the disk v to prevent the disk from bearing too firmly against the face of the roller, and thus occasion'wear. The disks F do not rotate and are adapted to contact against the under side of the letter as it is passed through by the feed-rollers, so that in the event of two or more letters accidentally passing between the pressu re-plate and the feed-roller the disk will retard the under letter until the upper letter has been passed through by the rollers,where upon said under intol contact with the feedvroller and passed on in its turn.. The friction-disks F are pref- `erably made in the forni shown inorder that a minimum contacting surface may engage the latter and also in order that inthe event of fracture or wear a new contacting surface may be presented, thus prolonging the life of the friction-disk. It isobvious tha'tby means of this construction it will be impossible for more than one letter at a time to reach or pass the last roller B2. The edge of the frictiondisk F passes through the slot e' of the pressure-plate E and contacts with the surface of the feed-roller at a point slightly beyond the contactpoint of the pressure-plate E.
A feed-block G is mounted inthe gnideway A and is provided upon its lower side with a slot extends downwardly through a suitable A G, formed in the floor of the guideway. suitable cord block G and passed over suitable pulleys i xed in the framework, whereby the feedl place block is movedalong the guideway A', automatically feeding the letters C to the first feed-V rollers B.
It .is obvious from the construction' above described that the only attention required by the feeding mechanism is that the employee upon the letters will be automatically fed to the canceling-rollers without further atten- I tion.
letter will then be broughtl G2; having a Weight Grs at its end, is connected with the lug of' the feedthe letters on the guideway between.A the feed-block and the first feed-ro`ller,where machines, comprising,r a plu rality of feed-rolt ers; a guideway leading thereto', a spring-actuated 'presser-plate pivoted adjacent to said rollers; a stationary friciion-disk mounted on a yielding arm located adjacent to saidiollers; and means forrctating said rollers, substantially as described.
2. A feeding apparatus for postal cancel ing-v machines, comprising a plurality of feed-roll ers varying in diameter; va guideway leading thereto; a spring-actuated presser-plate pivoted adjacent to said rollers; a stationary friction-disk' mounted on a yielding arm lo` cated 'adjacent to` said rollers; and means for rotating *said rollers, substantially as described.
.3.' A feeding apparatus for postal canceling;- machines, comprising a plnralitjr of feed-rolt ers; a guideway leading thereto; a spring-actuated presser-plate pivotcd adjacent to said 4rollers foreach of said rollers, a stationary friction-,disk mounted on a yielding arm located adjacent to each of said rollers; and means for rotatingsaid rollers, substantially as described.
et. A feeding apparatus for postal cancelingfV machines, comprising a plurality of fcedwoll- A ers; a gnideway leading theretoa spring-ac tuated presserplate pivoted-adjacent to said rollers; astatlonary friction-disk mounted on' a yielding'arm located adjacent to said rollers; a feed-block` for automatically feed ing the postal matter to said rollers; and means for rotating said rollers, substantially as'described.
5. A feeding apparatus for postal cancelingmachines, comprising a plurality of feed-rollers; a guideway leading thereto; a spring-ae tuated presser-plate pivoted adjacent to said' rollers; a SpriDg-actuated stationary frictionidisk mounted on a yielding arm located adjacent to said rollers, and means for rotating said rollers, substantially as described.
In Witness whereof l have .hereunto set my hand in the presence of two witnessesv ALCllDAS ETIENNE MORlN. Witnesses:
'.l. A. MARION, A. W. Yonne.
IXO
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US72667599A US650410A (en) | 1899-08-09 | 1899-08-09 | Feeding mechanism for postal canceling-machines. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US72667599A US650410A (en) | 1899-08-09 | 1899-08-09 | Feeding mechanism for postal canceling-machines. |
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US650410A true US650410A (en) | 1900-05-29 |
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US72667599A Expired - Lifetime US650410A (en) | 1899-08-09 | 1899-08-09 | Feeding mechanism for postal canceling-machines. |
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Cited By (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2762623A (en) * | 1952-05-10 | 1956-09-11 | Pitney Bowes Inc | Sheet feeding device |
US2970537A (en) * | 1957-06-12 | 1961-02-07 | Pitney Bowes Inc | Mail handling mechanism |
US3025051A (en) * | 1960-11-02 | 1962-03-13 | Ibm | Sheet handling apparatus and method |
US3072397A (en) * | 1959-11-18 | 1963-01-08 | Burroughs Corp | Sheet feeding mechanism |
US3074532A (en) * | 1959-10-09 | 1963-01-22 | Internat Postal Supply Corp | Workpiece feed mechanism |
US3090477A (en) * | 1960-10-05 | 1963-05-21 | Sperry Rand Corp | Bale conveyor |
US3095961A (en) * | 1960-09-30 | 1963-07-02 | Sperry Rand Corp | Bale thrower |
US3214164A (en) * | 1960-10-31 | 1965-10-26 | Siemens Ag | Feeding device for punched cards and the like |
US3222057A (en) * | 1961-11-29 | 1965-12-07 | Joseph M Couri | Apparatus and method for controlling and receiving and/or dispensing paper money |
US3224758A (en) * | 1960-12-31 | 1965-12-21 | Siempelkamp Eugen | Apparatus for separating conveyed sheets |
US3274704A (en) * | 1965-05-03 | 1966-09-27 | Teaching Machines Inc | Portable teaching machines |
US3327417A (en) * | 1965-06-15 | 1967-06-27 | Innes W Cox | Automatic viewer |
US3488048A (en) * | 1965-06-01 | 1970-01-06 | Lundy Electronics & Syst Inc | Document feeder |
US3900192A (en) * | 1973-12-26 | 1975-08-19 | Ibm | Sheet feeding apparatus |
DE2621295A1 (en) * | 1975-05-13 | 1976-11-25 | Pitney Bowes | DEVICE FOR CUTTING OUT AND FEEDING SHEET-LIKE MATERIAL |
US4032135A (en) * | 1975-04-15 | 1977-06-28 | Kurt Ruenzi | Apparatus for individually removing sheets from a stack |
US4113244A (en) * | 1975-04-15 | 1978-09-12 | Kurt Ruenzi | Apparatus for automatically feeding individual sheets from a stack through an office machine |
US4158456A (en) * | 1976-11-04 | 1979-06-19 | Nixdorf Computer Ag | Device for separating documents, cards and the like, especially paper money bills |
US4176260A (en) * | 1977-05-16 | 1979-11-27 | Ward Danny W | Inventory control system |
US4269403A (en) * | 1978-11-06 | 1981-05-26 | Stephens Systems, Inc. | Worksheet presenting apparatus |
US4330115A (en) * | 1978-09-05 | 1982-05-18 | Laurel Bank Machine Co., Ltd. | Disbursing device in machine for counting paper sheets |
US4346879A (en) * | 1979-09-07 | 1982-08-31 | Kurt Ruenzi | Sheet separating device for office machines |
US4420149A (en) * | 1979-01-29 | 1983-12-13 | Savin Corporation | Automatic original document feeder for electrophotographic copier |
US4432540A (en) * | 1981-02-05 | 1984-02-21 | Bell & Howell Company | Mail sorting machine with improved conveyor and envelope separating device |
US5106073A (en) * | 1981-08-21 | 1992-04-21 | Hitachi, Ltd. | Sheet feeding device |
US5271615A (en) * | 1981-08-21 | 1993-12-21 | Hitachi, Ltd. | Sheet feeding device and method for feeding thin sheets with no buckling |
US5297785A (en) * | 1992-08-28 | 1994-03-29 | Bell & Howell Phillipsburg Company | Pre-feed shingling device for flat-article feeder |
US20060197271A1 (en) * | 2005-03-04 | 2006-09-07 | Brother Kogyo Kabushiki Kaisha | Image forming apparatus |
US20060220300A1 (en) * | 2005-03-16 | 2006-10-05 | Brother Kogyo Kabushiki Kaisha | Sheet Feeder |
US20080309000A1 (en) * | 2007-06-15 | 2008-12-18 | Primax Electronics Ltd. | Document-fedding device with improved sheet-separating structure |
-
1899
- 1899-08-09 US US72667599A patent/US650410A/en not_active Expired - Lifetime
Cited By (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2762623A (en) * | 1952-05-10 | 1956-09-11 | Pitney Bowes Inc | Sheet feeding device |
US2970537A (en) * | 1957-06-12 | 1961-02-07 | Pitney Bowes Inc | Mail handling mechanism |
US3074532A (en) * | 1959-10-09 | 1963-01-22 | Internat Postal Supply Corp | Workpiece feed mechanism |
US3072397A (en) * | 1959-11-18 | 1963-01-08 | Burroughs Corp | Sheet feeding mechanism |
US3095961A (en) * | 1960-09-30 | 1963-07-02 | Sperry Rand Corp | Bale thrower |
US3090477A (en) * | 1960-10-05 | 1963-05-21 | Sperry Rand Corp | Bale conveyor |
US3214164A (en) * | 1960-10-31 | 1965-10-26 | Siemens Ag | Feeding device for punched cards and the like |
US3025051A (en) * | 1960-11-02 | 1962-03-13 | Ibm | Sheet handling apparatus and method |
US3224758A (en) * | 1960-12-31 | 1965-12-21 | Siempelkamp Eugen | Apparatus for separating conveyed sheets |
US3222057A (en) * | 1961-11-29 | 1965-12-07 | Joseph M Couri | Apparatus and method for controlling and receiving and/or dispensing paper money |
US3274704A (en) * | 1965-05-03 | 1966-09-27 | Teaching Machines Inc | Portable teaching machines |
US3488048A (en) * | 1965-06-01 | 1970-01-06 | Lundy Electronics & Syst Inc | Document feeder |
US3327417A (en) * | 1965-06-15 | 1967-06-27 | Innes W Cox | Automatic viewer |
US3900192A (en) * | 1973-12-26 | 1975-08-19 | Ibm | Sheet feeding apparatus |
US4032135A (en) * | 1975-04-15 | 1977-06-28 | Kurt Ruenzi | Apparatus for individually removing sheets from a stack |
US4113244A (en) * | 1975-04-15 | 1978-09-12 | Kurt Ruenzi | Apparatus for automatically feeding individual sheets from a stack through an office machine |
US4030722A (en) * | 1975-05-13 | 1977-06-21 | Pitney-Bowes, Inc. | Sheet-material separator and feeder system |
DE2621295A1 (en) * | 1975-05-13 | 1976-11-25 | Pitney Bowes | DEVICE FOR CUTTING OUT AND FEEDING SHEET-LIKE MATERIAL |
US4158456A (en) * | 1976-11-04 | 1979-06-19 | Nixdorf Computer Ag | Device for separating documents, cards and the like, especially paper money bills |
US4176260A (en) * | 1977-05-16 | 1979-11-27 | Ward Danny W | Inventory control system |
US4330115A (en) * | 1978-09-05 | 1982-05-18 | Laurel Bank Machine Co., Ltd. | Disbursing device in machine for counting paper sheets |
US4269403A (en) * | 1978-11-06 | 1981-05-26 | Stephens Systems, Inc. | Worksheet presenting apparatus |
US4420149A (en) * | 1979-01-29 | 1983-12-13 | Savin Corporation | Automatic original document feeder for electrophotographic copier |
US4346879A (en) * | 1979-09-07 | 1982-08-31 | Kurt Ruenzi | Sheet separating device for office machines |
US4432540A (en) * | 1981-02-05 | 1984-02-21 | Bell & Howell Company | Mail sorting machine with improved conveyor and envelope separating device |
US5106073A (en) * | 1981-08-21 | 1992-04-21 | Hitachi, Ltd. | Sheet feeding device |
US5271615A (en) * | 1981-08-21 | 1993-12-21 | Hitachi, Ltd. | Sheet feeding device and method for feeding thin sheets with no buckling |
US5297785A (en) * | 1992-08-28 | 1994-03-29 | Bell & Howell Phillipsburg Company | Pre-feed shingling device for flat-article feeder |
US20060197271A1 (en) * | 2005-03-04 | 2006-09-07 | Brother Kogyo Kabushiki Kaisha | Image forming apparatus |
US7500664B2 (en) * | 2005-03-04 | 2009-03-10 | Brother Kogyo Kabushiki Kaisha | Image forming apparatus |
US20060220300A1 (en) * | 2005-03-16 | 2006-10-05 | Brother Kogyo Kabushiki Kaisha | Sheet Feeder |
US7472903B2 (en) * | 2005-03-16 | 2009-01-06 | Brother Kogyo Kabushiki Kaisha | Sheet feeder |
US20080309000A1 (en) * | 2007-06-15 | 2008-12-18 | Primax Electronics Ltd. | Document-fedding device with improved sheet-separating structure |
US7798485B2 (en) * | 2007-06-15 | 2010-09-21 | Primax Electronics Ltd. | Document-feeding device with improved sheet-separating structure |
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