US1997167A - Printing mechanism - Google Patents

Printing mechanism Download PDF

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Publication number
US1997167A
US1997167A US692580A US69258033A US1997167A US 1997167 A US1997167 A US 1997167A US 692580 A US692580 A US 692580A US 69258033 A US69258033 A US 69258033A US 1997167 A US1997167 A US 1997167A
Authority
US
United States
Prior art keywords
carrier
printing
type
movement
record
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
US692580A
Other languages
English (en)
Inventor
James W Bryce
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Priority to US692580A priority Critical patent/US1997167A/en
Priority to FR777568D priority patent/FR777568A/fr
Priority to DE1934I0050460 priority patent/DE688251C/de
Priority to GB28570/34A priority patent/GB445296A/en
Application granted granted Critical
Publication of US1997167A publication Critical patent/US1997167A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C11/00—Output mechanisms
    • G06C11/04—Output mechanisms with printing mechanisms, e.g. for character-at-a-time or line-at-a-time printing

Definitions

  • FIG. 4 is a simplified circuit diagram showing 8 such as disclosed in Patent No. 1,762,145, grantthe connections between the card analyzing deed June 10, 1930 to G. F. Daly and R. E. Page. In vices and the controlling magnets for the printtabulating machines of such type, the printing ing mechanism. mechanism usually consists of aplurality of type Referring to Fig. 4, record cards R are fed 10 bars mounted for vertical reciprocation and are downwardly by means of the usual picker 10 past 10 moved hpwardly and down again for each card aset of analyzing brushes II which n y P fed through the machine.
  • the type bars are differentially positioned through printer magnets I! at differential times under control of perforations in record cards and depending p location of the Perforation at the end of their upward stroke an impression in t e co u ns analyzed by e l 15 is taken from the variously positioned type bars, Cam controlled contacts I! and card lever con- Following this, the type bars are moved downtacts ll control the completion of the circuitsso wardly torestored position.
  • gears I8 is a shaft is which drives the printing
  • each type carrier 20 during machine cycles is minimized by eliminatis Supported P 8 Shaft II by ea Of an m' ing the independent resetting operations and the 22 and has integral therewith a block 23 through speed of the machine may be increased s which the movement of the type carrier is conconsequence. trolled.
  • a pair of fingers, 24 and 25 are adapted Each type carrier is provided with dual posito cooperate with one side of block 23 to advance 35 tioning mechanism alternately operable under e carrier to printing posi i n A P Of control of successively analyzed records and 8 25 a d" cooperate with e pp Side adapted to alternate in their operations s th t of block 23 and serve to move the carrier back one positioning'device may position the type to restored or normal position.
  • the fingers 26 carrier and then move it to restored position and 21 are freely pivoted on the shaft 21 and are 40 while the other tends to operate in reversed seconnected by m ans f sp s and 29 t0 the quence; that is, while onedevice is restoring the fingers n respectively, h forming a type carrier, the other will take control thereof P of resilient i s d v to move it to a new position.
  • tion also constitutes certain new and novel fearespectively- 50 tures of construction and combination of parts
  • the a ran ent s c a 88 bail 31 is hereinafter set forth and claimed. rocked in a clockwise direction by its cam, the In the drawings:' ball 35 will be moved in the opposite direction
  • Fig. 1 is an isometric view of one of the type 'by its cam 3!. Movement of either bail in a 5 carriers and the pofltioning devices therefor. clockwise directionwill causethe associatedarms 3
  • the position of the parts in Fig. 1 represents the relationship of the parts with carrier 2
  • the cam Bl carried by shaft II will cooperate with the follower roller il mounted upon a link 52, one end of which is supported by an arm 54 on shaft 44 to which is also secured a bail 55 whose function is to re-' store the latches 41.
  • finger 25 may be interrupted before it has made contact with block 28, as for instancewhen the pawl 45 is tripped to engage the lowermost tooth 43.
  • will advance until the latter engages the finger 25 and will be interrupted at that point, finger 24 continuing to advance to the limit of its movement alone.
  • will, under certain conditions, move directly from one printing position to the next printing position and under other conditions, it may first move in a restoring direction from one printing position and its direction of movement reversed and the carrier advanced to the next printing position.
  • pawls 44 permits the positioning of the two arms 4
  • means for analyzing record cards successively for perforations in the columns thereof means for analyzing record cards successively for perforations in the columns thereof, a type carrier associatedwith each column, a pair of positioning devices for said carrier and means for alternately controlling said positioning devices under control of successive cards.
  • means for analyzing record cards successively a type carrier and means for advancing the same, means controlled by a record card for positioning said carrier during its advance, means for restoring said carrier and further means controlled by a subsequently analyzed record card for reposi tioning said carrier during its movement of restoration.
  • a type carrier resilient means for advancing said carrier, resilient means for restoring said carrier and record controlled means for interrupting said carrier during movement in either direction.
  • a type carrier means for advancing said carrier, means controlled by a perforation in a record card for positioning said carrier during its advance, means for restoring said carrier to its initial position, and means for causing advance of said carrier to a new position before it has been restored to its initial position.
  • a type carrier means for moving said carrier in two directions, positioning means and means controlled by a record card for controlling said positioning means to limit the extent of movement of said carrier in either direction.
  • a type carrier means for advancing the same to printing position, record controlled 'means for interrupting the advance of said carrier at differential times, restoring means for the carrier.and further record controlled means for interrupting the restoration of said carrier at differential times.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Handling Of Sheets (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Handling Of Cut Paper (AREA)
US692580A 1933-10-07 1933-10-07 Printing mechanism Expired - Lifetime US1997167A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US692580A US1997167A (en) 1933-10-07 1933-10-07 Printing mechanism
FR777568D FR777568A (fr) 1933-10-07 1934-08-23 Perfectionnements au mécanisme imprimeur des machines tabulatrices et aux machines analogues
DE1934I0050460 DE688251C (de) 1933-10-07 1934-08-24 Druckende Lochkartenmaschine
GB28570/34A GB445296A (en) 1933-10-07 1934-10-05 Improvements in or relating to printing mechanism applicable to statistical, calculating and like machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US692580A US1997167A (en) 1933-10-07 1933-10-07 Printing mechanism

Publications (1)

Publication Number Publication Date
US1997167A true US1997167A (en) 1935-04-09

Family

ID=24781150

Family Applications (1)

Application Number Title Priority Date Filing Date
US692580A Expired - Lifetime US1997167A (en) 1933-10-07 1933-10-07 Printing mechanism

Country Status (4)

Country Link
US (1) US1997167A (fr)
DE (1) DE688251C (fr)
FR (1) FR777568A (fr)
GB (1) GB445296A (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2661683A (en) * 1948-02-17 1953-12-08 Ibm High speed printing mechanism
US2687087A (en) * 1951-05-22 1954-08-24 Ibm Record controlled printing machine
US2695558A (en) * 1951-12-31 1954-11-30 Ibm Record card controlled printing mechanism
US2709959A (en) * 1950-08-19 1955-06-07 Internationai Business Machine Four-line printing mechanism
US2749839A (en) * 1951-05-22 1956-06-12 Ibm Record controlled printing machine
US2766686A (en) * 1953-06-11 1956-10-16 Hughes Aircraft Co High speed electro-mechanical interference-type transducer
US2792779A (en) * 1954-06-21 1957-05-21 Ibm Vibrating printing means
US3565000A (en) * 1969-10-06 1971-02-23 Yeiser Lab Inc Electrically controlled printing machine employing reciprocable type bias

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2661683A (en) * 1948-02-17 1953-12-08 Ibm High speed printing mechanism
US2709959A (en) * 1950-08-19 1955-06-07 Internationai Business Machine Four-line printing mechanism
US2687087A (en) * 1951-05-22 1954-08-24 Ibm Record controlled printing machine
US2749839A (en) * 1951-05-22 1956-06-12 Ibm Record controlled printing machine
US2695558A (en) * 1951-12-31 1954-11-30 Ibm Record card controlled printing mechanism
US2766686A (en) * 1953-06-11 1956-10-16 Hughes Aircraft Co High speed electro-mechanical interference-type transducer
US2792779A (en) * 1954-06-21 1957-05-21 Ibm Vibrating printing means
US3565000A (en) * 1969-10-06 1971-02-23 Yeiser Lab Inc Electrically controlled printing machine employing reciprocable type bias

Also Published As

Publication number Publication date
GB445296A (en) 1936-04-06
DE688251C (de) 1940-02-15
FR777568A (fr) 1935-02-23

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