US2572075A - Printing telegraph apparatus - Google Patents

Printing telegraph apparatus Download PDF

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Publication number
US2572075A
US2572075A US781370A US78137047A US2572075A US 2572075 A US2572075 A US 2572075A US 781370 A US781370 A US 781370A US 78137047 A US78137047 A US 78137047A US 2572075 A US2572075 A US 2572075A
Authority
US
United States
Prior art keywords
cam
lever
messages
printing
chariot
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
US781370A
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English (en)
Inventor
Thompson Alfred Edward
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.)
Creed and Co Ltd
Original Assignee
Creed and Co Ltd
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 Creed and Co Ltd filed Critical Creed and Co Ltd
Application granted granted Critical
Publication of US2572075A publication Critical patent/US2572075A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L17/00—Apparatus or local circuits for transmitting or receiving codes wherein each character is represented by the same number of equal-length code elements, e.g. Baudot code

Definitions

  • This 'inverition relates to, print ng telegraph atiis and more particularly to m'eans' t be d'ed for enablingthe records oi a'rece'ivegl -ge to be readily distinguishable from a copy A transmitted message.
  • Fig. 1 shows the mark identification apparatus in pirin tirig position
  • the accompan ing drawing shows a same-eat part of the mechanism of a page printingftele graph receiver and an associated transmitter en'ablethe invention to be understood.
  • the cam shaft of the transmitter earn-es;
  • a cam l which actuate's' a two-armed'leve'il for associated with a receiver of thekind-cor'r i prising a stationary platen and a moving typewheel chariot. Means are provided whereby in wellknown manner the receiver is connected to receive messages from a distant station, or operates print alo'cal record df'nies'sagesunder control of saidtransmitter.
  • interposing membe fe' having a marking face 3A is disposed along are the beginning-of-line position of the typewheel chariot and is mounted to slide vertically inguide i and normally held by spring 4 with ii p'er end lower than the ink-ribbon 5 by i which characters are printed on a sheet per carried by aplaten 6 mounted in a sta ti nary part of the machine.
  • ;iriterpqsing member 3 carries a lever 1 atgedpya spring '8 to' rotate counter-clockwise.
  • the typew'heel chariotfla carries a projection 9, which, when the chariot is in beginning-of-line position, pushes lever 'i into a position to be engages bylever 2, as shown in the drawing. this position, therefore, the cam I if set into on undercontrol of the keyboard acts on I, which in turn acts on lever I to lift inter- 3; ngmember 3 into the position shown in the drawing 'Inthi's' position it is temporarily held stop on the member 3 engaging a member H may be the upper end of the guide In ifi wh c'hinterposing member 3 s1ides. The upper end'mf the member 3 is then opposite the ink ribi io n 5 and also the end of a lever ll actuated by 'tli printing cam in the receiver.
  • Keys l3 are representative of a full set ofkeys.
  • Universal bar I4 is adaptedto be:
  • Pivotnfember l5 actuates clutch controller IB via th arm' 1''! which connects the pivot member ahd "e” 'lutch controller.
  • Clutch mechanism is. ntrol' of the controller It causes the 1 ft-l9 to rotate the 'cam sleeve l9a when. aflyky T3 is depressed.
  • Cam I is carried upon ca leei' [911 Cam 2B is similarly mounted.
  • 'up oarhsleeve IBa-and contains a cylinder i'cain 2ll'i similarly mounted upon cam".
  • driving member 21- which is perpendicular to the plane of v I ion of the c'am'sleeve, by means of cant; folio ei'"-2-2 'a-tta'chedto driving member 2l at.
  • Driving member is 'pivdtally a to 'rle eI-id of printing lever H and causes lfe V. follower 2 nevu in a" right-hand direction b f the 'rfiotion derived from said ca to pr a 17613111031 11119 011 the paper alongs1deuinirfg are me or typed characters;
  • the vertical line printed is preferably of such length that the lines printed extend continuously from top to bottom of the margin.
  • a page printing telegraph apparatus adapted to print messages received from a distant station and to print a local record of messages transmitted to a distant station by said apparatus, comprising a platen around which a message blank is adapted to be placed, means forcausing a mark of larger dimensions than the size of the printing type of said apparatus to be printed in 4 by said apparatus, a movable, vertical type member located near one extremity of said platen beyond the line of travel of said chariot, said member having a type face equal to the combined height of the printing type of said apparatus and the space between printed lines, means for transmitting movement of said cam to said member to raise same to printing position, a lever attached to said member and adapted to selectively engage said transmission means, spring means for normally urging said lever out of engagement with said transmission means, means attached to said chariot for engaging said lever with said transmission means upon return of said chariot to the beginning-of-line position thereof, means for holding said type member in printing position, a type hammer adapted to strike said type member, means in said apparatus for actu
  • a page printing telegraph apparatus adapted to print messages from a distant station and to print a local record of messages transmitted to said message blank to identify all messages of the margin of said message blank to identify all messages of one kind, said means selectively actuated by means under control of said apparatus and adapted to operate adjacent each line of printing of such messages of one kind.
  • a page printing telegraph apparatus as claimed in claim 1, wherein said means for selectively actuating said marking means comprises a movable typewheel chariot, adapted to move in a plane parallel to the axis of said platen, a cam operated by said apparatus, means for transmitting movement of said cam to said marking mean to raise same to a printing position, a. lever attached to said marking means and adapted to selectively engage said transmission means, means attached to said chariot for engaging said lever with said transmission means upon return of.
  • said chariot to the beginning-of-line said apparatus, means for rotating said cam shaft one revolution for each signal transmitted one kind, a movable typewheel chariot adapted to move in a plane parallel to the axis of said platen, a type hammer adapted to strike said marking means under control of said apparatus, a cam operated by said apparatus, means for transmitting movement of said cam to said marking means to raise same to a printing position,

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Impression-Transfer Materials And Handling Thereof (AREA)
US781370A 1946-10-24 1947-10-22 Printing telegraph apparatus Expired - Lifetime US2572075A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB258149X 1946-10-24

Publications (1)

Publication Number Publication Date
US2572075A true US2572075A (en) 1951-10-23

Family

ID=10233757

Family Applications (1)

Application Number Title Priority Date Filing Date
US781370A Expired - Lifetime US2572075A (en) 1946-10-24 1947-10-22 Printing telegraph apparatus

Country Status (5)

Country Link
US (1) US2572075A (en, 2012)
BE (1) BE480324A (en, 2012)
CH (1) CH258149A (en, 2012)
FR (1) FR956996A (en, 2012)
GB (1) GB622251A (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2840638A (en) * 1958-06-24 Moser

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE950651C (de) * 1953-06-18 1956-10-11 Siemens Ag Fernschreibstreifenempfaenger mit zusaetzlicher Markierungseinrichtung
CH301608A (de) * 1953-11-25 1954-09-15 Ag Autelca Fernschreibmaschine.

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1904164A (en) * 1930-07-11 1933-04-18 Teletype Corp Signaling system and apparatus therefor
US2107044A (en) * 1936-08-05 1938-02-01 Teletype Corp Two-color ribbon mechanism
US2293093A (en) * 1940-03-02 1942-08-18 Teletype Corp Message differentiation apparatus
US2331043A (en) * 1941-01-02 1943-10-05 Teletype Corp Ribbon shift mechanism

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1904164A (en) * 1930-07-11 1933-04-18 Teletype Corp Signaling system and apparatus therefor
US2107044A (en) * 1936-08-05 1938-02-01 Teletype Corp Two-color ribbon mechanism
US2293093A (en) * 1940-03-02 1942-08-18 Teletype Corp Message differentiation apparatus
US2331043A (en) * 1941-01-02 1943-10-05 Teletype Corp Ribbon shift mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2840638A (en) * 1958-06-24 Moser

Also Published As

Publication number Publication date
CH258149A (de) 1948-11-15
BE480324A (en, 2012)
GB622251A (en) 1949-04-28
FR956996A (en, 2012) 1950-02-10

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