GB190505039A - An Improvement relating to Type-writing Machines. - Google Patents

An Improvement relating to Type-writing Machines.

Info

Publication number
GB190505039A
GB190505039A GB190505039DA GB190505039A GB 190505039 A GB190505039 A GB 190505039A GB 190505039D A GB190505039D A GB 190505039DA GB 190505039 A GB190505039 A GB 190505039A
Authority
GB
United Kingdom
Prior art keywords
plate
worm
type
barf
carriage
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
Application number
Inventor
Sidney Herbert Donaldson
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB190505039A publication Critical patent/GB190505039A/en
Expired legal-status Critical Current

Links

Landscapes

  • Accessory Devices And Overall Control Thereof (AREA)

Abstract

5039. Donaldson, S. H. March 10. Typewriters.-A typewriter is provided with a bottom-margin indicator consisting of means for locking the platen roller after a determined amount of rotation, or which may include a bell or other signal. A worm d is provided on the platen spindle b, and projects through a slot in a plate e, which is hinged on one carriage barf and is adapted to be locked to the other carriage barf, against the lifting action of a spring n, by means of a piece t on a spindle s provided with a handle r. A piece k pivoted on the plate e is formed with a sector l for engagement with the worm d in the depressed position of the plate, and is rotated by the worm d, against the action of a return spring n, until stopped by a chained pin o adjusted in bne or other of a series of holes p in the plate e.
GB190505039D 1905-03-10 1905-03-10 An Improvement relating to Type-writing Machines. Expired GB190505039A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB190505039T 1905-03-10

Publications (1)

Publication Number Publication Date
GB190505039A true GB190505039A (en) 1905-12-30

Family

ID=32194544

Family Applications (1)

Application Number Title Priority Date Filing Date
GB190505039D Expired GB190505039A (en) 1905-03-10 1905-03-10 An Improvement relating to Type-writing Machines.

Country Status (1)

Country Link
GB (1) GB190505039A (en)

Similar Documents

Publication Publication Date Title
GB190505039A (en) An Improvement relating to Type-writing Machines.
GB190516720A (en) An Improved Tabulator for Typewriting Machines.
US571757A (en) Type-writing machine
GB190628122A (en) Improvements in and relating to Typewriting Machines.
US842796A (en) Device for locking the key-levers in type-writing machines.
US891095A (en) Type-writing machine.
GB190516915A (en) Improvements in Paper Feeding Devices of Typewriting Machines
US825198A (en) Writing-machine.
US1087045A (en) Type-writing machine.
US1428215A (en) Typewriting machine
US896925A (en) Writing-machine.
US864602A (en) Type-writing machine.
US957798A (en) Copy-holder.
US843071A (en) Type-writing machine.
US559921A (en) Liamson
US675989A (en) Type-writing machine.
US784494A (en) Paragraphing-stop for type-writing machines.
US853242A (en) Type-writing machine.
US579203A (en) Lorenzo d
GB190724916A (en) Improvements in Cash Registers Indicators and Check Tills.
GB190514292A (en) Improvements in Typewriting Machines.
GB190903500A (en) Typewriting Machine with Two or more Groups of Characters on each Type-bar.
GB190823826A (en) Improvements in Column Stop Mechanism for Typewriting Machines.
GB190628121A (en) Improvements in Means for Controlling the Extent of Rotation of the Platens of Typewriting Machines
GB191103265A (en) Improvements in Machines for Typewriting Musical Notation.