ES72770U - Automatic two-color ballpoint pen (Machine-translation by Google Translate, not legally binding) - Google Patents
Automatic two-color ballpoint pen (Machine-translation by Google Translate, not legally binding)Info
- Publication number
- ES72770U ES72770U ES0072770U ES72770U ES72770U ES 72770 U ES72770 U ES 72770U ES 0072770 U ES0072770 U ES 0072770U ES 72770 U ES72770 U ES 72770U ES 72770 U ES72770 U ES 72770U
- Authority
- ES
- Spain
- Prior art keywords
- appendix
- core
- load
- rear end
- ballpoint pen
- 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.)
- Granted
Links
Landscapes
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
An automatic two-color ball pen, characterized in that it comprises; a central core that is drilled with two perforations located on a same diameter, this core having at its rear end a V-shaped notch; an anterior body, intended to be applied against the front extremity of the soul; two ballpoint pen charges, each one inserted in the corresponding bore of the core, each of these loads being surrounded by a helical spring occupying a part of its length; an appendix fixed at the rear end of each load, against which the corresponding spring abuts at its rear end, each of these appendages being of a different color, characteristic of the ink of its charge, and having a longitudinal semi-cylindrical shape, the flat face of the half-cylinder of one of these appendices turned towards the flat face of the half-cylinder of the other appendix; a rear body connected to the rear end of the core, this rear body having two lateral recesses located on the same diameter, through which the appendages of the loads protrude; and a V-shaped drive part formed by two elastic straps and this piece being inserted between the two mentioned appendices, with a driving button at the apex of the V, protruding from the end of the rear body of the ball-point pen, all in such cooperation that, by pushing one of the appendices forward, the corresponding ball exits the front part of the front body of the ballpoint pen, the corresponding load remaining in the writing position and not being able to be inadvertently retracted because the step of the appendix makes a stop In order to retract it, it suffices to press the button of the actuating part, whereby the end of the strip, which retained said load preventing its retraction, slides down the wall of the actuator. the V notch of the back of the web, moving inwards and leaving the stop step of the appendix of the load that, free then, it is pressed by its spring to the hidden or retracting position. (Machine-translation by Google Translate, not legally binding)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES0072770U ES72770Y (en) | 1959-04-04 | 1959-04-04 | Automatic bicolor pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES0072770U ES72770Y (en) | 1959-04-04 | 1959-04-04 | Automatic bicolor pen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES72770U true ES72770U (en) | 1959-08-16 |
| ES72770Y ES72770Y (en) | 1960-06-01 |
Family
ID=52725445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES0072770U Expired ES72770Y (en) | 1959-04-04 | 1959-04-04 | Automatic bicolor pen |
Country Status (1)
| Country | Link |
|---|---|
| ES (1) | ES72770Y (en) |
-
1959
- 1959-04-04 ES ES0072770U patent/ES72770Y/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES72770Y (en) | 1960-06-01 |
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