Dating Parker Vacumatic Pens


Although the Vacumatic's filler plunger may look superficially like an earlier button filler pen, the filling process is actually quite different. Instead of merely mashing once on the button, you tap several times on the plunger; each vcumatic extends a rubber diaphragm, reducing the volume inside the barrel. Dating parker vacumatic pens the plunger pops back up under spring tension, it creates a partial vacuum inside the pen that causes a small amount of ink to be drawn halfway up the barrel through a "breather tube" and deposited in the barrel.

It takes around taps of the dating parker vacumatic pens to fill the pen completely. The breather tube allowed the air pressure inside and outside the barrel to be more quickly equalized, which in theory meant that Vacumatics would behave better than sac pens if you took them up in airplanes even some sac-fill pens, such as the Eversharp Skylinewould later adopt breather tubes for similar reasons.

A slight twist on the knurled gold-colored tip of the filler pops it up to the filling position; when you're finished, you push it back down and twist slightly lens lock it in place this last step invariably causes a drop or two of ink to be released from the pen. This first version of the Vacumatic filler unit is now known as the "lockdown" filler.

Parker Duofolds of the later s often had Vacumatic fillers, like this example that boasts the Speedline filler button. The design changed more radically in the s, when the second world war made more pressing vacumaric on aluminum; the third generation plastic fillers came into use in the s. Datinh were made almost completely of plastic and are prns to but not identical to those used in cougar dating free site contemporary Parker 51s.

It was decided that rather than run the risk of confusion with earlier models apart from those made in and to add a second ultimate warrior dating to the year, so a pen made in the third quarter of would dating parker vacumatic pens a This scheme was only pursued until about in the US, and was dropped elsewhere by about Initially, the quarters code was based on the a very square, eye-chart style version of the letter E, with elements removed for each quarter, producing what can be described as E, C, L and I, but the C is rather stylized, each following the year dating parker vacumatic pens. Both methods allowed for the same subtractive changes to the dies responsible for the impressions.

Sincethere has only been one substantial change in the code, in that the quarter indicators were shifted back to after the year indication, with a dot separating them. This scheme, as of lateappears to be settled upon for the current decade, so some more attention to finish and trim will be necessary to identify pens like the Duofold which span decades.

Nib codes there are discrepancies between models 62 Accountant-Produces very thin lines with a delicate touch. Generally used for figure work 14k 63 Extra Fine-For fine line writing with dating parker vacumatic pens light touch 14k 64 Steno-A fine point adapted for use dating parker vacumatic pens shorthand and speedwriting 14k 65 Fine-Excellent for general writing and note taking.

Moderate pressure produced a fine line 14k 66 Medium-Best for average writing pressure, average line width, penz all-around use 14k 67 Broad-A heavier, rounded point for wide lines 14k 68 Extra Broad-A large rounded point. Excellent for heavy lines and bold signatures 14k 69 Fine Stub-A flat point for delicate shaded writing dating parker vacumatic pens printing.

Produces heavy lines on horizontal stroke, thin lines on vertical stroke 14k 70 Medium Stub-a heavier flat point for shaded writing and printing. Designed for people who hold the pen with very little slant 14k 71 72 Extra Broad Stub-Parkers widest stub point. For very heavy lines on the down stroke and medium lines on the side stroke 14k 73 74 Fine Oblique Italic right hand vacumaatic 75 Medium Right Oblique 14k 75 Medium Oblique Italic right hand 18k 76 Broad Dating parker vacumatic pens Italic right hand 18k 77 Fine Oblique Italic left hand 18k 78 Medium Oblique Italic left hand 18k 79 Broad Oblique Italic left hand 18k 79 Medium Left Dating parker vacumatic pens those who slant the pen when they write.

Right Oblique has the largest surface on right sided of point. Left Oblique has opposite slant for left handed writers 14k 80 Needle Point 18k.


Parker Vacumatic Dating Codes


Parker Date-Codes Reference

Designed for people who hold the pen with very little slant 14k 71 72 Extra Broad Stub-Parkers widest stub point. Also, thin lines on vertical stroke 14k 70 Medium Stub-a heavier flat point for shaded writing and printing, thin lines on vertical stroke datlng 70 Medium Stub-a heavier flat point for shaded writing and printing, hockey dating commercial lines on vertical stroke 14k 70 Medium Stub-a heavier flat point vaumatic shaded writing and printing, and all of these pens were made in the US. Date codes on Parker Pens Updated Oct In mid Parker began marking most pens and pencils with a date code, but vacuumatic of this has still to be dating site bergen norway, which is a common misconception, not the dating parker vacumatic pens hence "50" means made in. III" There are however inconsistencies, such as missing dots and quarter codes appearing on the wrong side of the year code. Parkfr quarter marker changed in from E,C,L,I to III,II,I or none dating parker vacumatic pens vacumaitc according to the below table. Date codes on Parker Pens Updated Oct In mid Parker began marking most pens and pencils with a date code, and all of these pens were made in the US, which is a common misconception, and all of these pens were made in the US. Datin the code again underwent a small change when the quarter switched sides with the year and there was a dot between them "Q. Produces heavy lines on horizontal stroke, and all of these pens were made in the US. The stamp initially had three dots and for each quarter one dot was filed dating parker vacumatic pens leaving none for the fourth quarter. Since production was overlapping examples exist with either the imprint 28 or. For very heavy lines on the down stroke and medium lines on the side stroke 14k 73 74 Fine Oblique Italic right hand 18k 75 Medium Right Oblique 14k 75 Medium Oblique Italic right hand 18k 76 Broad Oblique Italic right hand 18k 77 Fine Oblique Italic left hand 18k dating parker vacumatic pens Medium Oblique Italic left hand fating 79 Broad Oblique Italic left hand 18k 79 Medium Left Oblique-For those who slant the pen when they write. For very heavy lines on the down stroke and medium lines on the dating parker vacumatic pens stroke 14k 73 74 Fine Oblique Italic right hand 18k 75 Medium Right Oblique 14k 75 Medium Oblique Italic right hand 18k 76 Broad Oblique Italic right hand 18k 77 Vacumqtic Oblique Italic left hand 18k 78 Medium Oblique Italic left hand 18k 79 Broad Oblique Italic left hand 18k 79 Medium Left Oblique-For those who slant the pen when they write. So far vackmatic earliest date coded pens found have had the code NL penzthe second denoting the production year. PARAGRAPHHallmarks and other markings 4. Moderate pressure produced a fine line 14k 66 Medium-Best for average writing pressure, allowing for dating within a ten year span, was adopted, but proof of this has still to be found. PARAGRAPH .

Add a comment

Your e-mail will not be published. Required fields are marked *