Matches 1 - 24 out of 24


Match Document Document Title
7938592 Writing implement  
A refill of a low viscosity water-based ink ballpoint pen is provided with a housing, a pen tip attached to a front end of the housing, an ink tank (4) formed inside the housing, an ink guide...
7093994 Dosing device and writing implement with a dosing device  
A dosing device for demand-dosing a liquid includes a primary container, a point of release for releasing the liquid, a main liquid channel between the primary container and the point of release...
7077593 Writing utensil  
A writing instrument has an ink storing chamber 12 formed inside a main body 10 of the writing instrument, a writing element 17 provided on a front end of the main body 10, a reservoir chamber 14...
6702498 Writing implement  
A writing implement having a feeder core for feeding ink in an ink tank to a pen tip and an ink collector in which a plurality of comb-tooth like elements formed with an air-liquid exchange groove...
6536976 Writing instrument  
The object is to provide a writing instrument in which a large-diametric ink retaining portion with narrow grooves in width and still capable of securing a large enough air channel can be formed...
6435752 Correction pen with pressure adjusting structure  
A correction pen with a pressure adjusting structure having an increased interior pressure of the pen so that the correction liquid may flow out of the pen successfully. The correction pen...
6010269 Writing implement  
Ink and a follower advancing with consumption of the ink are stored directly in the inside of a barrel having a pen point at its forward end. An outer tail plug constituted by a closed-end...
5372445 Writing unit for a cartridge fountain pen  
A writing unit for a cartridge fountain pen comprising an ink feeder 3, a writing nib 1 mounted to the forward end portion of the ink feeder, and a gripping piece 2 enclosing the rearward end...
4954002 Writing instrument with membrane vent and their manufacture  
In a writing instrument including an ink reservoir and an air hole, the air hole is spanned by a barrier formed as a porous non-absorbent ink repellent membrane of substantially uniform pore size....
4753546 Pressure balanced stylographic pen  
Improvements in stylographic technical writing pens, particularly through a venting channel design which provides for a pressure balancing, or equalization, between an ultimate ink reservoir...
4595308 Writing insert with sealing cap  
A writing implement with a sealing element on a closing cap is mountable over a writing insert having a concentric writing tip, wherein the projecting part of the writing insert is provided with...
4556336 Pen core for writing instrument  
A pen core for a writing instrument, particularly, for use in a recorder in which writing must be continuously carried out over long periods using a relatively small ink supply. The instrument has...
4430014 Ball point pen writing instrument  
A ball point pen writing instrument capable of being simply filled in aqueous ink solution and fitted with a ball point pen to be used as an ordinary writing instrument. When the ink is exhausted...
4207012 Ink compensating chamber for scriber  
A capillary writing pen of the type having an expansion or compensation chamber intermediate the ink reservoir and ambient air. The expansion chamber is improved such that inadvertent flowing of...
4095907 Cover for scriber  
A capillary writing pen of the type having an expansion or compensation chamber intermediate the ink reservoir and ambient air. The expansion chamber is improved such that inadvertent flowing of...
3459486 WRITING UTENSIL  
3423157 SUPPORT AND FEEDING ASSEMBLY FOR PENS OF FOUNTAIN PENS  
3182636 Fountain pen  
2935970 Fountain pen ink reservoir  
2891512 Fountain pens  
2881737 Fountain pen feed construction  
2871825 Fountain pen  
2796850 Fountain pen  
2795211 Liquid flow-control  

Matches 1 - 24 out of 24