Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.

Patents

  1. Advanced Patent Search
Publication numberUS1762554 A
Publication typeGrant
Publication dateJun 10, 1930
Filing dateMay 23, 1924
Priority dateMay 23, 1924
Publication numberUS 1762554 A, US 1762554A, US-A-1762554, US1762554 A, US1762554A
InventorsHume John R
Original AssigneeHume John R
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Fountain pen
US 1762554 A
Abstract  available in
Images(1)
Previous page
Next page
Claims  available in
Description  (OCR text may contain errors)

June 1o, l193.0. J, R HUME 1,762,554

vFOUNTA-IN I PEN Filed May 2s, 1924 MIT.

Patented June 10, 193i) UNITED s'TA JOHN' R. HUME, OF CHICAGO, ILLINOIS FOUNTAIN PEN' Application led Hay 23,

My invention relates to a fountain pen and has for its object to provide an improved and eicient device of this type. v

Fig. 1 is a view of my invention with a 5 part of the closing cap broken away Fig. 2 is a longitudinal sectional view taken on line 2 2 of Fig. 1; A Y

Fig. 3 is an enlarged cross sectional view taken online 3-3 of Fig. 2, and Y Fig. 4 is an enlarged cross sectional view taken on line' 4 4 of Fig. 2;

The preferred form of my'fountain pen comprises a tubular member or shell 8 with an intermediate cross partition9 dividing the 15 interior ofthe shell into two cylindrical chambers extending from said partition in opposite' directions to the two opposite ends' of the tubular'shell. A knurled cap 10 isremovably threaded on one end of the shell and a 0 sleeve 11 with a reduced portion 11. is removably threaded in said cap and carries a pen 13, an ink' feeding channel 12 being provided through said reduced portion. An ink tube 14, preferably of glass, is mounted in Y L5 shell 8 and contains an upper flange 15 resting on the upper edge of said shell and provided with a finger lug 16 which is bevelled at its outer edge to be engaged by the linger nail for withdrawing'the'ink tube from the shell.

30 A pliable gasket or sealing member 17 is interposed between liange 15 011- the ink tube and vthe inner'part of cap 10 to provide a fluid-k tight connection.. Y Preferably, the device further includes a r cap 20 threaded on the other end of shell 8 and 1924. Serial No. 715,275.

11 and head 26 are roughened or knurled to provide a firm grasp for the lingers.

lWhile I have illustrated and described the preferred form of construction for carrying my invention into eil'ect, this is capable of 5:1 variation and modification without departing from the spirit of the invention. '1, therefore, do not wish to be limited to the precise details of construction set forth, but desire to avail myself of such variations and modi- 60 fications as come Within the scope of the appended claim.

-Having described my invention, what I? claim as new and desire to secure by Letters Patent is: 465

In a device of the class described, comprising' a shell having a pen chamber, a screw cap bearing a pen point and provided with an ink ychannel removably mounted on the open end of said pen chamber, the combination there- 7u with of a rigid removable ink tube, open at one end and adapted to be contained in said pen chamber, said ink tube provided with an out turned flange around its open end overlaying the open end of said pen chamber and 'I5 held i'n place by said cap, and a beveled finger lug integral with said ange, substantially as described. l y

In testimony whereof I have signed my name to this specification.

JOHN `R. HUME.

provided with a conical portion or extension l .21 having interior threads 22 and in which operates a stem 23 provided with one or more thread means or lugs 24 movable in said threads 22 for pushing the lead 25 outward in portion 21. The Stem Vis lprovided with a head 26 for operating the stem, and said head and the upper portion of said stem are movable in a sleeve 27 which'lis fastened'in the shell, preferably with webs 27 as shown in Fig. '4, and provides a storage chamber 28 l. between itself and thefinner wall of said shell for storing additional leads 29, as shown also in Fig. 4. The caps 10 and 20, and the sleeve -ioo

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US2964012 *Apr 5, 1956Dec 13, 1960Kahn David IncWriting instrument
US6428235 *Mar 9, 2000Aug 6, 2002Mitsubishi Pencil Kabushiki KaishaLiquid applicator having ink color identification
US7070351 *Mar 14, 2003Jul 4, 2006Bic CorporationWriting instrument with gripping device
Classifications
U.S. Classification401/249, 401/251, 401/17
International ClassificationB43K27/02, B43K27/00
Cooperative ClassificationB43K27/02
European ClassificationB43K27/02