IP Library › Granted Patent US 10,401,981
Granted Patent B2
US 10,401,981 · App. 14/889,288 · Granted Sep 3, 2019

Input device for touch-sensitive, capacitive surfaces

Inventors: Oliver Schwab (Cadolzburg, DE); Peter Weiss (Nürnberg, DE); Rilke Dix (Bamberg, DE); Jürgen Adler (Kleinseebach, DE); Arno Castner (Rückersdorf, DE); Max Bergmann (Hard, AT); Alexander Vyhnal (Nürnberg, DE)
Assignee: STAEDTLER MARS GMBH & CO. KG
G06F3/03545B43K29/00G06F3/044
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Quick Facts
Patent No.
US 10,401,981
App. No.
14/889,288
Granted
Sep 3, 2019
Kind
B2
Abstract

An input device for touch-sensitive, capacitive surfaces, including an application device having at least one application element and at least one contacting element. The application device is designed as a holder filled with a liquid, gel-like, or pasty application medium. The holder of the application device is non-conductive at least in the gripping region. The application medium is electrically conductive, and an electrically conductive connection is formed between the at least one contacting element and the liquid, gel-like, or pasty application medium.

Claims (15)

1. An input device for touch-sensitive, capacitive surfaces, comprising:

an application device having at least one application element;

an end cap that includes a moistening element housed inside the end cap; and

at least one contacting element, integrated in the end cap, comprising of a conductive element,

wherein the application device is configured as a pen filled with a liquid, gel or pasty application medium that is electrically conductive,

the end cap being removably attached to the barrel,

wherein the application device has a barrel that is non-conductive,

wherein the moistening element is impregnated with the liquid, gel, or pasty application medium that is electrically conductive,

wherein the conducting element penetrates through a front of the end cap and penetrates into the moistening element,

wherein an electrically conductive connection is provided between the at least one contacting element and the liquid, gel or pasty application medium,

wherein, when the application element is closed by the end cap, the electrically conductive connection is further provided by an electrically conductive contact between the conductive element, the moistening element, the at least one contacting element, and the liquid, gel or pasty application medium.

2. The device as claimed in claim 1 , wherein the at least one contacting element further comprises an elastic and conductive contact element.

3. The device as claimed in claim 2 , wherein the conductive element is a mushroom-shaped conducting element.

4. The device as claimed in claim 3 , wherein the elastic and conductive contact element is held by an undercut section of the mushroom-shaped conducting element.

5. The device as claimed in claim 1 , wherein the conductive element is a mushroom-shaped conducting element.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 27, 2023
From: STAEDTLER MARS GMBH & CO. KG
To: STAEDTLER SE
Reel/Frame 065678/0156 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 2, 2016
From: J.S. STAEDTLER GMBH & CO. KG
To: STAEDTLER MARS GMBH & CO. KG
Reel/Frame 037974/0427 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 5, 2015
From: SCHWAB, OLIVER; WEISS, PETER; DIX, RILKE; ADLER, JÜRGEN; CASTNER, ARNO; BERGMANN, MAX; VYHNAL, ALEXANDER
To: J.S. STAEDTLER GMBH & CO. KG
Reel/Frame 036970/0982 →
Priority Claims (1)
DE 10 2013 008 232 · May 8, 2013 · national
Continuity (1)
Related Publication 20160077613A1 · Mar 17, 2016