CH190181A - Chalk sharpener. - Google Patents
Chalk sharpener.Info
- Publication number
- CH190181A CH190181A CH190181DA CH190181A CH 190181 A CH190181 A CH 190181A CH 190181D A CH190181D A CH 190181DA CH 190181 A CH190181 A CH 190181A
- Authority
- CH
- Switzerland
- Prior art keywords
- chalk
- pieces
- sharpener
- file
- sharpened
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L23/00—Sharpeners for pencils or leads
- B43L23/006—Sharpeners for pencils or leads with rasping surfaces
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41H—APPLIANCES OR METHODS FOR MAKING CLOTHES, e.g. FOR DRESS-MAKING OR FOR TAILORING, NOT OTHERWISE PROVIDED FOR
- A41H23/00—Devices for applying chalk; Sharpening or holding chalk
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Drawing Aids And Blackboards (AREA)
Description
Kreidespitzer. Gegenstand der vorliegenden Erfindung ist ein zum Beispiel zum Spitzen einer Schnei derkreide sich eignender Kreidespitzer, der sich dadurch kennzeichnet, dass im Deckel einer beim Spitzen der Kreide den dabei er zeugten Kreidestaub aufnehmenden Schachtel zwei im Winkel zueinander angeordnete, einen unten offenen Schlitz bildende Feilen stücke vorgesehen sind, zwischen welchen die Kreide mit ihrem zu spitzenden Teil ver schoben wird.
Auf der beiliegenden Zeichnung ist ein Ausführungsbeispiel des Erfindungsgegen standes dargestellt.
Fig.1 ist eine perspektivische Ansicht des Kreidespitzers; Fig. 2 ist ein Querschnitt durch den selben, und Fig. 3 zeigt eine Einzelheit desselben. A ist eine Holzschachtel mit Schiebe deckel a, in welchem zwei im Winkel zu einander angeordnete, einen unten offenen Schlitz bildende Feilenstücke b befestigt sind, von denen eines in Fig. 3 herausgezeichnet ist.
Diese beiden Feilenstücke b sind auf den einander zugekehrten Seiten derselben mit verhältnismässig groben Scbärfzähnen ver sehen, die sich schräg über die ganze Breite der Feilenstücke erstrecken und alle nach der gleichen Seite hin gerichtet sind.
Zum Spitzen zum Beispiel -einer Schnei derkreide wird dieselbe mit ihrer zu spitzen den Kante zwischen die beiden Feilenstücke b eingeführt und einigemal gegen die Zähne dieser letzteren zu verschoben. Der dabei erzeugte Kreidestaub sammelt sich, wie in Fig.2 angedeutet ist, auf dem Boden der Schachtel f1 an.
Chalk sharpener. The subject of the present invention is a chalk sharpener suitable, for example, for sharpening a tailor's chalk, which is characterized in that in the lid of a box that absorbs the chalk dust when sharpening the chalk, two files arranged at an angle to each other, forming a slot open at the bottom are provided, between which the chalk is pushed ver with its sharpened part.
On the accompanying drawing, an embodiment of the subject invention is shown.
Figure 1 is a perspective view of the pencil sharpener; Fig. 2 is a cross section through the same, and Fig. 3 shows a detail of the same. A is a wooden box with a sliding lid a, in which two pieces of files b, which are arranged at an angle to each other and form a slot open at the bottom, are attached, one of which is shown in FIG.
These two file pieces b are seen ver on the facing sides of the same with relatively coarse scarfing teeth, which extend obliquely over the entire width of the file pieces and are all directed towards the same side.
To point, for example, a tailor's chalk, the same is inserted with its to point the edge between the two file pieces b and shifted a few times against the teeth of the latter. The chalk dust generated in the process collects, as indicated in FIG. 2, on the bottom of the box f1.
Claims (1)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH190181T | 1936-08-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH190181A true CH190181A (en) | 1937-04-15 |
Family
ID=4436794
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH190181D CH190181A (en) | 1936-08-19 | 1936-08-19 | Chalk sharpener. |
Country Status (1)
Country | Link |
---|---|
CH (1) | CH190181A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2496495A (en) * | 1946-03-15 | 1950-02-07 | John E Riker | Pencil pointer |
-
1936
- 1936-08-19 CH CH190181D patent/CH190181A/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2496495A (en) * | 1946-03-15 | 1950-02-07 | John E Riker | Pencil pointer |
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