AT77359B - Sound-absorbing base for typewriter feet. - Google Patents
Sound-absorbing base for typewriter feet.Info
- Publication number
- AT77359B AT77359B AT77359DA AT77359B AT 77359 B AT77359 B AT 77359B AT 77359D A AT77359D A AT 77359DA AT 77359 B AT77359 B AT 77359B
- Authority
- AT
- Austria
- Prior art keywords
- sound
- absorbing base
- typewriter
- feet
- typewriter feet
- Prior art date
Links
- 239000010985 leather Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Landscapes
- Accessory Devices And Overall Control Thereof (AREA)
Description
<Desc/Clms Page number 1>
Schalldämpfender Untersatz für Schreibmaschinenfüsse.
Gegenstand der Erfindung bildet eine Verbesserung des im Patente Nr. 75865 beschriebenen schalldämpfenden Untersatzes für Schreibmaschinenfüsse. Nach der Erfindung wird an Stelle der lose im Unterteil angeordneten Federn ein Gummiball angeordnet, wodurch eine noch feinere Federung erzielt wird.
Der Durchmesser des Gummiballes ist grösser als die innere Höhe der Dose und kleiner als der Durchmesser der letzteren. Anders ausgedruckt, hat die Dose einen etwas grösseren Durchmesser als der Gummiball, dagegen aber eine geringere Hohe, so dass durch Aufschrauben des Deckels der Dose auf deren Boden der zwischen Leder : scheibe und
EMI1.1
wird. So gespannt, nimmt der Gummiball die innere Form der Dose an.
**WARNUNG** Ende DESC Feld kannt Anfang CLMS uberlappen**.
<Desc / Clms Page number 1>
Sound-absorbing base for typewriter feet.
The invention relates to an improvement on the sound-absorbing base for typewriter feet described in Patent No. 75865. According to the invention, a rubber ball is arranged in place of the springs loosely arranged in the lower part, whereby an even finer suspension is achieved.
The diameter of the rubber ball is greater than the inner height of the can and smaller than the diameter of the latter. In other words, the can has a slightly larger diameter than the rubber ball, but a smaller height, so that by screwing the lid of the can onto its bottom, the one between the leather: washer and
EMI1.1
becomes. So stretched out, the rubber ball takes on the inner shape of the can.
** WARNING ** End of DESC field may overlap beginning of CLMS **.
Claims (1)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT75865T | 1916-09-18 | ||
| AT77359T | 1917-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT77359B true AT77359B (en) | 1919-07-25 |
Family
ID=25603957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT77359D AT77359B (en) | 1916-09-18 | 1917-06-29 | Sound-absorbing base for typewriter feet. |
Country Status (1)
| Country | Link |
|---|---|
| AT (1) | AT77359B (en) |
-
1917
- 1917-06-29 AT AT77359D patent/AT77359B/en active
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