Alps KEW Series
Contents
Overview
KEW is a series of plate-mount elastic contact keyboard switches from Alps. Each self-contained, plate-mount switch contains a conductive rubber dome that sits over a pair of stationary contacts.
Alps filed utility model S61-91831 “押釦スイッチ” (“pushbutton switch”) in November 1984 for this series.
Specifications
The specifications below are from the Alps Low-Profile Keyboard Switches sample pack and cover model SKEWAA:
| Operating force | Uncertain |
|---|---|
| Tactile force | ca. 40 gf |
| Total travel force | 80 gf |
| Preload | ca. 10 gf |
| Total travel | 3 mm |
| Lifetime | 5 million cycles |
| Contact resistance | 500 Ω maximum |
Models
| Type | KEW model | SKEW model | Colour |
|---|---|---|---|
| Momentary | SKEWAA | White | |
| Momentary | Cyan |
References
- Alps Low-Profile Keyboard Switches sample pack (no date specified)