Contact Slides Along In Contact With Element Patents (Class 338/160)
- With knob forming casing or covering (Class 338/163)
- Hermetically sealed housing (Class 338/164)
- With elongated rectilinear resistance element (Class 338/165)
- With removable actuating shaft or key (Class 338/166)
- Spring-loaded contact (Class 338/167)
- With flexible lead-in to contact (Class 338/168)
- Contact pressure adjustable (Class 338/169)
- With contact biasing spring on contact arm or carrier (Class 338/170)
- With plural contact portions (Class 338/171)
- With switching (Class 338/172)
- With collector ring (Class 338/174)