Radio frequency coupled differential sensor coil for improved mu

Railway axle bearing and sealing assembly with integrated rotati

Rate measuring system

Rate of rotation measurement using back-EMFS associated with win

Real time eddy current responsive Hall effect device tachometer

Recessed paddle wheel speed measuring device for personal waterc

Registration arrangement for motor vehicles with a measured valu

Releasably mounted instrument assembly for a bicycle having elas

Reluctance sensor having variable threshold detection circuit

Remote engine speed indicator system

Remote, wireless electrical signal measurement device

Remote, wireless electrical signal measurement device

Removable device for sensing the rotation speed of a bearing, an

Resonant circuit for increasing variable reluctance sensor...

Retained magnetic strip for mounting on a rotating member to pro

Revolution speed detecting apparatus for extracting signal...

Revolving speed detecting device with reduced eddy current loss

Roller bearing unit having an improved structure for retaining a

Rolling bearing unit having a plurality of rolling members betwe

Rolling bearing unit having an improved structure for...