guard ring


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guard ring

n
1. (Jewellery) jewellery Also called: guard or keeper ring an extra ring worn to prevent another from slipping off the finger
2. (General Physics) an electrode used to counteract distortion of the electric fields at the edges of other electrodes in a capacitor or electron lens
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Tenders are invited for Supply of Finish machined oil guard ring
I still have his coast guard ring and other mementos.
The 03A3 hand guard ring fits over the receiver so the slightly smaller diameter of the 03 barrel at the receiver does not cause any problems.
Other features include the Inch Wheel micro-adjustable pins, true second- and third-axis adjustability, an interchangeable fluorescent guard ring and an optional six-inch dovetail base to put your pins further from your eye for even finer tuning.
In this respect, for example, the effects of a guard ring electrode on the operation of a capacitive transducer have been investigated [8].